From 540fb4c3d683efc096a3779c1a703c054b43901d Mon Sep 17 00:00:00 2001 From: Michael Shanks Date: Sat, 19 Oct 2019 07:24:20 +0100 Subject: [PATCH] basic cru app possible --- packages/bootstrap-components/components.json | 3 +- .../bootstrap-components/dist/generators.js | 145 +++-- packages/bootstrap-components/src/Form.svelte | 4 +- packages/bootstrap-components/src/Nav.svelte | 12 +- .../src/generators/appGenerator.js | 3 +- .../src/generators/buttonGenerators.js | 2 +- .../src/generators/indexTablesGenerator.js | 17 +- .../src/generators/recordHomePageGenerator.js | 121 ++-- packages/client/src/api/loadRecord.js | 2 +- packages/client/src/createApp.js | 14 +- packages/client/src/state/setState.js | 2 +- packages/client/src/state/stateBinding.js | 13 +- .../_master/public/main/budibase-client.js | 73 +-- .../public/main/budibase-client.js.map | 2 +- .../public/unauthenticated/budibase-client.js | 73 +-- .../unauthenticated/budibase-client.js.map | 2 +- .../testApp/public/main/budibase-client.js | 73 +-- .../public/main/budibase-client.js.map | 2 +- .../public/unauthenticated/budibase-client.js | 73 +-- .../unauthenticated/budibase-client.js.map | 2 +- .../appPackages/testApp2/appDefinition.json | 517 +++++++++++++----- .../testApp2/components/Application Root.json | 14 +- .../components/Contact/Contact homepage.json | 11 +- .../components/Contact/homepage buttons.json | 108 +++- .../components/all_contacts Table.json | 6 +- .../components/all_customers Table.json | 6 +- .../components/common/Default Button.json | 2 +- .../customer/customer homepage.json | 11 +- .../components/customer/homepage buttons.json | 108 +++- .../testApp2/public/main/budibase-client.js | 73 +-- .../public/main/budibase-client.js.map | 2 +- .../public/main/clientAppDefinition.js | 2 +- .../public/unauthenticated/budibase-client.js | 73 +-- .../unauthenticated/budibase-client.js.map | 2 +- .../server/builder/budibase-client.esm.mjs | 75 +-- packages/server/builder/bundle.js | 4 +- packages/server/builder/bundle.js.map | 2 +- packages/standard-components/components.json | 14 +- packages/standard-components/src/Div.svelte | 54 +- packages/standard-components/src/Form.svelte | 2 +- packages/standard-components/src/Grid.svelte | 17 +- packages/standard-components/src/If.svelte | 4 +- packages/standard-components/src/Input.svelte | 2 +- packages/standard-components/src/Nav.svelte | 2 +- packages/standard-components/src/Panel.svelte | 2 +- .../standard-components/src/Select.svelte | 2 +- .../standard-components/src/StackPanel.svelte | 4 +- packages/standard-components/src/Table.svelte | 2 +- .../standard-components/src/Textbox.svelte | 2 +- .../standard-components/src/button.svelte | 2 +- 50 files changed, 963 insertions(+), 800 deletions(-) diff --git a/packages/bootstrap-components/components.json b/packages/bootstrap-components/components.json index b94e88f765..684a8acbb7 100644 --- a/packages/bootstrap-components/components.json +++ b/packages/bootstrap-components/components.json @@ -57,7 +57,8 @@ "orientation":{"type":"options", "options": ["horizontal", "vertical"]}, "alignment":{"type":"options", "options": ["start", "center", "end"]}, "fill":"bool", - "hideNavBar":"bool" + "hideNavBar":"bool", + "className": "string" }, "tags": ["nav", "navigation", "sidebar"] diff --git a/packages/bootstrap-components/dist/generators.js b/packages/bootstrap-components/dist/generators.js index e478cc8bfd..1021b09753 100644 --- a/packages/bootstrap-components/dist/generators.js +++ b/packages/bootstrap-components/dist/generators.js @@ -12,7 +12,7 @@ const buttons = () => [ description: "Bootstrap default button", inherits: "@budibase/standard-components/button", props: { - className: "btn btn-light" + className: "btn btn-secondary" } } ]; @@ -163,23 +163,12 @@ const indexTableProps = (index, helpers) => ({ .map(column), onRowClick: [ { - "##eventHandlerType": "Load Record", - parameters: { - recordKey: { - "##bbstate": "key", - "##bbsource": "context" - }, - statePath: { - "##bbstate": "type", - "##bbsource": "context" - } - }, "##eventHandlerType": "Set State", parameters: { - path: "currentView", + path: `selectedrow_${index.name}`, value: { - "##bbstate": "type", - "##bbsource": "context" + "##bbstate": "key", + "##bbsource": "event" } }, } @@ -248,14 +237,8 @@ const component = ({record, index}) => ({ inherits: "@budibase/standard-components/div", name: homepageComponentName(record), props: { - className: "p-3", + className: "d-flex flex-column h-100", children: [ - { - component: { - _component: "@budibase/standard-components/h2", - text: record.collectionName - } - }, { component: { _component: `${record.name}/homepage buttons`, @@ -264,7 +247,8 @@ const component = ({record, index}) => ({ { component: { _component: getIndexTableName(index) - } + }, + className: "flex-gow-1 overflow-auto" } ], onLoad: [ @@ -291,26 +275,49 @@ const homePageButtons = ({index, record}) => ({ inherits: "@budibase/standard-components/div", name: `${record.name}/homepage buttons`, props: { - className: "btn-group", + className: "btn-toolbar mt-4 mb-2", children: [ { component: { - _component: "common/Default Button", - contentText: `Create ${record.name}`, - onClick: [ + _component: "@budibase/standard-components/div", + className: "btn-group mr-3", + children: [ { - "##eventHandlerType": "Get New Record", - parameters: { - statePath: record.name, - collectionKey: `/${record.collectionName}`, - childRecordType: record.name + component: { + _component: "common/Default Button", + contentText: `Create ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Get New Record", + parameters: { + statePath: record.name, + collectionKey: `/${record.collectionName}`, + childRecordType: record.name + } + }, + { + "##eventHandlerType": "Set State", + parameters: { + path: `isEditing${record.name}`, + value: "true" + } + } + ] } - }, + }, { - "##eventHandlerType": "Set State", - parameters: { - path: `isEditing${record.name}`, - value: "true" + component: { + _component: "common/Default Button", + contentText: `Refresh`, + onClick: [ + { + "##eventHandlerType": "List Records", + parameters: { + statePath: index.nodeKey(), + indexKey: index.nodeKey() + } + } + ] } } ] @@ -318,17 +325,56 @@ const homePageButtons = ({index, record}) => ({ }, { component: { - _component: "common/Default Button", - contentText: `Refresh`, - onClick: [ - { - "##eventHandlerType": "List Records", - parameters: { - statePath: index.nodeKey(), - indexKey: index.nodeKey() + _component: "@budibase/standard-components/if", + condition: `$store.selectedrow_${index.name} && $store.selectedrow_${index.name}.length > 0`, + thenComponent: { + _component: "@budibase/standard-components/div", + className: "btn-group", + children: [ + { + component: { + _component: "common/Default Button", + contentText: `Edit ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Load Record", + parameters: { + statePath: record.name, + recordKey: { + "##bbstate" : `selectedrow_${index.name}`, + "##source": "store" + } + } + }, + { + "##eventHandlerType": "Set State", + parameters: { + path: `isEditing${record.name}`, + value: "true" + } + } + ] + } + }, + { + component: { + _component: "common/Default Button", + contentText: `Delete ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Delete Record", + parameters: { + recordKey: { + "##bbstate" : `selectedrow_${index.name}`, + "##source": "store" + } + } + } + ] + } } - } - ] + ] + } } } ] @@ -380,7 +426,8 @@ const app = ({records, indexes, helpers}) => [ "##bbstate":"selectedNav", "##bbstatefallback":`${records[0].name}`, "##bbsource": "store" - } + }, + className: "p-3" } }, { @@ -400,4 +447,4 @@ const navItem = ({record}) => ({ }); export { app, forms, indexTables, recordHomePageComponents as recordHomepages }; -//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"generators.js","sources":["../src/generators/buttonGenerators.js","../src/generators/formsGenerator.js","../src/generators/getRecordPath.js","../src/generators/indexTablesGenerator.js","../src/generators/recordHomePageGenerator.js","../src/generators/selectedNavContentGenerator.js","../src/generators/appGenerator.js"],"sourcesContent":["export const buttons = () => [\r\n    {\r\n        name: \"common/Primary Button\",\r\n        description: \"Bootstrap primary button \",\r\n        inherits: \"@budibase/standard-components/button\",\r\n        props: {\r\n            className: \"btn btn-primary\"\r\n        }\r\n    },\r\n    {\r\n        name: \"common/Default Button\",\r\n        description: \"Bootstrap default button\",\r\n        inherits: \"@budibase/standard-components/button\",\r\n        props: {\r\n            className: \"btn btn-light\"\r\n        }\r\n    }\r\n]","import {buttons} from \"./buttonGenerators\";\r\n\r\nexport const forms = ({records, indexes, helpers}) => \r\n    [\r\n        ...records.map(root),\r\n        ...buttons({records, indexes, helpers})\r\n    ];\r\n\r\nexport const formName = record =>  `${record.name}/${record.name} Form`;\r\n\r\nconst root = record => ({\r\n    name: formName(record),\r\n    description: `Control for creating/updating '${record.nodeKey()}' `,\r\n    inherits: \"@budibase/standard-components/div\",\r\n    props: {\r\n        className:\"p-1\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: \"@budibase/standard-components/h3\",\r\n                    text: `Edit ${record.name}`,\r\n                }\r\n            },\r\n            form(record),\r\n            saveCancelButtons(record)\r\n        ]\r\n    }\r\n}) \r\n\r\nconst form = record => ({\r\n    component: {\r\n        _component: \"@budibase/standard-components/form\",\r\n        formControls: \r\n            record.fields.map(f => formControl(record, f))\r\n    }\r\n})\r\n\r\nconst formControl = (record, field) => {\r\n    if(field.type === \"string\" && field.typeOptions.values && field.typeOptions.values.length > 0) {\r\n        return ({\r\n            control: {\r\n                _component: \"@budibase/standard-components/select\",\r\n                options: field.typeOptions.values.map(v => ({id:v, value:v})),\r\n                value: {\r\n                    \"##bbstate\":`${record.name}.${field.name}`,\r\n                    \"##bbsource\":\"store\"\r\n                },\r\n                className: \"form-control\"\r\n            },\r\n            label: field.label\r\n        });\r\n    } else {\r\n        return ({\r\n            control: {\r\n                _component: \"@budibase/standard-components/input\",\r\n                value: {\r\n                    \"##bbstate\":`${record.name}.${field.name}`,\r\n                    \"##bbsource\":\"store\"\r\n                },\r\n                className: \"form-control\",\r\n                type: field.type === \"string\" ? \"text\"\r\n                    : field.type === \"datetime\" ? \"date\"\r\n                    : field.type === \"number\" ? \"number\"\r\n                    : \"text\"\r\n            },\r\n            label: field.label\r\n        });\r\n    }\r\n}\r\n\r\nconst saveCancelButtons = (record) => ({\r\n    component: {\r\n        _component: \"@budibase/standard-components/stackpanel\",\r\n        direction: \"horizontal\",\r\n        children: [\r\n            paddedPanelForButton({\r\n                _component: \"common/Primary Button\",\r\n                contentText: `Save ${record.name}`,\r\n                onClick: [                \r\n                    {\r\n                        \"##eventHandlerType\": \"Save Record\",\r\n                        parameters: {\r\n                            statePath: `${record.name}`,\r\n                        }\r\n                    },\r\n                    {\r\n                        \"##eventHandlerType\": \"Set State\",\r\n                        parameters: {\r\n                            path: `isEditing${record.name}`,\r\n                            value: \"\"\r\n                        }\r\n                    }\r\n                ]\r\n            }),\r\n            paddedPanelForButton({\r\n                _component: \"common/Default Button\",\r\n                contentText: `Cancel`,\r\n                onClick: [\r\n                    {\r\n                        \"##eventHandlerType\": \"Set State\",\r\n                        parameters: {\r\n                            path: `isEditing${record.name}`,\r\n                            value: \"\"\r\n                        }\r\n                    }\r\n                ]\r\n            })\r\n        ]\r\n    }\r\n})\r\n\r\nconst paddedPanelForButton = (button) => ({\r\n    control: {\r\n        _component: \"@budibase/standard-components/div\",\r\n        className: \"btn-group\",\r\n        children: [\r\n            {\r\n                component: button\r\n            }\r\n        ]\r\n    }\r\n});\r\n\r\n","export const getRecordPath = (record) => {\r\n\r\n    const parts = [];\r\n\r\n    const add = (current) => {\r\n        parts.push(current.name);\r\n        if(current.parent().type === \"root\") {\r\n            return;\r\n        }\r\n\r\n        add(current.parent());\r\n    }\r\n\r\n    return parts.reverse().join(\"/\");\r\n}","import { getRecordPath } from \"./getRecordPath\";\r\n\r\nexport const indexTables = ({indexes, helpers}) => \r\n    indexes.map(i => indexTable(i, helpers));\r\n\r\nconst excludedColumns = [\"id\", \"isNew\", \"key\", \"type\", \"sortKey\"];\r\n\r\nexport const indexTableProps = (index, helpers) => ({\r\n    data: {\r\n        \"##bbstate\":index.nodeKey(),\r\n        \"##bbsource\":\"store\"\r\n    },\r\n    tableClass: \"table table-hover\",\r\n    theadClass: \"thead-dark\",\r\n    columns: helpers\r\n                .indexSchema(index)\r\n                .filter(c => !excludedColumns.includes(c.name))\r\n                .map(column),\r\n    onRowClick: [\r\n        {\r\n            \"##eventHandlerType\": \"Load Record\",\r\n            parameters: {\r\n                recordKey: {\r\n                    \"##bbstate\": \"key\",\r\n                    \"##bbsource\": \"context\"\r\n                },\r\n                statePath: {\r\n                    \"##bbstate\": \"type\",\r\n                    \"##bbsource\": \"context\"\r\n                }\r\n            },\r\n            \"##eventHandlerType\": \"Set State\",\r\n            parameters: {\r\n                path: \"currentView\",\r\n                value: {\r\n                    \"##bbstate\": \"type\",\r\n                    \"##bbsource\": \"context\"\r\n                }\r\n            },\r\n        }\r\n    ]\r\n});\r\n\r\nexport const getIndexTableName = (index, record) => {\r\n    record = record \r\n             || index.parent().type === \"record\" ? index.parent() : null;\r\n    \r\n    return (record\r\n            ? `${getRecordPath(record)}/${index.name} Table`\r\n            : `${index.name} Table`);\r\n}\r\n\r\nconst indexTable = (index, helpers) => ({\r\n    name: getIndexTableName(index),\r\n    inherits: \"@budibase/standard-components/table\",\r\n    props: indexTableProps(index, helpers)\r\n});\r\n\r\nconst column = (col) => ({\r\n    title: col.name,\r\n    value: {\r\n        \"##bbstate\": col.name,\r\n        \"##bbsource\":\"context\"\r\n    }\r\n})","import {\r\n    getIndexTableName, indexTables\r\n} from \"./indexTablesGenerator\";\r\n\r\nimport {\r\n    buttons\r\n} from \"./buttonGenerators\";\r\n\r\nexport const recordHomePageComponents = ({indexes, records, helpers}) => \r\n    [   \r\n        ...recordHomepages({indexes, records})\r\n          .map(component),\r\n\r\n        ...recordHomepages({indexes, records})\r\n            .map(homePageButtons),\r\n        \r\n        ...indexTables({indexes, records, helpers}),\r\n\r\n        ...buttons({indexes, buttons, helpers})\r\n    ]\r\n\r\n\r\nconst findIndexForRecord = (indexes, record) => {\r\n    const forRecord = indexes.filter(i => i.allowedRecordNodeIds.includes(record.nodeId));\r\n    if(forRecord.length === 0) return;\r\n    if(forRecord.length === 1) return forRecord[0];\r\n    const noMap = forRecord.filter(i => !i.filter || !i.filter.trim());\r\n    if(noMap.length === 0) forRecord[0];\r\n    return noMap[0];\r\n}\r\n\r\nexport const recordHomepages = ({indexes, records}) => \r\n    records.filter(r => r.parent().type === \"root\")\r\n        .map(r =>({\r\n            record:r, \r\n            index:findIndexForRecord(indexes, r)\r\n        }))\r\n        .filter(r => r.index);\r\n\r\n\r\nexport const  homepageComponentName = (record) => \r\n    `${record.name}/${record.name} homepage`;\r\n\r\nconst component = ({record, index}) => ({\r\n    inherits: \"@budibase/standard-components/div\",\r\n    name: homepageComponentName(record),\r\n    props: {\r\n        className: \"p-3\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: \"@budibase/standard-components/h2\",\r\n                    text: record.collectionName\r\n                }\r\n            },\r\n            {\r\n                component: {\r\n                    _component: `${record.name}/homepage buttons`,\r\n                }\r\n            },\r\n            {\r\n                component: {\r\n                    _component: getIndexTableName(index)\r\n                }\r\n            }\r\n        ],\r\n        onLoad: [\r\n            {\r\n                \"##eventHandlerType\": \"Set State\",\r\n                parameters: {\r\n                    path: `isEditing${record.name}`,\r\n                    value: \"\"\r\n                }\r\n            },\r\n            {\r\n                \"##eventHandlerType\": \"List Records\",\r\n                parameters: {\r\n                    statePath: index.nodeKey(),\r\n                    indexKey: index.nodeKey()\r\n                }\r\n            }\r\n        ]\r\n    }\r\n\r\n});\r\n\r\nconst homePageButtons = ({index, record}) => ({\r\n    inherits: \"@budibase/standard-components/div\",\r\n    name: `${record.name}/homepage buttons`,\r\n    props: {\r\n        className: \"btn-group\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: \"common/Default Button\",\r\n                    contentText: `Create ${record.name}`,\r\n                    onClick: [\r\n                        {\r\n                            \"##eventHandlerType\": \"Get New Record\",\r\n                            parameters: {\r\n                                statePath: record.name,\r\n                                collectionKey: `/${record.collectionName}`,\r\n                                childRecordType: record.name\r\n                            }\r\n                        }, \r\n                        {\r\n                            \"##eventHandlerType\": \"Set State\",\r\n                            parameters: {\r\n                                path: `isEditing${record.name}`,\r\n                                value: \"true\"\r\n                            }\r\n                        }\r\n                    ]\r\n                }\r\n            },\r\n            {\r\n                component: {\r\n                    _component: \"common/Default Button\",\r\n                    contentText: `Refresh`,\r\n                    onClick: [\r\n                        {\r\n                            \"##eventHandlerType\": \"List Records\",\r\n                            parameters: {\r\n                                statePath: index.nodeKey(),\r\n                                indexKey: index.nodeKey()\r\n                            }\r\n                        }\r\n                    ]\r\n                }\r\n            }\r\n        ]\r\n    }\r\n})","import { \r\n    recordHomepages, \r\n    homepageComponentName,\r\n    recordHomePageComponents\r\n} from \"./recordHomePageGenerator\";\r\nimport { formName, forms } from \"./formsGenerator\";\r\n\r\nexport const selectNavContent = ({indexes, records, helpers}) => \r\n    [\r\n        ...recordHomepages({indexes, records})\r\n            .map(component),\r\n\r\n        ...recordHomePageComponents({indexes, records, helpers}),\r\n\r\n        ...forms({indexes, records, helpers})\r\n\r\n    ]\r\n\r\n\r\nexport const navContentComponentName = record =>\r\n    `${record.name}/${record.name} Nav Content`;\r\n\r\nconst component = ({record, index}) => ({\r\n    inherits: \"@budibase/standard-components/if\",\r\n    description: `the component that gets displayed when the ${record.collectionName} nav is selected`,\r\n    name: navContentComponentName(record),\r\n    props: {\r\n        condition: `$store.isEditing${record.name}`,\r\n        thenComponent: {\r\n            _component: formName(record)\r\n        },\r\n        elseComponent: {\r\n            _component: homepageComponentName(record)\r\n        }\r\n    }\r\n});","import { navContentComponentName, selectNavContent } from \"./selectedNavContentGenerator\";\r\nimport { recordHomepages } from \"./recordHomePageGenerator\";\r\nexport const app = ({records, indexes, helpers}) => [\r\n    {\r\n        name: \"Application Root\",\r\n        inherits: \"@budibase/bootstrap-components/nav\",\r\n        props: {\r\n            items: recordHomepages({indexes, records})\r\n                    .map(navItem),\r\n            orientation: \"horizontal\",\r\n            alignment: \"start\",\r\n            fill: false,\r\n            pills: true,\r\n            selectedItem: {\r\n                \"##bbstate\":\"selectedNav\",\r\n                \"##bbstatefallback\":`${records[0].name}`,\r\n                \"##bbsource\": \"store\"\r\n            }\r\n        }\r\n    },\r\n    {\r\n        name: \"Login\",\r\n        inherits: \"@budibase/standard-components/login\",\r\n        props: {}\r\n    },\r\n    ...selectNavContent({records, indexes, helpers})\r\n]\r\n\r\n\r\nexport const navItem = ({record}) => ({\r\n    title: record.collectionName,\r\n    component : {\r\n        _component: navContentComponentName(record)\r\n    }\r\n})\r\n\r\n"],"names":["component"],"mappings":"AAAO,MAAM,OAAO,GAAG,MAAM;IACzB;QACI,IAAI,EAAE,uBAAuB;QAC7B,WAAW,EAAE,2BAA2B;QACxC,QAAQ,EAAE,sCAAsC;QAChD,KAAK,EAAE;YACH,SAAS,EAAE,iBAAiB;SAC/B;KACJ;IACD;QACI,IAAI,EAAE,uBAAuB;QAC7B,WAAW,EAAE,0BAA0B;QACvC,QAAQ,EAAE,sCAAsC;QAChD,KAAK,EAAE;YACH,SAAS,EAAE,eAAe;SAC7B;KACJ;;;CACJ,DCfW,MAAC,KAAK,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC;IAC7C;QACI,GAAG,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC;QACpB,GAAG,OAAO,CAAC,AAA2B,CAAC;KAC1C,CAAC;;AAEN,AAAO,MAAM,QAAQ,GAAG,MAAM,KAAK,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;;AAExE,MAAM,IAAI,GAAG,MAAM,KAAK;IACpB,IAAI,EAAE,QAAQ,CAAC,MAAM,CAAC;IACtB,WAAW,EAAE,CAAC,+BAA+B,EAAE,MAAM,CAAC,OAAO,EAAE,CAAC,EAAE,CAAC;IACnE,QAAQ,EAAE,mCAAmC;IAC7C,KAAK,EAAE;QACH,SAAS,CAAC,KAAK;QACf,QAAQ,EAAE;YACN;gBACI,SAAS,EAAE;oBACP,UAAU,EAAE,kCAAkC;oBAC9C,IAAI,EAAE,CAAC,KAAK,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;iBAC9B;aACJ;YACD,IAAI,CAAC,MAAM,CAAC;YACZ,iBAAiB,CAAC,MAAM,CAAC;SAC5B;KACJ;CACJ,EAAC;;AAEF,MAAM,IAAI,GAAG,MAAM,KAAK;IACpB,SAAS,EAAE;QACP,UAAU,EAAE,oCAAoC;QAChD,YAAY;YACR,MAAM,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,WAAW,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;KACrD;CACJ,EAAC;;AAEF,MAAM,WAAW,GAAG,CAAC,MAAM,EAAE,KAAK,KAAK;IACnC,GAAG,KAAK,CAAC,IAAI,KAAK,QAAQ,IAAI,KAAK,CAAC,WAAW,CAAC,MAAM,IAAI,KAAK,CAAC,WAAW,CAAC,MAAM,CAAC,MAAM,GAAG,CAAC,EAAE;QAC3F,QAAQ;YACJ,OAAO,EAAE;gBACL,UAAU,EAAE,sCAAsC;gBAClD,OAAO,EAAE,KAAK,CAAC,WAAW,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;gBAC7D,KAAK,EAAE;oBACH,WAAW,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;oBAC1C,YAAY,CAAC,OAAO;iBACvB;gBACD,SAAS,EAAE,cAAc;aAC5B;YACD,KAAK,EAAE,KAAK,CAAC,KAAK;SACrB,EAAE;KACN,MAAM;QACH,QAAQ;YACJ,OAAO,EAAE;gBACL,UAAU,EAAE,qCAAqC;gBACjD,KAAK,EAAE;oBACH,WAAW,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;oBAC1C,YAAY,CAAC,OAAO;iBACvB;gBACD,SAAS,EAAE,cAAc;gBACzB,IAAI,EAAE,KAAK,CAAC,IAAI,KAAK,QAAQ,GAAG,MAAM;sBAChC,KAAK,CAAC,IAAI,KAAK,UAAU,GAAG,MAAM;sBAClC,KAAK,CAAC,IAAI,KAAK,QAAQ,GAAG,QAAQ;sBAClC,MAAM;aACf;YACD,KAAK,EAAE,KAAK,CAAC,KAAK;SACrB,EAAE;KACN;EACJ;;AAED,MAAM,iBAAiB,GAAG,CAAC,MAAM,MAAM;IACnC,SAAS,EAAE;QACP,UAAU,EAAE,0CAA0C;QACtD,SAAS,EAAE,YAAY;QACvB,QAAQ,EAAE;YACN,oBAAoB,CAAC;gBACjB,UAAU,EAAE,uBAAuB;gBACnC,WAAW,EAAE,CAAC,KAAK,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;gBAClC,OAAO,EAAE;oBACL;wBACI,oBAAoB,EAAE,aAAa;wBACnC,UAAU,EAAE;4BACR,SAAS,EAAE,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;yBAC9B;qBACJ;oBACD;wBACI,oBAAoB,EAAE,WAAW;wBACjC,UAAU,EAAE;4BACR,IAAI,EAAE,CAAC,SAAS,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;4BAC/B,KAAK,EAAE,EAAE;yBACZ;qBACJ;iBACJ;aACJ,CAAC;YACF,oBAAoB,CAAC;gBACjB,UAAU,EAAE,uBAAuB;gBACnC,WAAW,EAAE,CAAC,MAAM,CAAC;gBACrB,OAAO,EAAE;oBACL;wBACI,oBAAoB,EAAE,WAAW;wBACjC,UAAU,EAAE;4BACR,IAAI,EAAE,CAAC,SAAS,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;4BAC/B,KAAK,EAAE,EAAE;yBACZ;qBACJ;iBACJ;aACJ,CAAC;SACL;KACJ;CACJ,EAAC;;AAEF,MAAM,oBAAoB,GAAG,CAAC,MAAM,MAAM;IACtC,OAAO,EAAE;QACL,UAAU,EAAE,mCAAmC;QAC/C,SAAS,EAAE,WAAW;QACtB,QAAQ,EAAE;YACN;gBACI,SAAS,EAAE,MAAM;aACpB;SACJ;KACJ;CACJ,CAAC,CAAC;;ACzHI,MAAM,aAAa,GAAG,CAAC,MAAM,KAAK;;IAErC,MAAM,KAAK,GAAG,EAAE,CAAC;AACrB,AASA;IACI,OAAO,KAAK,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;;;CACpC,DCZW,MAAC,WAAW,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC;IAC1C,OAAO,CAAC,GAAG,CAAC,CAAC,IAAI,UAAU,CAAC,CAAC,EAAE,OAAO,CAAC,CAAC,CAAC;;AAE7C,MAAM,eAAe,GAAG,CAAC,IAAI,EAAE,OAAO,EAAE,KAAK,EAAE,MAAM,EAAE,SAAS,CAAC,CAAC;;AAElE,AAAO,MAAM,eAAe,GAAG,CAAC,KAAK,EAAE,OAAO,MAAM;IAChD,IAAI,EAAE;QACF,WAAW,CAAC,KAAK,CAAC,OAAO,EAAE;QAC3B,YAAY,CAAC,OAAO;KACvB;IACD,UAAU,EAAE,mBAAmB;IAC/B,UAAU,EAAE,YAAY;IACxB,OAAO,EAAE,OAAO;iBACH,WAAW,CAAC,KAAK,CAAC;iBAClB,MAAM,CAAC,CAAC,IAAI,CAAC,eAAe,CAAC,QAAQ,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC;iBAC9C,GAAG,CAAC,MAAM,CAAC;IACxB,UAAU,EAAE;QACR;YACI,oBAAoB,EAAE,aAAa;YACnC,UAAU,EAAE;gBACR,SAAS,EAAE;oBACP,WAAW,EAAE,KAAK;oBAClB,YAAY,EAAE,SAAS;iBAC1B;gBACD,SAAS,EAAE;oBACP,WAAW,EAAE,MAAM;oBACnB,YAAY,EAAE,SAAS;iBAC1B;aACJ;YACD,oBAAoB,EAAE,WAAW;YACjC,UAAU,EAAE;gBACR,IAAI,EAAE,aAAa;gBACnB,KAAK,EAAE;oBACH,WAAW,EAAE,MAAM;oBACnB,YAAY,EAAE,SAAS;iBAC1B;aACJ;SACJ;KACJ;CACJ,CAAC,CAAC;;AAEH,AAAO,MAAM,iBAAiB,GAAG,CAAC,KAAK,EAAE,MAAM,KAAK;IAChD,MAAM,GAAG,MAAM;gBACH,KAAK,CAAC,MAAM,EAAE,CAAC,IAAI,KAAK,QAAQ,GAAG,KAAK,CAAC,MAAM,EAAE,GAAG,IAAI,CAAC;;IAErE,QAAQ,MAAM;cACJ,CAAC,EAAE,aAAa,CAAC,AAAM,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC;cAC9C,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC,EAAE;EACpC;;AAED,MAAM,UAAU,GAAG,CAAC,KAAK,EAAE,OAAO,MAAM;IACpC,IAAI,EAAE,iBAAiB,CAAC,KAAK,CAAC;IAC9B,QAAQ,EAAE,qCAAqC;IAC/C,KAAK,EAAE,eAAe,CAAC,KAAK,EAAE,OAAO,CAAC;CACzC,CAAC,CAAC;;AAEH,MAAM,MAAM,GAAG,CAAC,GAAG,MAAM;IACrB,KAAK,EAAE,GAAG,CAAC,IAAI;IACf,KAAK,EAAE;QACH,WAAW,EAAE,GAAG,CAAC,IAAI;QACrB,YAAY,CAAC,SAAS;KACzB;CACJ;;EAAC,FCxDU,MAAC,wBAAwB,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC;IAChE;QACI,GAAG,eAAe,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;WACnC,GAAG,CAAC,SAAS,CAAC;;QAEjB,GAAG,eAAe,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;aACjC,GAAG,CAAC,eAAe,CAAC;;QAEzB,GAAG,WAAW,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC,CAAC;;QAE3C,GAAG,OAAO,CAAC,AAA2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+//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"generators.js","sources":["../src/generators/buttonGenerators.js","../src/generators/formsGenerator.js","../src/generators/getRecordPath.js","../src/generators/indexTablesGenerator.js","../src/generators/recordHomePageGenerator.js","../src/generators/selectedNavContentGenerator.js","../src/generators/appGenerator.js"],"sourcesContent":["export const buttons = () => [\r\n    {\r\n        name: \"common/Primary Button\",\r\n        description: \"Bootstrap primary button \",\r\n        inherits: \"@budibase/standard-components/button\",\r\n        props: {\r\n            className: \"btn btn-primary\"\r\n        }\r\n    },\r\n    {\r\n        name: \"common/Default Button\",\r\n        description: \"Bootstrap default button\",\r\n        inherits: \"@budibase/standard-components/button\",\r\n        props: {\r\n            className: \"btn btn-secondary\"\r\n        }\r\n    }\r\n]","import {buttons} from \"./buttonGenerators\";\r\n\r\nexport const forms = ({records, indexes, helpers}) => \r\n    [\r\n        ...records.map(root),\r\n        ...buttons({records, indexes, helpers})\r\n    ];\r\n\r\nexport const formName = record =>  `${record.name}/${record.name} Form`;\r\n\r\nconst root = record => ({\r\n    name: formName(record),\r\n    description: `Control for creating/updating '${record.nodeKey()}' `,\r\n    inherits: \"@budibase/standard-components/div\",\r\n    props: {\r\n        className:\"p-1\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: \"@budibase/standard-components/h3\",\r\n                    text: `Edit ${record.name}`,\r\n                }\r\n            },\r\n            form(record),\r\n            saveCancelButtons(record)\r\n        ]\r\n    }\r\n}) \r\n\r\nconst form = record => ({\r\n    component: {\r\n        _component: \"@budibase/standard-components/form\",\r\n        formControls: \r\n            record.fields.map(f => formControl(record, f))\r\n    }\r\n})\r\n\r\nconst formControl = (record, field) => {\r\n    if(field.type === \"string\" && field.typeOptions.values && field.typeOptions.values.length > 0) {\r\n        return ({\r\n            control: {\r\n                _component: \"@budibase/standard-components/select\",\r\n                options: field.typeOptions.values.map(v => ({id:v, value:v})),\r\n                value: {\r\n                    \"##bbstate\":`${record.name}.${field.name}`,\r\n                    \"##bbsource\":\"store\"\r\n                },\r\n                className: \"form-control\"\r\n            },\r\n            label: field.label\r\n        });\r\n    } else {\r\n        return ({\r\n            control: {\r\n                _component: \"@budibase/standard-components/input\",\r\n                value: {\r\n                    \"##bbstate\":`${record.name}.${field.name}`,\r\n                    \"##bbsource\":\"store\"\r\n                },\r\n                className: \"form-control\",\r\n                type: field.type === \"string\" ? \"text\"\r\n                    : field.type === \"datetime\" ? \"date\"\r\n                    : field.type === \"number\" ? \"number\"\r\n                    : \"text\"\r\n            },\r\n            label: field.label\r\n        });\r\n    }\r\n}\r\n\r\nconst saveCancelButtons = (record) => ({\r\n    component: {\r\n        _component: \"@budibase/standard-components/stackpanel\",\r\n        direction: \"horizontal\",\r\n        children: [\r\n            paddedPanelForButton({\r\n                _component: \"common/Primary Button\",\r\n                contentText: `Save ${record.name}`,\r\n                onClick: [                \r\n                    {\r\n                        \"##eventHandlerType\": \"Save Record\",\r\n                        parameters: {\r\n                            statePath: `${record.name}`,\r\n                        }\r\n                    },\r\n                    {\r\n                        \"##eventHandlerType\": \"Set State\",\r\n                        parameters: {\r\n                            path: `isEditing${record.name}`,\r\n                            value: \"\"\r\n                        }\r\n                    }\r\n                ]\r\n            }),\r\n            paddedPanelForButton({\r\n                _component: \"common/Default Button\",\r\n                contentText: `Cancel`,\r\n                onClick: [\r\n                    {\r\n                        \"##eventHandlerType\": \"Set State\",\r\n                        parameters: {\r\n                            path: `isEditing${record.name}`,\r\n                            value: \"\"\r\n                        }\r\n                    }\r\n                ]\r\n            })\r\n        ]\r\n    }\r\n})\r\n\r\nconst paddedPanelForButton = (button) => ({\r\n    control: {\r\n        _component: \"@budibase/standard-components/div\",\r\n        className: \"btn-group\",\r\n        children: [\r\n            {\r\n                component: button\r\n            }\r\n        ]\r\n    }\r\n});\r\n\r\n","export const getRecordPath = (record) => {\r\n\r\n    const parts = [];\r\n\r\n    const add = (current) => {\r\n        parts.push(current.name);\r\n        if(current.parent().type === \"root\") {\r\n            return;\r\n        }\r\n\r\n        add(current.parent());\r\n    }\r\n\r\n    return parts.reverse().join(\"/\");\r\n}","import { getRecordPath } from \"./getRecordPath\";\r\n\r\nexport const indexTables = ({indexes, helpers}) => \r\n    indexes.map(i => indexTable(i, helpers));\r\n\r\nconst excludedColumns = [\"id\", \"isNew\", \"key\", \"type\", \"sortKey\"];\r\n\r\nexport const indexTableProps = (index, helpers) => ({\r\n    data: {\r\n        \"##bbstate\":index.nodeKey(),\r\n        \"##bbsource\":\"store\"\r\n    },\r\n    tableClass: \"table table-hover\",\r\n    theadClass: \"thead-dark\",\r\n    columns: helpers\r\n                .indexSchema(index)\r\n                .filter(c => !excludedColumns.includes(c.name))\r\n                .map(column),\r\n    onRowClick: [\r\n        {\r\n            \"##eventHandlerType\": \"Set State\",\r\n            parameters: {\r\n                path: `selectedrow_${index.name}`,\r\n                value: {\r\n                    \"##bbstate\": \"key\",\r\n                    \"##bbsource\": \"event\"\r\n                }\r\n            },\r\n        }\r\n    ]\r\n});\r\n\r\nexport const getIndexTableName = (index, record) => {\r\n    record = record \r\n             || index.parent().type === \"record\" ? index.parent() : null;\r\n    \r\n    return (record\r\n            ? `${getRecordPath(record)}/${index.name} Table`\r\n            : `${index.name} Table`);\r\n}\r\n\r\nconst indexTable = (index, helpers) => ({\r\n    name: getIndexTableName(index),\r\n    inherits: \"@budibase/standard-components/table\",\r\n    props: indexTableProps(index, helpers)\r\n});\r\n\r\nconst column = (col) => ({\r\n    title: col.name,\r\n    value: {\r\n        \"##bbstate\": col.name,\r\n        \"##bbsource\":\"context\"\r\n    }\r\n})","import {\r\n    getIndexTableName, indexTables\r\n} from \"./indexTablesGenerator\";\r\n\r\nimport {\r\n    buttons\r\n} from \"./buttonGenerators\";\r\n\r\nexport const recordHomePageComponents = ({indexes, records, helpers}) => \r\n    [   \r\n        ...recordHomepages({indexes, records})\r\n          .map(component),\r\n\r\n        ...recordHomepages({indexes, records})\r\n            .map(homePageButtons),\r\n        \r\n        ...indexTables({indexes, records, helpers}),\r\n\r\n        ...buttons({indexes, buttons, helpers})\r\n    ]\r\n\r\n\r\nconst findIndexForRecord = (indexes, record) => {\r\n    const forRecord = indexes.filter(i => i.allowedRecordNodeIds.includes(record.nodeId));\r\n    if(forRecord.length === 0) return;\r\n    if(forRecord.length === 1) return forRecord[0];\r\n    const noMap = forRecord.filter(i => !i.filter || !i.filter.trim());\r\n    if(noMap.length === 0) forRecord[0];\r\n    return noMap[0];\r\n}\r\n\r\nexport const recordHomepages = ({indexes, records}) => \r\n    records.filter(r => r.parent().type === \"root\")\r\n        .map(r =>({\r\n            record:r, \r\n            index:findIndexForRecord(indexes, r)\r\n        }))\r\n        .filter(r => r.index);\r\n\r\n\r\nexport const  homepageComponentName = (record) => \r\n    `${record.name}/${record.name} homepage`;\r\n\r\nconst component = ({record, index}) => ({\r\n    inherits: \"@budibase/standard-components/div\",\r\n    name: homepageComponentName(record),\r\n    props: {\r\n        className: \"d-flex flex-column h-100\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: `${record.name}/homepage buttons`,\r\n                }\r\n            },\r\n            {\r\n                component: {\r\n                    _component: getIndexTableName(index)\r\n                },\r\n                className: \"flex-gow-1 overflow-auto\"\r\n            }\r\n        ],\r\n        onLoad: [\r\n            {\r\n                \"##eventHandlerType\": \"Set State\",\r\n                parameters: {\r\n                    path: `isEditing${record.name}`,\r\n                    value: \"\"\r\n                }\r\n            },\r\n            {\r\n                \"##eventHandlerType\": \"List Records\",\r\n                parameters: {\r\n                    statePath: index.nodeKey(),\r\n                    indexKey: index.nodeKey()\r\n                }\r\n            }\r\n        ]\r\n    }\r\n\r\n});\r\n\r\nconst homePageButtons = ({index, record}) => ({\r\n    inherits: \"@budibase/standard-components/div\",\r\n    name: `${record.name}/homepage buttons`,\r\n    props: {\r\n        className: \"btn-toolbar mt-4 mb-2\",\r\n        children: [\r\n            {\r\n                component: {\r\n                    _component: \"@budibase/standard-components/div\",\r\n                    className: \"btn-group mr-3\",\r\n                    children: [\r\n                        {\r\n                            component: {\r\n                                _component: \"common/Default Button\",\r\n                                contentText: `Create ${record.name}`,\r\n                                onClick: [\r\n                                    {\r\n                                        \"##eventHandlerType\": \"Get New Record\",\r\n                                        parameters: {\r\n                                            statePath: record.name,\r\n                                            collectionKey: `/${record.collectionName}`,\r\n                                            childRecordType: record.name\r\n                                        }\r\n                                    }, \r\n                                    {\r\n                                        \"##eventHandlerType\": \"Set State\",\r\n                                        parameters: {\r\n                                            path: `isEditing${record.name}`,\r\n                                            value: \"true\"\r\n                                        }\r\n                                    }\r\n                                ]\r\n                            }\r\n                        },\r\n                        {\r\n                            component: {\r\n                                _component: \"common/Default Button\",\r\n                                contentText: `Refresh`,\r\n                                onClick: [\r\n                                    {\r\n                                        \"##eventHandlerType\": \"List Records\",\r\n                                        parameters: {\r\n                                            statePath: index.nodeKey(),\r\n                                            indexKey: index.nodeKey()\r\n                                        }\r\n                                    }\r\n                                ]\r\n                            }\r\n                        }\r\n                    ]\r\n                }\r\n            },\r\n            {\r\n                component: {\r\n                    _component: \"@budibase/standard-components/if\",\r\n                    condition: `$store.selectedrow_${index.name} && $store.selectedrow_${index.name}.length > 0`,\r\n                    thenComponent: {\r\n                        _component: \"@budibase/standard-components/div\",\r\n                        className: \"btn-group\",\r\n                        children: [\r\n                            {\r\n                                component: {\r\n                                    _component: \"common/Default Button\",\r\n                                    contentText: `Edit ${record.name}`,\r\n                                    onClick: [\r\n                                        {\r\n                                            \"##eventHandlerType\": \"Load Record\",\r\n                                            parameters: {\r\n                                                statePath: record.name,\r\n                                                recordKey: {\r\n                                                    \"##bbstate\" : `selectedrow_${index.name}`,\r\n                                                    \"##source\": \"store\"\r\n                                                }\r\n                                            }\r\n                                        }, \r\n                                        {\r\n                                            \"##eventHandlerType\": \"Set State\",\r\n                                            parameters: {\r\n                                                path: `isEditing${record.name}`,\r\n                                                value: \"true\"\r\n                                            }\r\n                                        }\r\n                                    ]\r\n                                }\r\n                            },\r\n                            {\r\n                                component: {\r\n                                    _component: \"common/Default Button\",\r\n                                    contentText: `Delete ${record.name}`,\r\n                                    onClick: [\r\n                                        {\r\n                                            \"##eventHandlerType\": \"Delete Record\",\r\n                                            parameters: {\r\n                                                recordKey: {\r\n                                                    \"##bbstate\" : `selectedrow_${index.name}`,\r\n                                                    \"##source\": \"store\"\r\n                                                }\r\n                                            }\r\n                                        }\r\n                                    ]\r\n                                }\r\n                            }\r\n                        ]\r\n                    }\r\n                }\r\n            }\r\n        ]\r\n    }\r\n})","import { \r\n    recordHomepages, \r\n    homepageComponentName,\r\n    recordHomePageComponents\r\n} from \"./recordHomePageGenerator\";\r\nimport { formName, forms } from \"./formsGenerator\";\r\n\r\nexport const selectNavContent = ({indexes, records, helpers}) => \r\n    [\r\n        ...recordHomepages({indexes, records})\r\n            .map(component),\r\n\r\n        ...recordHomePageComponents({indexes, records, helpers}),\r\n\r\n        ...forms({indexes, records, helpers})\r\n\r\n    ]\r\n\r\n\r\nexport const navContentComponentName = record =>\r\n    `${record.name}/${record.name} Nav Content`;\r\n\r\nconst component = ({record, index}) => ({\r\n    inherits: \"@budibase/standard-components/if\",\r\n    description: `the component that gets displayed when the ${record.collectionName} nav is selected`,\r\n    name: navContentComponentName(record),\r\n    props: {\r\n        condition: `$store.isEditing${record.name}`,\r\n        thenComponent: {\r\n            _component: formName(record)\r\n        },\r\n        elseComponent: {\r\n            _component: homepageComponentName(record)\r\n        }\r\n    }\r\n});","import { navContentComponentName, selectNavContent } from \"./selectedNavContentGenerator\";\r\nimport { recordHomepages } from \"./recordHomePageGenerator\";\r\nexport const app = ({records, indexes, helpers}) => [\r\n    {\r\n        name: \"Application Root\",\r\n        inherits: \"@budibase/bootstrap-components/nav\",\r\n        props: {\r\n            items: recordHomepages({indexes, records})\r\n                    .map(navItem),\r\n            orientation: \"horizontal\",\r\n            alignment: \"start\",\r\n            fill: false,\r\n            pills: true,\r\n            selectedItem: {\r\n                \"##bbstate\":\"selectedNav\",\r\n                \"##bbstatefallback\":`${records[0].name}`,\r\n                \"##bbsource\": \"store\"\r\n            },\r\n            className: \"p-3\"\r\n        }\r\n    },\r\n    {\r\n        name: \"Login\",\r\n        inherits: \"@budibase/standard-components/login\",\r\n        props: {}\r\n    },\r\n    ...selectNavContent({records, indexes, helpers})\r\n]\r\n\r\n\r\nexport const navItem = ({record}) => ({\r\n    title: record.collectionName,\r\n    component : {\r\n        _component: navContentComponentName(record)\r\n    }\r\n})\r\n\r\n"],"names":["component"],"mappings":"AAAO,MAAM,OAAO,GAAG,MAAM;IACzB;QACI,IAAI,EAAE,uBAAuB;QAC7B,WAAW,EAAE,2BAA2B;QACxC,QAAQ,EAAE,sCAAsC;QAChD,KAAK,EAAE;YACH,SAAS,EAAE,iBAAiB;SAC/B;KACJ;IACD;QACI,IAAI,EAAE,uBAAuB;QAC7B,WAAW,EAAE,0BAA0B;QACvC,QAAQ,EAAE,sCAAsC;QAChD,KAAK,EAAE;YACH,SAAS,EAAE,mBAAmB;SACjC;KACJ;;;CACJ,DCfW,MAAC,KAAK,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC;IAC7C;QACI,GAAG,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC;QACpB,GAAG,OAAO,CAAC,AAA2B,CAAC;KAC1C,CAAC;;AAEN,AAAO,MAAM,QAAQ,GAAG,MAAM,KAAK,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;;AAExE,MAAM,IAAI,GAAG,MAAM,KAAK;IACpB,IAAI,EAAE,QAAQ,CAAC,MAAM,CAAC;IACtB,WAAW,EAAE,CAAC,+BAA+B,EAAE,MAAM,CAAC,OAAO,EAAE,CAAC,EAAE,CAAC;IACnE,QAAQ,EAAE,mCAAmC;IAC7C,KAAK,EAAE;QACH,SAAS,CAAC,KAAK;QACf,QAAQ,EAAE;YACN;gBACI,SAAS,EAAE;oBACP,UAAU,EAAE,kCAAkC;oBAC9C,IAAI,EAAE,CAAC,KAAK,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;iBAC9B;aACJ;YACD,IAAI,CAAC,MAAM,CAAC;YACZ,iBAAiB,CAAC,MAAM,CAAC;SAC5B;KACJ;CACJ,EAAC;;AAEF,MAAM,IAAI,GAAG,MAAM,KAAK;IACpB,SAAS,EAAE;QACP,UAAU,EAAE,oCAAoC;QAChD,YAAY;YACR,MAAM,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,WAAW,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;KACrD;CACJ,EAAC;;AAEF,MAAM,WAAW,GAAG,CAAC,MAAM,EAAE,KAAK,KAAK;IACnC,GAAG,KAAK,CAAC,IAAI,KAAK,QAAQ,IAAI,KAAK,CAAC,WAAW,CAAC,MAAM,IAAI,KAAK,CAAC,WAAW,CAAC,MAAM,CAAC,MAAM,GAAG,CAAC,EAAE;QAC3F,QAAQ;YACJ,OAAO,EAAE;gBACL,UAAU,EAAE,sCAAsC;gBAClD,OAAO,EAAE,KAAK,CAAC,WAAW,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;gBAC7D,KAAK,EAAE;oBACH,WAAW,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;oBAC1C,YAAY,CAAC,OAAO;iBACvB;gBACD,SAAS,EAAE,cAAc;aAC5B;YACD,KAAK,EAAE,KAAK,CAAC,KAAK;SACrB,EAAE;KACN,MAAM;QACH,QAAQ;YACJ,OAAO,EAAE;gBACL,UAAU,EAAE,qCAAqC;gBACjD,KAAK,EAAE;oBACH,WAAW,CAAC,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;oBAC1C,YAAY,CAAC,OAAO;iBACvB;gBACD,SAAS,EAAE,cAAc;gBACzB,IAAI,EAAE,KAAK,CAAC,IAAI,KAAK,QAAQ,GAAG,MAAM;sBAChC,KAAK,CAAC,IAAI,KAAK,UAAU,GAAG,MAAM;sBAClC,KAAK,CAAC,IAAI,KAAK,QAAQ,GAAG,QAAQ;sBAClC,MAAM;aACf;YACD,KAAK,EAAE,KAAK,CAAC,KAAK;SACrB,EAAE;KACN;EACJ;;AAED,MAAM,iBAAiB,GAAG,CAAC,MAAM,MAAM;IACnC,SAAS,EAAE;QACP,UAAU,EAAE,0CAA0C;QACtD,SAAS,EAAE,YAAY;QACvB,QAAQ,EAAE;YACN,oBAAoB,CAAC;gBACjB,UAAU,EAAE,uBAAuB;gBACnC,WAAW,EAAE,CAAC,KAAK,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;gBAClC,OAAO,EAAE;oBACL;wBACI,oBAAoB,EAAE,aAAa;wBACnC,UAAU,EAAE;4BACR,SAAS,EAAE,CAAC,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;yBAC9B;qBACJ;oBACD;wBACI,oBAAoB,EAAE,WAAW;wBACjC,UAAU,EAAE;4BACR,IAAI,EAAE,CAAC,SAAS,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;4BAC/B,KAAK,EAAE,EAAE;yBACZ;qBACJ;iBACJ;aACJ,CAAC;YACF,oBAAoB,CAAC;gBACjB,UAAU,EAAE,uBAAuB;gBACnC,WAAW,EAAE,CAAC,MAAM,CAAC;gBACrB,OAAO,EAAE;oBACL;wBACI,oBAAoB,EAAE,WAAW;wBACjC,UAAU,EAAE;4BACR,IAAI,EAAE,CAAC,SAAS,EAAE,MAAM,CAAC,IAAI,CAAC,CAAC;4BAC/B,KAAK,EAAE,EAAE;yBACZ;qBACJ;iBACJ;aACJ,CAAC;SACL;KACJ;CACJ,EAAC;;AAEF,MAAM,oBAAoB,GAAG,CAAC,MAAM,MAAM;IACtC,OAAO,EAAE;QACL,UAAU,EAAE,mCAAmC;QAC/C,SAAS,EAAE,WAAW;QACtB,QAAQ,EAAE;YACN;gBACI,SAAS,EAAE,MAAM;aACpB;SACJ;KACJ;CACJ,CAAC,CAAC;;ACzHI,MAAM,aAAa,GAAG,CAAC,MAAM,KAAK;;IAErC,MAAM,KAAK,GAAG,EAAE,CAAC;AACrB,AASA;IACI,OAAO,KAAK,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;;;CACpC,DCZW,MAAC,WAAW,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC;IAC1C,OAAO,CAAC,GAAG,CAAC,CAAC,IAAI,UAAU,CAAC,CAAC,EAAE,OAAO,CAAC,CAAC,CAAC;;AAE7C,MAAM,eAAe,GAAG,CAAC,IAAI,EAAE,OAAO,EAAE,KAAK,EAAE,MAAM,EAAE,SAAS,CAAC,CAAC;;AAElE,AAAO,MAAM,eAAe,GAAG,CAAC,KAAK,EAAE,OAAO,MAAM;IAChD,IAAI,EAAE;QACF,WAAW,CAAC,KAAK,CAAC,OAAO,EAAE;QAC3B,YAAY,CAAC,OAAO;KACvB;IACD,UAAU,EAAE,mBAAmB;IAC/B,UAAU,EAAE,YAAY;IACxB,OAAO,EAAE,OAAO;iBACH,WAAW,CAAC,KAAK,CAAC;iBAClB,MAAM,CAAC,CAAC,IAAI,CAAC,eAAe,CAAC,QAAQ,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC;iBAC9C,GAAG,CAAC,MAAM,CAAC;IACxB,UAAU,EAAE;QACR;YACI,oBAAoB,EAAE,WAAW;YACjC,UAAU,EAAE;gBACR,IAAI,EAAE,CAAC,YAAY,EAAE,KAAK,CAAC,IAAI,CAAC,CAAC;gBACjC,KAAK,EAAE;oBACH,WAAW,EAAE,KAAK;oBAClB,YAAY,EAAE,OAAO;iBACxB;aACJ;SACJ;KACJ;CACJ,CAAC,CAAC;;AAEH,AAAO,MAAM,iBAAiB,GAAG,CAAC,KAAK,EAAE,MAAM,KAAK;IAChD,MAAM,GAAG,MAAM;gBACH,KAAK,CAAC,MAAM,EAAE,CAAC,IAAI,KAAK,QAAQ,GAAG,KAAK,CAAC,MAAM,EAAE,GAAG,IAAI,CAAC;;IAErE,QAAQ,MAAM;cACJ,CAAC,EAAE,aAAa,CAAC,AAAM,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC;cAC9C,CAAC,EAAE,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC,EAAE;EACpC;;AAED,MAAM,UAAU,GAAG,CAAC,KAAK,EAAE,OAAO,MAAM;IACpC,IAAI,EAAE,iBAAiB,CAAC,KAAK,CAAC;IAC9B,QAAQ,EAAE,qCAAqC;IAC/C,KAAK,EAAE,eAAe,CAAC,KAAK,EAAE,OAAO,CAAC;CACzC,CAAC,CAAC;;AAEH,MAAM,MAAM,GAAG,CAAC,GAAG,MAAM;IACrB,KAAK,EAAE,GAAG,CAAC,IAAI;IACf,KAAK,EAAE;QACH,WAAW,EAAE,GAAG,CAAC,IAAI;QACrB,YAAY,CAAC,SAAS;KACzB;CACJ;;EAAC,FC7CU,MAAC,wBAAwB,GAAG,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC;IAChE;QACI,GAAG,eAAe,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;WACnC,GAAG,CAAC,SAAS,CAAC;;QAEjB,GAAG,eAAe,CAAC,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;aACjC,GAAG,CAAC,eAAe,CAAC;;QAEzB,GAAG,WAAW,CAAC,CAAC,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC,CAAC;;QAE3C,GAAG,OAAO,CAAC,AAA2B,CAAC;MAC1C;;;AAGL,MAAM,kBAAkB,GAAG,CAAC,OAAO,EAAE,MAAM,KAAK;IAC5C,MAAM,SAAS,GAAG,OAAO,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,CAAC,oBAAoB,CAAC,QAA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diff --git a/packages/bootstrap-components/src/Form.svelte b/packages/bootstrap-components/src/Form.svelte index b06fc465fb..eca4190122 100644 --- a/packages/bootstrap-components/src/Form.svelte +++ b/packages/bootstrap-components/src/Form.svelte @@ -22,12 +22,12 @@ $ : { for(let el in htmlElements) { if(formControls[el].control.controlPosition === "Before Label") { _bb.insertComponent( - formControls[el].control, + _bb.props.formControls[el].control, htmlElements[el], labelElements[el]); } else { _bb.appendComponent( - formControls[el].control, + _bb.props.formControls[el].control, htmlElements[el]); } } diff --git a/packages/bootstrap-components/src/Nav.svelte b/packages/bootstrap-components/src/Nav.svelte index df750a16f9..d0cf0d4c43 100644 --- a/packages/bootstrap-components/src/Nav.svelte +++ b/packages/bootstrap-components/src/Nav.svelte @@ -7,6 +7,7 @@ export let orientation="horizontal"; // horizontal, verical export let alignment="start"; // start, center, end export let pills=false; export let fill=false; +export let className=""; export let _bb; let selectedIndex = -1; @@ -45,7 +46,7 @@ $: { navClasses = _navClasses; - if(items ) { + if(items && componentElement) { const currentSelectedItem = getSelectedItemByIndex(selectedIndex); @@ -79,14 +80,14 @@ const SelectItem = (index) => { if(index >= 0) currentComponent = _bb.hydrateComponent( - items[index].component, componentElement); + _bb.props.items[index].component, componentElement); } const onSelectItemClicked = index => () => { - if(_bb.bindings["selectedItem"]) { + if(_bb.props.selectedItem) { // binding - call state, which should SelectItem(..) - const selectedItemBinding = _bb.bindings["selectedItem"]; + const selectedItemBinding = _bb.props.selectedItem; _bb.setStateFromBinding( selectedItemBinding, getSelectedItemByIndex(index)) } else { @@ -98,7 +99,7 @@ const onSelectItemClicked = index => () => { -
+
{#if !hideNavBar}
    {#each items as navItem, index} @@ -127,6 +128,5 @@ const onSelectItemClicked = index => () => { width:100%; } - diff --git a/packages/bootstrap-components/src/generators/appGenerator.js b/packages/bootstrap-components/src/generators/appGenerator.js index dbf41bfd72..43f8c305b5 100644 --- a/packages/bootstrap-components/src/generators/appGenerator.js +++ b/packages/bootstrap-components/src/generators/appGenerator.js @@ -15,7 +15,8 @@ export const app = ({records, indexes, helpers}) => [ "##bbstate":"selectedNav", "##bbstatefallback":`${records[0].name}`, "##bbsource": "store" - } + }, + className: "p-3" } }, { diff --git a/packages/bootstrap-components/src/generators/buttonGenerators.js b/packages/bootstrap-components/src/generators/buttonGenerators.js index 217b013080..6c8fd85e51 100644 --- a/packages/bootstrap-components/src/generators/buttonGenerators.js +++ b/packages/bootstrap-components/src/generators/buttonGenerators.js @@ -12,7 +12,7 @@ export const buttons = () => [ description: "Bootstrap default button", inherits: "@budibase/standard-components/button", props: { - className: "btn btn-light" + className: "btn btn-secondary" } } ] \ No newline at end of file diff --git a/packages/bootstrap-components/src/generators/indexTablesGenerator.js b/packages/bootstrap-components/src/generators/indexTablesGenerator.js index 61f2c455ad..567745c00f 100644 --- a/packages/bootstrap-components/src/generators/indexTablesGenerator.js +++ b/packages/bootstrap-components/src/generators/indexTablesGenerator.js @@ -18,23 +18,12 @@ export const indexTableProps = (index, helpers) => ({ .map(column), onRowClick: [ { - "##eventHandlerType": "Load Record", - parameters: { - recordKey: { - "##bbstate": "key", - "##bbsource": "context" - }, - statePath: { - "##bbstate": "type", - "##bbsource": "context" - } - }, "##eventHandlerType": "Set State", parameters: { - path: "currentView", + path: `selectedrow_${index.name}`, value: { - "##bbstate": "type", - "##bbsource": "context" + "##bbstate": "key", + "##bbsource": "event" } }, } diff --git a/packages/bootstrap-components/src/generators/recordHomePageGenerator.js b/packages/bootstrap-components/src/generators/recordHomePageGenerator.js index 2488e00005..42d9fe24b9 100644 --- a/packages/bootstrap-components/src/generators/recordHomePageGenerator.js +++ b/packages/bootstrap-components/src/generators/recordHomePageGenerator.js @@ -45,14 +45,8 @@ const component = ({record, index}) => ({ inherits: "@budibase/standard-components/div", name: homepageComponentName(record), props: { - className: "p-3", + className: "d-flex flex-column h-100", children: [ - { - component: { - _component: "@budibase/standard-components/h2", - text: record.collectionName - } - }, { component: { _component: `${record.name}/homepage buttons`, @@ -61,7 +55,8 @@ const component = ({record, index}) => ({ { component: { _component: getIndexTableName(index) - } + }, + className: "flex-gow-1 overflow-auto" } ], onLoad: [ @@ -88,26 +83,49 @@ const homePageButtons = ({index, record}) => ({ inherits: "@budibase/standard-components/div", name: `${record.name}/homepage buttons`, props: { - className: "btn-group", + className: "btn-toolbar mt-4 mb-2", children: [ { component: { - _component: "common/Default Button", - contentText: `Create ${record.name}`, - onClick: [ + _component: "@budibase/standard-components/div", + className: "btn-group mr-3", + children: [ { - "##eventHandlerType": "Get New Record", - parameters: { - statePath: record.name, - collectionKey: `/${record.collectionName}`, - childRecordType: record.name + component: { + _component: "common/Default Button", + contentText: `Create ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Get New Record", + parameters: { + statePath: record.name, + collectionKey: `/${record.collectionName}`, + childRecordType: record.name + } + }, + { + "##eventHandlerType": "Set State", + parameters: { + path: `isEditing${record.name}`, + value: "true" + } + } + ] } - }, + }, { - "##eventHandlerType": "Set State", - parameters: { - path: `isEditing${record.name}`, - value: "true" + component: { + _component: "common/Default Button", + contentText: `Refresh`, + onClick: [ + { + "##eventHandlerType": "List Records", + parameters: { + statePath: index.nodeKey(), + indexKey: index.nodeKey() + } + } + ] } } ] @@ -115,17 +133,56 @@ const homePageButtons = ({index, record}) => ({ }, { component: { - _component: "common/Default Button", - contentText: `Refresh`, - onClick: [ - { - "##eventHandlerType": "List Records", - parameters: { - statePath: index.nodeKey(), - indexKey: index.nodeKey() + _component: "@budibase/standard-components/if", + condition: `$store.selectedrow_${index.name} && $store.selectedrow_${index.name}.length > 0`, + thenComponent: { + _component: "@budibase/standard-components/div", + className: "btn-group", + children: [ + { + component: { + _component: "common/Default Button", + contentText: `Edit ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Load Record", + parameters: { + statePath: record.name, + recordKey: { + "##bbstate" : `selectedrow_${index.name}`, + "##source": "store" + } + } + }, + { + "##eventHandlerType": "Set State", + parameters: { + path: `isEditing${record.name}`, + value: "true" + } + } + ] + } + }, + { + component: { + _component: "common/Default Button", + contentText: `Delete ${record.name}`, + onClick: [ + { + "##eventHandlerType": "Delete Record", + parameters: { + recordKey: { + "##bbstate" : `selectedrow_${index.name}`, + "##source": "store" + } + } + } + ] + } } - } - ] + ] + } } } ] diff --git a/packages/client/src/api/loadRecord.js b/packages/client/src/api/loadRecord.js index 9efe3d74c2..445ace7515 100644 --- a/packages/client/src/api/loadRecord.js +++ b/packages/client/src/api/loadRecord.js @@ -13,7 +13,7 @@ import {trimSlash} from "../common/trimSlash"; } const record = await api.get({ - url:`/api/record/${trimSlash(key)}` + url:`/api/record/${trimSlash(recordKey)}` }); if(api.isSuccess(record)) diff --git a/packages/client/src/createApp.js b/packages/client/src/createApp.js index 1fcd644c53..f3447a35af 100644 --- a/packages/client/src/createApp.js +++ b/packages/client/src/createApp.js @@ -21,19 +21,14 @@ export const createApp = (componentLibraries, appDefinition, user) => { if(!componentName || !libName) return; - const { - initialProps, bind, - boundProps, boundArrays, - contextBoundProps - } = setupBinding( + const {initialProps, bind} = setupBinding( store, props, coreApi, context || parentContext, appDefinition.appRootPath); - const bindings = buildBindings(boundProps, boundArrays, contextBoundProps); - + const componentProps = { ...initialProps, - _bb:bb(bindings, context || parentContext, props) + _bb:bb(context || parentContext, props) }; const component = new (componentLibraries[libName][componentName])({ @@ -90,7 +85,7 @@ export const createApp = (componentLibraries, appDefinition, user) => { if(isFunction(event)) event(context); } - const bb = (bindings, context, props) => ({ + const bb = (context, props) => ({ hydrateComponent: _initialiseComponent(context, true), appendComponent: _initialiseComponent(context, false), insertComponent: (props, htmlElement, anchor, context) => @@ -104,7 +99,6 @@ export const createApp = (componentLibraries, appDefinition, user) => { setState: (path, value) => setState(store, path, value), getStateOrValue: (prop, currentContext) => getStateOrValue(globalState, prop, currentContext), - bindings, context, props }); diff --git a/packages/client/src/state/setState.js b/packages/client/src/state/setState.js index 98b8755afe..004726c7d5 100644 --- a/packages/client/src/state/setState.js +++ b/packages/client/src/state/setState.js @@ -35,4 +35,4 @@ export const setState = (store, path, value) => { }; export const setStateFromBinding = (store, binding, value) => - setState(store, binding.path, value); \ No newline at end of file + setState(store, binding[BB_STATE_BINDINGPATH], value); \ No newline at end of file diff --git a/packages/client/src/state/stateBinding.js b/packages/client/src/state/stateBinding.js index 9b4a9eba3a..57e9b82c92 100644 --- a/packages/client/src/state/stateBinding.js +++ b/packages/client/src/state/stateBinding.js @@ -55,12 +55,13 @@ export const setupBinding = (store, rootProps, coreApi, context, rootPath) => { fallback, propName, source }); - initialProps[propName] = getState( - context || {}, - binding, - fallback, - source - ); + initialProps[propName] = !context + ? val + : getState( + context , + binding, + fallback, + source); } else if(isEventType(val)) { diff --git a/packages/server/appPackages/_master/public/main/budibase-client.js b/packages/server/appPackages/_master/public/main/budibase-client.js index efa417635a..ce1ce0a645 100644 --- a/packages/server/appPackages/_master/public/main/budibase-client.js +++ b/packages/server/appPackages/_master/public/main/budibase-client.js @@ -19002,7 +19002,7 @@ var app = (function (exports) { }; const setStateFromBinding = (store, binding, value) => - setState(store, binding.path, value); + setState(store, binding[BB_STATE_BINDINGPATH], value); const getState = (s, path, fallback) => { @@ -19081,7 +19081,7 @@ var app = (function (exports) { } const record = await api.get({ - url:`/api/record/${trimSlash(key)}` + url:`/api/record/${trimSlash(recordKey)}` }); if(api.isSuccess(record)) @@ -19368,10 +19368,12 @@ var app = (function (exports) { fallback, propName, source }); - initialProps[propName] = getState( - context || {}, - binding, - fallback); + initialProps[propName] = !context + ? val + : getState( + context , + binding, + fallback); } else if(isEventType(val)) { @@ -20502,19 +20504,14 @@ var app = (function (exports) { if(!componentName || !libName) return; - const { - initialProps, bind, - boundProps, boundArrays, - contextBoundProps - } = setupBinding( + const {initialProps, bind} = setupBinding( store, props, coreApi, context || parentContext, appDefinition.appRootPath); - const bindings = buildBindings(boundProps, boundArrays, contextBoundProps); - + const componentProps = { ...initialProps, - _bb:bb(bindings, context || parentContext) + _bb:bb(context || parentContext, props) }; const component = new (componentLibraries[libName][componentName])({ @@ -20571,7 +20568,7 @@ var app = (function (exports) { if(isFunction(event)) event(context); }; - const bb = (bindings, context) => ({ + const bb = (context, props) => ({ hydrateComponent: _initialiseComponent(context, true), appendComponent: _initialiseComponent(context, false), insertComponent: (props, htmlElement, anchor, context) => @@ -20585,56 +20582,14 @@ var app = (function (exports) { setState: (path, value) => setState(store, path, value), getStateOrValue: (prop, currentContext) => getStateOrValue(globalState, prop, currentContext), - bindings, - context, + context, + props }); return bb(); }; - const buildBindings = (boundProps, boundArrays, contextBoundProps) => { - const bindings = {}; - if(boundProps && boundProps.length > 0) { - for(let p of boundProps) { - bindings[p.propName] = { - path: p.path, - fallback: p.fallback, - source: p.source - }; - } - } - - if(contextBoundProps && contextBoundProps.length > 0) { - for(let p of contextBoundProps) { - bindings[p.propName] = { - path: p.path, - fallback: p.fallback, - source: p.source - }; - } - } - - if(boundArrays && boundArrays.length > 0) { - for(let a of boundArrays) { - const arrayOfBindings = []; - - for(let b of a.arrayOfBindings) { - arrayOfBindings.push( - buildBindings( - b.boundProps, - b.boundArrays, - b.contextBoundProps) - ); - } - - bindings[a.propName] = arrayOfBindings; - } - } - - return bindings; - }; - const splitName = fullname => { const componentName = $(fullname, [ diff --git a/packages/server/appPackages/_master/public/main/budibase-client.js.map b/packages/server/appPackages/_master/public/main/budibase-client.js.map index 3e4f5f7966..afcc0c5e3b 100644 --- a/packages/server/appPackages/_master/public/main/budibase-client.js.map +++ b/packages/server/appPackages/_master/public/main/budibase-client.js.map @@ -1 +1 @@ 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'forEach',\n 'eachRight': 'forEachRight',\n 'entries': 'toPairs',\n 'entriesIn': 'toPairsIn',\n 'extend': 'assignIn',\n 'extendAll': 'assignInAll',\n 'extendAllWith': 'assignInAllWith',\n 'extendWith': 'assignInWith',\n 'first': 'head',\n\n // Methods that are curried variants of others.\n 'conforms': 'conformsTo',\n 'matches': 'isMatch',\n 'property': 'get',\n\n // Ramda aliases.\n '__': 'placeholder',\n 'F': 'stubFalse',\n 'T': 'stubTrue',\n 'all': 'every',\n 'allPass': 'overEvery',\n 'always': 'constant',\n 'any': 'some',\n 'anyPass': 'overSome',\n 'apply': 'spread',\n 'assoc': 'set',\n 'assocPath': 'set',\n 'complement': 'negate',\n 'compose': 'flowRight',\n 'contains': 'includes',\n 'dissoc': 'unset',\n 'dissocPath': 'unset',\n 'dropLast': 'dropRight',\n 'dropLastWhile': 'dropRightWhile',\n 'equals': 'isEqual',\n 'identical': 'eq',\n 'indexBy': 'keyBy',\n 'init': 'initial',\n 'invertObj': 'invert',\n 'juxt': 'over',\n 'omitAll': 'omit',\n 'nAry': 'ary',\n 'path': 'get',\n 'pathEq': 'matchesProperty',\n 'pathOr': 'getOr',\n 'paths': 'at',\n 'pickAll': 'pick',\n 'pipe': 'flow',\n 'pluck': 'map',\n 'prop': 'get',\n 'propEq': 'matchesProperty',\n 'propOr': 'getOr',\n 'props': 'at',\n 'symmetricDifference': 'xor',\n 'symmetricDifferenceBy': 'xorBy',\n 'symmetricDifferenceWith': 'xorWith',\n 'takeLast': 'takeRight',\n 'takeLastWhile': 'takeRightWhile',\n 'unapply': 'rest',\n 'unnest': 'flatten',\n 'useWith': 'overArgs',\n 'where': 'conformsTo',\n 'whereEq': 'isMatch',\n 'zipObj': 'zipObject'\n};\n\n/** Used to map ary to method names. */\nexports.aryMethod = {\n '1': [\n 'assignAll', 'assignInAll', 'attempt', 'castArray', 'ceil', 'create',\n 'curry', 'curryRight', 'defaultsAll', 'defaultsDeepAll', 'floor', 'flow',\n 'flowRight', 'fromPairs', 'invert', 'iteratee', 'memoize', 'method', 'mergeAll',\n 'methodOf', 'mixin', 'nthArg', 'over', 'overEvery', 'overSome','rest', 'reverse',\n 'round', 'runInContext', 'spread', 'template', 'trim', 'trimEnd', 'trimStart',\n 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lastIndex = length - 1,\n args = Array(length);\n\n while (length--) {\n args[length] = arguments[length];\n }\n var array = args[start],\n otherArgs = args.slice(0, start);\n\n if (array) {\n push.apply(otherArgs, array);\n }\n if (start != lastIndex) {\n push.apply(otherArgs, args.slice(start + 1));\n }\n return func.apply(this, otherArgs);\n };\n}\n\n/**\n * Creates a function that wraps `func` and uses `cloner` to clone the first\n * argument it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} cloner The function to clone arguments.\n * @returns {Function} Returns the new immutable function.\n */\nfunction wrapImmutable(func, cloner) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return;\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var result = args[0] = cloner.apply(undefined, args);\n func.apply(undefined, args);\n return result;\n };\n}\n\n/**\n * The base implementation of `convert` which accepts a `util` object of methods\n * required to perform conversions.\n *\n * @param {Object} util The util object.\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @param {Object} [options] The options object.\n * @param {boolean} [options.cap=true] Specify capping iteratee arguments.\n * @param {boolean} [options.curry=true] Specify currying.\n * @param {boolean} [options.fixed=true] Specify fixed arity.\n * @param {boolean} [options.immutable=true] Specify immutable operations.\n * @param {boolean} [options.rearg=true] Specify rearranging arguments.\n * @returns {Function|Object} Returns the converted function or object.\n */\nfunction baseConvert(util, name, func, options) {\n var isLib = typeof name == 'function',\n isObj = name === Object(name);\n\n if (isObj) {\n options = func;\n func = name;\n name = undefined;\n }\n if (func == null) {\n throw new TypeError;\n }\n options || (options = {});\n\n var config = {\n 'cap': 'cap' in options ? options.cap : true,\n 'curry': 'curry' in options ? options.curry : true,\n 'fixed': 'fixed' in options ? options.fixed : true,\n 'immutable': 'immutable' in options ? options.immutable : true,\n 'rearg': 'rearg' in options ? options.rearg : true\n };\n\n var defaultHolder = isLib ? func : fallbackHolder,\n forceCurry = ('curry' in options) && options.curry,\n forceFixed = ('fixed' in options) && options.fixed,\n forceRearg = ('rearg' in options) && options.rearg,\n pristine = isLib ? func.runInContext() : undefined;\n\n var helpers = isLib ? func : {\n 'ary': util.ary,\n 'assign': util.assign,\n 'clone': util.clone,\n 'curry': util.curry,\n 'forEach': util.forEach,\n 'isArray': util.isArray,\n 'isError': util.isError,\n 'isFunction': util.isFunction,\n 'isWeakMap': util.isWeakMap,\n 'iteratee': util.iteratee,\n 'keys': util.keys,\n 'rearg': util.rearg,\n 'toInteger': util.toInteger,\n 'toPath': util.toPath\n };\n\n var ary = helpers.ary,\n assign = helpers.assign,\n clone = helpers.clone,\n curry = helpers.curry,\n each = helpers.forEach,\n isArray = helpers.isArray,\n isError = helpers.isError,\n isFunction = helpers.isFunction,\n isWeakMap = helpers.isWeakMap,\n keys = helpers.keys,\n rearg = helpers.rearg,\n toInteger = helpers.toInteger,\n toPath = helpers.toPath;\n\n var aryMethodKeys = keys(mapping.aryMethod);\n\n var wrappers = {\n 'castArray': function(castArray) {\n return function() {\n var value = arguments[0];\n return isArray(value)\n ? castArray(cloneArray(value))\n : castArray.apply(undefined, arguments);\n };\n },\n 'iteratee': function(iteratee) {\n return function() {\n var func = arguments[0],\n arity = arguments[1],\n result = iteratee(func, arity),\n length = result.length;\n\n if (config.cap && typeof arity == 'number') {\n arity = arity > 2 ? (arity - 2) : 1;\n return (length && length <= arity) ? result : baseAry(result, arity);\n }\n return result;\n };\n },\n 'mixin': function(mixin) {\n return function(source) {\n var func = this;\n if (!isFunction(func)) {\n return mixin(func, Object(source));\n }\n var pairs = [];\n each(keys(source), function(key) {\n if (isFunction(source[key])) {\n pairs.push([key, func.prototype[key]]);\n }\n });\n\n mixin(func, Object(source));\n\n each(pairs, function(pair) {\n var value = pair[1];\n if (isFunction(value)) {\n func.prototype[pair[0]] = value;\n } else {\n delete func.prototype[pair[0]];\n }\n });\n return func;\n };\n },\n 'nthArg': function(nthArg) {\n return function(n) {\n var arity = n < 0 ? 1 : (toInteger(n) + 1);\n return curry(nthArg(n), arity);\n };\n },\n 'rearg': function(rearg) {\n return function(func, indexes) {\n var arity = indexes ? indexes.length : 0;\n return curry(rearg(func, indexes), arity);\n };\n },\n 'runInContext': function(runInContext) {\n return function(context) {\n return baseConvert(util, runInContext(context), options);\n };\n }\n };\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Casts `func` to a function with an arity capped iteratee if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @returns {Function} Returns the cast function.\n */\n function castCap(name, func) {\n if (config.cap) {\n var indexes = mapping.iterateeRearg[name];\n if (indexes) {\n return iterateeRearg(func, indexes);\n }\n var n = !isLib && mapping.iterateeAry[name];\n if (n) {\n return iterateeAry(func, n);\n }\n }\n return func;\n }\n\n /**\n * Casts `func` to a curried function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castCurry(name, func, n) {\n return (forceCurry || (config.curry && n > 1))\n ? curry(func, n)\n : func;\n }\n\n /**\n * Casts `func` to a fixed arity function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the cast function.\n */\n function castFixed(name, func, n) {\n if (config.fixed && (forceFixed || !mapping.skipFixed[name])) {\n var data = mapping.methodSpread[name],\n start = data && data.start;\n\n return start === undefined ? ary(func, n) : flatSpread(func, start);\n }\n return func;\n }\n\n /**\n * Casts `func` to an rearged function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castRearg(name, func, n) {\n return (config.rearg && n > 1 && (forceRearg || !mapping.skipRearg[name]))\n ? rearg(func, mapping.methodRearg[name] || mapping.aryRearg[n])\n : func;\n }\n\n /**\n * Creates a clone of `object` by `path`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {Array|string} path The path to clone by.\n * @returns {Object} Returns the cloned object.\n */\n function cloneByPath(object, path) {\n path = toPath(path);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n result = clone(Object(object)),\n nested = result;\n\n while (nested != null && ++index < length) {\n var key = path[index],\n value = nested[key];\n\n if (value != null &&\n !(isFunction(value) || isError(value) || isWeakMap(value))) {\n nested[key] = clone(index == lastIndex ? value : Object(value));\n }\n nested = nested[key];\n }\n return result;\n }\n\n /**\n * Converts `lodash` to an immutable auto-curried iteratee-first data-last\n * version with conversion `options` applied.\n *\n * @param {Object} [options] The options object. See `baseConvert` for more details.\n * @returns {Function} Returns the converted `lodash`.\n */\n function convertLib(options) {\n return _.runInContext.convert(options)(undefined);\n }\n\n /**\n * Create a converter function for `func` of `name`.\n *\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @returns {Function} Returns the new converter function.\n */\n function createConverter(name, func) {\n var realName = mapping.aliasToReal[name] || name,\n methodName = mapping.remap[realName] || realName,\n oldOptions = options;\n\n return function(options) {\n var newUtil = isLib ? pristine : helpers,\n newFunc = isLib ? pristine[methodName] : func,\n newOptions = assign(assign({}, oldOptions), options);\n\n return baseConvert(newUtil, realName, newFunc, newOptions);\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee, with up to `n`\n * arguments, ignoring any additional arguments.\n *\n * @private\n * @param {Function} func The function to cap iteratee arguments for.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the new function.\n */\n function iterateeAry(func, n) {\n return overArg(func, function(func) {\n return typeof func == 'function' ? baseAry(func, n) : func;\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee with arguments\n * arranged according to the specified `indexes` where the argument value at\n * the first index is provided as the first argument, the argument value at\n * the second index is provided as the second argument, and so on.\n *\n * @private\n * @param {Function} func The function to rearrange iteratee arguments for.\n * @param {number[]} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n */\n function iterateeRearg(func, indexes) {\n return overArg(func, function(func) {\n var n = indexes.length;\n return baseArity(rearg(baseAry(func, n), indexes), n);\n });\n }\n\n /**\n * Creates a function that invokes `func` with its first argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return func();\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var index = config.rearg ? 0 : (length - 1);\n args[index] = transform(args[index]);\n return func.apply(undefined, args);\n };\n }\n\n /**\n * Creates a function that wraps `func` and applys the conversions\n * rules by `name`.\n *\n * @private\n * @param {string} name The name of the function to wrap.\n * @param {Function} func The function to wrap.\n * @returns {Function} Returns the converted function.\n */\n function wrap(name, func, placeholder) {\n var result,\n realName = mapping.aliasToReal[name] || name,\n wrapped = func,\n wrapper = wrappers[realName];\n\n if (wrapper) {\n wrapped = wrapper(func);\n }\n else if (config.immutable) {\n if (mapping.mutate.array[realName]) {\n wrapped = wrapImmutable(func, cloneArray);\n }\n else if (mapping.mutate.object[realName]) {\n wrapped = wrapImmutable(func, createCloner(func));\n }\n else if (mapping.mutate.set[realName]) {\n wrapped = wrapImmutable(func, cloneByPath);\n }\n }\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(otherName) {\n if (realName == otherName) {\n var data = mapping.methodSpread[realName],\n afterRearg = data && data.afterRearg;\n\n result = afterRearg\n ? castFixed(realName, castRearg(realName, wrapped, aryKey), aryKey)\n : castRearg(realName, castFixed(realName, wrapped, aryKey), aryKey);\n\n result = castCap(realName, result);\n result = castCurry(realName, result, aryKey);\n return false;\n }\n });\n return !result;\n });\n\n result || (result = wrapped);\n if (result == func) {\n result = forceCurry ? curry(result, 1) : function() {\n return func.apply(this, arguments);\n };\n }\n result.convert = createConverter(realName, func);\n result.placeholder = func.placeholder = placeholder;\n\n return result;\n }\n\n /*--------------------------------------------------------------------------*/\n\n if (!isObj) {\n return wrap(name, func, defaultHolder);\n }\n var _ = func;\n\n // Convert methods by ary cap.\n var pairs = [];\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(key) {\n var func = _[mapping.remap[key] || key];\n if (func) {\n pairs.push([key, wrap(key, func, _)]);\n }\n });\n });\n\n // Convert remaining methods.\n each(keys(_), function(key) {\n var func = _[key];\n if (typeof func == 'function') {\n var length = pairs.length;\n while (length--) {\n if (pairs[length][0] == key) {\n return;\n }\n }\n func.convert = createConverter(key, func);\n pairs.push([key, func]);\n }\n });\n\n // Assign to `_` leaving `_.prototype` unchanged to allow chaining.\n each(pairs, function(pair) {\n _[pair[0]] = pair[1];\n });\n\n _.convert = convertLib;\n _.placeholder = _;\n\n // Assign aliases.\n each(keys(_), function(key) {\n each(mapping.realToAlias[key] || [], function(alias) {\n _[alias] = _[key];\n });\n });\n\n return _;\n}\n\nmodule.exports = baseConvert;\n","var _ = require('./lodash.min').runInContext();\nmodule.exports = require('./fp/_baseConvert')(_, _);\n","function noop() { }\nconst identity = x => x;\nfunction assign(tar, src) {\n // @ts-ignore\n for (const k in src)\n tar[k] = src[k];\n return tar;\n}\nfunction is_promise(value) {\n return value && typeof value === 'object' && typeof value.then === 'function';\n}\nfunction add_location(element, file, line, column, char) {\n element.__svelte_meta = {\n loc: { file, line, column, char }\n };\n}\nfunction run(fn) {\n return fn();\n}\nfunction blank_object() {\n return Object.create(null);\n}\nfunction run_all(fns) {\n fns.forEach(run);\n}\nfunction is_function(thing) {\n return typeof thing === 'function';\n}\nfunction safe_not_equal(a, b) {\n return a != a ? b == b : a !== b || ((a && typeof a === 'object') || typeof a === 'function');\n}\nfunction not_equal(a, b) {\n return a != a ? b == b : a !== b;\n}\nfunction validate_store(store, name) {\n if (!store || typeof store.subscribe !== 'function') {\n throw new Error(`'${name}' is not a store with a 'subscribe' method`);\n }\n}\nfunction subscribe(store, callback) {\n const unsub = store.subscribe(callback);\n return unsub.unsubscribe ? () => unsub.unsubscribe() : unsub;\n}\nfunction get_store_value(store) {\n let value;\n subscribe(store, _ => value = _)();\n return value;\n}\nfunction component_subscribe(component, store, callback) {\n component.$$.on_destroy.push(subscribe(store, callback));\n}\nfunction create_slot(definition, ctx, fn) {\n if (definition) {\n const slot_ctx = get_slot_context(definition, ctx, fn);\n return definition[0](slot_ctx);\n }\n}\nfunction get_slot_context(definition, ctx, fn) {\n return definition[1]\n ? assign({}, assign(ctx.$$scope.ctx, definition[1](fn ? fn(ctx) : {})))\n : ctx.$$scope.ctx;\n}\nfunction get_slot_changes(definition, ctx, changed, fn) {\n return definition[1]\n ? assign({}, assign(ctx.$$scope.changed || {}, definition[1](fn ? fn(changed) : {})))\n : ctx.$$scope.changed || {};\n}\nfunction exclude_internal_props(props) {\n const result = {};\n for (const k in props)\n if (k[0] !== '$')\n result[k] = props[k];\n return result;\n}\nfunction once(fn) {\n let ran = false;\n return function (...args) {\n if (ran)\n return;\n ran = true;\n fn.call(this, ...args);\n };\n}\nfunction null_to_empty(value) {\n return value == null ? '' : value;\n}\nfunction set_store_value(store, ret, value = ret) {\n store.set(value);\n return ret;\n}\n\nconst is_client = typeof window !== 'undefined';\nlet now = is_client\n ? () => window.performance.now()\n : () => Date.now();\nlet raf = is_client ? cb => requestAnimationFrame(cb) : noop;\n// used internally for testing\nfunction set_now(fn) {\n now = fn;\n}\nfunction set_raf(fn) {\n raf = fn;\n}\n\nconst tasks = new Set();\nlet running = false;\nfunction run_tasks() {\n tasks.forEach(task => {\n if (!task[0](now())) {\n tasks.delete(task);\n task[1]();\n }\n });\n running = tasks.size > 0;\n if (running)\n raf(run_tasks);\n}\nfunction clear_loops() {\n // for testing...\n tasks.forEach(task => tasks.delete(task));\n running = false;\n}\nfunction loop(fn) {\n let task;\n if (!running) {\n running = true;\n raf(run_tasks);\n }\n return {\n promise: new Promise(fulfil => {\n tasks.add(task = [fn, fulfil]);\n }),\n abort() {\n tasks.delete(task);\n }\n };\n}\n\nfunction append(target, node) {\n target.appendChild(node);\n}\nfunction insert(target, node, anchor) {\n target.insertBefore(node, anchor || null);\n}\nfunction detach(node) {\n node.parentNode.removeChild(node);\n}\nfunction destroy_each(iterations, detaching) {\n for (let i = 0; i < iterations.length; i += 1) {\n if (iterations[i])\n iterations[i].d(detaching);\n }\n}\nfunction element(name) {\n return document.createElement(name);\n}\nfunction element_is(name, is) {\n return document.createElement(name, { is });\n}\nfunction object_without_properties(obj, exclude) {\n // eslint-disable-next-line @typescript-eslint/no-object-literal-type-assertion\n const target = {};\n for (const k in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, k)\n // @ts-ignore\n && exclude.indexOf(k) === -1) {\n // @ts-ignore\n target[k] = obj[k];\n }\n }\n return target;\n}\nfunction svg_element(name) {\n return document.createElementNS('http://www.w3.org/2000/svg', name);\n}\nfunction text(data) {\n return document.createTextNode(data);\n}\nfunction space() {\n return text(' ');\n}\nfunction empty() {\n return text('');\n}\nfunction listen(node, event, handler, options) {\n node.addEventListener(event, handler, options);\n return () => node.removeEventListener(event, handler, options);\n}\nfunction prevent_default(fn) {\n return function (event) {\n event.preventDefault();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction stop_propagation(fn) {\n return function (event) {\n event.stopPropagation();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction self(fn) {\n return function (event) {\n // @ts-ignore\n if (event.target === this)\n fn.call(this, event);\n };\n}\nfunction attr(node, attribute, value) {\n if (value == null)\n node.removeAttribute(attribute);\n else\n node.setAttribute(attribute, value);\n}\nfunction set_attributes(node, attributes) {\n for (const key in attributes) {\n if (key === 'style') {\n node.style.cssText = attributes[key];\n }\n else if (key in node) {\n node[key] = attributes[key];\n }\n else {\n attr(node, key, attributes[key]);\n }\n }\n}\nfunction set_svg_attributes(node, attributes) {\n for (const key in attributes) {\n attr(node, key, attributes[key]);\n }\n}\nfunction set_custom_element_data(node, prop, value) {\n if (prop in node) {\n node[prop] = value;\n }\n else {\n attr(node, prop, value);\n }\n}\nfunction xlink_attr(node, attribute, value) {\n node.setAttributeNS('http://www.w3.org/1999/xlink', attribute, value);\n}\nfunction get_binding_group_value(group) {\n const value = [];\n for (let i = 0; i < group.length; i += 1) {\n if (group[i].checked)\n value.push(group[i].__value);\n }\n return value;\n}\nfunction to_number(value) {\n return value === '' ? undefined : +value;\n}\nfunction time_ranges_to_array(ranges) {\n const array = [];\n for (let i = 0; i < ranges.length; i += 1) {\n array.push({ start: ranges.start(i), end: ranges.end(i) });\n }\n return array;\n}\nfunction children(element) {\n return Array.from(element.childNodes);\n}\nfunction claim_element(nodes, name, attributes, svg) {\n for (let i = 0; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeName === name) {\n for (let j = 0; j < node.attributes.length; j += 1) {\n const attribute = node.attributes[j];\n if (!attributes[attribute.name])\n node.removeAttribute(attribute.name);\n }\n return nodes.splice(i, 1)[0]; // TODO strip unwanted attributes\n }\n }\n return svg ? svg_element(name) : element(name);\n}\nfunction claim_text(nodes, data) {\n for (let i = 0; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeType === 3) {\n node.data = '' + data;\n return nodes.splice(i, 1)[0];\n }\n }\n return text(data);\n}\nfunction claim_space(nodes) {\n return claim_text(nodes, ' ');\n}\nfunction set_data(text, data) {\n data = '' + data;\n if (text.data !== data)\n text.data = data;\n}\nfunction set_input_value(input, value) {\n if (value != null || input.value) {\n input.value = value;\n }\n}\nfunction set_input_type(input, type) {\n try {\n input.type = type;\n }\n catch (e) {\n // do nothing\n }\n}\nfunction set_style(node, key, value, important) {\n node.style.setProperty(key, value, important ? 'important' : '');\n}\nfunction select_option(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n if (option.__value === value) {\n option.selected = true;\n return;\n }\n }\n}\nfunction select_options(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n option.selected = ~value.indexOf(option.__value);\n }\n}\nfunction select_value(select) {\n const selected_option = select.querySelector(':checked') || select.options[0];\n return selected_option && selected_option.__value;\n}\nfunction select_multiple_value(select) {\n return [].map.call(select.querySelectorAll(':checked'), option => option.__value);\n}\nfunction add_resize_listener(element, fn) {\n if (getComputedStyle(element).position === 'static') {\n element.style.position = 'relative';\n }\n const object = document.createElement('object');\n object.setAttribute('style', 'display: block; position: absolute; top: 0; left: 0; height: 100%; width: 100%; overflow: hidden; pointer-events: none; z-index: -1;');\n object.type = 'text/html';\n object.tabIndex = -1;\n let win;\n object.onload = () => {\n win = object.contentDocument.defaultView;\n win.addEventListener('resize', fn);\n };\n if (/Trident/.test(navigator.userAgent)) {\n element.appendChild(object);\n object.data = 'about:blank';\n }\n else {\n object.data = 'about:blank';\n element.appendChild(object);\n }\n return {\n cancel: () => {\n win && win.removeEventListener && win.removeEventListener('resize', fn);\n element.removeChild(object);\n }\n };\n}\nfunction toggle_class(element, name, toggle) {\n element.classList[toggle ? 'add' : 'remove'](name);\n}\nfunction custom_event(type, detail) {\n const e = document.createEvent('CustomEvent');\n e.initCustomEvent(type, false, false, detail);\n return e;\n}\nclass HtmlTag {\n constructor(html, anchor = null) {\n this.e = element('div');\n this.a = anchor;\n this.u(html);\n }\n m(target, anchor = null) {\n for (let i = 0; i < this.n.length; i += 1) {\n insert(target, this.n[i], anchor);\n }\n this.t = target;\n }\n u(html) {\n this.e.innerHTML = html;\n this.n = Array.from(this.e.childNodes);\n }\n p(html) {\n this.d();\n this.u(html);\n this.m(this.t, this.a);\n }\n d() {\n this.n.forEach(detach);\n }\n}\n\nlet stylesheet;\nlet active = 0;\nlet current_rules = {};\n// https://github.com/darkskyapp/string-hash/blob/master/index.js\nfunction hash(str) {\n let hash = 5381;\n let i = str.length;\n while (i--)\n hash = ((hash << 5) - hash) ^ str.charCodeAt(i);\n return hash >>> 0;\n}\nfunction create_rule(node, a, b, duration, delay, ease, fn, uid = 0) {\n const step = 16.666 / duration;\n let keyframes = '{\\n';\n for (let p = 0; p <= 1; p += step) {\n const t = a + (b - a) * ease(p);\n keyframes += p * 100 + `%{${fn(t, 1 - t)}}\\n`;\n }\n const rule = keyframes + `100% {${fn(b, 1 - b)}}\\n}`;\n const name = `__svelte_${hash(rule)}_${uid}`;\n if (!current_rules[name]) {\n if (!stylesheet) {\n const style = element('style');\n document.head.appendChild(style);\n stylesheet = style.sheet;\n }\n current_rules[name] = true;\n stylesheet.insertRule(`@keyframes ${name} ${rule}`, stylesheet.cssRules.length);\n }\n const animation = node.style.animation || '';\n node.style.animation = `${animation ? `${animation}, ` : ``}${name} ${duration}ms linear ${delay}ms 1 both`;\n active += 1;\n return name;\n}\nfunction delete_rule(node, name) {\n node.style.animation = (node.style.animation || '')\n .split(', ')\n .filter(name\n ? anim => anim.indexOf(name) < 0 // remove specific animation\n : anim => anim.indexOf('__svelte') === -1 // remove all Svelte animations\n )\n .join(', ');\n if (name && !--active)\n clear_rules();\n}\nfunction clear_rules() {\n raf(() => {\n if (active)\n return;\n let i = stylesheet.cssRules.length;\n while (i--)\n stylesheet.deleteRule(i);\n current_rules = {};\n });\n}\n\nfunction create_animation(node, from, fn, params) {\n if (!from)\n return noop;\n const to = node.getBoundingClientRect();\n if (from.left === to.left && from.right === to.right && from.top === to.top && from.bottom === to.bottom)\n return noop;\n const { delay = 0, duration = 300, easing = identity, \n // @ts-ignore todo: should this be separated from destructuring? Or start/end added to public api and documentation?\n start: start_time = now() + delay, \n // @ts-ignore todo:\n end = start_time + duration, tick = noop, css } = fn(node, { from, to }, params);\n let running = true;\n let started = false;\n let name;\n function start() {\n if (css) {\n name = create_rule(node, 0, 1, duration, delay, easing, css);\n }\n if (!delay) {\n started = true;\n }\n }\n function stop() {\n if (css)\n delete_rule(node, name);\n running = false;\n }\n loop(now => {\n if (!started && now >= start_time) {\n started = true;\n }\n if (started && now >= end) {\n tick(1, 0);\n stop();\n }\n if (!running) {\n return false;\n }\n if (started) {\n const p = now - start_time;\n const t = 0 + 1 * easing(p / duration);\n tick(t, 1 - t);\n }\n return true;\n });\n start();\n tick(0, 1);\n return stop;\n}\nfunction fix_position(node) {\n const style = getComputedStyle(node);\n if (style.position !== 'absolute' && style.position !== 'fixed') {\n const { width, height } = style;\n const a = node.getBoundingClientRect();\n node.style.position = 'absolute';\n node.style.width = width;\n node.style.height = height;\n add_transform(node, a);\n }\n}\nfunction add_transform(node, a) {\n const b = node.getBoundingClientRect();\n if (a.left !== b.left || a.top !== b.top) {\n const style = getComputedStyle(node);\n const transform = style.transform === 'none' ? '' : style.transform;\n node.style.transform = `${transform} translate(${a.left - b.left}px, ${a.top - b.top}px)`;\n }\n}\n\nlet current_component;\nfunction set_current_component(component) {\n current_component = component;\n}\nfunction get_current_component() {\n if (!current_component)\n throw new Error(`Function called outside component initialization`);\n return current_component;\n}\nfunction beforeUpdate(fn) {\n get_current_component().$$.before_update.push(fn);\n}\nfunction onMount(fn) {\n get_current_component().$$.on_mount.push(fn);\n}\nfunction afterUpdate(fn) {\n get_current_component().$$.after_update.push(fn);\n}\nfunction onDestroy(fn) {\n get_current_component().$$.on_destroy.push(fn);\n}\nfunction createEventDispatcher() {\n const component = current_component;\n return (type, detail) => {\n const callbacks = component.$$.callbacks[type];\n if (callbacks) {\n // TODO are there situations where events could be dispatched\n // in a server (non-DOM) environment?\n const event = custom_event(type, detail);\n callbacks.slice().forEach(fn => {\n fn.call(component, event);\n });\n }\n };\n}\nfunction setContext(key, context) {\n get_current_component().$$.context.set(key, context);\n}\nfunction getContext(key) {\n return get_current_component().$$.context.get(key);\n}\n// TODO figure out if we still want to support\n// shorthand events, or if we want to implement\n// a real bubbling mechanism\nfunction bubble(component, event) {\n const callbacks = component.$$.callbacks[event.type];\n if (callbacks) {\n callbacks.slice().forEach(fn => fn(event));\n }\n}\n\nconst dirty_components = [];\nconst intros = { enabled: false };\nconst binding_callbacks = [];\nconst render_callbacks = [];\nconst flush_callbacks = [];\nconst resolved_promise = Promise.resolve();\nlet update_scheduled = false;\nfunction schedule_update() {\n if (!update_scheduled) {\n update_scheduled = true;\n resolved_promise.then(flush);\n }\n}\nfunction tick() {\n schedule_update();\n return resolved_promise;\n}\nfunction add_render_callback(fn) {\n render_callbacks.push(fn);\n}\nfunction add_flush_callback(fn) {\n flush_callbacks.push(fn);\n}\nfunction flush() {\n const seen_callbacks = new Set();\n do {\n // first, call beforeUpdate functions\n // and update components\n while (dirty_components.length) {\n const component = dirty_components.shift();\n set_current_component(component);\n update(component.$$);\n }\n while (binding_callbacks.length)\n binding_callbacks.pop()();\n // then, once components are updated, call\n // afterUpdate functions. This may cause\n // subsequent updates...\n for (let i = 0; i < render_callbacks.length; i += 1) {\n const callback = render_callbacks[i];\n if (!seen_callbacks.has(callback)) {\n callback();\n // ...so guard against infinite loops\n seen_callbacks.add(callback);\n }\n }\n render_callbacks.length = 0;\n } while (dirty_components.length);\n while (flush_callbacks.length) {\n flush_callbacks.pop()();\n }\n update_scheduled = false;\n}\nfunction update($$) {\n if ($$.fragment) {\n $$.update($$.dirty);\n run_all($$.before_update);\n $$.fragment.p($$.dirty, $$.ctx);\n $$.dirty = null;\n $$.after_update.forEach(add_render_callback);\n }\n}\n\nlet promise;\nfunction wait() {\n if (!promise) {\n promise = Promise.resolve();\n promise.then(() => {\n promise = null;\n });\n }\n return promise;\n}\nfunction dispatch(node, direction, kind) {\n node.dispatchEvent(custom_event(`${direction ? 'intro' : 'outro'}${kind}`));\n}\nconst outroing = new Set();\nlet outros;\nfunction group_outros() {\n outros = {\n r: 0,\n c: [],\n p: outros // parent group\n };\n}\nfunction check_outros() {\n if (!outros.r) {\n run_all(outros.c);\n }\n outros = outros.p;\n}\nfunction transition_in(block, local) {\n if (block && block.i) {\n outroing.delete(block);\n block.i(local);\n }\n}\nfunction transition_out(block, local, detach, callback) {\n if (block && block.o) {\n if (outroing.has(block))\n return;\n outroing.add(block);\n outros.c.push(() => {\n outroing.delete(block);\n if (callback) {\n if (detach)\n block.d(1);\n callback();\n }\n });\n block.o(local);\n }\n}\nconst null_transition = { duration: 0 };\nfunction create_in_transition(node, fn, params) {\n let config = fn(node, params);\n let running = false;\n let animation_name;\n let task;\n let uid = 0;\n function cleanup() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 0, 1, duration, delay, easing, css, uid++);\n tick(0, 1);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n if (task)\n task.abort();\n running = true;\n add_render_callback(() => dispatch(node, true, 'start'));\n task = loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(1, 0);\n dispatch(node, true, 'end');\n cleanup();\n return running = false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(t, 1 - t);\n }\n }\n return running;\n });\n }\n let started = false;\n return {\n start() {\n if (started)\n return;\n delete_rule(node);\n if (is_function(config)) {\n config = config();\n wait().then(go);\n }\n else {\n go();\n }\n },\n invalidate() {\n started = false;\n },\n end() {\n if (running) {\n cleanup();\n running = false;\n }\n }\n };\n}\nfunction create_out_transition(node, fn, params) {\n let config = fn(node, params);\n let running = true;\n let animation_name;\n const group = outros;\n group.r += 1;\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 1, 0, duration, delay, easing, css);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n add_render_callback(() => dispatch(node, false, 'start'));\n loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(0, 1);\n dispatch(node, false, 'end');\n if (!--group.r) {\n // this will result in `end()` being called,\n // so we don't need to clean up here\n run_all(group.c);\n }\n return false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(1 - t, t);\n }\n }\n return running;\n });\n }\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go();\n });\n }\n else {\n go();\n }\n return {\n end(reset) {\n if (reset && config.tick) {\n config.tick(1, 0);\n }\n if (running) {\n if (animation_name)\n delete_rule(node, animation_name);\n running = false;\n }\n }\n };\n}\nfunction create_bidirectional_transition(node, fn, params, intro) {\n let config = fn(node, params);\n let t = intro ? 0 : 1;\n let running_program = null;\n let pending_program = null;\n let animation_name = null;\n function clear_animation() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function init(program, duration) {\n const d = program.b - t;\n duration *= Math.abs(d);\n return {\n a: t,\n b: program.b,\n d,\n duration,\n start: program.start,\n end: program.start + duration,\n group: program.group\n };\n }\n function go(b) {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n const program = {\n start: now() + delay,\n b\n };\n if (!b) {\n // @ts-ignore todo: improve typings\n program.group = outros;\n outros.r += 1;\n }\n if (running_program) {\n pending_program = program;\n }\n else {\n // if this is an intro, and there's a delay, we need to do\n // an initial tick and/or apply CSS animation immediately\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, b, duration, delay, easing, css);\n }\n if (b)\n tick(0, 1);\n running_program = init(program, duration);\n add_render_callback(() => dispatch(node, b, 'start'));\n loop(now => {\n if (pending_program && now > pending_program.start) {\n running_program = init(pending_program, duration);\n pending_program = null;\n dispatch(node, running_program.b, 'start');\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, running_program.b, running_program.duration, 0, easing, config.css);\n }\n }\n if (running_program) {\n if (now >= running_program.end) {\n tick(t = running_program.b, 1 - t);\n dispatch(node, running_program.b, 'end');\n if (!pending_program) {\n // we're done\n if (running_program.b) {\n // intro — we can tidy up immediately\n clear_animation();\n }\n else {\n // outro — needs to be coordinated\n if (!--running_program.group.r)\n run_all(running_program.group.c);\n }\n }\n running_program = null;\n }\n else if (now >= running_program.start) {\n const p = now - running_program.start;\n t = running_program.a + running_program.d * easing(p / running_program.duration);\n tick(t, 1 - t);\n }\n }\n return !!(running_program || pending_program);\n });\n }\n }\n return {\n run(b) {\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go(b);\n });\n }\n else {\n go(b);\n }\n },\n end() {\n clear_animation();\n running_program = pending_program = null;\n }\n };\n}\n\nfunction handle_promise(promise, info) {\n const token = info.token = {};\n function update(type, index, key, value) {\n if (info.token !== token)\n return;\n info.resolved = key && { [key]: value };\n const child_ctx = assign(assign({}, info.ctx), info.resolved);\n const block = type && (info.current = type)(child_ctx);\n if (info.block) {\n if (info.blocks) {\n info.blocks.forEach((block, i) => {\n if (i !== index && block) {\n group_outros();\n transition_out(block, 1, 1, () => {\n info.blocks[i] = null;\n });\n check_outros();\n }\n });\n }\n else {\n info.block.d(1);\n }\n block.c();\n transition_in(block, 1);\n block.m(info.mount(), info.anchor);\n flush();\n }\n info.block = block;\n if (info.blocks)\n info.blocks[index] = block;\n }\n if (is_promise(promise)) {\n const current_component = get_current_component();\n promise.then(value => {\n set_current_component(current_component);\n update(info.then, 1, info.value, value);\n set_current_component(null);\n }, error => {\n set_current_component(current_component);\n update(info.catch, 2, info.error, error);\n set_current_component(null);\n });\n // if we previously had a then/catch block, destroy it\n if (info.current !== info.pending) {\n update(info.pending, 0);\n return true;\n }\n }\n else {\n if (info.current !== info.then) {\n update(info.then, 1, info.value, promise);\n return true;\n }\n info.resolved = { [info.value]: promise };\n }\n}\n\nconst globals = (typeof window !== 'undefined' ? window : global);\n\nfunction destroy_block(block, lookup) {\n block.d(1);\n lookup.delete(block.key);\n}\nfunction outro_and_destroy_block(block, lookup) {\n transition_out(block, 1, 1, () => {\n lookup.delete(block.key);\n });\n}\nfunction fix_and_destroy_block(block, lookup) {\n block.f();\n destroy_block(block, lookup);\n}\nfunction fix_and_outro_and_destroy_block(block, lookup) {\n block.f();\n outro_and_destroy_block(block, lookup);\n}\nfunction update_keyed_each(old_blocks, changed, get_key, dynamic, ctx, list, lookup, node, destroy, create_each_block, next, get_context) {\n let o = old_blocks.length;\n let n = list.length;\n let i = o;\n const old_indexes = {};\n while (i--)\n old_indexes[old_blocks[i].key] = i;\n const new_blocks = [];\n const new_lookup = new Map();\n const deltas = new Map();\n i = n;\n while (i--) {\n const child_ctx = get_context(ctx, list, i);\n const key = get_key(child_ctx);\n let block = lookup.get(key);\n if (!block) {\n block = create_each_block(key, child_ctx);\n block.c();\n }\n else if (dynamic) {\n block.p(changed, child_ctx);\n }\n new_lookup.set(key, new_blocks[i] = block);\n if (key in old_indexes)\n deltas.set(key, Math.abs(i - old_indexes[key]));\n }\n const will_move = new Set();\n const did_move = new Set();\n function insert(block) {\n transition_in(block, 1);\n block.m(node, next);\n lookup.set(block.key, block);\n next = block.first;\n n--;\n }\n while (o && n) {\n const new_block = new_blocks[n - 1];\n const old_block = old_blocks[o - 1];\n const new_key = new_block.key;\n const old_key = old_block.key;\n if (new_block === old_block) {\n // do nothing\n next = new_block.first;\n o--;\n n--;\n }\n else if (!new_lookup.has(old_key)) {\n // remove old block\n destroy(old_block, lookup);\n o--;\n }\n else if (!lookup.has(new_key) || will_move.has(new_key)) {\n insert(new_block);\n }\n else if (did_move.has(old_key)) {\n o--;\n }\n else if (deltas.get(new_key) > deltas.get(old_key)) {\n did_move.add(new_key);\n insert(new_block);\n }\n else {\n will_move.add(old_key);\n o--;\n }\n }\n while (o--) {\n const old_block = old_blocks[o];\n if (!new_lookup.has(old_block.key))\n destroy(old_block, lookup);\n }\n while (n)\n insert(new_blocks[n - 1]);\n return new_blocks;\n}\nfunction measure(blocks) {\n const rects = {};\n let i = blocks.length;\n while (i--)\n rects[blocks[i].key] = blocks[i].node.getBoundingClientRect();\n return rects;\n}\n\nfunction get_spread_update(levels, updates) {\n const update = {};\n const to_null_out = {};\n const accounted_for = { $$scope: 1 };\n let i = levels.length;\n while (i--) {\n const o = levels[i];\n const n = updates[i];\n if (n) {\n for (const key in o) {\n if (!(key in n))\n to_null_out[key] = 1;\n }\n for (const key in n) {\n if (!accounted_for[key]) {\n update[key] = n[key];\n accounted_for[key] = 1;\n }\n }\n levels[i] = n;\n }\n else {\n for (const key in o) {\n accounted_for[key] = 1;\n }\n }\n }\n for (const key in to_null_out) {\n if (!(key in update))\n update[key] = undefined;\n }\n return update;\n}\nfunction get_spread_object(spread_props) {\n return typeof spread_props === 'object' && spread_props !== null ? spread_props : {};\n}\n\nconst invalid_attribute_name_character = /[\\s'\">/=\\u{FDD0}-\\u{FDEF}\\u{FFFE}\\u{FFFF}\\u{1FFFE}\\u{1FFFF}\\u{2FFFE}\\u{2FFFF}\\u{3FFFE}\\u{3FFFF}\\u{4FFFE}\\u{4FFFF}\\u{5FFFE}\\u{5FFFF}\\u{6FFFE}\\u{6FFFF}\\u{7FFFE}\\u{7FFFF}\\u{8FFFE}\\u{8FFFF}\\u{9FFFE}\\u{9FFFF}\\u{AFFFE}\\u{AFFFF}\\u{BFFFE}\\u{BFFFF}\\u{CFFFE}\\u{CFFFF}\\u{DFFFE}\\u{DFFFF}\\u{EFFFE}\\u{EFFFF}\\u{FFFFE}\\u{FFFFF}\\u{10FFFE}\\u{10FFFF}]/u;\n// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2\n// https://infra.spec.whatwg.org/#noncharacter\nfunction spread(args) {\n const attributes = Object.assign({}, ...args);\n let str = '';\n Object.keys(attributes).forEach(name => {\n if (invalid_attribute_name_character.test(name))\n return;\n const value = attributes[name];\n if (value === undefined)\n return;\n if (value === true)\n str += \" \" + name;\n const escaped = String(value)\n .replace(/\"/g, '"')\n .replace(/'/g, ''');\n str += \" \" + name + \"=\" + JSON.stringify(escaped);\n });\n return str;\n}\nconst escaped = {\n '\"': '"',\n \"'\": ''',\n '&': '&',\n '<': '<',\n '>': '>'\n};\nfunction escape(html) {\n return String(html).replace(/[\"'&<>]/g, match => escaped[match]);\n}\nfunction each(items, fn) {\n let str = '';\n for (let i = 0; i < items.length; i += 1) {\n str += fn(items[i], i);\n }\n return str;\n}\nconst missing_component = {\n $$render: () => ''\n};\nfunction validate_component(component, name) {\n if (!component || !component.$$render) {\n if (name === 'svelte:component')\n name += ' this={...}';\n throw new Error(`<${name}> is not a valid SSR component. You may need to review your build config to ensure that dependencies are compiled, rather than imported as pre-compiled modules`);\n }\n return component;\n}\nfunction debug(file, line, column, values) {\n console.log(`{@debug} ${file ? file + ' ' : ''}(${line}:${column})`); // eslint-disable-line no-console\n console.log(values); // eslint-disable-line no-console\n return '';\n}\nlet on_destroy;\nfunction create_ssr_component(fn) {\n function $$render(result, props, bindings, slots) {\n const parent_component = current_component;\n const $$ = {\n on_destroy,\n context: new Map(parent_component ? parent_component.$$.context : []),\n // these will be immediately discarded\n on_mount: [],\n before_update: [],\n after_update: [],\n callbacks: blank_object()\n };\n set_current_component({ $$ });\n const html = fn(result, props, bindings, slots);\n set_current_component(parent_component);\n return html;\n }\n return {\n render: (props = {}, options = {}) => {\n on_destroy = [];\n const result = { head: '', css: new Set() };\n const html = $$render(result, props, {}, options);\n run_all(on_destroy);\n return {\n html,\n css: {\n code: Array.from(result.css).map(css => css.code).join('\\n'),\n map: null // TODO\n },\n head: result.head\n };\n },\n $$render\n };\n}\nfunction add_attribute(name, value, boolean) {\n if (value == null || (boolean && !value))\n return '';\n return ` ${name}${value === true ? '' : `=${typeof value === 'string' ? JSON.stringify(escape(value)) : `\"${value}\"`}`}`;\n}\nfunction add_classes(classes) {\n return classes ? ` class=\"${classes}\"` : ``;\n}\n\nfunction bind(component, name, callback) {\n if (component.$$.props.indexOf(name) === -1)\n return;\n component.$$.bound[name] = callback;\n callback(component.$$.ctx[name]);\n}\nfunction mount_component(component, target, anchor) {\n const { fragment, on_mount, on_destroy, after_update } = component.$$;\n fragment.m(target, anchor);\n // onMount happens before the initial afterUpdate\n add_render_callback(() => {\n const new_on_destroy = on_mount.map(run).filter(is_function);\n if (on_destroy) {\n on_destroy.push(...new_on_destroy);\n }\n else {\n // Edge case - component was destroyed immediately,\n // most likely as a result of a binding initialising\n run_all(new_on_destroy);\n }\n component.$$.on_mount = [];\n });\n after_update.forEach(add_render_callback);\n}\nfunction destroy_component(component, detaching) {\n if (component.$$.fragment) {\n run_all(component.$$.on_destroy);\n component.$$.fragment.d(detaching);\n // TODO null out other refs, including component.$$ (but need to\n // preserve final state?)\n component.$$.on_destroy = component.$$.fragment = null;\n component.$$.ctx = {};\n }\n}\nfunction make_dirty(component, key) {\n if (!component.$$.dirty) {\n dirty_components.push(component);\n schedule_update();\n component.$$.dirty = blank_object();\n }\n component.$$.dirty[key] = true;\n}\nfunction init(component, options, instance, create_fragment, not_equal, prop_names) {\n const parent_component = current_component;\n set_current_component(component);\n const props = options.props || {};\n const $$ = component.$$ = {\n fragment: null,\n ctx: null,\n // state\n props: prop_names,\n update: noop,\n not_equal,\n bound: blank_object(),\n // lifecycle\n on_mount: [],\n on_destroy: [],\n before_update: [],\n after_update: [],\n context: new Map(parent_component ? parent_component.$$.context : []),\n // everything else\n callbacks: blank_object(),\n dirty: null\n };\n let ready = false;\n $$.ctx = instance\n ? instance(component, props, (key, ret, value = ret) => {\n if ($$.ctx && not_equal($$.ctx[key], $$.ctx[key] = value)) {\n if ($$.bound[key])\n $$.bound[key](value);\n if (ready)\n make_dirty(component, key);\n }\n return ret;\n })\n : props;\n $$.update();\n ready = true;\n run_all($$.before_update);\n $$.fragment = create_fragment($$.ctx);\n if (options.target) {\n if (options.hydrate) {\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment.l(children(options.target));\n }\n else {\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment.c();\n }\n if (options.intro)\n transition_in(component.$$.fragment);\n mount_component(component, options.target, options.anchor);\n flush();\n }\n set_current_component(parent_component);\n}\nlet SvelteElement;\nif (typeof HTMLElement !== 'undefined') {\n SvelteElement = class extends HTMLElement {\n constructor() {\n super();\n this.attachShadow({ mode: 'open' });\n }\n connectedCallback() {\n // @ts-ignore todo: improve typings\n for (const key in this.$$.slotted) {\n // @ts-ignore todo: improve typings\n this.appendChild(this.$$.slotted[key]);\n }\n }\n attributeChangedCallback(attr, _oldValue, newValue) {\n this[attr] = newValue;\n }\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n // TODO should this delegate to addEventListener?\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set() {\n // overridden by instance, if it has props\n }\n };\n}\nclass SvelteComponent {\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set() {\n // overridden by instance, if it has props\n }\n}\n\nfunction dispatch_dev(type, detail) {\n document.dispatchEvent(custom_event(type, detail));\n}\nfunction append_dev(target, node) {\n dispatch_dev(\"SvelteDOMInsert\", { target, node });\n append(target, node);\n}\nfunction insert_dev(target, node, anchor) {\n dispatch_dev(\"SvelteDOMInsert\", { target, node, anchor });\n insert(target, node, anchor);\n}\nfunction detach_dev(node) {\n dispatch_dev(\"SvelteDOMRemove\", { node });\n detach(node);\n}\nfunction detach_between_dev(before, after) {\n while (before.nextSibling && before.nextSibling !== after) {\n detach_dev(before.nextSibling);\n }\n}\nfunction detach_before_dev(after) {\n while (after.previousSibling) {\n detach_dev(after.previousSibling);\n }\n}\nfunction detach_after_dev(before) {\n while (before.nextSibling) {\n detach_dev(before.nextSibling);\n }\n}\nfunction listen_dev(node, event, handler, options, has_prevent_default, has_stop_propagation) {\n const modifiers = options === true ? [\"capture\"] : options ? Array.from(Object.keys(options)) : [];\n if (has_prevent_default)\n modifiers.push('preventDefault');\n if (has_stop_propagation)\n modifiers.push('stopPropagation');\n dispatch_dev(\"SvelteDOMAddEventListener\", { node, event, handler, modifiers });\n const dispose = listen(node, event, handler, options);\n return () => {\n dispatch_dev(\"SvelteDOMRemoveEventListener\", { node, event, handler, modifiers });\n dispose();\n };\n}\nfunction attr_dev(node, attribute, value) {\n attr(node, attribute, value);\n if (value == null)\n dispatch_dev(\"SvelteDOMRemoveAttribute\", { node, attribute });\n else\n dispatch_dev(\"SvelteDOMSetAttribute\", { node, attribute, value });\n}\nfunction prop_dev(node, property, value) {\n node[property] = value;\n dispatch_dev(\"SvelteDOMSetProperty\", { node, property, value });\n}\nfunction dataset_dev(node, property, value) {\n node.dataset[property] = value;\n dispatch_dev(\"SvelteDOMSetDataset\", { node, property, value });\n}\nfunction set_data_dev(text, data) {\n data = '' + data;\n if (text.data === data)\n return;\n dispatch_dev(\"SvelteDOMSetData\", { node: text, data });\n text.data = data;\n}\nclass SvelteComponentDev extends SvelteComponent {\n constructor(options) {\n if (!options || (!options.target && !options.$$inline)) {\n throw new Error(`'target' is a required option`);\n }\n super();\n }\n $destroy() {\n super.$destroy();\n this.$destroy = () => {\n console.warn(`Component was already destroyed`); // eslint-disable-line no-console\n };\n }\n}\n\nexport { HtmlTag, SvelteComponent, SvelteComponentDev, SvelteElement, add_attribute, add_classes, add_flush_callback, add_location, add_render_callback, add_resize_listener, add_transform, afterUpdate, append, append_dev, assign, attr, attr_dev, beforeUpdate, bind, binding_callbacks, blank_object, bubble, check_outros, children, claim_element, claim_space, claim_text, clear_loops, component_subscribe, createEventDispatcher, create_animation, create_bidirectional_transition, create_in_transition, create_out_transition, create_slot, create_ssr_component, current_component, custom_event, dataset_dev, debug, destroy_block, destroy_component, destroy_each, detach, detach_after_dev, detach_before_dev, detach_between_dev, detach_dev, dirty_components, dispatch_dev, each, element, element_is, empty, escape, escaped, exclude_internal_props, fix_and_destroy_block, fix_and_outro_and_destroy_block, fix_position, flush, getContext, get_binding_group_value, get_current_component, get_slot_changes, get_slot_context, get_spread_object, get_spread_update, get_store_value, globals, group_outros, handle_promise, identity, init, insert, insert_dev, intros, invalid_attribute_name_character, is_client, is_function, is_promise, listen, listen_dev, loop, measure, missing_component, mount_component, noop, not_equal, now, null_to_empty, object_without_properties, onDestroy, onMount, once, outro_and_destroy_block, prevent_default, prop_dev, raf, run, run_all, safe_not_equal, schedule_update, select_multiple_value, select_option, select_options, select_value, self, setContext, set_attributes, set_current_component, set_custom_element_data, set_data, set_data_dev, set_input_type, set_input_value, set_now, set_raf, set_store_value, set_style, set_svg_attributes, space, spread, stop_propagation, subscribe, svg_element, text, tick, time_ranges_to_array, to_number, toggle_class, transition_in, transition_out, update_keyed_each, validate_component, validate_store, xlink_attr };\n","import { safe_not_equal, noop, run_all, is_function } from '../internal';\nexport { get_store_value as get } from '../internal';\n\nconst subscriber_queue = [];\n/**\n * Creates a `Readable` store that allows reading by subscription.\n * @param value initial value\n * @param {StartStopNotifier}start start and stop notifications for subscriptions\n */\nfunction readable(value, start) {\n return {\n subscribe: writable(value, start).subscribe,\n };\n}\n/**\n * Create a `Writable` store that allows both updating and reading by subscription.\n * @param {*=}value initial value\n * @param {StartStopNotifier=}start start and stop notifications for subscriptions\n */\nfunction writable(value, start = noop) {\n let stop;\n const subscribers = [];\n function set(new_value) {\n if (safe_not_equal(value, new_value)) {\n value = new_value;\n if (stop) { // store is ready\n const run_queue = !subscriber_queue.length;\n for (let i = 0; i < subscribers.length; i += 1) {\n const s = subscribers[i];\n s[1]();\n subscriber_queue.push(s, value);\n }\n if (run_queue) {\n for (let i = 0; i < subscriber_queue.length; i += 2) {\n subscriber_queue[i][0](subscriber_queue[i + 1]);\n }\n subscriber_queue.length = 0;\n }\n }\n }\n }\n function update(fn) {\n set(fn(value));\n }\n function subscribe(run, invalidate = noop) {\n const subscriber = [run, invalidate];\n subscribers.push(subscriber);\n if (subscribers.length === 1) {\n stop = start(set) || noop;\n }\n run(value);\n return () => {\n const index = subscribers.indexOf(subscriber);\n if (index !== -1) {\n subscribers.splice(index, 1);\n }\n if (subscribers.length === 0) {\n stop();\n stop = null;\n }\n };\n }\n return { set, update, subscribe };\n}\n/**\n * Derived value store by synchronizing one or more readable stores and\n * applying an aggregation function over its input values.\n * @param {Stores} stores input stores\n * @param {function(Stores=, function(*)=):*}fn function callback that aggregates the values\n * @param {*=}initial_value when used asynchronously\n */\nfunction derived(stores, fn, initial_value) {\n const single = !Array.isArray(stores);\n const stores_array = single\n ? [stores]\n : stores;\n const auto = fn.length < 2;\n return readable(initial_value, (set) => {\n let inited = false;\n const values = [];\n let pending = 0;\n let cleanup = noop;\n const sync = () => {\n if (pending) {\n return;\n }\n cleanup();\n const result = fn(single ? values[0] : values, set);\n if (auto) {\n set(result);\n }\n else {\n cleanup = is_function(result) ? result : noop;\n }\n };\n const unsubscribers = stores_array.map((store, i) => store.subscribe((value) => {\n values[i] = value;\n pending &= ~(1 << i);\n if (inited) {\n sync();\n }\n }, () => {\n pending |= (1 << i);\n }));\n inited = true;\n sync();\n return function stop() {\n run_all(unsubscribers);\n cleanup();\n };\n });\n}\n\nexport { derived, readable, writable };\n","/**\n * @license\n * Lodash \n * Copyright OpenJS Foundation and other contributors \n * Released under MIT license \n * Based on Underscore.js 1.8.3 \n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n;(function() {\n\n /** Used as a safe reference for `undefined` in pre-ES5 environments. */\n var undefined;\n\n /** Used as the semantic version number. */\n var VERSION = '4.17.15';\n\n /** Used as the size to enable large array optimizations. */\n var LARGE_ARRAY_SIZE = 200;\n\n /** Error message constants. */\n var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',\n FUNC_ERROR_TEXT = 'Expected a function';\n\n /** Used to stand-in for `undefined` hash values. */\n var HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n /** Used as the maximum memoize cache size. */\n var MAX_MEMOIZE_SIZE = 500;\n\n /** Used as the internal argument placeholder. */\n var PLACEHOLDER = '__lodash_placeholder__';\n\n /** Used to compose bitmasks for cloning. */\n var CLONE_DEEP_FLAG = 1,\n CLONE_FLAT_FLAG = 2,\n CLONE_SYMBOLS_FLAG = 4;\n\n /** Used to compose bitmasks for value comparisons. */\n var COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n\n /** Used to compose bitmasks for function metadata. */\n var WRAP_BIND_FLAG = 1,\n WRAP_BIND_KEY_FLAG = 2,\n WRAP_CURRY_BOUND_FLAG = 4,\n WRAP_CURRY_FLAG = 8,\n WRAP_CURRY_RIGHT_FLAG = 16,\n WRAP_PARTIAL_FLAG = 32,\n WRAP_PARTIAL_RIGHT_FLAG = 64,\n WRAP_ARY_FLAG = 128,\n WRAP_REARG_FLAG = 256,\n WRAP_FLIP_FLAG = 512;\n\n /** Used as default options for `_.truncate`. */\n var DEFAULT_TRUNC_LENGTH = 30,\n DEFAULT_TRUNC_OMISSION = '...';\n\n /** Used to detect hot functions by number of calls within a span of milliseconds. */\n var HOT_COUNT = 800,\n HOT_SPAN = 16;\n\n /** Used to indicate the type of lazy iteratees. */\n var LAZY_FILTER_FLAG = 1,\n LAZY_MAP_FLAG = 2,\n LAZY_WHILE_FLAG = 3;\n\n /** Used as references for various `Number` constants. */\n var INFINITY = 1 / 0,\n MAX_SAFE_INTEGER = 9007199254740991,\n MAX_INTEGER = 1.7976931348623157e+308,\n NAN = 0 / 0;\n\n /** Used as references for the maximum length and index of an array. */\n var MAX_ARRAY_LENGTH = 4294967295,\n MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,\n HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;\n\n /** Used to associate wrap methods with their bit flags. */\n var wrapFlags = [\n ['ary', WRAP_ARY_FLAG],\n ['bind', WRAP_BIND_FLAG],\n ['bindKey', WRAP_BIND_KEY_FLAG],\n ['curry', WRAP_CURRY_FLAG],\n ['curryRight', WRAP_CURRY_RIGHT_FLAG],\n ['flip', WRAP_FLIP_FLAG],\n ['partial', WRAP_PARTIAL_FLAG],\n ['partialRight', WRAP_PARTIAL_RIGHT_FLAG],\n ['rearg', WRAP_REARG_FLAG]\n ];\n\n /** `Object#toString` result references. */\n var argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n asyncTag = '[object AsyncFunction]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n domExcTag = '[object DOMException]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n nullTag = '[object Null]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n proxyTag = '[object Proxy]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n undefinedTag = '[object Undefined]',\n weakMapTag = '[object WeakMap]',\n weakSetTag = '[object WeakSet]';\n\n var arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n\n /** Used to match empty string literals in compiled template source. */\n var reEmptyStringLeading = /\\b__p \\+= '';/g,\n reEmptyStringMiddle = /\\b(__p \\+=) '' \\+/g,\n reEmptyStringTrailing = /(__e\\(.*?\\)|\\b__t\\)) \\+\\n'';/g;\n\n /** Used to match HTML entities and HTML characters. */\n var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,\n reUnescapedHtml = /[&<>\"']/g,\n reHasEscapedHtml = RegExp(reEscapedHtml.source),\n reHasUnescapedHtml = RegExp(reUnescapedHtml.source);\n\n /** Used to match template delimiters. */\n var reEscape = /<%-([\\s\\S]+?)%>/g,\n reEvaluate = /<%([\\s\\S]+?)%>/g,\n reInterpolate = /<%=([\\s\\S]+?)%>/g;\n\n /** Used to match property names within property paths. */\n var reIsDeepProp = /\\.|\\[(?:[^[\\]]*|([\"'])(?:(?!\\1)[^\\\\]|\\\\.)*?\\1)\\]/,\n reIsPlainProp = /^\\w*$/,\n rePropName = /[^.[\\]]+|\\[(?:(-?\\d+(?:\\.\\d+)?)|([\"'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2)\\]|(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))/g;\n\n /**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n var reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g,\n reHasRegExpChar = RegExp(reRegExpChar.source);\n\n /** Used to match leading and trailing whitespace. */\n var reTrim = /^\\s+|\\s+$/g,\n reTrimStart = /^\\s+/,\n reTrimEnd = /\\s+$/;\n\n /** Used to match wrap detail comments. */\n var reWrapComment = /\\{(?:\\n\\/\\* \\[wrapped with .+\\] \\*\\/)?\\n?/,\n reWrapDetails = /\\{\\n\\/\\* \\[wrapped with (.+)\\] \\*/,\n reSplitDetails = /,? & /;\n\n /** Used to match words composed of alphanumeric characters. */\n var reAsciiWord = /[^\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\x7f]+/g;\n\n /** Used to match backslashes in property paths. */\n var reEscapeChar = /\\\\(\\\\)?/g;\n\n /**\n * Used to match\n * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).\n */\n var reEsTemplate = /\\$\\{([^\\\\}]*(?:\\\\.[^\\\\}]*)*)\\}/g;\n\n /** Used to match `RegExp` flags from their coerced string values. */\n var reFlags = /\\w*$/;\n\n /** Used to detect bad signed hexadecimal string values. */\n var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n\n /** Used to detect binary string values. */\n var reIsBinary = /^0b[01]+$/i;\n\n /** Used to detect host constructors (Safari). */\n var reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n\n /** Used to detect octal string values. */\n var reIsOctal = /^0o[0-7]+$/i;\n\n /** Used to detect unsigned integer values. */\n var reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n /** Used to match Latin Unicode letters (excluding mathematical operators). */\n var reLatin = /[\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\xff\\u0100-\\u017f]/g;\n\n /** Used to ensure capturing order of template delimiters. */\n var reNoMatch = /($^)/;\n\n /** Used to match unescaped characters in compiled string literals. */\n var reUnescapedString = /['\\n\\r\\u2028\\u2029\\\\]/g;\n\n /** Used to compose unicode character classes. */\n var rsAstralRange = '\\\\ud800-\\\\udfff',\n rsComboMarksRange = '\\\\u0300-\\\\u036f',\n reComboHalfMarksRange = '\\\\ufe20-\\\\ufe2f',\n rsComboSymbolsRange = '\\\\u20d0-\\\\u20ff',\n rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,\n rsDingbatRange = '\\\\u2700-\\\\u27bf',\n rsLowerRange = 'a-z\\\\xdf-\\\\xf6\\\\xf8-\\\\xff',\n rsMathOpRange = '\\\\xac\\\\xb1\\\\xd7\\\\xf7',\n rsNonCharRange = '\\\\x00-\\\\x2f\\\\x3a-\\\\x40\\\\x5b-\\\\x60\\\\x7b-\\\\xbf',\n rsPunctuationRange = '\\\\u2000-\\\\u206f',\n rsSpaceRange = ' \\\\t\\\\x0b\\\\f\\\\xa0\\\\ufeff\\\\n\\\\r\\\\u2028\\\\u2029\\\\u1680\\\\u180e\\\\u2000\\\\u2001\\\\u2002\\\\u2003\\\\u2004\\\\u2005\\\\u2006\\\\u2007\\\\u2008\\\\u2009\\\\u200a\\\\u202f\\\\u205f\\\\u3000',\n rsUpperRange = 'A-Z\\\\xc0-\\\\xd6\\\\xd8-\\\\xde',\n rsVarRange = '\\\\ufe0e\\\\ufe0f',\n rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;\n\n /** Used to compose unicode capture groups. */\n var rsApos = \"['\\u2019]\",\n rsAstral = '[' + rsAstralRange + ']',\n rsBreak = '[' + rsBreakRange + ']',\n rsCombo = '[' + rsComboRange + ']',\n rsDigits = '\\\\d+',\n rsDingbat = '[' + rsDingbatRange + ']',\n rsLower = '[' + rsLowerRange + ']',\n rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',\n rsFitz = '\\\\ud83c[\\\\udffb-\\\\udfff]',\n rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',\n rsNonAstral = '[^' + rsAstralRange + ']',\n rsRegional = '(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}',\n rsSurrPair = '[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]',\n rsUpper = '[' + rsUpperRange + ']',\n rsZWJ = '\\\\u200d';\n\n /** Used to compose unicode regexes. */\n var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',\n rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',\n rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',\n rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',\n reOptMod = rsModifier + '?',\n rsOptVar = '[' + rsVarRange + ']?',\n rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',\n rsOrdLower = '\\\\d*(?:1st|2nd|3rd|(?![123])\\\\dth)(?=\\\\b|[A-Z_])',\n rsOrdUpper = '\\\\d*(?:1ST|2ND|3RD|(?![123])\\\\dTH)(?=\\\\b|[a-z_])',\n rsSeq = rsOptVar + reOptMod + rsOptJoin,\n rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,\n rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';\n\n /** Used to match apostrophes. */\n var reApos = RegExp(rsApos, 'g');\n\n /**\n * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and\n * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).\n */\n var reComboMark = RegExp(rsCombo, 'g');\n\n /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */\n var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');\n\n /** Used to match complex or compound words. */\n var reUnicodeWord = RegExp([\n rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',\n rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')',\n rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower,\n rsUpper + '+' + rsOptContrUpper,\n rsOrdUpper,\n rsOrdLower,\n rsDigits,\n rsEmoji\n ].join('|'), 'g');\n\n /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */\n var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');\n\n /** Used to detect strings that need a more robust regexp to match words. */\n var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;\n\n /** Used to assign default `context` object properties. */\n var contextProps = [\n 'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',\n 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',\n 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',\n 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',\n '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'\n ];\n\n /** Used to make template sourceURLs easier to identify. */\n var templateCounter = -1;\n\n /** Used to identify `toStringTag` values of typed arrays. */\n var typedArrayTags = {};\n typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\n typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\n typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\n typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\n typedArrayTags[uint32Tag] = true;\n typedArrayTags[argsTag] = typedArrayTags[arrayTag] =\n typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\n typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\n typedArrayTags[errorTag] = typedArrayTags[funcTag] =\n typedArrayTags[mapTag] = typedArrayTags[numberTag] =\n typedArrayTags[objectTag] = typedArrayTags[regexpTag] =\n typedArrayTags[setTag] = typedArrayTags[stringTag] =\n typedArrayTags[weakMapTag] = false;\n\n /** Used to identify `toStringTag` values supported by `_.clone`. */\n var cloneableTags = {};\n cloneableTags[argsTag] = cloneableTags[arrayTag] =\n cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =\n cloneableTags[boolTag] = cloneableTags[dateTag] =\n cloneableTags[float32Tag] = cloneableTags[float64Tag] =\n cloneableTags[int8Tag] = cloneableTags[int16Tag] =\n cloneableTags[int32Tag] = cloneableTags[mapTag] =\n cloneableTags[numberTag] = cloneableTags[objectTag] =\n cloneableTags[regexpTag] = cloneableTags[setTag] =\n cloneableTags[stringTag] = cloneableTags[symbolTag] =\n cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =\n cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\n cloneableTags[errorTag] = cloneableTags[funcTag] =\n cloneableTags[weakMapTag] = false;\n\n /** Used to map Latin Unicode letters to basic Latin letters. */\n var deburredLetters = {\n // Latin-1 Supplement block.\n '\\xc0': 'A', '\\xc1': 'A', '\\xc2': 'A', '\\xc3': 'A', '\\xc4': 'A', '\\xc5': 'A',\n '\\xe0': 'a', '\\xe1': 'a', '\\xe2': 'a', '\\xe3': 'a', '\\xe4': 'a', '\\xe5': 'a',\n '\\xc7': 'C', '\\xe7': 'c',\n '\\xd0': 'D', '\\xf0': 'd',\n '\\xc8': 'E', '\\xc9': 'E', '\\xca': 'E', '\\xcb': 'E',\n '\\xe8': 'e', '\\xe9': 'e', '\\xea': 'e', '\\xeb': 'e',\n '\\xcc': 'I', '\\xcd': 'I', '\\xce': 'I', '\\xcf': 'I',\n '\\xec': 'i', '\\xed': 'i', '\\xee': 'i', '\\xef': 'i',\n '\\xd1': 'N', '\\xf1': 'n',\n '\\xd2': 'O', '\\xd3': 'O', '\\xd4': 'O', '\\xd5': 'O', '\\xd6': 'O', '\\xd8': 'O',\n '\\xf2': 'o', '\\xf3': 'o', '\\xf4': 'o', '\\xf5': 'o', '\\xf6': 'o', '\\xf8': 'o',\n '\\xd9': 'U', '\\xda': 'U', '\\xdb': 'U', '\\xdc': 'U',\n '\\xf9': 'u', '\\xfa': 'u', '\\xfb': 'u', '\\xfc': 'u',\n '\\xdd': 'Y', '\\xfd': 'y', '\\xff': 'y',\n '\\xc6': 'Ae', '\\xe6': 'ae',\n '\\xde': 'Th', '\\xfe': 'th',\n '\\xdf': 'ss',\n // Latin Extended-A block.\n '\\u0100': 'A', '\\u0102': 'A', '\\u0104': 'A',\n '\\u0101': 'a', '\\u0103': 'a', '\\u0105': 'a',\n '\\u0106': 'C', '\\u0108': 'C', '\\u010a': 'C', '\\u010c': 'C',\n '\\u0107': 'c', '\\u0109': 'c', '\\u010b': 'c', '\\u010d': 'c',\n '\\u010e': 'D', '\\u0110': 'D', '\\u010f': 'd', '\\u0111': 'd',\n '\\u0112': 'E', '\\u0114': 'E', '\\u0116': 'E', '\\u0118': 'E', '\\u011a': 'E',\n '\\u0113': 'e', '\\u0115': 'e', '\\u0117': 'e', '\\u0119': 'e', '\\u011b': 'e',\n '\\u011c': 'G', '\\u011e': 'G', '\\u0120': 'G', '\\u0122': 'G',\n '\\u011d': 'g', '\\u011f': 'g', '\\u0121': 'g', '\\u0123': 'g',\n '\\u0124': 'H', '\\u0126': 'H', '\\u0125': 'h', '\\u0127': 'h',\n '\\u0128': 'I', '\\u012a': 'I', '\\u012c': 'I', '\\u012e': 'I', '\\u0130': 'I',\n '\\u0129': 'i', '\\u012b': 'i', '\\u012d': 'i', '\\u012f': 'i', '\\u0131': 'i',\n '\\u0134': 'J', '\\u0135': 'j',\n '\\u0136': 'K', '\\u0137': 'k', '\\u0138': 'k',\n '\\u0139': 'L', '\\u013b': 'L', '\\u013d': 'L', '\\u013f': 'L', '\\u0141': 'L',\n '\\u013a': 'l', '\\u013c': 'l', '\\u013e': 'l', '\\u0140': 'l', '\\u0142': 'l',\n '\\u0143': 'N', '\\u0145': 'N', '\\u0147': 'N', '\\u014a': 'N',\n '\\u0144': 'n', '\\u0146': 'n', '\\u0148': 'n', '\\u014b': 'n',\n '\\u014c': 'O', '\\u014e': 'O', '\\u0150': 'O',\n '\\u014d': 'o', '\\u014f': 'o', '\\u0151': 'o',\n '\\u0154': 'R', '\\u0156': 'R', '\\u0158': 'R',\n '\\u0155': 'r', '\\u0157': 'r', '\\u0159': 'r',\n '\\u015a': 'S', '\\u015c': 'S', '\\u015e': 'S', '\\u0160': 'S',\n '\\u015b': 's', '\\u015d': 's', '\\u015f': 's', '\\u0161': 's',\n '\\u0162': 'T', '\\u0164': 'T', '\\u0166': 'T',\n '\\u0163': 't', '\\u0165': 't', '\\u0167': 't',\n '\\u0168': 'U', '\\u016a': 'U', '\\u016c': 'U', '\\u016e': 'U', '\\u0170': 'U', '\\u0172': 'U',\n '\\u0169': 'u', '\\u016b': 'u', '\\u016d': 'u', '\\u016f': 'u', '\\u0171': 'u', '\\u0173': 'u',\n '\\u0174': 'W', '\\u0175': 'w',\n '\\u0176': 'Y', '\\u0177': 'y', '\\u0178': 'Y',\n '\\u0179': 'Z', '\\u017b': 'Z', '\\u017d': 'Z',\n '\\u017a': 'z', '\\u017c': 'z', '\\u017e': 'z',\n '\\u0132': 'IJ', '\\u0133': 'ij',\n '\\u0152': 'Oe', '\\u0153': 'oe',\n '\\u0149': \"'n\", '\\u017f': 's'\n };\n\n /** Used to map characters to HTML entities. */\n var htmlEscapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n };\n\n /** Used to map HTML entities to characters. */\n var htmlUnescapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '"': '\"',\n ''': \"'\"\n };\n\n /** Used to escape characters for inclusion in compiled string literals. */\n var stringEscapes = {\n '\\\\': '\\\\',\n \"'\": \"'\",\n '\\n': 'n',\n '\\r': 'r',\n '\\u2028': 'u2028',\n '\\u2029': 'u2029'\n };\n\n /** Built-in method references without a dependency on `root`. */\n var freeParseFloat = parseFloat,\n freeParseInt = parseInt;\n\n /** Detect free variable `global` from Node.js. */\n var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n /** Detect free variable `self`. */\n var freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n /** Used as a reference to the global object. */\n var root = freeGlobal || freeSelf || Function('return this')();\n\n /** Detect free variable `exports`. */\n var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n /** Detect free variable `module`. */\n var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n /** Detect the popular CommonJS extension `module.exports`. */\n var moduleExports = freeModule && freeModule.exports === freeExports;\n\n /** Detect free variable `process` from Node.js. */\n var freeProcess = moduleExports && freeGlobal.process;\n\n /** Used to access faster Node.js helpers. */\n var nodeUtil = (function() {\n try {\n // Use `util.types` for Node.js 10+.\n var types = freeModule && freeModule.require && freeModule.require('util').types;\n\n if (types) {\n return types;\n }\n\n // Legacy `process.binding('util')` for Node.js < 10.\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n }());\n\n /* Node.js helper references. */\n var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,\n nodeIsDate = nodeUtil && nodeUtil.isDate,\n nodeIsMap = nodeUtil && nodeUtil.isMap,\n nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,\n nodeIsSet = nodeUtil && nodeUtil.isSet,\n nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * A faster alternative to `Function#apply`, this function invokes `func`\n * with the `this` binding of `thisArg` and the arguments of `args`.\n *\n * @private\n * @param {Function} func The function to invoke.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} args The arguments to invoke `func` with.\n * @returns {*} Returns the result of `func`.\n */\n function apply(func, thisArg, args) {\n switch (args.length) {\n case 0: return func.call(thisArg);\n case 1: return func.call(thisArg, args[0]);\n case 2: return func.call(thisArg, args[0], args[1]);\n case 3: return func.call(thisArg, args[0], args[1], args[2]);\n }\n return func.apply(thisArg, args);\n }\n\n /**\n * A specialized version of `baseAggregator` for arrays.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function arrayAggregator(array, setter, iteratee, accumulator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n var value = array[index];\n setter(accumulator, value, iteratee(value), array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.forEachRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEachRight(array, iteratee) {\n var length = array == null ? 0 : array.length;\n\n while (length--) {\n if (iteratee(array[length], length, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.every` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n */\n function arrayEvery(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (!predicate(array[index], index, array)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * A specialized version of `_.filter` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function arrayFilter(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.includes` for arrays without support for\n * specifying an index to search from.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludes(array, value) {\n var length = array == null ? 0 : array.length;\n return !!length && baseIndexOf(array, value, 0) > -1;\n }\n\n /**\n * This function is like `arrayIncludes` except that it accepts a comparator.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludesWith(array, value, comparator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (comparator(value, array[index])) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `_.map` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function arrayMap(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = iteratee(array[index], index, array);\n }\n return result;\n }\n\n /**\n * Appends the elements of `values` to `array`.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to append.\n * @returns {Array} Returns `array`.\n */\n function arrayPush(array, values) {\n var index = -1,\n length = values.length,\n offset = array.length;\n\n while (++index < length) {\n array[offset + index] = values[index];\n }\n return array;\n }\n\n /**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.reduceRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the last element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduceRight(array, iteratee, accumulator, initAccum) {\n var length = array == null ? 0 : array.length;\n if (initAccum && length) {\n accumulator = array[--length];\n }\n while (length--) {\n accumulator = iteratee(accumulator, array[length], length, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.some` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function arraySome(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (predicate(array[index], index, array)) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * Gets the size of an ASCII `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n var asciiSize = baseProperty('length');\n\n /**\n * Converts an ASCII `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function asciiToArray(string) {\n return string.split('');\n }\n\n /**\n * Splits an ASCII `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function asciiWords(string) {\n return string.match(reAsciiWord) || [];\n }\n\n /**\n * The base implementation of methods like `_.findKey` and `_.findLastKey`,\n * without support for iteratee shorthands, which iterates over `collection`\n * using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the found element or its key, else `undefined`.\n */\n function baseFindKey(collection, predicate, eachFunc) {\n var result;\n eachFunc(collection, function(value, key, collection) {\n if (predicate(value, key, collection)) {\n result = key;\n return false;\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.findIndex` and `_.findLastIndex` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {number} fromIndex The index to search from.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseFindIndex(array, predicate, fromIndex, fromRight) {\n var length = array.length,\n index = fromIndex + (fromRight ? 1 : -1);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (predicate(array[index], index, array)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.indexOf` without `fromIndex` bounds checks.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOf(array, value, fromIndex) {\n return value === value\n ? strictIndexOf(array, value, fromIndex)\n : baseFindIndex(array, baseIsNaN, fromIndex);\n }\n\n /**\n * This function is like `baseIndexOf` except that it accepts a comparator.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOfWith(array, value, fromIndex, comparator) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (comparator(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.isNaN` without support for number objects.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n */\n function baseIsNaN(value) {\n return value !== value;\n }\n\n /**\n * The base implementation of `_.mean` and `_.meanBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the mean.\n */\n function baseMean(array, iteratee) {\n var length = array == null ? 0 : array.length;\n return length ? (baseSum(array, iteratee) / length) : NAN;\n }\n\n /**\n * The base implementation of `_.property` without support for deep paths.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function baseProperty(key) {\n return function(object) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.propertyOf` without support for deep paths.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyOf(object) {\n return function(key) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.reduce` and `_.reduceRight`, without support\n * for iteratee shorthands, which iterates over `collection` using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} accumulator The initial value.\n * @param {boolean} initAccum Specify using the first or last element of\n * `collection` as the initial value.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the accumulated value.\n */\n function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {\n eachFunc(collection, function(value, index, collection) {\n accumulator = initAccum\n ? (initAccum = false, value)\n : iteratee(accumulator, value, index, collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.sortBy` which uses `comparer` to define the\n * sort order of `array` and replaces criteria objects with their corresponding\n * values.\n *\n * @private\n * @param {Array} array The array to sort.\n * @param {Function} comparer The function to define sort order.\n * @returns {Array} Returns `array`.\n */\n function baseSortBy(array, comparer) {\n var length = array.length;\n\n array.sort(comparer);\n while (length--) {\n array[length] = array[length].value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.sum` and `_.sumBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the sum.\n */\n function baseSum(array, iteratee) {\n var result,\n index = -1,\n length = array.length;\n\n while (++index < length) {\n var current = iteratee(array[index]);\n if (current !== undefined) {\n result = result === undefined ? current : (result + current);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\n function baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array\n * of key-value pairs for `object` corresponding to the property names of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the key-value pairs.\n */\n function baseToPairs(object, props) {\n return arrayMap(props, function(key) {\n return [key, object[key]];\n });\n }\n\n /**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\n function baseUnary(func) {\n return function(value) {\n return func(value);\n };\n }\n\n /**\n * The base implementation of `_.values` and `_.valuesIn` which creates an\n * array of `object` property values corresponding to the property names\n * of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the array of property values.\n */\n function baseValues(object, props) {\n return arrayMap(props, function(key) {\n return object[key];\n });\n }\n\n /**\n * Checks if a `cache` value for `key` exists.\n *\n * @private\n * @param {Object} cache The cache to query.\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function cacheHas(cache, key) {\n return cache.has(key);\n }\n\n /**\n * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the first unmatched string symbol.\n */\n function charsStartIndex(strSymbols, chrSymbols) {\n var index = -1,\n length = strSymbols.length;\n\n while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the last unmatched string symbol.\n */\n function charsEndIndex(strSymbols, chrSymbols) {\n var index = strSymbols.length;\n\n while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Gets the number of `placeholder` occurrences in `array`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} placeholder The placeholder to search for.\n * @returns {number} Returns the placeholder count.\n */\n function countHolders(array, placeholder) {\n var length = array.length,\n result = 0;\n\n while (length--) {\n if (array[length] === placeholder) {\n ++result;\n }\n }\n return result;\n }\n\n /**\n * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A\n * letters to basic Latin letters.\n *\n * @private\n * @param {string} letter The matched letter to deburr.\n * @returns {string} Returns the deburred letter.\n */\n var deburrLetter = basePropertyOf(deburredLetters);\n\n /**\n * Used by `_.escape` to convert characters to HTML entities.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n var escapeHtmlChar = basePropertyOf(htmlEscapes);\n\n /**\n * Used by `_.template` to escape characters for inclusion in compiled string literals.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n function escapeStringChar(chr) {\n return '\\\\' + stringEscapes[chr];\n }\n\n /**\n * Gets the value at `key` of `object`.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function getValue(object, key) {\n return object == null ? undefined : object[key];\n }\n\n /**\n * Checks if `string` contains Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a symbol is found, else `false`.\n */\n function hasUnicode(string) {\n return reHasUnicode.test(string);\n }\n\n /**\n * Checks if `string` contains a word composed of Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a word is found, else `false`.\n */\n function hasUnicodeWord(string) {\n return reHasUnicodeWord.test(string);\n }\n\n /**\n * Converts `iterator` to an array.\n *\n * @private\n * @param {Object} iterator The iterator to convert.\n * @returns {Array} Returns the converted array.\n */\n function iteratorToArray(iterator) {\n var data,\n result = [];\n\n while (!(data = iterator.next()).done) {\n result.push(data.value);\n }\n return result;\n }\n\n /**\n * Converts `map` to its key-value pairs.\n *\n * @private\n * @param {Object} map The map to convert.\n * @returns {Array} Returns the key-value pairs.\n */\n function mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n\n map.forEach(function(value, key) {\n result[++index] = [key, value];\n });\n return result;\n }\n\n /**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function(arg) {\n return func(transform(arg));\n };\n }\n\n /**\n * Replaces all `placeholder` elements in `array` with an internal placeholder\n * and returns an array of their indexes.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {*} placeholder The placeholder to replace.\n * @returns {Array} Returns the new array of placeholder indexes.\n */\n function replaceHolders(array, placeholder) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value === placeholder || value === PLACEHOLDER) {\n array[index] = PLACEHOLDER;\n result[resIndex++] = index;\n }\n }\n return result;\n }\n\n /**\n * Converts `set` to an array of its values.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the values.\n */\n function setToArray(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = value;\n });\n return result;\n }\n\n /**\n * Converts `set` to its value-value pairs.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the value-value pairs.\n */\n function setToPairs(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = [value, value];\n });\n return result;\n }\n\n /**\n * A specialized version of `_.indexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictIndexOf(array, value, fromIndex) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (array[index] === value) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * A specialized version of `_.lastIndexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictLastIndexOf(array, value, fromIndex) {\n var index = fromIndex + 1;\n while (index--) {\n if (array[index] === value) {\n return index;\n }\n }\n return index;\n }\n\n /**\n * Gets the number of symbols in `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the string size.\n */\n function stringSize(string) {\n return hasUnicode(string)\n ? unicodeSize(string)\n : asciiSize(string);\n }\n\n /**\n * Converts `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function stringToArray(string) {\n return hasUnicode(string)\n ? unicodeToArray(string)\n : asciiToArray(string);\n }\n\n /**\n * Used by `_.unescape` to convert HTML entities to characters.\n *\n * @private\n * @param {string} chr The matched character to unescape.\n * @returns {string} Returns the unescaped character.\n */\n var unescapeHtmlChar = basePropertyOf(htmlUnescapes);\n\n /**\n * Gets the size of a Unicode `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n function unicodeSize(string) {\n var result = reUnicode.lastIndex = 0;\n while (reUnicode.test(string)) {\n ++result;\n }\n return result;\n }\n\n /**\n * Converts a Unicode `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function unicodeToArray(string) {\n return string.match(reUnicode) || [];\n }\n\n /**\n * Splits a Unicode `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function unicodeWords(string) {\n return string.match(reUnicodeWord) || [];\n }\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Create a new pristine `lodash` function using the `context` object.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Util\n * @param {Object} [context=root] The context object.\n * @returns {Function} Returns a new `lodash` function.\n * @example\n *\n * _.mixin({ 'foo': _.constant('foo') });\n *\n * var lodash = _.runInContext();\n * lodash.mixin({ 'bar': lodash.constant('bar') });\n *\n * _.isFunction(_.foo);\n * // => true\n * _.isFunction(_.bar);\n * // => false\n *\n * lodash.isFunction(lodash.foo);\n * // => false\n * lodash.isFunction(lodash.bar);\n * // => true\n *\n * // Create a suped-up `defer` in Node.js.\n * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;\n */\n var runInContext = (function runInContext(context) {\n context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));\n\n /** Built-in constructor references. */\n var Array = context.Array,\n Date = context.Date,\n Error = context.Error,\n Function = context.Function,\n Math = context.Math,\n Object = context.Object,\n RegExp = context.RegExp,\n String = context.String,\n TypeError = context.TypeError;\n\n /** Used for built-in method references. */\n var arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n\n /** Used to detect overreaching core-js shims. */\n var coreJsData = context['__core-js_shared__'];\n\n /** Used to resolve the decompiled source of functions. */\n var funcToString = funcProto.toString;\n\n /** Used to check objects for own properties. */\n var hasOwnProperty = objectProto.hasOwnProperty;\n\n /** Used to generate unique IDs. */\n var idCounter = 0;\n\n /** Used to detect methods masquerading as native. */\n var maskSrcKey = (function() {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? ('Symbol(src)_1.' + uid) : '';\n }());\n\n /**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\n var nativeObjectToString = objectProto.toString;\n\n /** Used to infer the `Object` constructor. */\n var objectCtorString = funcToString.call(Object);\n\n /** Used to restore the original `_` reference in `_.noConflict`. */\n var oldDash = root._;\n\n /** Used to detect if a method is native. */\n var reIsNative = RegExp('^' +\n funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&')\n .replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$'\n );\n\n /** Built-in value references. */\n var Buffer = moduleExports ? context.Buffer : undefined,\n Symbol = context.Symbol,\n Uint8Array = context.Uint8Array,\n allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice,\n spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined,\n symIterator = Symbol ? Symbol.iterator : undefined,\n symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n var defineProperty = (function() {\n try {\n var func = getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n }());\n\n /** Mocked built-ins. */\n var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,\n ctxNow = Date && Date.now !== root.Date.now && Date.now,\n ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;\n\n /* Built-in method references for those with the same name as other `lodash` methods. */\n var nativeCeil = Math.ceil,\n nativeFloor = Math.floor,\n nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeIsFinite = context.isFinite,\n nativeJoin = arrayProto.join,\n nativeKeys = overArg(Object.keys, Object),\n nativeMax = Math.max,\n nativeMin = Math.min,\n nativeNow = Date.now,\n nativeParseInt = context.parseInt,\n nativeRandom = Math.random,\n nativeReverse = arrayProto.reverse;\n\n /* Built-in method references that are verified to be native. */\n var DataView = getNative(context, 'DataView'),\n Map = getNative(context, 'Map'),\n Promise = getNative(context, 'Promise'),\n Set = getNative(context, 'Set'),\n WeakMap = getNative(context, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n\n /** Used to store function metadata. */\n var metaMap = WeakMap && new WeakMap;\n\n /** Used to lookup unminified function names. */\n var realNames = {};\n\n /** Used to detect maps, sets, and weakmaps. */\n var dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n\n /** Used to convert symbols to primitives and strings. */\n var symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined,\n symbolToString = symbolProto ? symbolProto.toString : undefined;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` object which wraps `value` to enable implicit method\n * chain sequences. Methods that operate on and return arrays, collections,\n * and functions can be chained together. Methods that retrieve a single value\n * or may return a primitive value will automatically end the chain sequence\n * and return the unwrapped value. Otherwise, the value must be unwrapped\n * with `_#value`.\n *\n * Explicit chain sequences, which must be unwrapped with `_#value`, may be\n * enabled using `_.chain`.\n *\n * The execution of chained methods is lazy, that is, it's deferred until\n * `_#value` is implicitly or explicitly called.\n *\n * Lazy evaluation allows several methods to support shortcut fusion.\n * Shortcut fusion is an optimization to merge iteratee calls; this avoids\n * the creation of intermediate arrays and can greatly reduce the number of\n * iteratee executions. Sections of a chain sequence qualify for shortcut\n * fusion if the section is applied to an array and iteratees accept only\n * one argument. The heuristic for whether a section qualifies for shortcut\n * fusion is subject to change.\n *\n * Chaining is supported in custom builds as long as the `_#value` method is\n * directly or indirectly included in the build.\n *\n * In addition to lodash methods, wrappers have `Array` and `String` methods.\n *\n * The wrapper `Array` methods are:\n * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`\n *\n * The wrapper `String` methods are:\n * `replace` and `split`\n *\n * The wrapper methods that support shortcut fusion are:\n * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,\n * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,\n * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`\n *\n * The chainable wrapper methods are:\n * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,\n * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,\n * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,\n * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,\n * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,\n * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,\n * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,\n * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,\n * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,\n * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,\n * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,\n * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,\n * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,\n * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,\n * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,\n * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,\n * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,\n * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,\n * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,\n * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,\n * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,\n * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,\n * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,\n * `zipObject`, `zipObjectDeep`, and `zipWith`\n *\n * The wrapper methods that are **not** chainable by default are:\n * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,\n * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,\n * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,\n * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,\n * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,\n * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,\n * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,\n * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,\n * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,\n * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,\n * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,\n * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,\n * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,\n * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,\n * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,\n * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,\n * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,\n * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,\n * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,\n * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,\n * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,\n * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,\n * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,\n * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,\n * `upperFirst`, `value`, and `words`\n *\n * @name _\n * @constructor\n * @category Seq\n * @param {*} value The value to wrap in a `lodash` instance.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2, 3]);\n *\n * // Returns an unwrapped value.\n * wrapped.reduce(_.add);\n * // => 6\n *\n * // Returns a wrapped value.\n * var squares = wrapped.map(square);\n *\n * _.isArray(squares);\n * // => false\n *\n * _.isArray(squares.value());\n * // => true\n */\n function lodash(value) {\n if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {\n if (value instanceof LodashWrapper) {\n return value;\n }\n if (hasOwnProperty.call(value, '__wrapped__')) {\n return wrapperClone(value);\n }\n }\n return new LodashWrapper(value);\n }\n\n /**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} proto The object to inherit from.\n * @returns {Object} Returns the new object.\n */\n var baseCreate = (function() {\n function object() {}\n return function(proto) {\n if (!isObject(proto)) {\n return {};\n }\n if (objectCreate) {\n return objectCreate(proto);\n }\n object.prototype = proto;\n var result = new object;\n object.prototype = undefined;\n return result;\n };\n }());\n\n /**\n * The function whose prototype chain sequence wrappers inherit from.\n *\n * @private\n */\n function baseLodash() {\n // No operation performed.\n }\n\n /**\n * The base constructor for creating `lodash` wrapper objects.\n *\n * @private\n * @param {*} value The value to wrap.\n * @param {boolean} [chainAll] Enable explicit method chain sequences.\n */\n function LodashWrapper(value, chainAll) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__chain__ = !!chainAll;\n this.__index__ = 0;\n this.__values__ = undefined;\n }\n\n /**\n * By default, the template delimiters used by lodash are like those in\n * embedded Ruby (ERB) as well as ES2015 template strings. Change the\n * following template settings to use alternative delimiters.\n *\n * @static\n * @memberOf _\n * @type {Object}\n */\n lodash.templateSettings = {\n\n /**\n * Used to detect `data` property values to be HTML-escaped.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'escape': reEscape,\n\n /**\n * Used to detect code to be evaluated.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'evaluate': reEvaluate,\n\n /**\n * Used to detect `data` property values to inject.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'interpolate': reInterpolate,\n\n /**\n * Used to reference the data object in the template text.\n *\n * @memberOf _.templateSettings\n * @type {string}\n */\n 'variable': '',\n\n /**\n * Used to import variables into the compiled template.\n *\n * @memberOf _.templateSettings\n * @type {Object}\n */\n 'imports': {\n\n /**\n * A reference to the `lodash` function.\n *\n * @memberOf _.templateSettings.imports\n * @type {Function}\n */\n '_': lodash\n }\n };\n\n // Ensure wrappers are instances of `baseLodash`.\n lodash.prototype = baseLodash.prototype;\n lodash.prototype.constructor = lodash;\n\n LodashWrapper.prototype = baseCreate(baseLodash.prototype);\n LodashWrapper.prototype.constructor = LodashWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.\n *\n * @private\n * @constructor\n * @param {*} value The value to wrap.\n */\n function LazyWrapper(value) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__dir__ = 1;\n this.__filtered__ = false;\n this.__iteratees__ = [];\n this.__takeCount__ = MAX_ARRAY_LENGTH;\n this.__views__ = [];\n }\n\n /**\n * Creates a clone of the lazy wrapper object.\n *\n * @private\n * @name clone\n * @memberOf LazyWrapper\n * @returns {Object} Returns the cloned `LazyWrapper` object.\n */\n function lazyClone() {\n var result = new LazyWrapper(this.__wrapped__);\n result.__actions__ = copyArray(this.__actions__);\n result.__dir__ = this.__dir__;\n result.__filtered__ = this.__filtered__;\n result.__iteratees__ = copyArray(this.__iteratees__);\n result.__takeCount__ = this.__takeCount__;\n result.__views__ = copyArray(this.__views__);\n return result;\n }\n\n /**\n * Reverses the direction of lazy iteration.\n *\n * @private\n * @name reverse\n * @memberOf LazyWrapper\n * @returns {Object} Returns the new reversed `LazyWrapper` object.\n */\n function lazyReverse() {\n if (this.__filtered__) {\n var result = new LazyWrapper(this);\n result.__dir__ = -1;\n result.__filtered__ = true;\n } else {\n result = this.clone();\n result.__dir__ *= -1;\n }\n return result;\n }\n\n /**\n * Extracts the unwrapped value from its lazy wrapper.\n *\n * @private\n * @name value\n * @memberOf LazyWrapper\n * @returns {*} Returns the unwrapped value.\n */\n function lazyValue() {\n var array = this.__wrapped__.value(),\n dir = this.__dir__,\n isArr = isArray(array),\n isRight = dir < 0,\n arrLength = isArr ? array.length : 0,\n view = getView(0, arrLength, this.__views__),\n start = view.start,\n end = view.end,\n length = end - start,\n index = isRight ? end : (start - 1),\n iteratees = this.__iteratees__,\n iterLength = iteratees.length,\n resIndex = 0,\n takeCount = nativeMin(length, this.__takeCount__);\n\n if (!isArr || (!isRight && arrLength == length && takeCount == length)) {\n return baseWrapperValue(array, this.__actions__);\n }\n var result = [];\n\n outer:\n while (length-- && resIndex < takeCount) {\n index += dir;\n\n var iterIndex = -1,\n value = array[index];\n\n while (++iterIndex < iterLength) {\n var data = iteratees[iterIndex],\n iteratee = data.iteratee,\n type = data.type,\n computed = iteratee(value);\n\n if (type == LAZY_MAP_FLAG) {\n value = computed;\n } else if (!computed) {\n if (type == LAZY_FILTER_FLAG) {\n continue outer;\n } else {\n break outer;\n }\n }\n }\n result[resIndex++] = value;\n }\n return result;\n }\n\n // Ensure `LazyWrapper` is an instance of `baseLodash`.\n LazyWrapper.prototype = baseCreate(baseLodash.prototype);\n LazyWrapper.prototype.constructor = LazyWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Hash(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n function hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the hash.\n *\n * @private\n * @name delete\n * @memberOf Hash\n * @param {Object} hash The hash to modify.\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function hashDelete(key) {\n var result = this.has(key) && delete this.__data__[key];\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the hash value for `key`.\n *\n * @private\n * @name get\n * @memberOf Hash\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function hashGet(key) {\n var data = this.__data__;\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\n }\n\n /**\n * Checks if a hash value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Hash\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);\n }\n\n /**\n * Sets the hash `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Hash\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the hash instance.\n */\n function hashSet(key, value) {\n var data = this.__data__;\n this.size += this.has(key) ? 0 : 1;\n data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;\n return this;\n }\n\n // Add methods to `Hash`.\n Hash.prototype.clear = hashClear;\n Hash.prototype['delete'] = hashDelete;\n Hash.prototype.get = hashGet;\n Hash.prototype.has = hashHas;\n Hash.prototype.set = hashSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function ListCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n function listCacheClear() {\n this.__data__ = [];\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the list cache.\n *\n * @private\n * @name delete\n * @memberOf ListCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n var lastIndex = data.length - 1;\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n --this.size;\n return true;\n }\n\n /**\n * Gets the list cache value for `key`.\n *\n * @private\n * @name get\n * @memberOf ListCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n return index < 0 ? undefined : data[index][1];\n }\n\n /**\n * Checks if a list cache value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf ListCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\n }\n\n /**\n * Sets the list cache `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf ListCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the list cache instance.\n */\n function listCacheSet(key, value) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n ++this.size;\n data.push([key, value]);\n } else {\n data[index][1] = value;\n }\n return this;\n }\n\n // Add methods to `ListCache`.\n ListCache.prototype.clear = listCacheClear;\n ListCache.prototype['delete'] = listCacheDelete;\n ListCache.prototype.get = listCacheGet;\n ListCache.prototype.has = listCacheHas;\n ListCache.prototype.set = listCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a map cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function MapCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n function mapCacheClear() {\n this.size = 0;\n this.__data__ = {\n 'hash': new Hash,\n 'map': new (Map || ListCache),\n 'string': new Hash\n };\n }\n\n /**\n * Removes `key` and its value from the map.\n *\n * @private\n * @name delete\n * @memberOf MapCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function mapCacheDelete(key) {\n var result = getMapData(this, key)['delete'](key);\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the map value for `key`.\n *\n * @private\n * @name get\n * @memberOf MapCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function mapCacheGet(key) {\n return getMapData(this, key).get(key);\n }\n\n /**\n * Checks if a map value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf MapCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function mapCacheHas(key) {\n return getMapData(this, key).has(key);\n }\n\n /**\n * Sets the map `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf MapCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the map cache instance.\n */\n function mapCacheSet(key, value) {\n var data = getMapData(this, key),\n size = data.size;\n\n data.set(key, value);\n this.size += data.size == size ? 0 : 1;\n return this;\n }\n\n // Add methods to `MapCache`.\n MapCache.prototype.clear = mapCacheClear;\n MapCache.prototype['delete'] = mapCacheDelete;\n MapCache.prototype.get = mapCacheGet;\n MapCache.prototype.has = mapCacheHas;\n MapCache.prototype.set = mapCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n *\n * Creates an array cache object to store unique values.\n *\n * @private\n * @constructor\n * @param {Array} [values] The values to cache.\n */\n function SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n\n this.__data__ = new MapCache;\n while (++index < length) {\n this.add(values[index]);\n }\n }\n\n /**\n * Adds `value` to the array cache.\n *\n * @private\n * @name add\n * @memberOf SetCache\n * @alias push\n * @param {*} value The value to cache.\n * @returns {Object} Returns the cache instance.\n */\n function setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED);\n return this;\n }\n\n /**\n * Checks if `value` is in the array cache.\n *\n * @private\n * @name has\n * @memberOf SetCache\n * @param {*} value The value to search for.\n * @returns {number} Returns `true` if `value` is found, else `false`.\n */\n function setCacheHas(value) {\n return this.__data__.has(value);\n }\n\n // Add methods to `SetCache`.\n SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;\n SetCache.prototype.has = setCacheHas;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a stack cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Stack(entries) {\n var data = this.__data__ = new ListCache(entries);\n this.size = data.size;\n }\n\n /**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n function stackClear() {\n this.__data__ = new ListCache;\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the stack.\n *\n * @private\n * @name delete\n * @memberOf Stack\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function stackDelete(key) {\n var data = this.__data__,\n result = data['delete'](key);\n\n this.size = data.size;\n return result;\n }\n\n /**\n * Gets the stack value for `key`.\n *\n * @private\n * @name get\n * @memberOf Stack\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function stackGet(key) {\n return this.__data__.get(key);\n }\n\n /**\n * Checks if a stack value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Stack\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function stackHas(key) {\n return this.__data__.has(key);\n }\n\n /**\n * Sets the stack `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Stack\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the stack cache instance.\n */\n function stackSet(key, value) {\n var data = this.__data__;\n if (data instanceof ListCache) {\n var pairs = data.__data__;\n if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {\n pairs.push([key, value]);\n this.size = ++data.size;\n return this;\n }\n data = this.__data__ = new MapCache(pairs);\n }\n data.set(key, value);\n this.size = data.size;\n return this;\n }\n\n // Add methods to `Stack`.\n Stack.prototype.clear = stackClear;\n Stack.prototype['delete'] = stackDelete;\n Stack.prototype.get = stackGet;\n Stack.prototype.has = stackHas;\n Stack.prototype.set = stackSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\n function arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) &&\n !(skipIndexes && (\n // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' ||\n // Node.js 0.10 has enumerable non-index properties on buffers.\n (isBuff && (key == 'offset' || key == 'parent')) ||\n // PhantomJS 2 has enumerable non-index properties on typed arrays.\n (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n // Skip index properties.\n isIndex(key, length)\n ))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.sample` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @returns {*} Returns the random element.\n */\n function arraySample(array) {\n var length = array.length;\n return length ? array[baseRandom(0, length - 1)] : undefined;\n }\n\n /**\n * A specialized version of `_.sampleSize` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function arraySampleSize(array, n) {\n return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));\n }\n\n /**\n * A specialized version of `_.shuffle` for arrays.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function arrayShuffle(array) {\n return shuffleSelf(copyArray(array));\n }\n\n /**\n * This function is like `assignValue` except that it doesn't assign\n * `undefined` values.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignMergeValue(object, key, value) {\n if ((value !== undefined && !eq(object[key], value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Assigns `value` to `key` of `object` if the existing value is not equivalent\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignValue(object, key, value) {\n var objValue = object[key];\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Gets the index at which the `key` is found in `array` of key-value pairs.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} key The key to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function assocIndexOf(array, key) {\n var length = array.length;\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n return -1;\n }\n\n /**\n * Aggregates elements of `collection` on `accumulator` with keys transformed\n * by `iteratee` and values set by `setter`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseAggregator(collection, setter, iteratee, accumulator) {\n baseEach(collection, function(value, key, collection) {\n setter(accumulator, value, iteratee(value), collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n }\n\n /**\n * The base implementation of `_.assignIn` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssignIn(object, source) {\n return object && copyObject(source, keysIn(source), object);\n }\n\n /**\n * The base implementation of `assignValue` and `assignMergeValue` without\n * value checks.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function baseAssignValue(object, key, value) {\n if (key == '__proto__' && defineProperty) {\n defineProperty(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n }\n\n /**\n * The base implementation of `_.at` without support for individual paths.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {string[]} paths The property paths to pick.\n * @returns {Array} Returns the picked elements.\n */\n function baseAt(object, paths) {\n var index = -1,\n length = paths.length,\n result = Array(length),\n skip = object == null;\n\n while (++index < length) {\n result[index] = skip ? undefined : get(object, paths[index]);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.clamp` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n */\n function baseClamp(number, lower, upper) {\n if (number === number) {\n if (upper !== undefined) {\n number = number <= upper ? number : upper;\n }\n if (lower !== undefined) {\n number = number >= lower ? number : lower;\n }\n }\n return number;\n }\n\n /**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Deep clone\n * 2 - Flatten inherited properties\n * 4 - Clone symbols\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n function baseClone(value, bitmask, customizer, key, object, stack) {\n var result,\n isDeep = bitmask & CLONE_DEEP_FLAG,\n isFlat = bitmask & CLONE_FLAT_FLAG,\n isFull = bitmask & CLONE_SYMBOLS_FLAG;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n if (result !== undefined) {\n return result;\n }\n if (!isObject(value)) {\n return value;\n }\n var isArr = isArray(value);\n if (isArr) {\n result = initCloneArray(value);\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n if (tag == objectTag || tag == argsTag || (isFunc && !object)) {\n result = (isFlat || isFunc) ? {} : initCloneObject(value);\n if (!isDeep) {\n return isFlat\n ? copySymbolsIn(value, baseAssignIn(result, value))\n : copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n result = initCloneByTag(value, tag, isDeep);\n }\n }\n // Check for circular references and return its corresponding clone.\n stack || (stack = new Stack);\n var stacked = stack.get(value);\n if (stacked) {\n return stacked;\n }\n stack.set(value, result);\n\n if (isSet(value)) {\n value.forEach(function(subValue) {\n result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));\n });\n } else if (isMap(value)) {\n value.forEach(function(subValue, key) {\n result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n }\n\n var keysFunc = isFull\n ? (isFlat ? getAllKeysIn : getAllKeys)\n : (isFlat ? keysIn : keys);\n\n var props = isArr ? undefined : keysFunc(value);\n arrayEach(props || value, function(subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n }\n // Recursively populate clone (susceptible to call stack limits).\n assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n return result;\n }\n\n /**\n * The base implementation of `_.conforms` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n */\n function baseConforms(source) {\n var props = keys(source);\n return function(object) {\n return baseConformsTo(object, source, props);\n };\n }\n\n /**\n * The base implementation of `_.conformsTo` which accepts `props` to check.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n */\n function baseConformsTo(object, source, props) {\n var length = props.length;\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (length--) {\n var key = props[length],\n predicate = source[key],\n value = object[key];\n\n if ((value === undefined && !(key in object)) || !predicate(value)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.delay` and `_.defer` which accepts `args`\n * to provide to `func`.\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {Array} args The arguments to provide to `func`.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n function baseDelay(func, wait, args) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return setTimeout(function() { func.apply(undefined, args); }, wait);\n }\n\n /**\n * The base implementation of methods like `_.difference` without support\n * for excluding multiple arrays or iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Array} values The values to exclude.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n */\n function baseDifference(array, values, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n isCommon = true,\n length = array.length,\n result = [],\n valuesLength = values.length;\n\n if (!length) {\n return result;\n }\n if (iteratee) {\n values = arrayMap(values, baseUnary(iteratee));\n }\n if (comparator) {\n includes = arrayIncludesWith;\n isCommon = false;\n }\n else if (values.length >= LARGE_ARRAY_SIZE) {\n includes = cacheHas;\n isCommon = false;\n values = new SetCache(values);\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee == null ? value : iteratee(value);\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var valuesIndex = valuesLength;\n while (valuesIndex--) {\n if (values[valuesIndex] === computed) {\n continue outer;\n }\n }\n result.push(value);\n }\n else if (!includes(values, computed, comparator)) {\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.forEach` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEach = createBaseEach(baseForOwn);\n\n /**\n * The base implementation of `_.forEachRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEachRight = createBaseEach(baseForOwnRight, true);\n\n /**\n * The base implementation of `_.every` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`\n */\n function baseEvery(collection, predicate) {\n var result = true;\n baseEach(collection, function(value, index, collection) {\n result = !!predicate(value, index, collection);\n return result;\n });\n return result;\n }\n\n /**\n * The base implementation of methods like `_.max` and `_.min` which accepts a\n * `comparator` to determine the extremum value.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The iteratee invoked per iteration.\n * @param {Function} comparator The comparator used to compare values.\n * @returns {*} Returns the extremum value.\n */\n function baseExtremum(array, iteratee, comparator) {\n var index = -1,\n length = array.length;\n\n while (++index < length) {\n var value = array[index],\n current = iteratee(value);\n\n if (current != null && (computed === undefined\n ? (current === current && !isSymbol(current))\n : comparator(current, computed)\n )) {\n var computed = current,\n result = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.fill` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n */\n function baseFill(array, value, start, end) {\n var length = array.length;\n\n start = toInteger(start);\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = (end === undefined || end > length) ? length : toInteger(end);\n if (end < 0) {\n end += length;\n }\n end = start > end ? 0 : toLength(end);\n while (start < end) {\n array[start++] = value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.filter` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function baseFilter(collection, predicate) {\n var result = [];\n baseEach(collection, function(value, index, collection) {\n if (predicate(value, index, collection)) {\n result.push(value);\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.flatten` with support for restricting flattening.\n *\n * @private\n * @param {Array} array The array to flatten.\n * @param {number} depth The maximum recursion depth.\n * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.\n * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.\n * @param {Array} [result=[]] The initial result value.\n * @returns {Array} Returns the new flattened array.\n */\n function baseFlatten(array, depth, predicate, isStrict, result) {\n var index = -1,\n length = array.length;\n\n predicate || (predicate = isFlattenable);\n result || (result = []);\n\n while (++index < length) {\n var value = array[index];\n if (depth > 0 && predicate(value)) {\n if (depth > 1) {\n // Recursively flatten arrays (susceptible to call stack limits).\n baseFlatten(value, depth - 1, predicate, isStrict, result);\n } else {\n arrayPush(result, value);\n }\n } else if (!isStrict) {\n result[result.length] = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseFor = createBaseFor();\n\n /**\n * This function is like `baseFor` except that it iterates over properties\n * in the opposite order.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseForRight = createBaseFor(true);\n\n /**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwn(object, iteratee) {\n return object && baseFor(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.forOwnRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwnRight(object, iteratee) {\n return object && baseForRight(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.functions` which creates an array of\n * `object` function property names filtered from `props`.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Array} props The property names to filter.\n * @returns {Array} Returns the function names.\n */\n function baseFunctions(object, props) {\n return arrayFilter(props, function(key) {\n return isFunction(object[key]);\n });\n }\n\n /**\n * The base implementation of `_.get` without support for default values.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @returns {*} Returns the resolved value.\n */\n function baseGet(object, path) {\n path = castPath(path, object);\n\n var index = 0,\n length = path.length;\n\n while (object != null && index < length) {\n object = object[toKey(path[index++])];\n }\n return (index && index == length) ? object : undefined;\n }\n\n /**\n * The base implementation of `getAllKeys` and `getAllKeysIn` which uses\n * `keysFunc` and `symbolsFunc` to get the enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @param {Function} symbolsFunc The function to get the symbols of `object`.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\n }\n\n /**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n function baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n return (symToStringTag && symToStringTag in Object(value))\n ? getRawTag(value)\n : objectToString(value);\n }\n\n /**\n * The base implementation of `_.gt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n */\n function baseGt(value, other) {\n return value > other;\n }\n\n /**\n * The base implementation of `_.has` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHas(object, key) {\n return object != null && hasOwnProperty.call(object, key);\n }\n\n /**\n * The base implementation of `_.hasIn` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHasIn(object, key) {\n return object != null && key in Object(object);\n }\n\n /**\n * The base implementation of `_.inRange` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to check.\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n */\n function baseInRange(number, start, end) {\n return number >= nativeMin(start, end) && number < nativeMax(start, end);\n }\n\n /**\n * The base implementation of methods like `_.intersection`, without support\n * for iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of shared values.\n */\n function baseIntersection(arrays, iteratee, comparator) {\n var includes = comparator ? arrayIncludesWith : arrayIncludes,\n length = arrays[0].length,\n othLength = arrays.length,\n othIndex = othLength,\n caches = Array(othLength),\n maxLength = Infinity,\n result = [];\n\n while (othIndex--) {\n var array = arrays[othIndex];\n if (othIndex && iteratee) {\n array = arrayMap(array, baseUnary(iteratee));\n }\n maxLength = nativeMin(array.length, maxLength);\n caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120))\n ? new SetCache(othIndex && array)\n : undefined;\n }\n array = arrays[0];\n\n var index = -1,\n seen = caches[0];\n\n outer:\n while (++index < length && result.length < maxLength) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (!(seen\n ? cacheHas(seen, computed)\n : includes(result, computed, comparator)\n )) {\n othIndex = othLength;\n while (--othIndex) {\n var cache = caches[othIndex];\n if (!(cache\n ? cacheHas(cache, computed)\n : includes(arrays[othIndex], computed, comparator))\n ) {\n continue outer;\n }\n }\n if (seen) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.invert` and `_.invertBy` which inverts\n * `object` with values transformed by `iteratee` and set by `setter`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform values.\n * @param {Object} accumulator The initial inverted object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseInverter(object, setter, iteratee, accumulator) {\n baseForOwn(object, function(value, key, object) {\n setter(accumulator, iteratee(value), key, object);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.invoke` without support for individual\n * method arguments.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {Array} args The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n */\n function baseInvoke(object, path, args) {\n path = castPath(path, object);\n object = parent(object, path);\n var func = object == null ? object : object[toKey(last(path))];\n return func == null ? undefined : apply(func, object, args);\n }\n\n /**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\n function baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n }\n\n /**\n * The base implementation of `_.isArrayBuffer` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n */\n function baseIsArrayBuffer(value) {\n return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;\n }\n\n /**\n * The base implementation of `_.isDate` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n */\n function baseIsDate(value) {\n return isObjectLike(value) && baseGetTag(value) == dateTag;\n }\n\n /**\n * The base implementation of `_.isEqual` which supports partial comparisons\n * and tracks traversed objects.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Unordered comparison\n * 2 - Partial comparison\n * @param {Function} [customizer] The function to customize comparisons.\n * @param {Object} [stack] Tracks traversed `value` and `other` objects.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n */\n function baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {\n return value !== value && other !== other;\n }\n return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\n }\n\n /**\n * A specialized version of `baseIsEqual` for arrays and objects which performs\n * deep comparisons and tracks traversed objects enabling objects with circular\n * references to be compared.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} [stack] Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray(object),\n othIsArr = isArray(other),\n objTag = objIsArr ? arrayTag : getTag(object),\n othTag = othIsArr ? arrayTag : getTag(other);\n\n objTag = objTag == argsTag ? objectTag : objTag;\n othTag = othTag == argsTag ? objectTag : othTag;\n\n var objIsObj = objTag == objectTag,\n othIsObj = othTag == objectTag,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer(object)) {\n if (!isBuffer(other)) {\n return false;\n }\n objIsArr = true;\n objIsObj = false;\n }\n if (isSameTag && !objIsObj) {\n stack || (stack = new Stack);\n return (objIsArr || isTypedArray(object))\n ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)\n : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n if (!(bitmask & COMPARE_PARTIAL_FLAG)) {\n var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n\n stack || (stack = new Stack);\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n if (!isSameTag) {\n return false;\n }\n stack || (stack = new Stack);\n return equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n }\n\n /**\n * The base implementation of `_.isMap` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n */\n function baseIsMap(value) {\n return isObjectLike(value) && getTag(value) == mapTag;\n }\n\n /**\n * The base implementation of `_.isMatch` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Array} matchData The property names, values, and compare flags to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n */\n function baseIsMatch(object, source, matchData, customizer) {\n var index = matchData.length,\n length = index,\n noCustomizer = !customizer;\n\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (index--) {\n var data = matchData[index];\n if ((noCustomizer && data[2])\n ? data[1] !== object[data[0]]\n : !(data[0] in object)\n ) {\n return false;\n }\n }\n while (++index < length) {\n data = matchData[index];\n var key = data[0],\n objValue = object[key],\n srcValue = data[1];\n\n if (noCustomizer && data[2]) {\n if (objValue === undefined && !(key in object)) {\n return false;\n }\n } else {\n var stack = new Stack;\n if (customizer) {\n var result = customizer(objValue, srcValue, key, object, source, stack);\n }\n if (!(result === undefined\n ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack)\n : result\n )) {\n return false;\n }\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.isNative` without bad shim checks.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n */\n function baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\n }\n\n /**\n * The base implementation of `_.isRegExp` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n */\n function baseIsRegExp(value) {\n return isObjectLike(value) && baseGetTag(value) == regexpTag;\n }\n\n /**\n * The base implementation of `_.isSet` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n */\n function baseIsSet(value) {\n return isObjectLike(value) && getTag(value) == setTag;\n }\n\n /**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\n function baseIsTypedArray(value) {\n return isObjectLike(value) &&\n isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n }\n\n /**\n * The base implementation of `_.iteratee`.\n *\n * @private\n * @param {*} [value=_.identity] The value to convert to an iteratee.\n * @returns {Function} Returns the iteratee.\n */\n function baseIteratee(value) {\n // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.\n // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.\n if (typeof value == 'function') {\n return value;\n }\n if (value == null) {\n return identity;\n }\n if (typeof value == 'object') {\n return isArray(value)\n ? baseMatchesProperty(value[0], value[1])\n : baseMatches(value);\n }\n return property(value);\n }\n\n /**\n * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeysIn(object) {\n if (!isObject(object)) {\n return nativeKeysIn(object);\n }\n var isProto = isPrototype(object),\n result = [];\n\n for (var key in object) {\n if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.lt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n */\n function baseLt(value, other) {\n return value < other;\n }\n\n /**\n * The base implementation of `_.map` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function baseMap(collection, iteratee) {\n var index = -1,\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value, key, collection) {\n result[++index] = iteratee(value, key, collection);\n });\n return result;\n }\n\n /**\n * The base implementation of `_.matches` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatches(source) {\n var matchData = getMatchData(source);\n if (matchData.length == 1 && matchData[0][2]) {\n return matchesStrictComparable(matchData[0][0], matchData[0][1]);\n }\n return function(object) {\n return object === source || baseIsMatch(object, source, matchData);\n };\n }\n\n /**\n * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.\n *\n * @private\n * @param {string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatchesProperty(path, srcValue) {\n if (isKey(path) && isStrictComparable(srcValue)) {\n return matchesStrictComparable(toKey(path), srcValue);\n }\n return function(object) {\n var objValue = get(object, path);\n return (objValue === undefined && objValue === srcValue)\n ? hasIn(object, path)\n : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);\n };\n }\n\n /**\n * The base implementation of `_.merge` without support for multiple sources.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} [customizer] The function to customize merged values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMerge(object, source, srcIndex, customizer, stack) {\n if (object === source) {\n return;\n }\n baseFor(source, function(srcValue, key) {\n stack || (stack = new Stack);\n if (isObject(srcValue)) {\n baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n }\n else {\n var newValue = customizer\n ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)\n : undefined;\n\n if (newValue === undefined) {\n newValue = srcValue;\n }\n assignMergeValue(object, key, newValue);\n }\n }, keysIn);\n }\n\n /**\n * A specialized version of `baseMerge` for arrays and objects which performs\n * deep merges and tracks traversed objects enabling objects with circular\n * references to be merged.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {string} key The key of the value to merge.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} mergeFunc The function to merge values.\n * @param {Function} [customizer] The function to customize assigned values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {\n var objValue = safeGet(object, key),\n srcValue = safeGet(source, key),\n stacked = stack.get(srcValue);\n\n if (stacked) {\n assignMergeValue(object, key, stacked);\n return;\n }\n var newValue = customizer\n ? customizer(objValue, srcValue, (key + ''), object, source, stack)\n : undefined;\n\n var isCommon = newValue === undefined;\n\n if (isCommon) {\n var isArr = isArray(srcValue),\n isBuff = !isArr && isBuffer(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n\n newValue = srcValue;\n if (isArr || isBuff || isTyped) {\n if (isArray(objValue)) {\n newValue = objValue;\n }\n else if (isArrayLikeObject(objValue)) {\n newValue = copyArray(objValue);\n }\n else if (isBuff) {\n isCommon = false;\n newValue = cloneBuffer(srcValue, true);\n }\n else if (isTyped) {\n isCommon = false;\n newValue = cloneTypedArray(srcValue, true);\n }\n else {\n newValue = [];\n }\n }\n else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n newValue = objValue;\n if (isArguments(objValue)) {\n newValue = toPlainObject(objValue);\n }\n else if (!isObject(objValue) || isFunction(objValue)) {\n newValue = initCloneObject(srcValue);\n }\n }\n else {\n isCommon = false;\n }\n }\n if (isCommon) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, newValue);\n mergeFunc(newValue, srcValue, srcIndex, customizer, stack);\n stack['delete'](srcValue);\n }\n assignMergeValue(object, key, newValue);\n }\n\n /**\n * The base implementation of `_.nth` which doesn't coerce arguments.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {number} n The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n */\n function baseNth(array, n) {\n var length = array.length;\n if (!length) {\n return;\n }\n n += n < 0 ? length : 0;\n return isIndex(n, length) ? array[n] : undefined;\n }\n\n /**\n * The base implementation of `_.orderBy` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.\n * @param {string[]} orders The sort orders of `iteratees`.\n * @returns {Array} Returns the new sorted array.\n */\n function baseOrderBy(collection, iteratees, orders) {\n var index = -1;\n iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(getIteratee()));\n\n var result = baseMap(collection, function(value, key, collection) {\n var criteria = arrayMap(iteratees, function(iteratee) {\n return iteratee(value);\n });\n return { 'criteria': criteria, 'index': ++index, 'value': value };\n });\n\n return baseSortBy(result, function(object, other) {\n return compareMultiple(object, other, orders);\n });\n }\n\n /**\n * The base implementation of `_.pick` without support for individual\n * property identifiers.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @returns {Object} Returns the new object.\n */\n function basePick(object, paths) {\n return basePickBy(object, paths, function(value, path) {\n return hasIn(object, path);\n });\n }\n\n /**\n * The base implementation of `_.pickBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @param {Function} predicate The function invoked per property.\n * @returns {Object} Returns the new object.\n */\n function basePickBy(object, paths, predicate) {\n var index = -1,\n length = paths.length,\n result = {};\n\n while (++index < length) {\n var path = paths[index],\n value = baseGet(object, path);\n\n if (predicate(value, path)) {\n baseSet(result, castPath(path, object), value);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `baseProperty` which supports deep paths.\n *\n * @private\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyDeep(path) {\n return function(object) {\n return baseGet(object, path);\n };\n }\n\n /**\n * The base implementation of `_.pullAllBy` without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n */\n function basePullAll(array, values, iteratee, comparator) {\n var indexOf = comparator ? baseIndexOfWith : baseIndexOf,\n index = -1,\n length = values.length,\n seen = array;\n\n if (array === values) {\n values = copyArray(values);\n }\n if (iteratee) {\n seen = arrayMap(array, baseUnary(iteratee));\n }\n while (++index < length) {\n var fromIndex = 0,\n value = values[index],\n computed = iteratee ? iteratee(value) : value;\n\n while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {\n if (seen !== array) {\n splice.call(seen, fromIndex, 1);\n }\n splice.call(array, fromIndex, 1);\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.pullAt` without support for individual\n * indexes or capturing the removed elements.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {number[]} indexes The indexes of elements to remove.\n * @returns {Array} Returns `array`.\n */\n function basePullAt(array, indexes) {\n var length = array ? indexes.length : 0,\n lastIndex = length - 1;\n\n while (length--) {\n var index = indexes[length];\n if (length == lastIndex || index !== previous) {\n var previous = index;\n if (isIndex(index)) {\n splice.call(array, index, 1);\n } else {\n baseUnset(array, index);\n }\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.random` without support for returning\n * floating-point numbers.\n *\n * @private\n * @param {number} lower The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the random number.\n */\n function baseRandom(lower, upper) {\n return lower + nativeFloor(nativeRandom() * (upper - lower + 1));\n }\n\n /**\n * The base implementation of `_.range` and `_.rangeRight` which doesn't\n * coerce arguments.\n *\n * @private\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @param {number} step The value to increment or decrement by.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the range of numbers.\n */\n function baseRange(start, end, step, fromRight) {\n var index = -1,\n length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),\n result = Array(length);\n\n while (length--) {\n result[fromRight ? length : ++index] = start;\n start += step;\n }\n return result;\n }\n\n /**\n * The base implementation of `_.repeat` which doesn't coerce arguments.\n *\n * @private\n * @param {string} string The string to repeat.\n * @param {number} n The number of times to repeat the string.\n * @returns {string} Returns the repeated string.\n */\n function baseRepeat(string, n) {\n var result = '';\n if (!string || n < 1 || n > MAX_SAFE_INTEGER) {\n return result;\n }\n // Leverage the exponentiation by squaring algorithm for a faster repeat.\n // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.\n do {\n if (n % 2) {\n result += string;\n }\n n = nativeFloor(n / 2);\n if (n) {\n string += string;\n }\n } while (n);\n\n return result;\n }\n\n /**\n * The base implementation of `_.rest` which doesn't validate or coerce arguments.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n */\n function baseRest(func, start) {\n return setToString(overRest(func, start, identity), func + '');\n }\n\n /**\n * The base implementation of `_.sample`.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n */\n function baseSample(collection) {\n return arraySample(values(collection));\n }\n\n /**\n * The base implementation of `_.sampleSize` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function baseSampleSize(collection, n) {\n var array = values(collection);\n return shuffleSelf(array, baseClamp(n, 0, array.length));\n }\n\n /**\n * The base implementation of `_.set`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseSet(object, path, value, customizer) {\n if (!isObject(object)) {\n return object;\n }\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n nested = object;\n\n while (nested != null && ++index < length) {\n var key = toKey(path[index]),\n newValue = value;\n\n if (index != lastIndex) {\n var objValue = nested[key];\n newValue = customizer ? customizer(objValue, key, nested) : undefined;\n if (newValue === undefined) {\n newValue = isObject(objValue)\n ? objValue\n : (isIndex(path[index + 1]) ? [] : {});\n }\n }\n assignValue(nested, key, newValue);\n nested = nested[key];\n }\n return object;\n }\n\n /**\n * The base implementation of `setData` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var baseSetData = !metaMap ? identity : function(func, data) {\n metaMap.set(func, data);\n return func;\n };\n\n /**\n * The base implementation of `setToString` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var baseSetToString = !defineProperty ? identity : function(func, string) {\n return defineProperty(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant(string),\n 'writable': true\n });\n };\n\n /**\n * The base implementation of `_.shuffle`.\n *\n * @private\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function baseShuffle(collection) {\n return shuffleSelf(values(collection));\n }\n\n /**\n * The base implementation of `_.slice` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseSlice(array, start, end) {\n var index = -1,\n length = array.length;\n\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = end > length ? length : end;\n if (end < 0) {\n end += length;\n }\n length = start > end ? 0 : ((end - start) >>> 0);\n start >>>= 0;\n\n var result = Array(length);\n while (++index < length) {\n result[index] = array[index + start];\n }\n return result;\n }\n\n /**\n * The base implementation of `_.some` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function baseSome(collection, predicate) {\n var result;\n\n baseEach(collection, function(value, index, collection) {\n result = predicate(value, index, collection);\n return !result;\n });\n return !!result;\n }\n\n /**\n * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which\n * performs a binary search of `array` to determine the index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndex(array, value, retHighest) {\n var low = 0,\n high = array == null ? low : array.length;\n\n if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {\n while (low < high) {\n var mid = (low + high) >>> 1,\n computed = array[mid];\n\n if (computed !== null && !isSymbol(computed) &&\n (retHighest ? (computed <= value) : (computed < value))) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return high;\n }\n return baseSortedIndexBy(array, value, identity, retHighest);\n }\n\n /**\n * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`\n * which invokes `iteratee` for `value` and each element of `array` to compute\n * their sort ranking. The iteratee is invoked with one argument; (value).\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} iteratee The iteratee invoked per element.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndexBy(array, value, iteratee, retHighest) {\n value = iteratee(value);\n\n var low = 0,\n high = array == null ? 0 : array.length,\n valIsNaN = value !== value,\n valIsNull = value === null,\n valIsSymbol = isSymbol(value),\n valIsUndefined = value === undefined;\n\n while (low < high) {\n var mid = nativeFloor((low + high) / 2),\n computed = iteratee(array[mid]),\n othIsDefined = computed !== undefined,\n othIsNull = computed === null,\n othIsReflexive = computed === computed,\n othIsSymbol = isSymbol(computed);\n\n if (valIsNaN) {\n var setLow = retHighest || othIsReflexive;\n } else if (valIsUndefined) {\n setLow = othIsReflexive && (retHighest || othIsDefined);\n } else if (valIsNull) {\n setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);\n } else if (valIsSymbol) {\n setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);\n } else if (othIsNull || othIsSymbol) {\n setLow = false;\n } else {\n setLow = retHighest ? (computed <= value) : (computed < value);\n }\n if (setLow) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return nativeMin(high, MAX_ARRAY_INDEX);\n }\n\n /**\n * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseSortedUniq(array, iteratee) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n if (!index || !eq(computed, seen)) {\n var seen = computed;\n result[resIndex++] = value === 0 ? 0 : value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toNumber` which doesn't ensure correct\n * conversions of binary, hexadecimal, or octal string values.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n */\n function baseToNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n return +value;\n }\n\n /**\n * The base implementation of `_.toString` which doesn't convert nullish\n * values to empty strings.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {string} Returns the string.\n */\n function baseToString(value) {\n // Exit early for strings to avoid a performance hit in some environments.\n if (typeof value == 'string') {\n return value;\n }\n if (isArray(value)) {\n // Recursively convert values (susceptible to call stack limits).\n return arrayMap(value, baseToString) + '';\n }\n if (isSymbol(value)) {\n return symbolToString ? symbolToString.call(value) : '';\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * The base implementation of `_.uniqBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseUniq(array, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n length = array.length,\n isCommon = true,\n result = [],\n seen = result;\n\n if (comparator) {\n isCommon = false;\n includes = arrayIncludesWith;\n }\n else if (length >= LARGE_ARRAY_SIZE) {\n var set = iteratee ? null : createSet(array);\n if (set) {\n return setToArray(set);\n }\n isCommon = false;\n includes = cacheHas;\n seen = new SetCache;\n }\n else {\n seen = iteratee ? [] : result;\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var seenIndex = seen.length;\n while (seenIndex--) {\n if (seen[seenIndex] === computed) {\n continue outer;\n }\n }\n if (iteratee) {\n seen.push(computed);\n }\n result.push(value);\n }\n else if (!includes(seen, computed, comparator)) {\n if (seen !== result) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.unset`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The property path to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n */\n function baseUnset(object, path) {\n path = castPath(path, object);\n object = parent(object, path);\n return object == null || delete object[toKey(last(path))];\n }\n\n /**\n * The base implementation of `_.update`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to update.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseUpdate(object, path, updater, customizer) {\n return baseSet(object, path, updater(baseGet(object, path)), customizer);\n }\n\n /**\n * The base implementation of methods like `_.dropWhile` and `_.takeWhile`\n * without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {Function} predicate The function invoked per iteration.\n * @param {boolean} [isDrop] Specify dropping elements instead of taking them.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseWhile(array, predicate, isDrop, fromRight) {\n var length = array.length,\n index = fromRight ? length : -1;\n\n while ((fromRight ? index-- : ++index < length) &&\n predicate(array[index], index, array)) {}\n\n return isDrop\n ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length))\n : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index));\n }\n\n /**\n * The base implementation of `wrapperValue` which returns the result of\n * performing a sequence of actions on the unwrapped `value`, where each\n * successive action is supplied the return value of the previous.\n *\n * @private\n * @param {*} value The unwrapped value.\n * @param {Array} actions Actions to perform to resolve the unwrapped value.\n * @returns {*} Returns the resolved value.\n */\n function baseWrapperValue(value, actions) {\n var result = value;\n if (result instanceof LazyWrapper) {\n result = result.value();\n }\n return arrayReduce(actions, function(result, action) {\n return action.func.apply(action.thisArg, arrayPush([result], action.args));\n }, result);\n }\n\n /**\n * The base implementation of methods like `_.xor`, without support for\n * iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of values.\n */\n function baseXor(arrays, iteratee, comparator) {\n var length = arrays.length;\n if (length < 2) {\n return length ? baseUniq(arrays[0]) : [];\n }\n var index = -1,\n result = Array(length);\n\n while (++index < length) {\n var array = arrays[index],\n othIndex = -1;\n\n while (++othIndex < length) {\n if (othIndex != index) {\n result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);\n }\n }\n }\n return baseUniq(baseFlatten(result, 1), iteratee, comparator);\n }\n\n /**\n * This base implementation of `_.zipObject` which assigns values using `assignFunc`.\n *\n * @private\n * @param {Array} props The property identifiers.\n * @param {Array} values The property values.\n * @param {Function} assignFunc The function to assign values.\n * @returns {Object} Returns the new object.\n */\n function baseZipObject(props, values, assignFunc) {\n var index = -1,\n length = props.length,\n valsLength = values.length,\n result = {};\n\n while (++index < length) {\n var value = index < valsLength ? values[index] : undefined;\n assignFunc(result, props[index], value);\n }\n return result;\n }\n\n /**\n * Casts `value` to an empty array if it's not an array like object.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Array|Object} Returns the cast array-like object.\n */\n function castArrayLikeObject(value) {\n return isArrayLikeObject(value) ? value : [];\n }\n\n /**\n * Casts `value` to `identity` if it's not a function.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Function} Returns cast function.\n */\n function castFunction(value) {\n return typeof value == 'function' ? value : identity;\n }\n\n /**\n * Casts `value` to a path array if it's not one.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {Object} [object] The object to query keys on.\n * @returns {Array} Returns the cast property path array.\n */\n function castPath(value, object) {\n if (isArray(value)) {\n return value;\n }\n return isKey(value, object) ? [value] : stringToPath(toString(value));\n }\n\n /**\n * A `baseRest` alias which can be replaced with `identity` by module\n * replacement plugins.\n *\n * @private\n * @type {Function}\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n var castRest = baseRest;\n\n /**\n * Casts `array` to a slice if it's needed.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {number} start The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the cast slice.\n */\n function castSlice(array, start, end) {\n var length = array.length;\n end = end === undefined ? length : end;\n return (!start && end >= length) ? array : baseSlice(array, start, end);\n }\n\n /**\n * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).\n *\n * @private\n * @param {number|Object} id The timer id or timeout object of the timer to clear.\n */\n var clearTimeout = ctxClearTimeout || function(id) {\n return root.clearTimeout(id);\n };\n\n /**\n * Creates a clone of `buffer`.\n *\n * @private\n * @param {Buffer} buffer The buffer to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Buffer} Returns the cloned buffer.\n */\n function cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n var length = buffer.length,\n result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n\n buffer.copy(result);\n return result;\n }\n\n /**\n * Creates a clone of `arrayBuffer`.\n *\n * @private\n * @param {ArrayBuffer} arrayBuffer The array buffer to clone.\n * @returns {ArrayBuffer} Returns the cloned array buffer.\n */\n function cloneArrayBuffer(arrayBuffer) {\n var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n return result;\n }\n\n /**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n function cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n }\n\n /**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n function cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n }\n\n /**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n function cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\n }\n\n /**\n * Creates a clone of `typedArray`.\n *\n * @private\n * @param {Object} typedArray The typed array to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned typed array.\n */\n function cloneTypedArray(typedArray, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n }\n\n /**\n * Compares values to sort them in ascending order.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {number} Returns the sort order indicator for `value`.\n */\n function compareAscending(value, other) {\n if (value !== other) {\n var valIsDefined = value !== undefined,\n valIsNull = value === null,\n valIsReflexive = value === value,\n valIsSymbol = isSymbol(value);\n\n var othIsDefined = other !== undefined,\n othIsNull = other === null,\n othIsReflexive = other === other,\n othIsSymbol = isSymbol(other);\n\n if ((!othIsNull && !othIsSymbol && !valIsSymbol && value > other) ||\n (valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol) ||\n (valIsNull && othIsDefined && othIsReflexive) ||\n (!valIsDefined && othIsReflexive) ||\n !valIsReflexive) {\n return 1;\n }\n if ((!valIsNull && !valIsSymbol && !othIsSymbol && value < other) ||\n (othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol) ||\n (othIsNull && valIsDefined && valIsReflexive) ||\n (!othIsDefined && valIsReflexive) ||\n !othIsReflexive) {\n return -1;\n }\n }\n return 0;\n }\n\n /**\n * Used by `_.orderBy` to compare multiple properties of a value to another\n * and stable sort them.\n *\n * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,\n * specify an order of \"desc\" for descending or \"asc\" for ascending sort order\n * of corresponding values.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {boolean[]|string[]} orders The order to sort by for each property.\n * @returns {number} Returns the sort order indicator for `object`.\n */\n function compareMultiple(object, other, orders) {\n var index = -1,\n objCriteria = object.criteria,\n othCriteria = other.criteria,\n length = objCriteria.length,\n ordersLength = orders.length;\n\n while (++index < length) {\n var result = compareAscending(objCriteria[index], othCriteria[index]);\n if (result) {\n if (index >= ordersLength) {\n return result;\n }\n var order = orders[index];\n return result * (order == 'desc' ? -1 : 1);\n }\n }\n // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications\n // that causes it, under certain circumstances, to provide the same value for\n // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247\n // for more details.\n //\n // This also ensures a stable sort in V8 and other engines.\n // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.\n return object.index - other.index;\n }\n\n /**\n * Creates an array that is the composition of partially applied arguments,\n * placeholders, and provided arguments into a single array of arguments.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to prepend to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgs(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersLength = holders.length,\n leftIndex = -1,\n leftLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(leftLength + rangeLength),\n isUncurried = !isCurried;\n\n while (++leftIndex < leftLength) {\n result[leftIndex] = partials[leftIndex];\n }\n while (++argsIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[holders[argsIndex]] = args[argsIndex];\n }\n }\n while (rangeLength--) {\n result[leftIndex++] = args[argsIndex++];\n }\n return result;\n }\n\n /**\n * This function is like `composeArgs` except that the arguments composition\n * is tailored for `_.partialRight`.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to append to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgsRight(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersIndex = -1,\n holdersLength = holders.length,\n rightIndex = -1,\n rightLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(rangeLength + rightLength),\n isUncurried = !isCurried;\n\n while (++argsIndex < rangeLength) {\n result[argsIndex] = args[argsIndex];\n }\n var offset = argsIndex;\n while (++rightIndex < rightLength) {\n result[offset + rightIndex] = partials[rightIndex];\n }\n while (++holdersIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[offset + holders[holdersIndex]] = args[argsIndex++];\n }\n }\n return result;\n }\n\n /**\n * Copies the values of `source` to `array`.\n *\n * @private\n * @param {Array} source The array to copy values from.\n * @param {Array} [array=[]] The array to copy values to.\n * @returns {Array} Returns `array`.\n */\n function copyArray(source, array) {\n var index = -1,\n length = source.length;\n\n array || (array = Array(length));\n while (++index < length) {\n array[index] = source[index];\n }\n return array;\n }\n\n /**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\n function copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n\n var newValue = customizer\n ? customizer(object[key], source[key], key, object, source)\n : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n if (isNew) {\n baseAssignValue(object, key, newValue);\n } else {\n assignValue(object, key, newValue);\n }\n }\n return object;\n }\n\n /**\n * Copies own symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\n }\n\n /**\n * Copies own and inherited symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbolsIn(source, object) {\n return copyObject(source, getSymbolsIn(source), object);\n }\n\n /**\n * Creates a function like `_.groupBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} [initializer] The accumulator object initializer.\n * @returns {Function} Returns the new aggregator function.\n */\n function createAggregator(setter, initializer) {\n return function(collection, iteratee) {\n var func = isArray(collection) ? arrayAggregator : baseAggregator,\n accumulator = initializer ? initializer() : {};\n\n return func(collection, setter, getIteratee(iteratee, 2), accumulator);\n };\n }\n\n /**\n * Creates a function like `_.assign`.\n *\n * @private\n * @param {Function} assigner The function to assign values.\n * @returns {Function} Returns the new assigner function.\n */\n function createAssigner(assigner) {\n return baseRest(function(object, sources) {\n var index = -1,\n length = sources.length,\n customizer = length > 1 ? sources[length - 1] : undefined,\n guard = length > 2 ? sources[2] : undefined;\n\n customizer = (assigner.length > 3 && typeof customizer == 'function')\n ? (length--, customizer)\n : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n customizer = length < 3 ? undefined : customizer;\n length = 1;\n }\n object = Object(object);\n while (++index < length) {\n var source = sources[index];\n if (source) {\n assigner(object, source, index, customizer);\n }\n }\n return object;\n });\n }\n\n /**\n * Creates a `baseEach` or `baseEachRight` function.\n *\n * @private\n * @param {Function} eachFunc The function to iterate over a collection.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseEach(eachFunc, fromRight) {\n return function(collection, iteratee) {\n if (collection == null) {\n return collection;\n }\n if (!isArrayLike(collection)) {\n return eachFunc(collection, iteratee);\n }\n var length = collection.length,\n index = fromRight ? length : -1,\n iterable = Object(collection);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (iteratee(iterable[index], index, iterable) === false) {\n break;\n }\n }\n return collection;\n };\n }\n\n /**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseFor(fromRight) {\n return function(object, iteratee, keysFunc) {\n var index = -1,\n iterable = Object(object),\n props = keysFunc(object),\n length = props.length;\n\n while (length--) {\n var key = props[fromRight ? length : ++index];\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n return object;\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the optional `this`\n * binding of `thisArg`.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createBind(func, bitmask, thisArg) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return fn.apply(isBind ? thisArg : this, arguments);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.lowerFirst`.\n *\n * @private\n * @param {string} methodName The name of the `String` case method to use.\n * @returns {Function} Returns the new case function.\n */\n function createCaseFirst(methodName) {\n return function(string) {\n string = toString(string);\n\n var strSymbols = hasUnicode(string)\n ? stringToArray(string)\n : undefined;\n\n var chr = strSymbols\n ? strSymbols[0]\n : string.charAt(0);\n\n var trailing = strSymbols\n ? castSlice(strSymbols, 1).join('')\n : string.slice(1);\n\n return chr[methodName]() + trailing;\n };\n }\n\n /**\n * Creates a function like `_.camelCase`.\n *\n * @private\n * @param {Function} callback The function to combine each word.\n * @returns {Function} Returns the new compounder function.\n */\n function createCompounder(callback) {\n return function(string) {\n return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');\n };\n }\n\n /**\n * Creates a function that produces an instance of `Ctor` regardless of\n * whether it was invoked as part of a `new` expression or by `call` or `apply`.\n *\n * @private\n * @param {Function} Ctor The constructor to wrap.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCtor(Ctor) {\n return function() {\n // Use a `switch` statement to work with class constructors. See\n // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist\n // for more details.\n var args = arguments;\n switch (args.length) {\n case 0: return new Ctor;\n case 1: return new Ctor(args[0]);\n case 2: return new Ctor(args[0], args[1]);\n case 3: return new Ctor(args[0], args[1], args[2]);\n case 4: return new Ctor(args[0], args[1], args[2], args[3]);\n case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);\n case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);\n case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);\n }\n var thisBinding = baseCreate(Ctor.prototype),\n result = Ctor.apply(thisBinding, args);\n\n // Mimic the constructor's `return` behavior.\n // See https://es5.github.io/#x13.2.2 for more details.\n return isObject(result) ? result : thisBinding;\n };\n }\n\n /**\n * Creates a function that wraps `func` to enable currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {number} arity The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCurry(func, bitmask, arity) {\n var Ctor = createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length,\n placeholder = getHolder(wrapper);\n\n while (index--) {\n args[index] = arguments[index];\n }\n var holders = (length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder)\n ? []\n : replaceHolders(args, placeholder);\n\n length -= holders.length;\n if (length < arity) {\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, undefined,\n args, holders, undefined, undefined, arity - length);\n }\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return apply(fn, this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.find` or `_.findLast` function.\n *\n * @private\n * @param {Function} findIndexFunc The function to find the collection index.\n * @returns {Function} Returns the new find function.\n */\n function createFind(findIndexFunc) {\n return function(collection, predicate, fromIndex) {\n var iterable = Object(collection);\n if (!isArrayLike(collection)) {\n var iteratee = getIteratee(predicate, 3);\n collection = keys(collection);\n predicate = function(key) { return iteratee(iterable[key], key, iterable); };\n }\n var index = findIndexFunc(collection, predicate, fromIndex);\n return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined;\n };\n }\n\n /**\n * Creates a `_.flow` or `_.flowRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new flow function.\n */\n function createFlow(fromRight) {\n return flatRest(function(funcs) {\n var length = funcs.length,\n index = length,\n prereq = LodashWrapper.prototype.thru;\n\n if (fromRight) {\n funcs.reverse();\n }\n while (index--) {\n var func = funcs[index];\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (prereq && !wrapper && getFuncName(func) == 'wrapper') {\n var wrapper = new LodashWrapper([], true);\n }\n }\n index = wrapper ? index : length;\n while (++index < length) {\n func = funcs[index];\n\n var funcName = getFuncName(func),\n data = funcName == 'wrapper' ? getData(func) : undefined;\n\n if (data && isLaziable(data[0]) &&\n data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) &&\n !data[4].length && data[9] == 1\n ) {\n wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);\n } else {\n wrapper = (func.length == 1 && isLaziable(func))\n ? wrapper[funcName]()\n : wrapper.thru(func);\n }\n }\n return function() {\n var args = arguments,\n value = args[0];\n\n if (wrapper && args.length == 1 && isArray(value)) {\n return wrapper.plant(value).value();\n }\n var index = 0,\n result = length ? funcs[index].apply(this, args) : value;\n\n while (++index < length) {\n result = funcs[index].call(this, result);\n }\n return result;\n };\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with optional `this`\n * binding of `thisArg`, partial application, and currying.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [partialsRight] The arguments to append to those provided\n * to the new function.\n * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {\n var isAry = bitmask & WRAP_ARY_FLAG,\n isBind = bitmask & WRAP_BIND_FLAG,\n isBindKey = bitmask & WRAP_BIND_KEY_FLAG,\n isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),\n isFlip = bitmask & WRAP_FLIP_FLAG,\n Ctor = isBindKey ? undefined : createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length;\n\n while (index--) {\n args[index] = arguments[index];\n }\n if (isCurried) {\n var placeholder = getHolder(wrapper),\n holdersCount = countHolders(args, placeholder);\n }\n if (partials) {\n args = composeArgs(args, partials, holders, isCurried);\n }\n if (partialsRight) {\n args = composeArgsRight(args, partialsRight, holdersRight, isCurried);\n }\n length -= holdersCount;\n if (isCurried && length < arity) {\n var newHolders = replaceHolders(args, placeholder);\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, thisArg,\n args, newHolders, argPos, ary, arity - length\n );\n }\n var thisBinding = isBind ? thisArg : this,\n fn = isBindKey ? thisBinding[func] : func;\n\n length = args.length;\n if (argPos) {\n args = reorder(args, argPos);\n } else if (isFlip && length > 1) {\n args.reverse();\n }\n if (isAry && ary < length) {\n args.length = ary;\n }\n if (this && this !== root && this instanceof wrapper) {\n fn = Ctor || createCtor(fn);\n }\n return fn.apply(thisBinding, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.invertBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} toIteratee The function to resolve iteratees.\n * @returns {Function} Returns the new inverter function.\n */\n function createInverter(setter, toIteratee) {\n return function(object, iteratee) {\n return baseInverter(object, setter, toIteratee(iteratee), {});\n };\n }\n\n /**\n * Creates a function that performs a mathematical operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @param {number} [defaultValue] The value used for `undefined` arguments.\n * @returns {Function} Returns the new mathematical operation function.\n */\n function createMathOperation(operator, defaultValue) {\n return function(value, other) {\n var result;\n if (value === undefined && other === undefined) {\n return defaultValue;\n }\n if (value !== undefined) {\n result = value;\n }\n if (other !== undefined) {\n if (result === undefined) {\n return other;\n }\n if (typeof value == 'string' || typeof other == 'string') {\n value = baseToString(value);\n other = baseToString(other);\n } else {\n value = baseToNumber(value);\n other = baseToNumber(other);\n }\n result = operator(value, other);\n }\n return result;\n };\n }\n\n /**\n * Creates a function like `_.over`.\n *\n * @private\n * @param {Function} arrayFunc The function to iterate over iteratees.\n * @returns {Function} Returns the new over function.\n */\n function createOver(arrayFunc) {\n return flatRest(function(iteratees) {\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n return baseRest(function(args) {\n var thisArg = this;\n return arrayFunc(iteratees, function(iteratee) {\n return apply(iteratee, thisArg, args);\n });\n });\n });\n }\n\n /**\n * Creates the padding for `string` based on `length`. The `chars` string\n * is truncated if the number of characters exceeds `length`.\n *\n * @private\n * @param {number} length The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padding for `string`.\n */\n function createPadding(length, chars) {\n chars = chars === undefined ? ' ' : baseToString(chars);\n\n var charsLength = chars.length;\n if (charsLength < 2) {\n return charsLength ? baseRepeat(chars, length) : chars;\n }\n var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));\n return hasUnicode(chars)\n ? castSlice(stringToArray(result), 0, length).join('')\n : result.slice(0, length);\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the `this` binding\n * of `thisArg` and `partials` prepended to the arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} partials The arguments to prepend to those provided to\n * the new function.\n * @returns {Function} Returns the new wrapped function.\n */\n function createPartial(func, bitmask, thisArg, partials) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var argsIndex = -1,\n argsLength = arguments.length,\n leftIndex = -1,\n leftLength = partials.length,\n args = Array(leftLength + argsLength),\n fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n\n while (++leftIndex < leftLength) {\n args[leftIndex] = partials[leftIndex];\n }\n while (argsLength--) {\n args[leftIndex++] = arguments[++argsIndex];\n }\n return apply(fn, isBind ? thisArg : this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.range` or `_.rangeRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new range function.\n */\n function createRange(fromRight) {\n return function(start, end, step) {\n if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {\n end = step = undefined;\n }\n // Ensure the sign of `-0` is preserved.\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);\n return baseRange(start, end, step, fromRight);\n };\n }\n\n /**\n * Creates a function that performs a relational operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @returns {Function} Returns the new relational operation function.\n */\n function createRelationalOperation(operator) {\n return function(value, other) {\n if (!(typeof value == 'string' && typeof other == 'string')) {\n value = toNumber(value);\n other = toNumber(other);\n }\n return operator(value, other);\n };\n }\n\n /**\n * Creates a function that wraps `func` to continue currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {Function} wrapFunc The function to create the `func` wrapper.\n * @param {*} placeholder The placeholder value.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {\n var isCurry = bitmask & WRAP_CURRY_FLAG,\n newHolders = isCurry ? holders : undefined,\n newHoldersRight = isCurry ? undefined : holders,\n newPartials = isCurry ? partials : undefined,\n newPartialsRight = isCurry ? undefined : partials;\n\n bitmask |= (isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG);\n bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);\n\n if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {\n bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);\n }\n var newData = [\n func, bitmask, thisArg, newPartials, newHolders, newPartialsRight,\n newHoldersRight, argPos, ary, arity\n ];\n\n var result = wrapFunc.apply(undefined, newData);\n if (isLaziable(func)) {\n setData(result, newData);\n }\n result.placeholder = placeholder;\n return setWrapToString(result, func, bitmask);\n }\n\n /**\n * Creates a function like `_.round`.\n *\n * @private\n * @param {string} methodName The name of the `Math` method to use when rounding.\n * @returns {Function} Returns the new round function.\n */\n function createRound(methodName) {\n var func = Math[methodName];\n return function(number, precision) {\n number = toNumber(number);\n precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);\n if (precision && nativeIsFinite(number)) {\n // Shift with exponential notation to avoid floating-point issues.\n // See [MDN](https://mdn.io/round#Examples) for more details.\n var pair = (toString(number) + 'e').split('e'),\n value = func(pair[0] + 'e' + (+pair[1] + precision));\n\n pair = (toString(value) + 'e').split('e');\n return +(pair[0] + 'e' + (+pair[1] - precision));\n }\n return func(number);\n };\n }\n\n /**\n * Creates a set object of `values`.\n *\n * @private\n * @param {Array} values The values to add to the set.\n * @returns {Object} Returns the new set.\n */\n var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) {\n return new Set(values);\n };\n\n /**\n * Creates a `_.toPairs` or `_.toPairsIn` function.\n *\n * @private\n * @param {Function} keysFunc The function to get the keys of a given object.\n * @returns {Function} Returns the new pairs function.\n */\n function createToPairs(keysFunc) {\n return function(object) {\n var tag = getTag(object);\n if (tag == mapTag) {\n return mapToArray(object);\n }\n if (tag == setTag) {\n return setToPairs(object);\n }\n return baseToPairs(object, keysFunc(object));\n };\n }\n\n /**\n * Creates a function that either curries or invokes `func` with optional\n * `this` binding and partially applied arguments.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags.\n * 1 - `_.bind`\n * 2 - `_.bindKey`\n * 4 - `_.curry` or `_.curryRight` of a bound function\n * 8 - `_.curry`\n * 16 - `_.curryRight`\n * 32 - `_.partial`\n * 64 - `_.partialRight`\n * 128 - `_.rearg`\n * 256 - `_.ary`\n * 512 - `_.flip`\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to be partially applied.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {\n var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;\n if (!isBindKey && typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var length = partials ? partials.length : 0;\n if (!length) {\n bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);\n partials = holders = undefined;\n }\n ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0);\n arity = arity === undefined ? arity : toInteger(arity);\n length -= holders ? holders.length : 0;\n\n if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {\n var partialsRight = partials,\n holdersRight = holders;\n\n partials = holders = undefined;\n }\n var data = isBindKey ? undefined : getData(func);\n\n var newData = [\n func, bitmask, thisArg, partials, holders, partialsRight, holdersRight,\n argPos, ary, arity\n ];\n\n if (data) {\n mergeData(newData, data);\n }\n func = newData[0];\n bitmask = newData[1];\n thisArg = newData[2];\n partials = newData[3];\n holders = newData[4];\n arity = newData[9] = newData[9] === undefined\n ? (isBindKey ? 0 : func.length)\n : nativeMax(newData[9] - length, 0);\n\n if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {\n bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);\n }\n if (!bitmask || bitmask == WRAP_BIND_FLAG) {\n var result = createBind(func, bitmask, thisArg);\n } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {\n result = createCurry(func, bitmask, arity);\n } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {\n result = createPartial(func, bitmask, thisArg, partials);\n } else {\n result = createHybrid.apply(undefined, newData);\n }\n var setter = data ? baseSetData : setData;\n return setWrapToString(setter(result, newData), func, bitmask);\n }\n\n /**\n * Used by `_.defaults` to customize its `_.assignIn` use to assign properties\n * of source objects to the destination object for all destination properties\n * that resolve to `undefined`.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to assign.\n * @param {Object} object The parent object of `objValue`.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsAssignIn(objValue, srcValue, key, object) {\n if (objValue === undefined ||\n (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n return srcValue;\n }\n return objValue;\n }\n\n /**\n * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source\n * objects into destination objects that are passed thru.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to merge.\n * @param {Object} object The parent object of `objValue`.\n * @param {Object} source The parent object of `srcValue`.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {\n if (isObject(objValue) && isObject(srcValue)) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, objValue);\n baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);\n stack['delete'](srcValue);\n }\n return objValue;\n }\n\n /**\n * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain\n * objects.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {string} key The key of the property to inspect.\n * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.\n */\n function customOmitClone(value) {\n return isPlainObject(value) ? undefined : value;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for arrays with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Array} array The array to compare.\n * @param {Array} other The other array to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `array` and `other` objects.\n * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.\n */\n function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n arrLength = array.length,\n othLength = other.length;\n\n if (arrLength != othLength && !(isPartial && othLength > arrLength)) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(array);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var index = -1,\n result = true,\n seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;\n\n stack.set(array, other);\n stack.set(other, array);\n\n // Ignore non-index properties.\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, arrValue, index, other, array, stack)\n : customizer(arrValue, othValue, index, array, other, stack);\n }\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n result = false;\n break;\n }\n // Recursively compare arrays (susceptible to call stack limits).\n if (seen) {\n if (!arraySome(other, function(othValue, othIndex) {\n if (!cacheHas(seen, othIndex) &&\n (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(\n arrValue === othValue ||\n equalFunc(arrValue, othValue, bitmask, customizer, stack)\n )) {\n result = false;\n break;\n }\n }\n stack['delete'](array);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if ((object.byteLength != other.byteLength) ||\n (object.byteOffset != other.byteOffset)) {\n return false;\n }\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if ((object.byteLength != other.byteLength) ||\n !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n return false;\n }\n return true;\n\n case boolTag:\n case dateTag:\n case numberTag:\n // Coerce booleans to `1` or `0` and dates to milliseconds.\n // Invalid dates are coerced to `NaN`.\n return eq(+object, +other);\n\n case errorTag:\n return object.name == other.name && object.message == other.message;\n\n case regexpTag:\n case stringTag:\n // Coerce regexes to strings and treat strings, primitives and objects,\n // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n // for more details.\n return object == (other + '');\n\n case mapTag:\n var convert = mapToArray;\n\n case setTag:\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG;\n convert || (convert = setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked) {\n return stacked == other;\n }\n bitmask |= COMPARE_UNORDERED_FLAG;\n\n // Recursively compare objects (susceptible to call stack limits).\n stack.set(object, other);\n var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n stack['delete'](object);\n return result;\n\n case symbolTag:\n if (symbolValueOf) {\n return symbolValueOf.call(object) == symbolValueOf.call(other);\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for objects with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n objProps = getAllKeys(object),\n objLength = objProps.length,\n othProps = getAllKeys(other),\n othLength = othProps.length;\n\n if (objLength != othLength && !isPartial) {\n return false;\n }\n var index = objLength;\n while (index--) {\n var key = objProps[index];\n if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {\n return false;\n }\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n\n var skipCtor = isPartial;\n while (++index < objLength) {\n key = objProps[index];\n var objValue = object[key],\n othValue = other[key];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, objValue, key, other, object, stack)\n : customizer(objValue, othValue, key, object, other, stack);\n }\n // Recursively compare objects (susceptible to call stack limits).\n if (!(compared === undefined\n ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))\n : compared\n )) {\n result = false;\n break;\n }\n skipCtor || (skipCtor = key == 'constructor');\n }\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor;\n\n // Non `Object` object instances with different constructors are not equal.\n if (objCtor != othCtor &&\n ('constructor' in object && 'constructor' in other) &&\n !(typeof objCtor == 'function' && objCtor instanceof objCtor &&\n typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n stack['delete'](object);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseRest` which flattens the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n function flatRest(func) {\n return setToString(overRest(func, undefined, flatten), func + '');\n }\n\n /**\n * Creates an array of own enumerable property names and symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\n }\n\n /**\n * Creates an array of own and inherited enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeysIn(object) {\n return baseGetAllKeys(object, keysIn, getSymbolsIn);\n }\n\n /**\n * Gets metadata for `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {*} Returns the metadata for `func`.\n */\n var getData = !metaMap ? noop : function(func) {\n return metaMap.get(func);\n };\n\n /**\n * Gets the name of `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {string} Returns the function name.\n */\n function getFuncName(func) {\n var result = (func.name + ''),\n array = realNames[result],\n length = hasOwnProperty.call(realNames, result) ? array.length : 0;\n\n while (length--) {\n var data = array[length],\n otherFunc = data.func;\n if (otherFunc == null || otherFunc == func) {\n return data.name;\n }\n }\n return result;\n }\n\n /**\n * Gets the argument placeholder value for `func`.\n *\n * @private\n * @param {Function} func The function to inspect.\n * @returns {*} Returns the placeholder value.\n */\n function getHolder(func) {\n var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;\n return object.placeholder;\n }\n\n /**\n * Gets the appropriate \"iteratee\" function. If `_.iteratee` is customized,\n * this function returns the custom method, otherwise it returns `baseIteratee`.\n * If arguments are provided, the chosen function is invoked with them and\n * its result is returned.\n *\n * @private\n * @param {*} [value] The value to convert to an iteratee.\n * @param {number} [arity] The arity of the created iteratee.\n * @returns {Function} Returns the chosen function or its result.\n */\n function getIteratee() {\n var result = lodash.iteratee || iteratee;\n result = result === iteratee ? baseIteratee : result;\n return arguments.length ? result(arguments[0], arguments[1]) : result;\n }\n\n /**\n * Gets the data for `map`.\n *\n * @private\n * @param {Object} map The map to query.\n * @param {string} key The reference key.\n * @returns {*} Returns the map data.\n */\n function getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key)\n ? data[typeof key == 'string' ? 'string' : 'hash']\n : data.map;\n }\n\n /**\n * Gets the property names, values, and compare flags of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the match data of `object`.\n */\n function getMatchData(object) {\n var result = keys(object),\n length = result.length;\n\n while (length--) {\n var key = result[length],\n value = object[key];\n\n result[length] = [key, value, isStrictComparable(value)];\n }\n return result;\n }\n\n /**\n * Gets the native function at `key` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the method to get.\n * @returns {*} Returns the function if it's native, else `undefined`.\n */\n function getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : undefined;\n }\n\n /**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\n function getRawTag(value) {\n var isOwn = hasOwnProperty.call(value, symToStringTag),\n tag = value[symToStringTag];\n\n try {\n value[symToStringTag] = undefined;\n var unmasked = true;\n } catch (e) {}\n\n var result = nativeObjectToString.call(value);\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag] = tag;\n } else {\n delete value[symToStringTag];\n }\n }\n return result;\n }\n\n /**\n * Creates an array of the own enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbols = !nativeGetSymbols ? stubArray : function(object) {\n if (object == null) {\n return [];\n }\n object = Object(object);\n return arrayFilter(nativeGetSymbols(object), function(symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n };\n\n /**\n * Creates an array of the own and inherited enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {\n var result = [];\n while (object) {\n arrayPush(result, getSymbols(object));\n object = getPrototype(object);\n }\n return result;\n };\n\n /**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n var getTag = baseGetTag;\n\n // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\n if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||\n (Map && getTag(new Map) != mapTag) ||\n (Promise && getTag(Promise.resolve()) != promiseTag) ||\n (Set && getTag(new Set) != setTag) ||\n (WeakMap && getTag(new WeakMap) != weakMapTag)) {\n getTag = function(value) {\n var result = baseGetTag(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString: return dataViewTag;\n case mapCtorString: return mapTag;\n case promiseCtorString: return promiseTag;\n case setCtorString: return setTag;\n case weakMapCtorString: return weakMapTag;\n }\n }\n return result;\n };\n }\n\n /**\n * Gets the view, applying any `transforms` to the `start` and `end` positions.\n *\n * @private\n * @param {number} start The start of the view.\n * @param {number} end The end of the view.\n * @param {Array} transforms The transformations to apply to the view.\n * @returns {Object} Returns an object containing the `start` and `end`\n * positions of the view.\n */\n function getView(start, end, transforms) {\n var index = -1,\n length = transforms.length;\n\n while (++index < length) {\n var data = transforms[index],\n size = data.size;\n\n switch (data.type) {\n case 'drop': start += size; break;\n case 'dropRight': end -= size; break;\n case 'take': end = nativeMin(end, start + size); break;\n case 'takeRight': start = nativeMax(start, end - size); break;\n }\n }\n return { 'start': start, 'end': end };\n }\n\n /**\n * Extracts wrapper details from the `source` body comment.\n *\n * @private\n * @param {string} source The source to inspect.\n * @returns {Array} Returns the wrapper details.\n */\n function getWrapDetails(source) {\n var match = source.match(reWrapDetails);\n return match ? match[1].split(reSplitDetails) : [];\n }\n\n /**\n * Checks if `path` exists on `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @param {Function} hasFunc The function to check properties.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n */\n function hasPath(object, path, hasFunc) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n result = false;\n\n while (++index < length) {\n var key = toKey(path[index]);\n if (!(result = object != null && hasFunc(object, key))) {\n break;\n }\n object = object[key];\n }\n if (result || ++index != length) {\n return result;\n }\n length = object == null ? 0 : object.length;\n return !!length && isLength(length) && isIndex(key, length) &&\n (isArray(object) || isArguments(object));\n }\n\n /**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n function initCloneArray(array) {\n var length = array.length,\n result = new array.constructor(length);\n\n // Add properties assigned by `RegExp#exec`.\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n return result;\n }\n\n /**\n * Initializes an object clone.\n *\n * @private\n * @param {Object} object The object to clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneObject(object) {\n return (typeof object.constructor == 'function' && !isPrototype(object))\n ? baseCreate(getPrototype(object))\n : {};\n }\n\n /**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneByTag(object, tag, isDeep) {\n var Ctor = object.constructor;\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag: case float64Tag:\n case int8Tag: case int16Tag: case int32Tag:\n case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return new Ctor;\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return new Ctor;\n\n case symbolTag:\n return cloneSymbol(object);\n }\n }\n\n /**\n * Inserts wrapper `details` in a comment at the top of the `source` body.\n *\n * @private\n * @param {string} source The source to modify.\n * @returns {Array} details The details to insert.\n * @returns {string} Returns the modified source.\n */\n function insertWrapDetails(source, details) {\n var length = details.length;\n if (!length) {\n return source;\n }\n var lastIndex = length - 1;\n details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];\n details = details.join(length > 2 ? ', ' : ' ');\n return source.replace(reWrapComment, '{\\n/* [wrapped with ' + details + '] */\\n');\n }\n\n /**\n * Checks if `value` is a flattenable `arguments` object or array.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.\n */\n function isFlattenable(value) {\n return isArray(value) || isArguments(value) ||\n !!(spreadableSymbol && value && value[spreadableSymbol]);\n }\n\n /**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\n function isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER : length;\n\n return !!length &&\n (type == 'number' ||\n (type != 'symbol' && reIsUint.test(value))) &&\n (value > -1 && value % 1 == 0 && value < length);\n }\n\n /**\n * Checks if the given arguments are from an iteratee call.\n *\n * @private\n * @param {*} value The potential iteratee value argument.\n * @param {*} index The potential iteratee index or key argument.\n * @param {*} object The potential iteratee object argument.\n * @returns {boolean} Returns `true` if the arguments are from an iteratee call,\n * else `false`.\n */\n function isIterateeCall(value, index, object) {\n if (!isObject(object)) {\n return false;\n }\n var type = typeof index;\n if (type == 'number'\n ? (isArrayLike(object) && isIndex(index, object.length))\n : (type == 'string' && index in object)\n ) {\n return eq(object[index], value);\n }\n return false;\n }\n\n /**\n * Checks if `value` is a property name and not a property path.\n *\n * @private\n * @param {*} value The value to check.\n * @param {Object} [object] The object to query keys on.\n * @returns {boolean} Returns `true` if `value` is a property name, else `false`.\n */\n function isKey(value, object) {\n if (isArray(value)) {\n return false;\n }\n var type = typeof value;\n if (type == 'number' || type == 'symbol' || type == 'boolean' ||\n value == null || isSymbol(value)) {\n return true;\n }\n return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||\n (object != null && value in Object(object));\n }\n\n /**\n * Checks if `value` is suitable for use as unique object key.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is suitable, else `false`.\n */\n function isKeyable(value) {\n var type = typeof value;\n return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')\n ? (value !== '__proto__')\n : (value === null);\n }\n\n /**\n * Checks if `func` has a lazy counterpart.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` has a lazy counterpart,\n * else `false`.\n */\n function isLaziable(func) {\n var funcName = getFuncName(func),\n other = lodash[funcName];\n\n if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {\n return false;\n }\n if (func === other) {\n return true;\n }\n var data = getData(other);\n return !!data && func === data[0];\n }\n\n /**\n * Checks if `func` has its source masked.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` is masked, else `false`.\n */\n function isMasked(func) {\n return !!maskSrcKey && (maskSrcKey in func);\n }\n\n /**\n * Checks if `func` is capable of being masked.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `func` is maskable, else `false`.\n */\n var isMaskable = coreJsData ? isFunction : stubFalse;\n\n /**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\n function isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;\n\n return value === proto;\n }\n\n /**\n * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` if suitable for strict\n * equality comparisons, else `false`.\n */\n function isStrictComparable(value) {\n return value === value && !isObject(value);\n }\n\n /**\n * A specialized version of `matchesProperty` for source values suitable\n * for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function matchesStrictComparable(key, srcValue) {\n return function(object) {\n if (object == null) {\n return false;\n }\n return object[key] === srcValue &&\n (srcValue !== undefined || (key in Object(object)));\n };\n }\n\n /**\n * A specialized version of `_.memoize` which clears the memoized function's\n * cache when it exceeds `MAX_MEMOIZE_SIZE`.\n *\n * @private\n * @param {Function} func The function to have its output memoized.\n * @returns {Function} Returns the new memoized function.\n */\n function memoizeCapped(func) {\n var result = memoize(func, function(key) {\n if (cache.size === MAX_MEMOIZE_SIZE) {\n cache.clear();\n }\n return key;\n });\n\n var cache = result.cache;\n return result;\n }\n\n /**\n * Merges the function metadata of `source` into `data`.\n *\n * Merging metadata reduces the number of wrappers used to invoke a function.\n * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`\n * may be applied regardless of execution order. Methods like `_.ary` and\n * `_.rearg` modify function arguments, making the order in which they are\n * executed important, preventing the merging of metadata. However, we make\n * an exception for a safe combined case where curried functions have `_.ary`\n * and or `_.rearg` applied.\n *\n * @private\n * @param {Array} data The destination metadata.\n * @param {Array} source The source metadata.\n * @returns {Array} Returns `data`.\n */\n function mergeData(data, source) {\n var bitmask = data[1],\n srcBitmask = source[1],\n newBitmask = bitmask | srcBitmask,\n isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);\n\n var isCombo =\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_CURRY_FLAG)) ||\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_REARG_FLAG) && (data[7].length <= source[8])) ||\n ((srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG)) && (source[7].length <= source[8]) && (bitmask == WRAP_CURRY_FLAG));\n\n // Exit early if metadata can't be merged.\n if (!(isCommon || isCombo)) {\n return data;\n }\n // Use source `thisArg` if available.\n if (srcBitmask & WRAP_BIND_FLAG) {\n data[2] = source[2];\n // Set when currying a bound function.\n newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;\n }\n // Compose partial arguments.\n var value = source[3];\n if (value) {\n var partials = data[3];\n data[3] = partials ? composeArgs(partials, value, source[4]) : value;\n data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];\n }\n // Compose partial right arguments.\n value = source[5];\n if (value) {\n partials = data[5];\n data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;\n data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];\n }\n // Use source `argPos` if available.\n value = source[7];\n if (value) {\n data[7] = value;\n }\n // Use source `ary` if it's smaller.\n if (srcBitmask & WRAP_ARY_FLAG) {\n data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);\n }\n // Use source `arity` if one is not provided.\n if (data[9] == null) {\n data[9] = source[9];\n }\n // Use source `func` and merge bitmasks.\n data[0] = source[0];\n data[1] = newBitmask;\n\n return data;\n }\n\n /**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function nativeKeysIn(object) {\n var result = [];\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\n function objectToString(value) {\n return nativeObjectToString.call(value);\n }\n\n /**\n * A specialized version of `baseRest` which transforms the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @param {Function} transform The rest array transform.\n * @returns {Function} Returns the new function.\n */\n function overRest(func, start, transform) {\n start = nativeMax(start === undefined ? (func.length - 1) : start, 0);\n return function() {\n var args = arguments,\n index = -1,\n length = nativeMax(args.length - start, 0),\n array = Array(length);\n\n while (++index < length) {\n array[index] = args[start + index];\n }\n index = -1;\n var otherArgs = Array(start + 1);\n while (++index < start) {\n otherArgs[index] = args[index];\n }\n otherArgs[start] = transform(array);\n return apply(func, this, otherArgs);\n };\n }\n\n /**\n * Gets the parent value at `path` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} path The path to get the parent value of.\n * @returns {*} Returns the parent value.\n */\n function parent(object, path) {\n return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));\n }\n\n /**\n * Reorder `array` according to the specified indexes where the element at\n * the first index is assigned as the first element, the element at\n * the second index is assigned as the second element, and so on.\n *\n * @private\n * @param {Array} array The array to reorder.\n * @param {Array} indexes The arranged array indexes.\n * @returns {Array} Returns `array`.\n */\n function reorder(array, indexes) {\n var arrLength = array.length,\n length = nativeMin(indexes.length, arrLength),\n oldArray = copyArray(array);\n\n while (length--) {\n var index = indexes[length];\n array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;\n }\n return array;\n }\n\n /**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function safeGet(object, key) {\n if (key === 'constructor' && typeof object[key] === 'function') {\n return;\n }\n\n if (key == '__proto__') {\n return;\n }\n\n return object[key];\n }\n\n /**\n * Sets metadata for `func`.\n *\n * **Note:** If this function becomes hot, i.e. is invoked a lot in a short\n * period of time, it will trip its breaker and transition to an identity\n * function to avoid garbage collection pauses in V8. See\n * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)\n * for more details.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var setData = shortOut(baseSetData);\n\n /**\n * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n var setTimeout = ctxSetTimeout || function(func, wait) {\n return root.setTimeout(func, wait);\n };\n\n /**\n * Sets the `toString` method of `func` to return `string`.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var setToString = shortOut(baseSetToString);\n\n /**\n * Sets the `toString` method of `wrapper` to mimic the source of `reference`\n * with wrapper details in a comment at the top of the source body.\n *\n * @private\n * @param {Function} wrapper The function to modify.\n * @param {Function} reference The reference function.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Function} Returns `wrapper`.\n */\n function setWrapToString(wrapper, reference, bitmask) {\n var source = (reference + '');\n return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));\n }\n\n /**\n * Creates a function that'll short out and invoke `identity` instead\n * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`\n * milliseconds.\n *\n * @private\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new shortable function.\n */\n function shortOut(func) {\n var count = 0,\n lastCalled = 0;\n\n return function() {\n var stamp = nativeNow(),\n remaining = HOT_SPAN - (stamp - lastCalled);\n\n lastCalled = stamp;\n if (remaining > 0) {\n if (++count >= HOT_COUNT) {\n return arguments[0];\n }\n } else {\n count = 0;\n }\n return func.apply(undefined, arguments);\n };\n }\n\n /**\n * A specialized version of `_.shuffle` which mutates and sets the size of `array`.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @param {number} [size=array.length] The size of `array`.\n * @returns {Array} Returns `array`.\n */\n function shuffleSelf(array, size) {\n var index = -1,\n length = array.length,\n lastIndex = length - 1;\n\n size = size === undefined ? length : size;\n while (++index < size) {\n var rand = baseRandom(index, lastIndex),\n value = array[rand];\n\n array[rand] = array[index];\n array[index] = value;\n }\n array.length = size;\n return array;\n }\n\n /**\n * Converts `string` to a property path array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the property path array.\n */\n var stringToPath = memoizeCapped(function(string) {\n var result = [];\n if (string.charCodeAt(0) === 46 /* . */) {\n result.push('');\n }\n string.replace(rePropName, function(match, number, quote, subString) {\n result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));\n });\n return result;\n });\n\n /**\n * Converts `value` to a string key if it's not a string or symbol.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {string|symbol} Returns the key.\n */\n function toKey(value) {\n if (typeof value == 'string' || isSymbol(value)) {\n return value;\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to convert.\n * @returns {string} Returns the source code.\n */\n function toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n try {\n return (func + '');\n } catch (e) {}\n }\n return '';\n }\n\n /**\n * Updates wrapper `details` based on `bitmask` flags.\n *\n * @private\n * @returns {Array} details The details to modify.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Array} Returns `details`.\n */\n function updateWrapDetails(details, bitmask) {\n arrayEach(wrapFlags, function(pair) {\n var value = '_.' + pair[0];\n if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {\n details.push(value);\n }\n });\n return details.sort();\n }\n\n /**\n * Creates a clone of `wrapper`.\n *\n * @private\n * @param {Object} wrapper The wrapper to clone.\n * @returns {Object} Returns the cloned wrapper.\n */\n function wrapperClone(wrapper) {\n if (wrapper instanceof LazyWrapper) {\n return wrapper.clone();\n }\n var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);\n result.__actions__ = copyArray(wrapper.__actions__);\n result.__index__ = wrapper.__index__;\n result.__values__ = wrapper.__values__;\n return result;\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of elements split into groups the length of `size`.\n * If `array` can't be split evenly, the final chunk will be the remaining\n * elements.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to process.\n * @param {number} [size=1] The length of each chunk\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the new array of chunks.\n * @example\n *\n * _.chunk(['a', 'b', 'c', 'd'], 2);\n * // => [['a', 'b'], ['c', 'd']]\n *\n * _.chunk(['a', 'b', 'c', 'd'], 3);\n * // => [['a', 'b', 'c'], ['d']]\n */\n function chunk(array, size, guard) {\n if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {\n size = 1;\n } else {\n size = nativeMax(toInteger(size), 0);\n }\n var length = array == null ? 0 : array.length;\n if (!length || size < 1) {\n return [];\n }\n var index = 0,\n resIndex = 0,\n result = Array(nativeCeil(length / size));\n\n while (index < length) {\n result[resIndex++] = baseSlice(array, index, (index += size));\n }\n return result;\n }\n\n /**\n * Creates an array with all falsey values removed. The values `false`, `null`,\n * `0`, `\"\"`, `undefined`, and `NaN` are falsey.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to compact.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.compact([0, 1, false, 2, '', 3]);\n * // => [1, 2, 3]\n */\n function compact(array) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * Creates a new array concatenating `array` with any additional arrays\n * and/or values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to concatenate.\n * @param {...*} [values] The values to concatenate.\n * @returns {Array} Returns the new concatenated array.\n * @example\n *\n * var array = [1];\n * var other = _.concat(array, 2, [3], [[4]]);\n *\n * console.log(other);\n * // => [1, 2, 3, [4]]\n *\n * console.log(array);\n * // => [1]\n */\n function concat() {\n var length = arguments.length;\n if (!length) {\n return [];\n }\n var args = Array(length - 1),\n array = arguments[0],\n index = length;\n\n while (index--) {\n args[index - 1] = arguments[index];\n }\n return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));\n }\n\n /**\n * Creates an array of `array` values not included in the other given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * **Note:** Unlike `_.pullAll`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.without, _.xor\n * @example\n *\n * _.difference([2, 1], [2, 3]);\n * // => [1]\n */\n var difference = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `iteratee` which\n * is invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * **Note:** Unlike `_.pullAllBy`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var differenceBy = baseRest(function(array, values) {\n var iteratee = last(values);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `comparator`\n * which is invoked to compare elements of `array` to `values`. The order and\n * references of result values are determined by the first array. The comparator\n * is invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.pullAllWith`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n *\n * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }]\n */\n var differenceWith = baseRest(function(array, values) {\n var comparator = last(values);\n if (isArrayLikeObject(comparator)) {\n comparator = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)\n : [];\n });\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.drop([1, 2, 3]);\n * // => [2, 3]\n *\n * _.drop([1, 2, 3], 2);\n * // => [3]\n *\n * _.drop([1, 2, 3], 5);\n * // => []\n *\n * _.drop([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function drop(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.dropRight([1, 2, 3]);\n * // => [1, 2]\n *\n * _.dropRight([1, 2, 3], 2);\n * // => [1]\n *\n * _.dropRight([1, 2, 3], 5);\n * // => []\n *\n * _.dropRight([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function dropRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the end.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.dropRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropRightWhile(users, ['active', false]);\n * // => objects for ['barney']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropRightWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the beginning.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.dropWhile(users, function(o) { return !o.active; });\n * // => objects for ['pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropWhile(users, ['active', false]);\n * // => objects for ['pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true)\n : [];\n }\n\n /**\n * Fills elements of `array` with `value` from `start` up to, but not\n * including, `end`.\n *\n * **Note:** This method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Array\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.fill(array, 'a');\n * console.log(array);\n * // => ['a', 'a', 'a']\n *\n * _.fill(Array(3), 2);\n * // => [2, 2, 2]\n *\n * _.fill([4, 6, 8, 10], '*', 1, 3);\n * // => [4, '*', '*', 10]\n */\n function fill(array, value, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {\n start = 0;\n end = length;\n }\n return baseFill(array, value, start, end);\n }\n\n /**\n * This method is like `_.find` except that it returns the index of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.findIndex(users, function(o) { return o.user == 'barney'; });\n * // => 0\n *\n * // The `_.matches` iteratee shorthand.\n * _.findIndex(users, { 'user': 'fred', 'active': false });\n * // => 1\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findIndex(users, ['active', false]);\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.findIndex(users, 'active');\n * // => 2\n */\n function findIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index);\n }\n\n /**\n * This method is like `_.findIndex` except that it iterates over elements\n * of `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });\n * // => 2\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastIndex(users, { 'user': 'barney', 'active': true });\n * // => 0\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastIndex(users, ['active', false]);\n * // => 2\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastIndex(users, 'active');\n * // => 0\n */\n function findLastIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length - 1;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = fromIndex < 0\n ? nativeMax(length + index, 0)\n : nativeMin(index, length - 1);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index, true);\n }\n\n /**\n * Flattens `array` a single level deep.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flatten([1, [2, [3, [4]], 5]]);\n * // => [1, 2, [3, [4]], 5]\n */\n function flatten(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, 1) : [];\n }\n\n /**\n * Recursively flattens `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flattenDeep([1, [2, [3, [4]], 5]]);\n * // => [1, 2, 3, 4, 5]\n */\n function flattenDeep(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, INFINITY) : [];\n }\n\n /**\n * Recursively flatten `array` up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * var array = [1, [2, [3, [4]], 5]];\n *\n * _.flattenDepth(array, 1);\n * // => [1, 2, [3, [4]], 5]\n *\n * _.flattenDepth(array, 2);\n * // => [1, 2, 3, [4], 5]\n */\n function flattenDepth(array, depth) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(array, depth);\n }\n\n /**\n * The inverse of `_.toPairs`; this method returns an object composed\n * from key-value `pairs`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} pairs The key-value pairs.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.fromPairs([['a', 1], ['b', 2]]);\n * // => { 'a': 1, 'b': 2 }\n */\n function fromPairs(pairs) {\n var index = -1,\n length = pairs == null ? 0 : pairs.length,\n result = {};\n\n while (++index < length) {\n var pair = pairs[index];\n result[pair[0]] = pair[1];\n }\n return result;\n }\n\n /**\n * Gets the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias first\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the first element of `array`.\n * @example\n *\n * _.head([1, 2, 3]);\n * // => 1\n *\n * _.head([]);\n * // => undefined\n */\n function head(array) {\n return (array && array.length) ? array[0] : undefined;\n }\n\n /**\n * Gets the index at which the first occurrence of `value` is found in `array`\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. If `fromIndex` is negative, it's used as the\n * offset from the end of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.indexOf([1, 2, 1, 2], 2);\n * // => 1\n *\n * // Search from the `fromIndex`.\n * _.indexOf([1, 2, 1, 2], 2, 2);\n * // => 3\n */\n function indexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseIndexOf(array, value, index);\n }\n\n /**\n * Gets all but the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.initial([1, 2, 3]);\n * // => [1, 2]\n */\n function initial(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 0, -1) : [];\n }\n\n /**\n * Creates an array of unique values that are included in all given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersection([2, 1], [2, 3]);\n * // => [2]\n */\n var intersection = baseRest(function(arrays) {\n var mapped = arrayMap(arrays, castArrayLikeObject);\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped)\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `iteratee`\n * which is invoked for each element of each `arrays` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [2.1]\n *\n * // The `_.property` iteratee shorthand.\n * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }]\n */\n var intersectionBy = baseRest(function(arrays) {\n var iteratee = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n if (iteratee === last(mapped)) {\n iteratee = undefined;\n } else {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `comparator`\n * which is invoked to compare elements of `arrays`. The order and references\n * of result values are determined by the first array. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.intersectionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }]\n */\n var intersectionWith = baseRest(function(arrays) {\n var comparator = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n comparator = typeof comparator == 'function' ? comparator : undefined;\n if (comparator) {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, undefined, comparator)\n : [];\n });\n\n /**\n * Converts all elements in `array` into a string separated by `separator`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to convert.\n * @param {string} [separator=','] The element separator.\n * @returns {string} Returns the joined string.\n * @example\n *\n * _.join(['a', 'b', 'c'], '~');\n * // => 'a~b~c'\n */\n function join(array, separator) {\n return array == null ? '' : nativeJoin.call(array, separator);\n }\n\n /**\n * Gets the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the last element of `array`.\n * @example\n *\n * _.last([1, 2, 3]);\n * // => 3\n */\n function last(array) {\n var length = array == null ? 0 : array.length;\n return length ? array[length - 1] : undefined;\n }\n\n /**\n * This method is like `_.indexOf` except that it iterates over elements of\n * `array` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.lastIndexOf([1, 2, 1, 2], 2);\n * // => 3\n *\n * // Search from the `fromIndex`.\n * _.lastIndexOf([1, 2, 1, 2], 2, 2);\n * // => 1\n */\n function lastIndexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n return value === value\n ? strictLastIndexOf(array, value, index)\n : baseFindIndex(array, baseIsNaN, index, true);\n }\n\n /**\n * Gets the element at index `n` of `array`. If `n` is negative, the nth\n * element from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.11.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=0] The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n *\n * _.nth(array, 1);\n * // => 'b'\n *\n * _.nth(array, -2);\n * // => 'c';\n */\n function nth(array, n) {\n return (array && array.length) ? baseNth(array, toInteger(n)) : undefined;\n }\n\n /**\n * Removes all given values from `array` using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`\n * to remove elements from an array by predicate.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...*} [values] The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pull(array, 'a', 'c');\n * console.log(array);\n * // => ['b', 'b']\n */\n var pull = baseRest(pullAll);\n\n /**\n * This method is like `_.pull` except that it accepts an array of values to remove.\n *\n * **Note:** Unlike `_.difference`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pullAll(array, ['a', 'c']);\n * console.log(array);\n * // => ['b', 'b']\n */\n function pullAll(array, values) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values)\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `iteratee` which is\n * invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The iteratee is invoked with one argument: (value).\n *\n * **Note:** Unlike `_.differenceBy`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];\n *\n * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');\n * console.log(array);\n * // => [{ 'x': 2 }]\n */\n function pullAllBy(array, values, iteratee) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, getIteratee(iteratee, 2))\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `comparator` which\n * is invoked to compare elements of `array` to `values`. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.differenceWith`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];\n *\n * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);\n * console.log(array);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]\n */\n function pullAllWith(array, values, comparator) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, undefined, comparator)\n : array;\n }\n\n /**\n * Removes elements from `array` corresponding to `indexes` and returns an\n * array of removed elements.\n *\n * **Note:** Unlike `_.at`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...(number|number[])} [indexes] The indexes of elements to remove.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n * var pulled = _.pullAt(array, [1, 3]);\n *\n * console.log(array);\n * // => ['a', 'c']\n *\n * console.log(pulled);\n * // => ['b', 'd']\n */\n var pullAt = flatRest(function(array, indexes) {\n var length = array == null ? 0 : array.length,\n result = baseAt(array, indexes);\n\n basePullAt(array, arrayMap(indexes, function(index) {\n return isIndex(index, length) ? +index : index;\n }).sort(compareAscending));\n\n return result;\n });\n\n /**\n * Removes all elements from `array` that `predicate` returns truthy for\n * and returns an array of the removed elements. The predicate is invoked\n * with three arguments: (value, index, array).\n *\n * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`\n * to pull elements from an array by value.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = [1, 2, 3, 4];\n * var evens = _.remove(array, function(n) {\n * return n % 2 == 0;\n * });\n *\n * console.log(array);\n * // => [1, 3]\n *\n * console.log(evens);\n * // => [2, 4]\n */\n function remove(array, predicate) {\n var result = [];\n if (!(array && array.length)) {\n return result;\n }\n var index = -1,\n indexes = [],\n length = array.length;\n\n predicate = getIteratee(predicate, 3);\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result.push(value);\n indexes.push(index);\n }\n }\n basePullAt(array, indexes);\n return result;\n }\n\n /**\n * Reverses `array` so that the first element becomes the last, the second\n * element becomes the second to last, and so on.\n *\n * **Note:** This method mutates `array` and is based on\n * [`Array#reverse`](https://mdn.io/Array/reverse).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.reverse(array);\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function reverse(array) {\n return array == null ? array : nativeReverse.call(array);\n }\n\n /**\n * Creates a slice of `array` from `start` up to, but not including, `end`.\n *\n * **Note:** This method is used instead of\n * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are\n * returned.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function slice(array, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {\n start = 0;\n end = length;\n }\n else {\n start = start == null ? 0 : toInteger(start);\n end = end === undefined ? length : toInteger(end);\n }\n return baseSlice(array, start, end);\n }\n\n /**\n * Uses a binary search to determine the lowest index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedIndex([30, 50], 40);\n * // => 1\n */\n function sortedIndex(array, value) {\n return baseSortedIndex(array, value);\n }\n\n /**\n * This method is like `_.sortedIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedIndexBy(objects, { 'x': 4 }, 'x');\n * // => 0\n */\n function sortedIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));\n }\n\n /**\n * This method is like `_.indexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedIndexOf([4, 5, 5, 5, 6], 5);\n * // => 1\n */\n function sortedIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value);\n if (index < length && eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.sortedIndex` except that it returns the highest\n * index at which `value` should be inserted into `array` in order to\n * maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedLastIndex([4, 5, 5, 5, 6], 5);\n * // => 4\n */\n function sortedLastIndex(array, value) {\n return baseSortedIndex(array, value, true);\n }\n\n /**\n * This method is like `_.sortedLastIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 1\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');\n * // => 1\n */\n function sortedLastIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);\n }\n\n /**\n * This method is like `_.lastIndexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);\n * // => 3\n */\n function sortedLastIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value, true) - 1;\n if (eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.uniq` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniq([1, 1, 2]);\n * // => [1, 2]\n */\n function sortedUniq(array) {\n return (array && array.length)\n ? baseSortedUniq(array)\n : [];\n }\n\n /**\n * This method is like `_.uniqBy` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);\n * // => [1.1, 2.3]\n */\n function sortedUniqBy(array, iteratee) {\n return (array && array.length)\n ? baseSortedUniq(array, getIteratee(iteratee, 2))\n : [];\n }\n\n /**\n * Gets all but the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.tail([1, 2, 3]);\n * // => [2, 3]\n */\n function tail(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 1, length) : [];\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.take([1, 2, 3]);\n * // => [1]\n *\n * _.take([1, 2, 3], 2);\n * // => [1, 2]\n *\n * _.take([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.take([1, 2, 3], 0);\n * // => []\n */\n function take(array, n, guard) {\n if (!(array && array.length)) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.takeRight([1, 2, 3]);\n * // => [3]\n *\n * _.takeRight([1, 2, 3], 2);\n * // => [2, 3]\n *\n * _.takeRight([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.takeRight([1, 2, 3], 0);\n * // => []\n */\n function takeRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with elements taken from the end. Elements are\n * taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.takeRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeRightWhile(users, ['active', false]);\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeRightWhile(users, 'active');\n * // => []\n */\n function takeRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), false, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` with elements taken from the beginning. Elements\n * are taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.takeWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeWhile(users, ['active', false]);\n * // => objects for ['barney', 'fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeWhile(users, 'active');\n * // => []\n */\n function takeWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3))\n : [];\n }\n\n /**\n * Creates an array of unique values, in order, from all given arrays using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.union([2], [1, 2]);\n * // => [2, 1]\n */\n var union = baseRest(function(arrays) {\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));\n });\n\n /**\n * This method is like `_.union` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which uniqueness is computed. Result values are chosen from the first\n * array in which the value occurs. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.unionBy([2.1], [1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n var unionBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.union` except that it accepts `comparator` which\n * is invoked to compare elements of `arrays`. Result values are chosen from\n * the first array in which the value occurs. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.unionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var unionWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator);\n });\n\n /**\n * Creates a duplicate-free version of an array, using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons, in which only the first occurrence of each element\n * is kept. The order of result values is determined by the order they occur\n * in the array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniq([2, 1, 2]);\n * // => [2, 1]\n */\n function uniq(array) {\n return (array && array.length) ? baseUniq(array) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * uniqueness is computed. The order of result values is determined by the\n * order they occur in the array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniqBy([2.1, 1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n function uniqBy(array, iteratee) {\n return (array && array.length) ? baseUniq(array, getIteratee(iteratee, 2)) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `comparator` which\n * is invoked to compare elements of `array`. The order of result values is\n * determined by the order they occur in the array.The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.uniqWith(objects, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]\n */\n function uniqWith(array, comparator) {\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return (array && array.length) ? baseUniq(array, undefined, comparator) : [];\n }\n\n /**\n * This method is like `_.zip` except that it accepts an array of grouped\n * elements and creates an array regrouping the elements to their pre-zip\n * configuration.\n *\n * @static\n * @memberOf _\n * @since 1.2.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n *\n * _.unzip(zipped);\n * // => [['a', 'b'], [1, 2], [true, false]]\n */\n function unzip(array) {\n if (!(array && array.length)) {\n return [];\n }\n var length = 0;\n array = arrayFilter(array, function(group) {\n if (isArrayLikeObject(group)) {\n length = nativeMax(group.length, length);\n return true;\n }\n });\n return baseTimes(length, function(index) {\n return arrayMap(array, baseProperty(index));\n });\n }\n\n /**\n * This method is like `_.unzip` except that it accepts `iteratee` to specify\n * how regrouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * regrouped values.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip([1, 2], [10, 20], [100, 200]);\n * // => [[1, 10, 100], [2, 20, 200]]\n *\n * _.unzipWith(zipped, _.add);\n * // => [3, 30, 300]\n */\n function unzipWith(array, iteratee) {\n if (!(array && array.length)) {\n return [];\n }\n var result = unzip(array);\n if (iteratee == null) {\n return result;\n }\n return arrayMap(result, function(group) {\n return apply(iteratee, undefined, group);\n });\n }\n\n /**\n * Creates an array excluding all given values using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.pull`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...*} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.xor\n * @example\n *\n * _.without([2, 1, 2, 3], 1, 2);\n * // => [3]\n */\n var without = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, values)\n : [];\n });\n\n /**\n * Creates an array of unique values that is the\n * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)\n * of the given arrays. The order of result values is determined by the order\n * they occur in the arrays.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.without\n * @example\n *\n * _.xor([2, 1], [2, 3]);\n * // => [1, 3]\n */\n var xor = baseRest(function(arrays) {\n return baseXor(arrayFilter(arrays, isArrayLikeObject));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which by which they're compared. The order of result values is determined\n * by the order they occur in the arrays. The iteratee is invoked with one\n * argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2, 3.4]\n *\n * // The `_.property` iteratee shorthand.\n * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var xorBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `comparator` which is\n * invoked to compare elements of `arrays`. The order of result values is\n * determined by the order they occur in the arrays. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.xorWith(objects, others, _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var xorWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);\n });\n\n /**\n * Creates an array of grouped elements, the first of which contains the\n * first elements of the given arrays, the second of which contains the\n * second elements of the given arrays, and so on.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n */\n var zip = baseRest(unzip);\n\n /**\n * This method is like `_.fromPairs` except that it accepts two arrays,\n * one of property identifiers and one of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 0.4.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObject(['a', 'b'], [1, 2]);\n * // => { 'a': 1, 'b': 2 }\n */\n function zipObject(props, values) {\n return baseZipObject(props || [], values || [], assignValue);\n }\n\n /**\n * This method is like `_.zipObject` except that it supports property paths.\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);\n * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }\n */\n function zipObjectDeep(props, values) {\n return baseZipObject(props || [], values || [], baseSet);\n }\n\n /**\n * This method is like `_.zip` except that it accepts `iteratee` to specify\n * how grouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * grouped values.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {\n * return a + b + c;\n * });\n * // => [111, 222]\n */\n var zipWith = baseRest(function(arrays) {\n var length = arrays.length,\n iteratee = length > 1 ? arrays[length - 1] : undefined;\n\n iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined;\n return unzipWith(arrays, iteratee);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` wrapper instance that wraps `value` with explicit method\n * chain sequences enabled. The result of such sequences must be unwrapped\n * with `_#value`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Seq\n * @param {*} value The value to wrap.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'pebbles', 'age': 1 }\n * ];\n *\n * var youngest = _\n * .chain(users)\n * .sortBy('age')\n * .map(function(o) {\n * return o.user + ' is ' + o.age;\n * })\n * .head()\n * .value();\n * // => 'pebbles is 1'\n */\n function chain(value) {\n var result = lodash(value);\n result.__chain__ = true;\n return result;\n }\n\n /**\n * This method invokes `interceptor` and returns `value`. The interceptor\n * is invoked with one argument; (value). The purpose of this method is to\n * \"tap into\" a method chain sequence in order to modify intermediate results.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns `value`.\n * @example\n *\n * _([1, 2, 3])\n * .tap(function(array) {\n * // Mutate input array.\n * array.pop();\n * })\n * .reverse()\n * .value();\n * // => [2, 1]\n */\n function tap(value, interceptor) {\n interceptor(value);\n return value;\n }\n\n /**\n * This method is like `_.tap` except that it returns the result of `interceptor`.\n * The purpose of this method is to \"pass thru\" values replacing intermediate\n * results in a method chain sequence.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns the result of `interceptor`.\n * @example\n *\n * _(' abc ')\n * .chain()\n * .trim()\n * .thru(function(value) {\n * return [value];\n * })\n * .value();\n * // => ['abc']\n */\n function thru(value, interceptor) {\n return interceptor(value);\n }\n\n /**\n * This method is the wrapper version of `_.at`.\n *\n * @name at\n * @memberOf _\n * @since 1.0.0\n * @category Seq\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _(object).at(['a[0].b.c', 'a[1]']).value();\n * // => [3, 4]\n */\n var wrapperAt = flatRest(function(paths) {\n var length = paths.length,\n start = length ? paths[0] : 0,\n value = this.__wrapped__,\n interceptor = function(object) { return baseAt(object, paths); };\n\n if (length > 1 || this.__actions__.length ||\n !(value instanceof LazyWrapper) || !isIndex(start)) {\n return this.thru(interceptor);\n }\n value = value.slice(start, +start + (length ? 1 : 0));\n value.__actions__.push({\n 'func': thru,\n 'args': [interceptor],\n 'thisArg': undefined\n });\n return new LodashWrapper(value, this.__chain__).thru(function(array) {\n if (length && !array.length) {\n array.push(undefined);\n }\n return array;\n });\n });\n\n /**\n * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.\n *\n * @name chain\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 }\n * ];\n *\n * // A sequence without explicit chaining.\n * _(users).head();\n * // => { 'user': 'barney', 'age': 36 }\n *\n * // A sequence with explicit chaining.\n * _(users)\n * .chain()\n * .head()\n * .pick('user')\n * .value();\n * // => { 'user': 'barney' }\n */\n function wrapperChain() {\n return chain(this);\n }\n\n /**\n * Executes the chain sequence and returns the wrapped result.\n *\n * @name commit\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2];\n * var wrapped = _(array).push(3);\n *\n * console.log(array);\n * // => [1, 2]\n *\n * wrapped = wrapped.commit();\n * console.log(array);\n * // => [1, 2, 3]\n *\n * wrapped.last();\n * // => 3\n *\n * console.log(array);\n * // => [1, 2, 3]\n */\n function wrapperCommit() {\n return new LodashWrapper(this.value(), this.__chain__);\n }\n\n /**\n * Gets the next value on a wrapped object following the\n * [iterator protocol](https://mdn.io/iteration_protocols#iterator).\n *\n * @name next\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the next iterator value.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 1 }\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 2 }\n *\n * wrapped.next();\n * // => { 'done': true, 'value': undefined }\n */\n function wrapperNext() {\n if (this.__values__ === undefined) {\n this.__values__ = toArray(this.value());\n }\n var done = this.__index__ >= this.__values__.length,\n value = done ? undefined : this.__values__[this.__index__++];\n\n return { 'done': done, 'value': value };\n }\n\n /**\n * Enables the wrapper to be iterable.\n *\n * @name Symbol.iterator\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the wrapper object.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped[Symbol.iterator]() === wrapped;\n * // => true\n *\n * Array.from(wrapped);\n * // => [1, 2]\n */\n function wrapperToIterator() {\n return this;\n }\n\n /**\n * Creates a clone of the chain sequence planting `value` as the wrapped value.\n *\n * @name plant\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @param {*} value The value to plant.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2]).map(square);\n * var other = wrapped.plant([3, 4]);\n *\n * other.value();\n * // => [9, 16]\n *\n * wrapped.value();\n * // => [1, 4]\n */\n function wrapperPlant(value) {\n var result,\n parent = this;\n\n while (parent instanceof baseLodash) {\n var clone = wrapperClone(parent);\n clone.__index__ = 0;\n clone.__values__ = undefined;\n if (result) {\n previous.__wrapped__ = clone;\n } else {\n result = clone;\n }\n var previous = clone;\n parent = parent.__wrapped__;\n }\n previous.__wrapped__ = value;\n return result;\n }\n\n /**\n * This method is the wrapper version of `_.reverse`.\n *\n * **Note:** This method mutates the wrapped array.\n *\n * @name reverse\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _(array).reverse().value()\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function wrapperReverse() {\n var value = this.__wrapped__;\n if (value instanceof LazyWrapper) {\n var wrapped = value;\n if (this.__actions__.length) {\n wrapped = new LazyWrapper(this);\n }\n wrapped = wrapped.reverse();\n wrapped.__actions__.push({\n 'func': thru,\n 'args': [reverse],\n 'thisArg': undefined\n });\n return new LodashWrapper(wrapped, this.__chain__);\n }\n return this.thru(reverse);\n }\n\n /**\n * Executes the chain sequence to resolve the unwrapped value.\n *\n * @name value\n * @memberOf _\n * @since 0.1.0\n * @alias toJSON, valueOf\n * @category Seq\n * @returns {*} Returns the resolved unwrapped value.\n * @example\n *\n * _([1, 2, 3]).value();\n * // => [1, 2, 3]\n */\n function wrapperValue() {\n return baseWrapperValue(this.__wrapped__, this.__actions__);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the number of times the key was returned by `iteratee`. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.countBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': 1, '6': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.countBy(['one', 'two', 'three'], 'length');\n * // => { '3': 2, '5': 1 }\n */\n var countBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n ++result[key];\n } else {\n baseAssignValue(result, key, 1);\n }\n });\n\n /**\n * Checks if `predicate` returns truthy for **all** elements of `collection`.\n * Iteration is stopped once `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * **Note:** This method returns `true` for\n * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because\n * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of\n * elements of empty collections.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n * @example\n *\n * _.every([true, 1, null, 'yes'], Boolean);\n * // => false\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.every(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.every(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.every(users, 'active');\n * // => false\n */\n function every(collection, predicate, guard) {\n var func = isArray(collection) ? arrayEvery : baseEvery;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning an array of all elements\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * **Note:** Unlike `_.remove`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.reject\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * _.filter(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, { 'age': 36, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.filter(users, 'active');\n * // => objects for ['barney']\n */\n function filter(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning the first element\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false },\n * { 'user': 'pebbles', 'age': 1, 'active': true }\n * ];\n *\n * _.find(users, function(o) { return o.age < 40; });\n * // => object for 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.find(users, { 'age': 1, 'active': true });\n * // => object for 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.find(users, ['active', false]);\n * // => object for 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.find(users, 'active');\n * // => object for 'barney'\n */\n var find = createFind(findIndex);\n\n /**\n * This method is like `_.find` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=collection.length-1] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * _.findLast([1, 2, 3, 4], function(n) {\n * return n % 2 == 1;\n * });\n * // => 3\n */\n var findLast = createFind(findLastIndex);\n\n /**\n * Creates a flattened array of values by running each element in `collection`\n * thru `iteratee` and flattening the mapped results. The iteratee is invoked\n * with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [n, n];\n * }\n *\n * _.flatMap([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMap(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), 1);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDeep([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMapDeep(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), INFINITY);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDepth([1, 2], duplicate, 2);\n * // => [[1, 1], [2, 2]]\n */\n function flatMapDepth(collection, iteratee, depth) {\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(map(collection, iteratee), depth);\n }\n\n /**\n * Iterates over elements of `collection` and invokes `iteratee` for each element.\n * The iteratee is invoked with three arguments: (value, index|key, collection).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * **Note:** As with other \"Collections\" methods, objects with a \"length\"\n * property are iterated like arrays. To avoid this behavior use `_.forIn`\n * or `_.forOwn` for object iteration.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias each\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEachRight\n * @example\n *\n * _.forEach([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `1` then `2`.\n *\n * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forEach(collection, iteratee) {\n var func = isArray(collection) ? arrayEach : baseEach;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forEach` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @alias eachRight\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEach\n * @example\n *\n * _.forEachRight([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `2` then `1`.\n */\n function forEachRight(collection, iteratee) {\n var func = isArray(collection) ? arrayEachRight : baseEachRight;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The order of grouped values\n * is determined by the order they occur in `collection`. The corresponding\n * value of each key is an array of elements responsible for generating the\n * key. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.groupBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': [4.2], '6': [6.1, 6.3] }\n *\n * // The `_.property` iteratee shorthand.\n * _.groupBy(['one', 'two', 'three'], 'length');\n * // => { '3': ['one', 'two'], '5': ['three'] }\n */\n var groupBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n result[key].push(value);\n } else {\n baseAssignValue(result, key, [value]);\n }\n });\n\n /**\n * Checks if `value` is in `collection`. If `collection` is a string, it's\n * checked for a substring of `value`, otherwise\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * is used for equality comparisons. If `fromIndex` is negative, it's used as\n * the offset from the end of `collection`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {boolean} Returns `true` if `value` is found, else `false`.\n * @example\n *\n * _.includes([1, 2, 3], 1);\n * // => true\n *\n * _.includes([1, 2, 3], 1, 2);\n * // => false\n *\n * _.includes({ 'a': 1, 'b': 2 }, 1);\n * // => true\n *\n * _.includes('abcd', 'bc');\n * // => true\n */\n function includes(collection, value, fromIndex, guard) {\n collection = isArrayLike(collection) ? collection : values(collection);\n fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0;\n\n var length = collection.length;\n if (fromIndex < 0) {\n fromIndex = nativeMax(length + fromIndex, 0);\n }\n return isString(collection)\n ? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1)\n : (!!length && baseIndexOf(collection, value, fromIndex) > -1);\n }\n\n /**\n * Invokes the method at `path` of each element in `collection`, returning\n * an array of the results of each invoked method. Any additional arguments\n * are provided to each invoked method. If `path` is a function, it's invoked\n * for, and `this` bound to, each element in `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array|Function|string} path The path of the method to invoke or\n * the function invoked per iteration.\n * @param {...*} [args] The arguments to invoke each method with.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');\n * // => [[1, 5, 7], [1, 2, 3]]\n *\n * _.invokeMap([123, 456], String.prototype.split, '');\n * // => [['1', '2', '3'], ['4', '5', '6']]\n */\n var invokeMap = baseRest(function(collection, path, args) {\n var index = -1,\n isFunc = typeof path == 'function',\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value) {\n result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);\n });\n return result;\n });\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the last element responsible for generating the key. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * var array = [\n * { 'dir': 'left', 'code': 97 },\n * { 'dir': 'right', 'code': 100 }\n * ];\n *\n * _.keyBy(array, function(o) {\n * return String.fromCharCode(o.code);\n * });\n * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }\n *\n * _.keyBy(array, 'dir');\n * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }\n */\n var keyBy = createAggregator(function(result, value, key) {\n baseAssignValue(result, key, value);\n });\n\n /**\n * Creates an array of values by running each element in `collection` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.\n *\n * The guarded methods are:\n * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,\n * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,\n * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,\n * `template`, `trim`, `trimEnd`, `trimStart`, and `words`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * _.map([4, 8], square);\n * // => [16, 64]\n *\n * _.map({ 'a': 4, 'b': 8 }, square);\n * // => [16, 64] (iteration order is not guaranteed)\n *\n * var users = [\n * { 'user': 'barney' },\n * { 'user': 'fred' }\n * ];\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, 'user');\n * // => ['barney', 'fred']\n */\n function map(collection, iteratee) {\n var func = isArray(collection) ? arrayMap : baseMap;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.sortBy` except that it allows specifying the sort\n * orders of the iteratees to sort by. If `orders` is unspecified, all values\n * are sorted in ascending order. Otherwise, specify an order of \"desc\" for\n * descending or \"asc\" for ascending sort order of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @param {string[]} [orders] The sort orders of `iteratees`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 34 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 36 }\n * ];\n *\n * // Sort by `user` in ascending order and by `age` in descending order.\n * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n */\n function orderBy(collection, iteratees, orders, guard) {\n if (collection == null) {\n return [];\n }\n if (!isArray(iteratees)) {\n iteratees = iteratees == null ? [] : [iteratees];\n }\n orders = guard ? undefined : orders;\n if (!isArray(orders)) {\n orders = orders == null ? [] : [orders];\n }\n return baseOrderBy(collection, iteratees, orders);\n }\n\n /**\n * Creates an array of elements split into two groups, the first of which\n * contains elements `predicate` returns truthy for, the second of which\n * contains elements `predicate` returns falsey for. The predicate is\n * invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of grouped elements.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true },\n * { 'user': 'pebbles', 'age': 1, 'active': false }\n * ];\n *\n * _.partition(users, function(o) { return o.active; });\n * // => objects for [['fred'], ['barney', 'pebbles']]\n *\n * // The `_.matches` iteratee shorthand.\n * _.partition(users, { 'age': 1, 'active': false });\n * // => objects for [['pebbles'], ['barney', 'fred']]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.partition(users, ['active', false]);\n * // => objects for [['barney', 'pebbles'], ['fred']]\n *\n * // The `_.property` iteratee shorthand.\n * _.partition(users, 'active');\n * // => objects for [['fred'], ['barney', 'pebbles']]\n */\n var partition = createAggregator(function(result, value, key) {\n result[key ? 0 : 1].push(value);\n }, function() { return [[], []]; });\n\n /**\n * Reduces `collection` to a value which is the accumulated result of running\n * each element in `collection` thru `iteratee`, where each successive\n * invocation is supplied the return value of the previous. If `accumulator`\n * is not given, the first element of `collection` is used as the initial\n * value. The iteratee is invoked with four arguments:\n * (accumulator, value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.reduce`, `_.reduceRight`, and `_.transform`.\n *\n * The guarded methods are:\n * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,\n * and `sortBy`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduceRight\n * @example\n *\n * _.reduce([1, 2], function(sum, n) {\n * return sum + n;\n * }, 0);\n * // => 3\n *\n * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * return result;\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)\n */\n function reduce(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduce : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);\n }\n\n /**\n * This method is like `_.reduce` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduce\n * @example\n *\n * var array = [[0, 1], [2, 3], [4, 5]];\n *\n * _.reduceRight(array, function(flattened, other) {\n * return flattened.concat(other);\n * }, []);\n * // => [4, 5, 2, 3, 0, 1]\n */\n function reduceRight(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduceRight : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);\n }\n\n /**\n * The opposite of `_.filter`; this method returns the elements of `collection`\n * that `predicate` does **not** return truthy for.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.filter\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true }\n * ];\n *\n * _.reject(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.reject(users, { 'age': 40, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.reject(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.reject(users, 'active');\n * // => objects for ['barney']\n */\n function reject(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, negate(getIteratee(predicate, 3)));\n }\n\n /**\n * Gets a random element from `collection`.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n * @example\n *\n * _.sample([1, 2, 3, 4]);\n * // => 2\n */\n function sample(collection) {\n var func = isArray(collection) ? arraySample : baseSample;\n return func(collection);\n }\n\n /**\n * Gets `n` random elements at unique keys from `collection` up to the\n * size of `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @param {number} [n=1] The number of elements to sample.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the random elements.\n * @example\n *\n * _.sampleSize([1, 2, 3], 2);\n * // => [3, 1]\n *\n * _.sampleSize([1, 2, 3], 4);\n * // => [2, 3, 1]\n */\n function sampleSize(collection, n, guard) {\n if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n var func = isArray(collection) ? arraySampleSize : baseSampleSize;\n return func(collection, n);\n }\n\n /**\n * Creates an array of shuffled values, using a version of the\n * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n * @example\n *\n * _.shuffle([1, 2, 3, 4]);\n * // => [4, 1, 3, 2]\n */\n function shuffle(collection) {\n var func = isArray(collection) ? arrayShuffle : baseShuffle;\n return func(collection);\n }\n\n /**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\n function size(collection) {\n if (collection == null) {\n return 0;\n }\n if (isArrayLike(collection)) {\n return isString(collection) ? stringSize(collection) : collection.length;\n }\n var tag = getTag(collection);\n if (tag == mapTag || tag == setTag) {\n return collection.size;\n }\n return baseKeys(collection).length;\n }\n\n /**\n * Checks if `predicate` returns truthy for **any** element of `collection`.\n * Iteration is stopped once `predicate` returns truthy. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n * @example\n *\n * _.some([null, 0, 'yes', false], Boolean);\n * // => true\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.some(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.some(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.some(users, 'active');\n * // => true\n */\n function some(collection, predicate, guard) {\n var func = isArray(collection) ? arraySome : baseSome;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Creates an array of elements, sorted in ascending order by the results of\n * running each element in a collection thru each iteratee. This method\n * performs a stable sort, that is, it preserves the original sort order of\n * equal elements. The iteratees are invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 34 }\n * ];\n *\n * _.sortBy(users, [function(o) { return o.user; }]);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n *\n * _.sortBy(users, ['user', 'age']);\n * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]]\n */\n var sortBy = baseRest(function(collection, iteratees) {\n if (collection == null) {\n return [];\n }\n var length = iteratees.length;\n if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {\n iteratees = [];\n } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {\n iteratees = [iteratees[0]];\n }\n return baseOrderBy(collection, baseFlatten(iteratees, 1), []);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n * console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\n var now = ctxNow || function() {\n return root.Date.now();\n };\n\n /*------------------------------------------------------------------------*/\n\n /**\n * The opposite of `_.before`; this method creates a function that invokes\n * `func` once it's called `n` or more times.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {number} n The number of calls before `func` is invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var saves = ['profile', 'settings'];\n *\n * var done = _.after(saves.length, function() {\n * console.log('done saving!');\n * });\n *\n * _.forEach(saves, function(type) {\n * asyncSave({ 'type': type, 'complete': done });\n * });\n * // => Logs 'done saving!' after the two async saves have completed.\n */\n function after(n, func) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n < 1) {\n return func.apply(this, arguments);\n }\n };\n }\n\n /**\n * Creates a function that invokes `func`, with up to `n` arguments,\n * ignoring any additional arguments.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @param {number} [n=func.length] The arity cap.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.ary(parseInt, 1));\n * // => [6, 8, 10]\n */\n function ary(func, n, guard) {\n n = guard ? undefined : n;\n n = (func && n == null) ? func.length : n;\n return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);\n }\n\n /**\n * Creates a function that invokes `func`, with the `this` binding and arguments\n * of the created function, while it's called less than `n` times. Subsequent\n * calls to the created function return the result of the last `func` invocation.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {number} n The number of calls at which `func` is no longer invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * jQuery(element).on('click', _.before(5, addContactToList));\n * // => Allows adding up to 4 contacts to the list.\n */\n function before(n, func) {\n var result;\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n > 0) {\n result = func.apply(this, arguments);\n }\n if (n <= 1) {\n func = undefined;\n }\n return result;\n };\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of `thisArg`\n * and `partials` prepended to the arguments it receives.\n *\n * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for partially applied arguments.\n *\n * **Note:** Unlike native `Function#bind`, this method doesn't set the \"length\"\n * property of bound functions.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to bind.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * function greet(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n *\n * var object = { 'user': 'fred' };\n *\n * var bound = _.bind(greet, object, 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bind(greet, object, _, '!');\n * bound('hi');\n * // => 'hi fred!'\n */\n var bind = baseRest(function(func, thisArg, partials) {\n var bitmask = WRAP_BIND_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bind));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(func, bitmask, thisArg, partials, holders);\n });\n\n /**\n * Creates a function that invokes the method at `object[key]` with `partials`\n * prepended to the arguments it receives.\n *\n * This method differs from `_.bind` by allowing bound functions to reference\n * methods that may be redefined or don't yet exist. See\n * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)\n * for more details.\n *\n * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Function\n * @param {Object} object The object to invoke the method on.\n * @param {string} key The key of the method.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * var object = {\n * 'user': 'fred',\n * 'greet': function(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n * };\n *\n * var bound = _.bindKey(object, 'greet', 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * object.greet = function(greeting, punctuation) {\n * return greeting + 'ya ' + this.user + punctuation;\n * };\n *\n * bound('!');\n * // => 'hiya fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bindKey(object, 'greet', _, '!');\n * bound('hi');\n * // => 'hiya fred!'\n */\n var bindKey = baseRest(function(object, key, partials) {\n var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bindKey));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(key, bitmask, object, partials, holders);\n });\n\n /**\n * Creates a function that accepts arguments of `func` and either invokes\n * `func` returning its result, if at least `arity` number of arguments have\n * been provided, or returns a function that accepts the remaining `func`\n * arguments, and so on. The arity of `func` may be specified if `func.length`\n * is not sufficient.\n *\n * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curry(abc);\n *\n * curried(1)(2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(1)(_, 3)(2);\n * // => [1, 2, 3]\n */\n function curry(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curry.placeholder;\n return result;\n }\n\n /**\n * This method is like `_.curry` except that arguments are applied to `func`\n * in the manner of `_.partialRight` instead of `_.partial`.\n *\n * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curryRight(abc);\n *\n * curried(3)(2)(1);\n * // => [1, 2, 3]\n *\n * curried(2, 3)(1);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(3)(1, _)(2);\n * // => [1, 2, 3]\n */\n function curryRight(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curryRight.placeholder;\n return result;\n }\n\n /**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n * Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n * The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n * 'leading': true,\n * 'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\n function debounce(func, wait, options) {\n var lastArgs,\n lastThis,\n maxWait,\n result,\n timerId,\n lastCallTime,\n lastInvokeTime = 0,\n leading = false,\n maxing = false,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n wait = toNumber(wait) || 0;\n if (isObject(options)) {\n leading = !!options.leading;\n maxing = 'maxWait' in options;\n maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n function invokeFunc(time) {\n var args = lastArgs,\n thisArg = lastThis;\n\n lastArgs = lastThis = undefined;\n lastInvokeTime = time;\n result = func.apply(thisArg, args);\n return result;\n }\n\n function leadingEdge(time) {\n // Reset any `maxWait` timer.\n lastInvokeTime = time;\n // Start the timer for the trailing edge.\n timerId = setTimeout(timerExpired, wait);\n // Invoke the leading edge.\n return leading ? invokeFunc(time) : result;\n }\n\n function remainingWait(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime,\n timeWaiting = wait - timeSinceLastCall;\n\n return maxing\n ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke)\n : timeWaiting;\n }\n\n function shouldInvoke(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime;\n\n // Either this is the first call, activity has stopped and we're at the\n // trailing edge, the system time has gone backwards and we're treating\n // it as the trailing edge, or we've hit the `maxWait` limit.\n return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||\n (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));\n }\n\n function timerExpired() {\n var time = now();\n if (shouldInvoke(time)) {\n return trailingEdge(time);\n }\n // Restart the timer.\n timerId = setTimeout(timerExpired, remainingWait(time));\n }\n\n function trailingEdge(time) {\n timerId = undefined;\n\n // Only invoke if we have `lastArgs` which means `func` has been\n // debounced at least once.\n if (trailing && lastArgs) {\n return invokeFunc(time);\n }\n lastArgs = lastThis = undefined;\n return result;\n }\n\n function cancel() {\n if (timerId !== undefined) {\n clearTimeout(timerId);\n }\n lastInvokeTime = 0;\n lastArgs = lastCallTime = lastThis = timerId = undefined;\n }\n\n function flush() {\n return timerId === undefined ? result : trailingEdge(now());\n }\n\n function debounced() {\n var time = now(),\n isInvoking = shouldInvoke(time);\n\n lastArgs = arguments;\n lastThis = this;\n lastCallTime = time;\n\n if (isInvoking) {\n if (timerId === undefined) {\n return leadingEdge(lastCallTime);\n }\n if (maxing) {\n // Handle invocations in a tight loop.\n clearTimeout(timerId);\n timerId = setTimeout(timerExpired, wait);\n return invokeFunc(lastCallTime);\n }\n }\n if (timerId === undefined) {\n timerId = setTimeout(timerExpired, wait);\n }\n return result;\n }\n debounced.cancel = cancel;\n debounced.flush = flush;\n return debounced;\n }\n\n /**\n * Defers invoking the `func` until the current call stack has cleared. Any\n * additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to defer.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.defer(function(text) {\n * console.log(text);\n * }, 'deferred');\n * // => Logs 'deferred' after one millisecond.\n */\n var defer = baseRest(function(func, args) {\n return baseDelay(func, 1, args);\n });\n\n /**\n * Invokes `func` after `wait` milliseconds. Any additional arguments are\n * provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.delay(function(text) {\n * console.log(text);\n * }, 1000, 'later');\n * // => Logs 'later' after one second.\n */\n var delay = baseRest(function(func, wait, args) {\n return baseDelay(func, toNumber(wait) || 0, args);\n });\n\n /**\n * Creates a function that invokes `func` with arguments reversed.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to flip arguments for.\n * @returns {Function} Returns the new flipped function.\n * @example\n *\n * var flipped = _.flip(function() {\n * return _.toArray(arguments);\n * });\n *\n * flipped('a', 'b', 'c', 'd');\n * // => ['d', 'c', 'b', 'a']\n */\n function flip(func) {\n return createWrap(func, WRAP_FLIP_FLAG);\n }\n\n /**\n * Creates a function that memoizes the result of `func`. If `resolver` is\n * provided, it determines the cache key for storing the result based on the\n * arguments provided to the memoized function. By default, the first argument\n * provided to the memoized function is used as the map cache key. The `func`\n * is invoked with the `this` binding of the memoized function.\n *\n * **Note:** The cache is exposed as the `cache` property on the memoized\n * function. Its creation may be customized by replacing the `_.memoize.Cache`\n * constructor with one whose instances implement the\n * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)\n * method interface of `clear`, `delete`, `get`, `has`, and `set`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to have its output memoized.\n * @param {Function} [resolver] The function to resolve the cache key.\n * @returns {Function} Returns the new memoized function.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n * var other = { 'c': 3, 'd': 4 };\n *\n * var values = _.memoize(_.values);\n * values(object);\n * // => [1, 2]\n *\n * values(other);\n * // => [3, 4]\n *\n * object.a = 2;\n * values(object);\n * // => [1, 2]\n *\n * // Modify the result cache.\n * values.cache.set(object, ['a', 'b']);\n * values(object);\n * // => ['a', 'b']\n *\n * // Replace `_.memoize.Cache`.\n * _.memoize.Cache = WeakMap;\n */\n function memoize(func, resolver) {\n if (typeof func != 'function' || (resolver != null && typeof resolver != 'function')) {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var memoized = function() {\n var args = arguments,\n key = resolver ? resolver.apply(this, args) : args[0],\n cache = memoized.cache;\n\n if (cache.has(key)) {\n return cache.get(key);\n }\n var result = func.apply(this, args);\n memoized.cache = cache.set(key, result) || cache;\n return result;\n };\n memoized.cache = new (memoize.Cache || MapCache);\n return memoized;\n }\n\n // Expose `MapCache`.\n memoize.Cache = MapCache;\n\n /**\n * Creates a function that negates the result of the predicate `func`. The\n * `func` predicate is invoked with the `this` binding and arguments of the\n * created function.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} predicate The predicate to negate.\n * @returns {Function} Returns the new negated function.\n * @example\n *\n * function isEven(n) {\n * return n % 2 == 0;\n * }\n *\n * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));\n * // => [1, 3, 5]\n */\n function negate(predicate) {\n if (typeof predicate != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return function() {\n var args = arguments;\n switch (args.length) {\n case 0: return !predicate.call(this);\n case 1: return !predicate.call(this, args[0]);\n case 2: return !predicate.call(this, args[0], args[1]);\n case 3: return !predicate.call(this, args[0], args[1], args[2]);\n }\n return !predicate.apply(this, args);\n };\n }\n\n /**\n * Creates a function that is restricted to invoking `func` once. Repeat calls\n * to the function return the value of the first invocation. The `func` is\n * invoked with the `this` binding and arguments of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var initialize = _.once(createApplication);\n * initialize();\n * initialize();\n * // => `createApplication` is invoked once\n */\n function once(func) {\n return before(2, func);\n }\n\n /**\n * Creates a function that invokes `func` with its arguments transformed.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Function\n * @param {Function} func The function to wrap.\n * @param {...(Function|Function[])} [transforms=[_.identity]]\n * The argument transforms.\n * @returns {Function} Returns the new function.\n * @example\n *\n * function doubled(n) {\n * return n * 2;\n * }\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var func = _.overArgs(function(x, y) {\n * return [x, y];\n * }, [square, doubled]);\n *\n * func(9, 3);\n * // => [81, 6]\n *\n * func(10, 5);\n * // => [100, 10]\n */\n var overArgs = castRest(function(func, transforms) {\n transforms = (transforms.length == 1 && isArray(transforms[0]))\n ? arrayMap(transforms[0], baseUnary(getIteratee()))\n : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));\n\n var funcsLength = transforms.length;\n return baseRest(function(args) {\n var index = -1,\n length = nativeMin(args.length, funcsLength);\n\n while (++index < length) {\n args[index] = transforms[index].call(this, args[index]);\n }\n return apply(func, this, args);\n });\n });\n\n /**\n * Creates a function that invokes `func` with `partials` prepended to the\n * arguments it receives. This method is like `_.bind` except it does **not**\n * alter the `this` binding.\n *\n * The `_.partial.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 0.2.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var sayHelloTo = _.partial(greet, 'hello');\n * sayHelloTo('fred');\n * // => 'hello fred'\n *\n * // Partially applied with placeholders.\n * var greetFred = _.partial(greet, _, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n */\n var partial = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partial));\n return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders);\n });\n\n /**\n * This method is like `_.partial` except that partially applied arguments\n * are appended to the arguments it receives.\n *\n * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var greetFred = _.partialRight(greet, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n *\n * // Partially applied with placeholders.\n * var sayHelloTo = _.partialRight(greet, 'hello', _);\n * sayHelloTo('fred');\n * // => 'hello fred'\n */\n var partialRight = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partialRight));\n return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders);\n });\n\n /**\n * Creates a function that invokes `func` with arguments arranged according\n * to the specified `indexes` where the argument value at the first index is\n * provided as the first argument, the argument value at the second index is\n * provided as the second argument, and so on.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to rearrange arguments for.\n * @param {...(number|number[])} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var rearged = _.rearg(function(a, b, c) {\n * return [a, b, c];\n * }, [2, 0, 1]);\n *\n * rearged('b', 'c', 'a')\n * // => ['a', 'b', 'c']\n */\n var rearg = flatRest(function(func, indexes) {\n return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);\n });\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * created function and arguments from `start` and beyond provided as\n * an array.\n *\n * **Note:** This method is based on the\n * [rest parameter](https://mdn.io/rest_parameters).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.rest(function(what, names) {\n * return what + ' ' + _.initial(names).join(', ') +\n * (_.size(names) > 1 ? ', & ' : '') + _.last(names);\n * });\n *\n * say('hello', 'fred', 'barney', 'pebbles');\n * // => 'hello fred, barney, & pebbles'\n */\n function rest(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start === undefined ? start : toInteger(start);\n return baseRest(func, start);\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * create function and an array of arguments much like\n * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).\n *\n * **Note:** This method is based on the\n * [spread operator](https://mdn.io/spread_operator).\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Function\n * @param {Function} func The function to spread arguments over.\n * @param {number} [start=0] The start position of the spread.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.spread(function(who, what) {\n * return who + ' says ' + what;\n * });\n *\n * say(['fred', 'hello']);\n * // => 'fred says hello'\n *\n * var numbers = Promise.all([\n * Promise.resolve(40),\n * Promise.resolve(36)\n * ]);\n *\n * numbers.then(_.spread(function(x, y) {\n * return x + y;\n * }));\n * // => a Promise of 76\n */\n function spread(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start == null ? 0 : nativeMax(toInteger(start), 0);\n return baseRest(function(args) {\n var array = args[start],\n otherArgs = castSlice(args, 0, start);\n\n if (array) {\n arrayPush(otherArgs, array);\n }\n return apply(func, this, otherArgs);\n });\n }\n\n /**\n * Creates a throttled function that only invokes `func` at most once per\n * every `wait` milliseconds. The throttled function comes with a `cancel`\n * method to cancel delayed `func` invocations and a `flush` method to\n * immediately invoke them. Provide `options` to indicate whether `func`\n * should be invoked on the leading and/or trailing edge of the `wait`\n * timeout. The `func` is invoked with the last arguments provided to the\n * throttled function. Subsequent calls to the throttled function return the\n * result of the last `func` invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the throttled function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.throttle` and `_.debounce`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to throttle.\n * @param {number} [wait=0] The number of milliseconds to throttle invocations to.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=true]\n * Specify invoking on the leading edge of the timeout.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new throttled function.\n * @example\n *\n * // Avoid excessively updating the position while scrolling.\n * jQuery(window).on('scroll', _.throttle(updatePosition, 100));\n *\n * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.\n * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });\n * jQuery(element).on('click', throttled);\n *\n * // Cancel the trailing throttled invocation.\n * jQuery(window).on('popstate', throttled.cancel);\n */\n function throttle(func, wait, options) {\n var leading = true,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (isObject(options)) {\n leading = 'leading' in options ? !!options.leading : leading;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n return debounce(func, wait, {\n 'leading': leading,\n 'maxWait': wait,\n 'trailing': trailing\n });\n }\n\n /**\n * Creates a function that accepts up to one argument, ignoring any\n * additional arguments.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.unary(parseInt));\n * // => [6, 8, 10]\n */\n function unary(func) {\n return ary(func, 1);\n }\n\n /**\n * Creates a function that provides `value` to `wrapper` as its first\n * argument. Any additional arguments provided to the function are appended\n * to those provided to the `wrapper`. The wrapper is invoked with the `this`\n * binding of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {*} value The value to wrap.\n * @param {Function} [wrapper=identity] The wrapper function.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var p = _.wrap(_.escape, function(func, text) {\n * return '

    ' + func(text) + '

    ';\n * });\n *\n * p('fred, barney, & pebbles');\n * // => '

    fred, barney, & pebbles

    '\n */\n function wrap(value, wrapper) {\n return partial(castFunction(wrapper), value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Casts `value` as an array if it's not one.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Lang\n * @param {*} value The value to inspect.\n * @returns {Array} Returns the cast array.\n * @example\n *\n * _.castArray(1);\n * // => [1]\n *\n * _.castArray({ 'a': 1 });\n * // => [{ 'a': 1 }]\n *\n * _.castArray('abc');\n * // => ['abc']\n *\n * _.castArray(null);\n * // => [null]\n *\n * _.castArray(undefined);\n * // => [undefined]\n *\n * _.castArray();\n * // => []\n *\n * var array = [1, 2, 3];\n * console.log(_.castArray(array) === array);\n * // => true\n */\n function castArray() {\n if (!arguments.length) {\n return [];\n }\n var value = arguments[0];\n return isArray(value) ? value : [value];\n }\n\n /**\n * Creates a shallow clone of `value`.\n *\n * **Note:** This method is loosely based on the\n * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)\n * and supports cloning arrays, array buffers, booleans, date objects, maps,\n * numbers, `Object` objects, regexes, sets, strings, symbols, and typed\n * arrays. The own enumerable properties of `arguments` objects are cloned\n * as plain objects. An empty object is returned for uncloneable values such\n * as error objects, functions, DOM nodes, and WeakMaps.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to clone.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeep\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var shallow = _.clone(objects);\n * console.log(shallow[0] === objects[0]);\n * // => true\n */\n function clone(value) {\n return baseClone(value, CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.clone` except that it accepts `customizer` which\n * is invoked to produce the cloned value. If `customizer` returns `undefined`,\n * cloning is handled by the method instead. The `customizer` is invoked with\n * up to four arguments; (value [, index|key, object, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeepWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(false);\n * }\n * }\n *\n * var el = _.cloneWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 0\n */\n function cloneWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n function cloneDeep(value) {\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.cloneWith` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the deep cloned value.\n * @see _.cloneWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(true);\n * }\n * }\n *\n * var el = _.cloneDeepWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 20\n */\n function cloneDeepWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * Checks if `object` conforms to `source` by invoking the predicate\n * properties of `source` with the corresponding property values of `object`.\n *\n * **Note:** This method is equivalent to `_.conforms` when `source` is\n * partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 1; } });\n * // => true\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 2; } });\n * // => false\n */\n function conformsTo(object, source) {\n return source == null || baseConformsTo(object, source, keys(source));\n }\n\n /**\n * Performs a\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * comparison between two values to determine if they are equivalent.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.eq(object, object);\n * // => true\n *\n * _.eq(object, other);\n * // => false\n *\n * _.eq('a', 'a');\n * // => true\n *\n * _.eq('a', Object('a'));\n * // => false\n *\n * _.eq(NaN, NaN);\n * // => true\n */\n function eq(value, other) {\n return value === other || (value !== value && other !== other);\n }\n\n /**\n * Checks if `value` is greater than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n * @see _.lt\n * @example\n *\n * _.gt(3, 1);\n * // => true\n *\n * _.gt(3, 3);\n * // => false\n *\n * _.gt(1, 3);\n * // => false\n */\n var gt = createRelationalOperation(baseGt);\n\n /**\n * Checks if `value` is greater than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than or equal to\n * `other`, else `false`.\n * @see _.lte\n * @example\n *\n * _.gte(3, 1);\n * // => true\n *\n * _.gte(3, 3);\n * // => true\n *\n * _.gte(1, 3);\n * // => false\n */\n var gte = createRelationalOperation(function(value, other) {\n return value >= other;\n });\n\n /**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n * else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\n var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&\n !propertyIsEnumerable.call(value, 'callee');\n };\n\n /**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\n var isArray = Array.isArray;\n\n /**\n * Checks if `value` is classified as an `ArrayBuffer` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n * @example\n *\n * _.isArrayBuffer(new ArrayBuffer(2));\n * // => true\n *\n * _.isArrayBuffer(new Array(2));\n * // => false\n */\n var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;\n\n /**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\n function isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\n }\n\n /**\n * This method is like `_.isArrayLike` except that it also checks if `value`\n * is an object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array-like object,\n * else `false`.\n * @example\n *\n * _.isArrayLikeObject([1, 2, 3]);\n * // => true\n *\n * _.isArrayLikeObject(document.body.children);\n * // => true\n *\n * _.isArrayLikeObject('abc');\n * // => false\n *\n * _.isArrayLikeObject(_.noop);\n * // => false\n */\n function isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\n }\n\n /**\n * Checks if `value` is classified as a boolean primitive or object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.\n * @example\n *\n * _.isBoolean(false);\n * // => true\n *\n * _.isBoolean(null);\n * // => false\n */\n function isBoolean(value) {\n return value === true || value === false ||\n (isObjectLike(value) && baseGetTag(value) == boolTag);\n }\n\n /**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\n var isBuffer = nativeIsBuffer || stubFalse;\n\n /**\n * Checks if `value` is classified as a `Date` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n * @example\n *\n * _.isDate(new Date);\n * // => true\n *\n * _.isDate('Mon April 23 2012');\n * // => false\n */\n var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;\n\n /**\n * Checks if `value` is likely a DOM element.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.\n * @example\n *\n * _.isElement(document.body);\n * // => true\n *\n * _.isElement('');\n * // => false\n */\n function isElement(value) {\n return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);\n }\n\n /**\n * Checks if `value` is an empty object, collection, map, or set.\n *\n * Objects are considered empty if they have no own enumerable string keyed\n * properties.\n *\n * Array-like values such as `arguments` objects, arrays, buffers, strings, or\n * jQuery-like collections are considered empty if they have a `length` of `0`.\n * Similarly, maps and sets are considered empty if they have a `size` of `0`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is empty, else `false`.\n * @example\n *\n * _.isEmpty(null);\n * // => true\n *\n * _.isEmpty(true);\n * // => true\n *\n * _.isEmpty(1);\n * // => true\n *\n * _.isEmpty([1, 2, 3]);\n * // => false\n *\n * _.isEmpty({ 'a': 1 });\n * // => false\n */\n function isEmpty(value) {\n if (value == null) {\n return true;\n }\n if (isArrayLike(value) &&\n (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' ||\n isBuffer(value) || isTypedArray(value) || isArguments(value))) {\n return !value.length;\n }\n var tag = getTag(value);\n if (tag == mapTag || tag == setTag) {\n return !value.size;\n }\n if (isPrototype(value)) {\n return !baseKeys(value).length;\n }\n for (var key in value) {\n if (hasOwnProperty.call(value, key)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * Performs a deep comparison between two values to determine if they are\n * equivalent.\n *\n * **Note:** This method supports comparing arrays, array buffers, booleans,\n * date objects, error objects, maps, numbers, `Object` objects, regexes,\n * sets, strings, symbols, and typed arrays. `Object` objects are compared\n * by their own, not inherited, enumerable properties. Functions and DOM\n * nodes are compared by strict equality, i.e. `===`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.isEqual(object, other);\n * // => true\n *\n * object === other;\n * // => false\n */\n function isEqual(value, other) {\n return baseIsEqual(value, other);\n }\n\n /**\n * This method is like `_.isEqual` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with up to\n * six arguments: (objValue, othValue [, index|key, object, other, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, othValue) {\n * if (isGreeting(objValue) && isGreeting(othValue)) {\n * return true;\n * }\n * }\n *\n * var array = ['hello', 'goodbye'];\n * var other = ['hi', 'goodbye'];\n *\n * _.isEqualWith(array, other, customizer);\n * // => true\n */\n function isEqualWith(value, other, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n var result = customizer ? customizer(value, other) : undefined;\n return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result;\n }\n\n /**\n * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,\n * `SyntaxError`, `TypeError`, or `URIError` object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an error object, else `false`.\n * @example\n *\n * _.isError(new Error);\n * // => true\n *\n * _.isError(Error);\n * // => false\n */\n function isError(value) {\n if (!isObjectLike(value)) {\n return false;\n }\n var tag = baseGetTag(value);\n return tag == errorTag || tag == domExcTag ||\n (typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value));\n }\n\n /**\n * Checks if `value` is a finite primitive number.\n *\n * **Note:** This method is based on\n * [`Number.isFinite`](https://mdn.io/Number/isFinite).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.\n * @example\n *\n * _.isFinite(3);\n * // => true\n *\n * _.isFinite(Number.MIN_VALUE);\n * // => true\n *\n * _.isFinite(Infinity);\n * // => false\n *\n * _.isFinite('3');\n * // => false\n */\n function isFinite(value) {\n return typeof value == 'number' && nativeIsFinite(value);\n }\n\n /**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\n function isFunction(value) {\n if (!isObject(value)) {\n return false;\n }\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 9 which returns 'object' for typed arrays and other constructors.\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n }\n\n /**\n * Checks if `value` is an integer.\n *\n * **Note:** This method is based on\n * [`Number.isInteger`](https://mdn.io/Number/isInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an integer, else `false`.\n * @example\n *\n * _.isInteger(3);\n * // => true\n *\n * _.isInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isInteger(Infinity);\n * // => false\n *\n * _.isInteger('3');\n * // => false\n */\n function isInteger(value) {\n return typeof value == 'number' && value == toInteger(value);\n }\n\n /**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\n function isLength(value) {\n return typeof value == 'number' &&\n value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\n function isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\n }\n\n /**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\n function isObjectLike(value) {\n return value != null && typeof value == 'object';\n }\n\n /**\n * Checks if `value` is classified as a `Map` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n * @example\n *\n * _.isMap(new Map);\n * // => true\n *\n * _.isMap(new WeakMap);\n * // => false\n */\n var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;\n\n /**\n * Performs a partial deep comparison between `object` and `source` to\n * determine if `object` contains equivalent property values.\n *\n * **Note:** This method is equivalent to `_.matches` when `source` is\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.isMatch(object, { 'b': 2 });\n * // => true\n *\n * _.isMatch(object, { 'b': 1 });\n * // => false\n */\n function isMatch(object, source) {\n return object === source || baseIsMatch(object, source, getMatchData(source));\n }\n\n /**\n * This method is like `_.isMatch` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with five\n * arguments: (objValue, srcValue, index|key, object, source).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, srcValue) {\n * if (isGreeting(objValue) && isGreeting(srcValue)) {\n * return true;\n * }\n * }\n *\n * var object = { 'greeting': 'hello' };\n * var source = { 'greeting': 'hi' };\n *\n * _.isMatchWith(object, source, customizer);\n * // => true\n */\n function isMatchWith(object, source, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseIsMatch(object, source, getMatchData(source), customizer);\n }\n\n /**\n * Checks if `value` is `NaN`.\n *\n * **Note:** This method is based on\n * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as\n * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for\n * `undefined` and other non-number values.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n * @example\n *\n * _.isNaN(NaN);\n * // => true\n *\n * _.isNaN(new Number(NaN));\n * // => true\n *\n * isNaN(undefined);\n * // => true\n *\n * _.isNaN(undefined);\n * // => false\n */\n function isNaN(value) {\n // An `NaN` primitive is the only value that is not equal to itself.\n // Perform the `toStringTag` check first to avoid errors with some\n // ActiveX objects in IE.\n return isNumber(value) && value != +value;\n }\n\n /**\n * Checks if `value` is a pristine native function.\n *\n * **Note:** This method can't reliably detect native functions in the presence\n * of the core-js package because core-js circumvents this kind of detection.\n * Despite multiple requests, the core-js maintainer has made it clear: any\n * attempt to fix the detection will be obstructed. As a result, we're left\n * with little choice but to throw an error. Unfortunately, this also affects\n * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),\n * which rely on core-js.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n * @example\n *\n * _.isNative(Array.prototype.push);\n * // => true\n *\n * _.isNative(_);\n * // => false\n */\n function isNative(value) {\n if (isMaskable(value)) {\n throw new Error(CORE_ERROR_TEXT);\n }\n return baseIsNative(value);\n }\n\n /**\n * Checks if `value` is `null`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `null`, else `false`.\n * @example\n *\n * _.isNull(null);\n * // => true\n *\n * _.isNull(void 0);\n * // => false\n */\n function isNull(value) {\n return value === null;\n }\n\n /**\n * Checks if `value` is `null` or `undefined`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is nullish, else `false`.\n * @example\n *\n * _.isNil(null);\n * // => true\n *\n * _.isNil(void 0);\n * // => true\n *\n * _.isNil(NaN);\n * // => false\n */\n function isNil(value) {\n return value == null;\n }\n\n /**\n * Checks if `value` is classified as a `Number` primitive or object.\n *\n * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are\n * classified as numbers, use the `_.isFinite` method.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a number, else `false`.\n * @example\n *\n * _.isNumber(3);\n * // => true\n *\n * _.isNumber(Number.MIN_VALUE);\n * // => true\n *\n * _.isNumber(Infinity);\n * // => true\n *\n * _.isNumber('3');\n * // => false\n */\n function isNumber(value) {\n return typeof value == 'number' ||\n (isObjectLike(value) && baseGetTag(value) == numberTag);\n }\n\n /**\n * Checks if `value` is a plain object, that is, an object created by the\n * `Object` constructor or one with a `[[Prototype]]` of `null`.\n *\n * @static\n * @memberOf _\n * @since 0.8.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * _.isPlainObject(new Foo);\n * // => false\n *\n * _.isPlainObject([1, 2, 3]);\n * // => false\n *\n * _.isPlainObject({ 'x': 0, 'y': 0 });\n * // => true\n *\n * _.isPlainObject(Object.create(null));\n * // => true\n */\n function isPlainObject(value) {\n if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n return false;\n }\n var proto = getPrototype(value);\n if (proto === null) {\n return true;\n }\n var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n funcToString.call(Ctor) == objectCtorString;\n }\n\n /**\n * Checks if `value` is classified as a `RegExp` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n * @example\n *\n * _.isRegExp(/abc/);\n * // => true\n *\n * _.isRegExp('/abc/');\n * // => false\n */\n var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;\n\n /**\n * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754\n * double precision number which isn't the result of a rounded unsafe integer.\n *\n * **Note:** This method is based on\n * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.\n * @example\n *\n * _.isSafeInteger(3);\n * // => true\n *\n * _.isSafeInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isSafeInteger(Infinity);\n * // => false\n *\n * _.isSafeInteger('3');\n * // => false\n */\n function isSafeInteger(value) {\n return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is classified as a `Set` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n * @example\n *\n * _.isSet(new Set);\n * // => true\n *\n * _.isSet(new WeakSet);\n * // => false\n */\n var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;\n\n /**\n * Checks if `value` is classified as a `String` primitive or object.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a string, else `false`.\n * @example\n *\n * _.isString('abc');\n * // => true\n *\n * _.isString(1);\n * // => false\n */\n function isString(value) {\n return typeof value == 'string' ||\n (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag);\n }\n\n /**\n * Checks if `value` is classified as a `Symbol` primitive or object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\n function isSymbol(value) {\n return typeof value == 'symbol' ||\n (isObjectLike(value) && baseGetTag(value) == symbolTag);\n }\n\n /**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\n var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\n /**\n * Checks if `value` is `undefined`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.\n * @example\n *\n * _.isUndefined(void 0);\n * // => true\n *\n * _.isUndefined(null);\n * // => false\n */\n function isUndefined(value) {\n return value === undefined;\n }\n\n /**\n * Checks if `value` is classified as a `WeakMap` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.\n * @example\n *\n * _.isWeakMap(new WeakMap);\n * // => true\n *\n * _.isWeakMap(new Map);\n * // => false\n */\n function isWeakMap(value) {\n return isObjectLike(value) && getTag(value) == weakMapTag;\n }\n\n /**\n * Checks if `value` is classified as a `WeakSet` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak set, else `false`.\n * @example\n *\n * _.isWeakSet(new WeakSet);\n * // => true\n *\n * _.isWeakSet(new Set);\n * // => false\n */\n function isWeakSet(value) {\n return isObjectLike(value) && baseGetTag(value) == weakSetTag;\n }\n\n /**\n * Checks if `value` is less than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n * @see _.gt\n * @example\n *\n * _.lt(1, 3);\n * // => true\n *\n * _.lt(3, 3);\n * // => false\n *\n * _.lt(3, 1);\n * // => false\n */\n var lt = createRelationalOperation(baseLt);\n\n /**\n * Checks if `value` is less than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than or equal to\n * `other`, else `false`.\n * @see _.gte\n * @example\n *\n * _.lte(1, 3);\n * // => true\n *\n * _.lte(3, 3);\n * // => true\n *\n * _.lte(3, 1);\n * // => false\n */\n var lte = createRelationalOperation(function(value, other) {\n return value <= other;\n });\n\n /**\n * Converts `value` to an array.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Array} Returns the converted array.\n * @example\n *\n * _.toArray({ 'a': 1, 'b': 2 });\n * // => [1, 2]\n *\n * _.toArray('abc');\n * // => ['a', 'b', 'c']\n *\n * _.toArray(1);\n * // => []\n *\n * _.toArray(null);\n * // => []\n */\n function toArray(value) {\n if (!value) {\n return [];\n }\n if (isArrayLike(value)) {\n return isString(value) ? stringToArray(value) : copyArray(value);\n }\n if (symIterator && value[symIterator]) {\n return iteratorToArray(value[symIterator]());\n }\n var tag = getTag(value),\n func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values);\n\n return func(value);\n }\n\n /**\n * Converts `value` to a finite number.\n *\n * @static\n * @memberOf _\n * @since 4.12.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted number.\n * @example\n *\n * _.toFinite(3.2);\n * // => 3.2\n *\n * _.toFinite(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toFinite(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toFinite('3.2');\n * // => 3.2\n */\n function toFinite(value) {\n if (!value) {\n return value === 0 ? value : 0;\n }\n value = toNumber(value);\n if (value === INFINITY || value === -INFINITY) {\n var sign = (value < 0 ? -1 : 1);\n return sign * MAX_INTEGER;\n }\n return value === value ? value : 0;\n }\n\n /**\n * Converts `value` to an integer.\n *\n * **Note:** This method is loosely based on\n * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toInteger(3.2);\n * // => 3\n *\n * _.toInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toInteger(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toInteger('3.2');\n * // => 3\n */\n function toInteger(value) {\n var result = toFinite(value),\n remainder = result % 1;\n\n return result === result ? (remainder ? result - remainder : result) : 0;\n }\n\n /**\n * Converts `value` to an integer suitable for use as the length of an\n * array-like object.\n *\n * **Note:** This method is based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toLength(3.2);\n * // => 3\n *\n * _.toLength(Number.MIN_VALUE);\n * // => 0\n *\n * _.toLength(Infinity);\n * // => 4294967295\n *\n * _.toLength('3.2');\n * // => 3\n */\n function toLength(value) {\n return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;\n }\n\n /**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n function toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? (other + '') : other;\n }\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n value = value.replace(reTrim, '');\n var isBinary = reIsBinary.test(value);\n return (isBinary || reIsOctal.test(value))\n ? freeParseInt(value.slice(2), isBinary ? 2 : 8)\n : (reIsBadHex.test(value) ? NAN : +value);\n }\n\n /**\n * Converts `value` to a plain object flattening inherited enumerable string\n * keyed properties of `value` to own properties of the plain object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Object} Returns the converted plain object.\n * @example\n *\n * function Foo() {\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.assign({ 'a': 1 }, new Foo);\n * // => { 'a': 1, 'b': 2 }\n *\n * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));\n * // => { 'a': 1, 'b': 2, 'c': 3 }\n */\n function toPlainObject(value) {\n return copyObject(value, keysIn(value));\n }\n\n /**\n * Converts `value` to a safe integer. A safe integer can be compared and\n * represented correctly.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toSafeInteger(3.2);\n * // => 3\n *\n * _.toSafeInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toSafeInteger(Infinity);\n * // => 9007199254740991\n *\n * _.toSafeInteger('3.2');\n * // => 3\n */\n function toSafeInteger(value) {\n return value\n ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER)\n : (value === 0 ? value : 0);\n }\n\n /**\n * Converts `value` to a string. An empty string is returned for `null`\n * and `undefined` values. The sign of `-0` is preserved.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.toString(null);\n * // => ''\n *\n * _.toString(-0);\n * // => '-0'\n *\n * _.toString([1, 2, 3]);\n * // => '1,2,3'\n */\n function toString(value) {\n return value == null ? '' : baseToString(value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Assigns own enumerable string keyed properties of source objects to the\n * destination object. Source objects are applied from left to right.\n * Subsequent sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object` and is loosely based on\n * [`Object.assign`](https://mdn.io/Object/assign).\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assignIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assign({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'c': 3 }\n */\n var assign = createAssigner(function(object, source) {\n if (isPrototype(source) || isArrayLike(source)) {\n copyObject(source, keys(source), object);\n return;\n }\n for (var key in source) {\n if (hasOwnProperty.call(source, key)) {\n assignValue(object, key, source[key]);\n }\n }\n });\n\n /**\n * This method is like `_.assign` except that it iterates over own and\n * inherited source properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extend\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assign\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assignIn({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }\n */\n var assignIn = createAssigner(function(object, source) {\n copyObject(source, keysIn(source), object);\n });\n\n /**\n * This method is like `_.assignIn` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extendWith\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignInWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keysIn(source), object, customizer);\n });\n\n /**\n * This method is like `_.assign` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignInWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keys(source), object, customizer);\n });\n\n /**\n * Creates an array of values corresponding to `paths` of `object`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Array} Returns the picked values.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _.at(object, ['a[0].b.c', 'a[1]']);\n * // => [3, 4]\n */\n var at = flatRest(baseAt);\n\n /**\n * Creates an object that inherits from the `prototype` object. If a\n * `properties` object is given, its own enumerable string keyed properties\n * are assigned to the created object.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Object\n * @param {Object} prototype The object to inherit from.\n * @param {Object} [properties] The properties to assign to the object.\n * @returns {Object} Returns the new object.\n * @example\n *\n * function Shape() {\n * this.x = 0;\n * this.y = 0;\n * }\n *\n * function Circle() {\n * Shape.call(this);\n * }\n *\n * Circle.prototype = _.create(Shape.prototype, {\n * 'constructor': Circle\n * });\n *\n * var circle = new Circle;\n * circle instanceof Circle;\n * // => true\n *\n * circle instanceof Shape;\n * // => true\n */\n function create(prototype, properties) {\n var result = baseCreate(prototype);\n return properties == null ? result : baseAssign(result, properties);\n }\n\n /**\n * Assigns own and inherited enumerable string keyed properties of source\n * objects to the destination object for all destination properties that\n * resolve to `undefined`. Source objects are applied from left to right.\n * Once a property is set, additional values of the same property are ignored.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaultsDeep\n * @example\n *\n * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var defaults = baseRest(function(object, sources) {\n object = Object(object);\n\n var index = -1;\n var length = sources.length;\n var guard = length > 2 ? sources[2] : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n length = 1;\n }\n\n while (++index < length) {\n var source = sources[index];\n var props = keysIn(source);\n var propsIndex = -1;\n var propsLength = props.length;\n\n while (++propsIndex < propsLength) {\n var key = props[propsIndex];\n var value = object[key];\n\n if (value === undefined ||\n (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n object[key] = source[key];\n }\n }\n }\n\n return object;\n });\n\n /**\n * This method is like `_.defaults` except that it recursively assigns\n * default properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaults\n * @example\n *\n * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });\n * // => { 'a': { 'b': 2, 'c': 3 } }\n */\n var defaultsDeep = baseRest(function(args) {\n args.push(undefined, customDefaultsMerge);\n return apply(mergeWith, undefined, args);\n });\n\n /**\n * This method is like `_.find` except that it returns the key of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findKey(users, function(o) { return o.age < 40; });\n * // => 'barney' (iteration order is not guaranteed)\n *\n * // The `_.matches` iteratee shorthand.\n * _.findKey(users, { 'age': 1, 'active': true });\n * // => 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findKey(users, 'active');\n * // => 'barney'\n */\n function findKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);\n }\n\n /**\n * This method is like `_.findKey` except that it iterates over elements of\n * a collection in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findLastKey(users, function(o) { return o.age < 40; });\n * // => returns 'pebbles' assuming `_.findKey` returns 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastKey(users, { 'age': 36, 'active': true });\n * // => 'barney'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastKey(users, 'active');\n * // => 'pebbles'\n */\n function findLastKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);\n }\n\n /**\n * Iterates over own and inherited enumerable string keyed properties of an\n * object and invokes `iteratee` for each property. The iteratee is invoked\n * with three arguments: (value, key, object). Iteratee functions may exit\n * iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forInRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forIn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).\n */\n function forIn(object, iteratee) {\n return object == null\n ? object\n : baseFor(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * This method is like `_.forIn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forInRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.\n */\n function forInRight(object, iteratee) {\n return object == null\n ? object\n : baseForRight(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * Iterates over own enumerable string keyed properties of an object and\n * invokes `iteratee` for each property. The iteratee is invoked with three\n * arguments: (value, key, object). Iteratee functions may exit iteration\n * early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwnRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forOwn(object, iteratee) {\n return object && baseForOwn(object, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forOwn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwnRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.\n */\n function forOwnRight(object, iteratee) {\n return object && baseForOwnRight(object, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an array of function property names from own enumerable properties\n * of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functionsIn\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functions(new Foo);\n * // => ['a', 'b']\n */\n function functions(object) {\n return object == null ? [] : baseFunctions(object, keys(object));\n }\n\n /**\n * Creates an array of function property names from own and inherited\n * enumerable properties of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functions\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functionsIn(new Foo);\n * // => ['a', 'b', 'c']\n */\n function functionsIn(object) {\n return object == null ? [] : baseFunctions(object, keysIn(object));\n }\n\n /**\n * Gets the value at `path` of `object`. If the resolved value is\n * `undefined`, the `defaultValue` is returned in its place.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.get(object, 'a[0].b.c');\n * // => 3\n *\n * _.get(object, ['a', '0', 'b', 'c']);\n * // => 3\n *\n * _.get(object, 'a.b.c', 'default');\n * // => 'default'\n */\n function get(object, path, defaultValue) {\n var result = object == null ? undefined : baseGet(object, path);\n return result === undefined ? defaultValue : result;\n }\n\n /**\n * Checks if `path` is a direct property of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = { 'a': { 'b': 2 } };\n * var other = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.has(object, 'a');\n * // => true\n *\n * _.has(object, 'a.b');\n * // => true\n *\n * _.has(object, ['a', 'b']);\n * // => true\n *\n * _.has(other, 'a');\n * // => false\n */\n function has(object, path) {\n return object != null && hasPath(object, path, baseHas);\n }\n\n /**\n * Checks if `path` is a direct or inherited property of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.hasIn(object, 'a');\n * // => true\n *\n * _.hasIn(object, 'a.b');\n * // => true\n *\n * _.hasIn(object, ['a', 'b']);\n * // => true\n *\n * _.hasIn(object, 'b');\n * // => false\n */\n function hasIn(object, path) {\n return object != null && hasPath(object, path, baseHasIn);\n }\n\n /**\n * Creates an object composed of the inverted keys and values of `object`.\n * If `object` contains duplicate values, subsequent values overwrite\n * property assignments of previous values.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Object\n * @param {Object} object The object to invert.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invert(object);\n * // => { '1': 'c', '2': 'b' }\n */\n var invert = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n result[value] = key;\n }, constant(identity));\n\n /**\n * This method is like `_.invert` except that the inverted object is generated\n * from the results of running each element of `object` thru `iteratee`. The\n * corresponding inverted value of each inverted key is an array of keys\n * responsible for generating the inverted value. The iteratee is invoked\n * with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Object\n * @param {Object} object The object to invert.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invertBy(object);\n * // => { '1': ['a', 'c'], '2': ['b'] }\n *\n * _.invertBy(object, function(value) {\n * return 'group' + value;\n * });\n * // => { 'group1': ['a', 'c'], 'group2': ['b'] }\n */\n var invertBy = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }, getIteratee);\n\n /**\n * Invokes the method at `path` of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };\n *\n * _.invoke(object, 'a[0].b.c.slice', 1, 3);\n * // => [2, 3]\n */\n var invoke = baseRest(baseInvoke);\n\n /**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\n function keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\n }\n\n /**\n * Creates an array of the own and inherited enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keysIn(new Foo);\n * // => ['a', 'b', 'c'] (iteration order is not guaranteed)\n */\n function keysIn(object) {\n return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n }\n\n /**\n * The opposite of `_.mapValues`; this method creates an object with the\n * same values as `object` and keys generated by running each own enumerable\n * string keyed property of `object` thru `iteratee`. The iteratee is invoked\n * with three arguments: (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapValues\n * @example\n *\n * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {\n * return key + value;\n * });\n * // => { 'a1': 1, 'b2': 2 }\n */\n function mapKeys(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, iteratee(value, key, object), value);\n });\n return result;\n }\n\n /**\n * Creates an object with the same keys as `object` and values generated\n * by running each own enumerable string keyed property of `object` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapKeys\n * @example\n *\n * var users = {\n * 'fred': { 'user': 'fred', 'age': 40 },\n * 'pebbles': { 'user': 'pebbles', 'age': 1 }\n * };\n *\n * _.mapValues(users, function(o) { return o.age; });\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n *\n * // The `_.property` iteratee shorthand.\n * _.mapValues(users, 'age');\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n */\n function mapValues(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, key, iteratee(value, key, object));\n });\n return result;\n }\n\n /**\n * This method is like `_.assign` except that it recursively merges own and\n * inherited enumerable string keyed properties of source objects into the\n * destination object. Source properties that resolve to `undefined` are\n * skipped if a destination value exists. Array and plain object properties\n * are merged recursively. Other objects and value types are overridden by\n * assignment. Source objects are applied from left to right. Subsequent\n * sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {\n * 'a': [{ 'b': 2 }, { 'd': 4 }]\n * };\n *\n * var other = {\n * 'a': [{ 'c': 3 }, { 'e': 5 }]\n * };\n *\n * _.merge(object, other);\n * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }\n */\n var merge = createAssigner(function(object, source, srcIndex) {\n baseMerge(object, source, srcIndex);\n });\n\n /**\n * This method is like `_.merge` except that it accepts `customizer` which\n * is invoked to produce the merged values of the destination and source\n * properties. If `customizer` returns `undefined`, merging is handled by the\n * method instead. The `customizer` is invoked with six arguments:\n * (objValue, srcValue, key, object, source, stack).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} customizer The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * function customizer(objValue, srcValue) {\n * if (_.isArray(objValue)) {\n * return objValue.concat(srcValue);\n * }\n * }\n *\n * var object = { 'a': [1], 'b': [2] };\n * var other = { 'a': [3], 'b': [4] };\n *\n * _.mergeWith(object, other, customizer);\n * // => { 'a': [1, 3], 'b': [2, 4] }\n */\n var mergeWith = createAssigner(function(object, source, srcIndex, customizer) {\n baseMerge(object, source, srcIndex, customizer);\n });\n\n /**\n * The opposite of `_.pick`; this method creates an object composed of the\n * own and inherited enumerable property paths of `object` that are not omitted.\n *\n * **Note:** This method is considerably slower than `_.pick`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to omit.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omit(object, ['a', 'c']);\n * // => { 'b': '2' }\n */\n var omit = flatRest(function(object, paths) {\n var result = {};\n if (object == null) {\n return result;\n }\n var isDeep = false;\n paths = arrayMap(paths, function(path) {\n path = castPath(path, object);\n isDeep || (isDeep = path.length > 1);\n return path;\n });\n copyObject(object, getAllKeysIn(object), result);\n if (isDeep) {\n result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);\n }\n var length = paths.length;\n while (length--) {\n baseUnset(result, paths[length]);\n }\n return result;\n });\n\n /**\n * The opposite of `_.pickBy`; this method creates an object composed of\n * the own and inherited enumerable string keyed properties of `object` that\n * `predicate` doesn't return truthy for. The predicate is invoked with two\n * arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omitBy(object, _.isNumber);\n * // => { 'b': '2' }\n */\n function omitBy(object, predicate) {\n return pickBy(object, negate(getIteratee(predicate)));\n }\n\n /**\n * Creates an object composed of the picked `object` properties.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pick(object, ['a', 'c']);\n * // => { 'a': 1, 'c': 3 }\n */\n var pick = flatRest(function(object, paths) {\n return object == null ? {} : basePick(object, paths);\n });\n\n /**\n * Creates an object composed of the `object` properties `predicate` returns\n * truthy for. The predicate is invoked with two arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pickBy(object, _.isNumber);\n * // => { 'a': 1, 'c': 3 }\n */\n function pickBy(object, predicate) {\n if (object == null) {\n return {};\n }\n var props = arrayMap(getAllKeysIn(object), function(prop) {\n return [prop];\n });\n predicate = getIteratee(predicate);\n return basePickBy(object, props, function(value, path) {\n return predicate(value, path[0]);\n });\n }\n\n /**\n * This method is like `_.get` except that if the resolved value is a\n * function it's invoked with the `this` binding of its parent object and\n * its result is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to resolve.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };\n *\n * _.result(object, 'a[0].b.c1');\n * // => 3\n *\n * _.result(object, 'a[0].b.c2');\n * // => 4\n *\n * _.result(object, 'a[0].b.c3', 'default');\n * // => 'default'\n *\n * _.result(object, 'a[0].b.c3', _.constant('default'));\n * // => 'default'\n */\n function result(object, path, defaultValue) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length;\n\n // Ensure the loop is entered when path is empty.\n if (!length) {\n length = 1;\n object = undefined;\n }\n while (++index < length) {\n var value = object == null ? undefined : object[toKey(path[index])];\n if (value === undefined) {\n index = length;\n value = defaultValue;\n }\n object = isFunction(value) ? value.call(object) : value;\n }\n return object;\n }\n\n /**\n * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,\n * it's created. Arrays are created for missing index properties while objects\n * are created for all other missing properties. Use `_.setWith` to customize\n * `path` creation.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.set(object, 'a[0].b.c', 4);\n * console.log(object.a[0].b.c);\n * // => 4\n *\n * _.set(object, ['x', '0', 'y', 'z'], 5);\n * console.log(object.x[0].y.z);\n * // => 5\n */\n function set(object, path, value) {\n return object == null ? object : baseSet(object, path, value);\n }\n\n /**\n * This method is like `_.set` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.setWith(object, '[0][1]', 'a', Object);\n * // => { '0': { '1': 'a' } }\n */\n function setWith(object, path, value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseSet(object, path, value, customizer);\n }\n\n /**\n * Creates an array of own enumerable string keyed-value pairs for `object`\n * which can be consumed by `_.fromPairs`. If `object` is a map or set, its\n * entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entries\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairs(new Foo);\n * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)\n */\n var toPairs = createToPairs(keys);\n\n /**\n * Creates an array of own and inherited enumerable string keyed-value pairs\n * for `object` which can be consumed by `_.fromPairs`. If `object` is a map\n * or set, its entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entriesIn\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairsIn(new Foo);\n * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)\n */\n var toPairsIn = createToPairs(keysIn);\n\n /**\n * An alternative to `_.reduce`; this method transforms `object` to a new\n * `accumulator` object which is the result of running each of its own\n * enumerable string keyed properties thru `iteratee`, with each invocation\n * potentially mutating the `accumulator` object. If `accumulator` is not\n * provided, a new object with the same `[[Prototype]]` will be used. The\n * iteratee is invoked with four arguments: (accumulator, value, key, object).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The custom accumulator value.\n * @returns {*} Returns the accumulated value.\n * @example\n *\n * _.transform([2, 3, 4], function(result, n) {\n * result.push(n *= n);\n * return n % 2 == 0;\n * }, []);\n * // => [4, 9]\n *\n * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] }\n */\n function transform(object, iteratee, accumulator) {\n var isArr = isArray(object),\n isArrLike = isArr || isBuffer(object) || isTypedArray(object);\n\n iteratee = getIteratee(iteratee, 4);\n if (accumulator == null) {\n var Ctor = object && object.constructor;\n if (isArrLike) {\n accumulator = isArr ? new Ctor : [];\n }\n else if (isObject(object)) {\n accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};\n }\n else {\n accumulator = {};\n }\n }\n (isArrLike ? arrayEach : baseForOwn)(object, function(value, index, object) {\n return iteratee(accumulator, value, index, object);\n });\n return accumulator;\n }\n\n /**\n * Removes the property at `path` of `object`.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 7 } }] };\n * _.unset(object, 'a[0].b.c');\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n *\n * _.unset(object, ['a', '0', 'b', 'c']);\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n */\n function unset(object, path) {\n return object == null ? true : baseUnset(object, path);\n }\n\n /**\n * This method is like `_.set` except that accepts `updater` to produce the\n * value to set. Use `_.updateWith` to customize `path` creation. The `updater`\n * is invoked with one argument: (value).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.update(object, 'a[0].b.c', function(n) { return n * n; });\n * console.log(object.a[0].b.c);\n * // => 9\n *\n * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });\n * console.log(object.x[0].y.z);\n * // => 0\n */\n function update(object, path, updater) {\n return object == null ? object : baseUpdate(object, path, castFunction(updater));\n }\n\n /**\n * This method is like `_.update` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.updateWith(object, '[0][1]', _.constant('a'), Object);\n * // => { '0': { '1': 'a' } }\n */\n function updateWith(object, path, updater, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);\n }\n\n /**\n * Creates an array of the own enumerable string keyed property values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.values(new Foo);\n * // => [1, 2] (iteration order is not guaranteed)\n *\n * _.values('hi');\n * // => ['h', 'i']\n */\n function values(object) {\n return object == null ? [] : baseValues(object, keys(object));\n }\n\n /**\n * Creates an array of the own and inherited enumerable string keyed property\n * values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.valuesIn(new Foo);\n * // => [1, 2, 3] (iteration order is not guaranteed)\n */\n function valuesIn(object) {\n return object == null ? [] : baseValues(object, keysIn(object));\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Clamps `number` within the inclusive `lower` and `upper` bounds.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Number\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n * @example\n *\n * _.clamp(-10, -5, 5);\n * // => -5\n *\n * _.clamp(10, -5, 5);\n * // => 5\n */\n function clamp(number, lower, upper) {\n if (upper === undefined) {\n upper = lower;\n lower = undefined;\n }\n if (upper !== undefined) {\n upper = toNumber(upper);\n upper = upper === upper ? upper : 0;\n }\n if (lower !== undefined) {\n lower = toNumber(lower);\n lower = lower === lower ? lower : 0;\n }\n return baseClamp(toNumber(number), lower, upper);\n }\n\n /**\n * Checks if `n` is between `start` and up to, but not including, `end`. If\n * `end` is not specified, it's set to `start` with `start` then set to `0`.\n * If `start` is greater than `end` the params are swapped to support\n * negative ranges.\n *\n * @static\n * @memberOf _\n * @since 3.3.0\n * @category Number\n * @param {number} number The number to check.\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n * @see _.range, _.rangeRight\n * @example\n *\n * _.inRange(3, 2, 4);\n * // => true\n *\n * _.inRange(4, 8);\n * // => true\n *\n * _.inRange(4, 2);\n * // => false\n *\n * _.inRange(2, 2);\n * // => false\n *\n * _.inRange(1.2, 2);\n * // => true\n *\n * _.inRange(5.2, 4);\n * // => false\n *\n * _.inRange(-3, -2, -6);\n * // => true\n */\n function inRange(number, start, end) {\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n number = toNumber(number);\n return baseInRange(number, start, end);\n }\n\n /**\n * Produces a random number between the inclusive `lower` and `upper` bounds.\n * If only one argument is provided a number between `0` and the given number\n * is returned. If `floating` is `true`, or either `lower` or `upper` are\n * floats, a floating-point number is returned instead of an integer.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Number\n * @param {number} [lower=0] The lower bound.\n * @param {number} [upper=1] The upper bound.\n * @param {boolean} [floating] Specify returning a floating-point number.\n * @returns {number} Returns the random number.\n * @example\n *\n * _.random(0, 5);\n * // => an integer between 0 and 5\n *\n * _.random(5);\n * // => also an integer between 0 and 5\n *\n * _.random(5, true);\n * // => a floating-point number between 0 and 5\n *\n * _.random(1.2, 5.2);\n * // => a floating-point number between 1.2 and 5.2\n */\n function random(lower, upper, floating) {\n if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {\n upper = floating = undefined;\n }\n if (floating === undefined) {\n if (typeof upper == 'boolean') {\n floating = upper;\n upper = undefined;\n }\n else if (typeof lower == 'boolean') {\n floating = lower;\n lower = undefined;\n }\n }\n if (lower === undefined && upper === undefined) {\n lower = 0;\n upper = 1;\n }\n else {\n lower = toFinite(lower);\n if (upper === undefined) {\n upper = lower;\n lower = 0;\n } else {\n upper = toFinite(upper);\n }\n }\n if (lower > upper) {\n var temp = lower;\n lower = upper;\n upper = temp;\n }\n if (floating || lower % 1 || upper % 1) {\n var rand = nativeRandom();\n return nativeMin(lower + (rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1)))), upper);\n }\n return baseRandom(lower, upper);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the camel cased string.\n * @example\n *\n * _.camelCase('Foo Bar');\n * // => 'fooBar'\n *\n * _.camelCase('--foo-bar--');\n * // => 'fooBar'\n *\n * _.camelCase('__FOO_BAR__');\n * // => 'fooBar'\n */\n var camelCase = createCompounder(function(result, word, index) {\n word = word.toLowerCase();\n return result + (index ? capitalize(word) : word);\n });\n\n /**\n * Converts the first character of `string` to upper case and the remaining\n * to lower case.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to capitalize.\n * @returns {string} Returns the capitalized string.\n * @example\n *\n * _.capitalize('FRED');\n * // => 'Fred'\n */\n function capitalize(string) {\n return upperFirst(toString(string).toLowerCase());\n }\n\n /**\n * Deburrs `string` by converting\n * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)\n * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)\n * letters to basic Latin letters and removing\n * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to deburr.\n * @returns {string} Returns the deburred string.\n * @example\n *\n * _.deburr('déjà vu');\n * // => 'deja vu'\n */\n function deburr(string) {\n string = toString(string);\n return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');\n }\n\n /**\n * Checks if `string` ends with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=string.length] The position to search up to.\n * @returns {boolean} Returns `true` if `string` ends with `target`,\n * else `false`.\n * @example\n *\n * _.endsWith('abc', 'c');\n * // => true\n *\n * _.endsWith('abc', 'b');\n * // => false\n *\n * _.endsWith('abc', 'b', 2);\n * // => true\n */\n function endsWith(string, target, position) {\n string = toString(string);\n target = baseToString(target);\n\n var length = string.length;\n position = position === undefined\n ? length\n : baseClamp(toInteger(position), 0, length);\n\n var end = position;\n position -= target.length;\n return position >= 0 && string.slice(position, end) == target;\n }\n\n /**\n * Converts the characters \"&\", \"<\", \">\", '\"', and \"'\" in `string` to their\n * corresponding HTML entities.\n *\n * **Note:** No other characters are escaped. To escape additional\n * characters use a third-party library like [_he_](https://mths.be/he).\n *\n * Though the \">\" character is escaped for symmetry, characters like\n * \">\" and \"/\" don't need escaping in HTML and have no special meaning\n * unless they're part of a tag or unquoted attribute value. See\n * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)\n * (under \"semi-related fun fact\") for more details.\n *\n * When working with HTML you should always\n * [quote attribute values](http://wonko.com/post/html-escaping) to reduce\n * XSS vectors.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n function escape(string) {\n string = toString(string);\n return (string && reHasUnescapedHtml.test(string))\n ? string.replace(reUnescapedHtml, escapeHtmlChar)\n : string;\n }\n\n /**\n * Escapes the `RegExp` special characters \"^\", \"$\", \"\\\", \".\", \"*\", \"+\",\n * \"?\", \"(\", \")\", \"[\", \"]\", \"{\", \"}\", and \"|\" in `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escapeRegExp('[lodash](https://lodash.com/)');\n * // => '\\[lodash\\]\\(https://lodash\\.com/\\)'\n */\n function escapeRegExp(string) {\n string = toString(string);\n return (string && reHasRegExpChar.test(string))\n ? string.replace(reRegExpChar, '\\\\$&')\n : string;\n }\n\n /**\n * Converts `string` to\n * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the kebab cased string.\n * @example\n *\n * _.kebabCase('Foo Bar');\n * // => 'foo-bar'\n *\n * _.kebabCase('fooBar');\n * // => 'foo-bar'\n *\n * _.kebabCase('__FOO_BAR__');\n * // => 'foo-bar'\n */\n var kebabCase = createCompounder(function(result, word, index) {\n return result + (index ? '-' : '') + word.toLowerCase();\n });\n\n /**\n * Converts `string`, as space separated words, to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.lowerCase('--Foo-Bar--');\n * // => 'foo bar'\n *\n * _.lowerCase('fooBar');\n * // => 'foo bar'\n *\n * _.lowerCase('__FOO_BAR__');\n * // => 'foo bar'\n */\n var lowerCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + word.toLowerCase();\n });\n\n /**\n * Converts the first character of `string` to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.lowerFirst('Fred');\n * // => 'fred'\n *\n * _.lowerFirst('FRED');\n * // => 'fRED'\n */\n var lowerFirst = createCaseFirst('toLowerCase');\n\n /**\n * Pads `string` on the left and right sides if it's shorter than `length`.\n * Padding characters are truncated if they can't be evenly divided by `length`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.pad('abc', 8);\n * // => ' abc '\n *\n * _.pad('abc', 8, '_-');\n * // => '_-abc_-_'\n *\n * _.pad('abc', 3);\n * // => 'abc'\n */\n function pad(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n if (!length || strLength >= length) {\n return string;\n }\n var mid = (length - strLength) / 2;\n return (\n createPadding(nativeFloor(mid), chars) +\n string +\n createPadding(nativeCeil(mid), chars)\n );\n }\n\n /**\n * Pads `string` on the right side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padEnd('abc', 6);\n * // => 'abc '\n *\n * _.padEnd('abc', 6, '_-');\n * // => 'abc_-_'\n *\n * _.padEnd('abc', 3);\n * // => 'abc'\n */\n function padEnd(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (string + createPadding(length - strLength, chars))\n : string;\n }\n\n /**\n * Pads `string` on the left side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padStart('abc', 6);\n * // => ' abc'\n *\n * _.padStart('abc', 6, '_-');\n * // => '_-_abc'\n *\n * _.padStart('abc', 3);\n * // => 'abc'\n */\n function padStart(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (createPadding(length - strLength, chars) + string)\n : string;\n }\n\n /**\n * Converts `string` to an integer of the specified radix. If `radix` is\n * `undefined` or `0`, a `radix` of `10` is used unless `value` is a\n * hexadecimal, in which case a `radix` of `16` is used.\n *\n * **Note:** This method aligns with the\n * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category String\n * @param {string} string The string to convert.\n * @param {number} [radix=10] The radix to interpret `value` by.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.parseInt('08');\n * // => 8\n *\n * _.map(['6', '08', '10'], _.parseInt);\n * // => [6, 8, 10]\n */\n function parseInt(string, radix, guard) {\n if (guard || radix == null) {\n radix = 0;\n } else if (radix) {\n radix = +radix;\n }\n return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);\n }\n\n /**\n * Repeats the given string `n` times.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to repeat.\n * @param {number} [n=1] The number of times to repeat the string.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the repeated string.\n * @example\n *\n * _.repeat('*', 3);\n * // => '***'\n *\n * _.repeat('abc', 2);\n * // => 'abcabc'\n *\n * _.repeat('abc', 0);\n * // => ''\n */\n function repeat(string, n, guard) {\n if ((guard ? isIterateeCall(string, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n return baseRepeat(toString(string), n);\n }\n\n /**\n * Replaces matches for `pattern` in `string` with `replacement`.\n *\n * **Note:** This method is based on\n * [`String#replace`](https://mdn.io/String/replace).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to modify.\n * @param {RegExp|string} pattern The pattern to replace.\n * @param {Function|string} replacement The match replacement.\n * @returns {string} Returns the modified string.\n * @example\n *\n * _.replace('Hi Fred', 'Fred', 'Barney');\n * // => 'Hi Barney'\n */\n function replace() {\n var args = arguments,\n string = toString(args[0]);\n\n return args.length < 3 ? string : string.replace(args[1], args[2]);\n }\n\n /**\n * Converts `string` to\n * [snake case](https://en.wikipedia.org/wiki/Snake_case).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the snake cased string.\n * @example\n *\n * _.snakeCase('Foo Bar');\n * // => 'foo_bar'\n *\n * _.snakeCase('fooBar');\n * // => 'foo_bar'\n *\n * _.snakeCase('--FOO-BAR--');\n * // => 'foo_bar'\n */\n var snakeCase = createCompounder(function(result, word, index) {\n return result + (index ? '_' : '') + word.toLowerCase();\n });\n\n /**\n * Splits `string` by `separator`.\n *\n * **Note:** This method is based on\n * [`String#split`](https://mdn.io/String/split).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to split.\n * @param {RegExp|string} separator The separator pattern to split by.\n * @param {number} [limit] The length to truncate results to.\n * @returns {Array} Returns the string segments.\n * @example\n *\n * _.split('a-b-c', '-', 2);\n * // => ['a', 'b']\n */\n function split(string, separator, limit) {\n if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {\n separator = limit = undefined;\n }\n limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;\n if (!limit) {\n return [];\n }\n string = toString(string);\n if (string && (\n typeof separator == 'string' ||\n (separator != null && !isRegExp(separator))\n )) {\n separator = baseToString(separator);\n if (!separator && hasUnicode(string)) {\n return castSlice(stringToArray(string), 0, limit);\n }\n }\n return string.split(separator, limit);\n }\n\n /**\n * Converts `string` to\n * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).\n *\n * @static\n * @memberOf _\n * @since 3.1.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the start cased string.\n * @example\n *\n * _.startCase('--foo-bar--');\n * // => 'Foo Bar'\n *\n * _.startCase('fooBar');\n * // => 'Foo Bar'\n *\n * _.startCase('__FOO_BAR__');\n * // => 'FOO BAR'\n */\n var startCase = createCompounder(function(result, word, index) {\n return result + (index ? 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If a setting\n * object is given, it takes precedence over `_.templateSettings` values.\n *\n * **Note:** In the development build `_.template` utilizes\n * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)\n * for easier debugging.\n *\n * For more information on precompiling templates see\n * [lodash's custom builds documentation](https://lodash.com/custom-builds).\n *\n * For more information on Chrome extension sandboxes see\n * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The template string.\n * @param {Object} [options={}] The options object.\n * @param {RegExp} [options.escape=_.templateSettings.escape]\n * The HTML \"escape\" delimiter.\n * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]\n * The \"evaluate\" delimiter.\n * @param {Object} 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'overArgs', 'pad', 'padEnd', 'padStart', 'parseInt', 'partial',\n 'partialRight', 'partition', 'pick', 'pickBy', 'propertyOf', 'pull', 'pullAll',\n 'pullAt', 'random', 'range', 'rangeRight', 'rearg', 'reject', 'remove',\n 'repeat', 'restFrom', 'result', 'sampleSize', 'some', 'sortBy', 'sortedIndex',\n 'sortedIndexOf', 'sortedLastIndex', 'sortedLastIndexOf', 'sortedUniqBy',\n 'split', 'spreadFrom', 'startsWith', 'subtract', 'sumBy', 'take', 'takeRight',\n 'takeRightWhile', 'takeWhile', 'tap', 'throttle', 'thru', 'times', 'trimChars',\n 'trimCharsEnd', 'trimCharsStart', 'truncate', 'union', 'uniqBy', 'uniqWith',\n 'unset', 'unzipWith', 'without', 'wrap', 'xor', 'zip', 'zipObject',\n 'zipObjectDeep'\n ],\n '3': [\n 'assignInWith', 'assignWith', 'clamp', 'differenceBy', 'differenceWith',\n 'findFrom', 'findIndexFrom', 'findLastFrom', 'findLastIndexFrom', 'getOr',\n 'includesFrom', 'indexOfFrom', 'inRange', 'intersectionBy', 'intersectionWith',\n 'invokeArgs', 'invokeArgsMap', 'isEqualWith', 'isMatchWith', 'flatMapDepth',\n 'lastIndexOfFrom', 'mergeWith', 'orderBy', 'padChars', 'padCharsEnd',\n 'padCharsStart', 'pullAllBy', 'pullAllWith', 'rangeStep', 'rangeStepRight',\n 'reduce', 'reduceRight', 'replace', 'set', 'slice', 'sortedIndexBy',\n 'sortedLastIndexBy', 'transform', 'unionBy', 'unionWith', 'update', 'xorBy',\n 'xorWith', 'zipWith'\n ],\n '4': [\n 'fill', 'setWith', 'updateWith'\n ]\n};\n\n/** Used to map ary to rearg configs. */\nexports.aryRearg = {\n '2': [1, 0],\n '3': [2, 0, 1],\n '4': [3, 2, 0, 1]\n};\n\n/** Used to map method names to their iteratee ary. */\nexports.iterateeAry = {\n 'dropRightWhile': 1,\n 'dropWhile': 1,\n 'every': 1,\n 'filter': 1,\n 'find': 1,\n 'findFrom': 1,\n 'findIndex': 1,\n 'findIndexFrom': 1,\n 'findKey': 1,\n 'findLast': 1,\n 'findLastFrom': 1,\n 'findLastIndex': 1,\n 'findLastIndexFrom': 1,\n 'findLastKey': 1,\n 'flatMap': 1,\n 'flatMapDeep': 1,\n 'flatMapDepth': 1,\n 'forEach': 1,\n 'forEachRight': 1,\n 'forIn': 1,\n 'forInRight': 1,\n 'forOwn': 1,\n 'forOwnRight': 1,\n 'map': 1,\n 'mapKeys': 1,\n 'mapValues': 1,\n 'partition': 1,\n 'reduce': 2,\n 'reduceRight': 2,\n 'reject': 1,\n 'remove': 1,\n 'some': 1,\n 'takeRightWhile': 1,\n 'takeWhile': 1,\n 'times': 1,\n 'transform': 2\n};\n\n/** Used to map method names to iteratee rearg configs. */\nexports.iterateeRearg = {\n 'mapKeys': [1],\n 'reduceRight': [1, 0]\n};\n\n/** Used to map method names to rearg configs. */\nexports.methodRearg = {\n 'assignInAllWith': [1, 0],\n 'assignInWith': [1, 2, 0],\n 'assignAllWith': [1, 0],\n 'assignWith': [1, 2, 0],\n 'differenceBy': [1, 2, 0],\n 'differenceWith': [1, 2, 0],\n 'getOr': [2, 1, 0],\n 'intersectionBy': [1, 2, 0],\n 'intersectionWith': [1, 2, 0],\n 'isEqualWith': [1, 2, 0],\n 'isMatchWith': [2, 1, 0],\n 'mergeAllWith': [1, 0],\n 'mergeWith': [1, 2, 0],\n 'padChars': [2, 1, 0],\n 'padCharsEnd': [2, 1, 0],\n 'padCharsStart': [2, 1, 0],\n 'pullAllBy': [2, 1, 0],\n 'pullAllWith': [2, 1, 0],\n 'rangeStep': [1, 2, 0],\n 'rangeStepRight': [1, 2, 0],\n 'setWith': [3, 1, 2, 0],\n 'sortedIndexBy': [2, 1, 0],\n 'sortedLastIndexBy': [2, 1, 0],\n 'unionBy': [1, 2, 0],\n 'unionWith': [1, 2, 0],\n 'updateWith': [3, 1, 2, 0],\n 'xorBy': [1, 2, 0],\n 'xorWith': [1, 2, 0],\n 'zipWith': [1, 2, 0]\n};\n\n/** Used to map method names to spread configs. */\nexports.methodSpread = {\n 'assignAll': { 'start': 0 },\n 'assignAllWith': { 'start': 0 },\n 'assignInAll': { 'start': 0 },\n 'assignInAllWith': { 'start': 0 },\n 'defaultsAll': { 'start': 0 },\n 'defaultsDeepAll': { 'start': 0 },\n 'invokeArgs': { 'start': 2 },\n 'invokeArgsMap': { 'start': 2 },\n 'mergeAll': { 'start': 0 },\n 'mergeAllWith': { 'start': 0 },\n 'partial': { 'start': 1 },\n 'partialRight': { 'start': 1 },\n 'without': { 'start': 1 },\n 'zipAll': { 'start': 0 }\n};\n\n/** Used to identify methods which mutate arrays or objects. */\nexports.mutate = {\n 'array': {\n 'fill': true,\n 'pull': true,\n 'pullAll': true,\n 'pullAllBy': true,\n 'pullAllWith': true,\n 'pullAt': true,\n 'remove': true,\n 'reverse': true\n },\n 'object': {\n 'assign': true,\n 'assignAll': true,\n 'assignAllWith': true,\n 'assignIn': true,\n 'assignInAll': true,\n 'assignInAllWith': true,\n 'assignInWith': true,\n 'assignWith': true,\n 'defaults': true,\n 'defaultsAll': true,\n 'defaultsDeep': true,\n 'defaultsDeepAll': true,\n 'merge': true,\n 'mergeAll': true,\n 'mergeAllWith': true,\n 'mergeWith': true,\n },\n 'set': {\n 'set': true,\n 'setWith': true,\n 'unset': true,\n 'update': true,\n 'updateWith': true\n }\n};\n\n/** Used to map real names to their aliases. */\nexports.realToAlias = (function() {\n var hasOwnProperty = Object.prototype.hasOwnProperty,\n object = exports.aliasToReal,\n result = {};\n\n for (var key in object) {\n var value = object[key];\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }\n return result;\n}());\n\n/** Used to map method names to other names. */\nexports.remap = {\n 'assignAll': 'assign',\n 'assignAllWith': 'assignWith',\n 'assignInAll': 'assignIn',\n 'assignInAllWith': 'assignInWith',\n 'curryN': 'curry',\n 'curryRightN': 'curryRight',\n 'defaultsAll': 'defaults',\n 'defaultsDeepAll': 'defaultsDeep',\n 'findFrom': 'find',\n 'findIndexFrom': 'findIndex',\n 'findLastFrom': 'findLast',\n 'findLastIndexFrom': 'findLastIndex',\n 'getOr': 'get',\n 'includesFrom': 'includes',\n 'indexOfFrom': 'indexOf',\n 'invokeArgs': 'invoke',\n 'invokeArgsMap': 'invokeMap',\n 'lastIndexOfFrom': 'lastIndexOf',\n 'mergeAll': 'merge',\n 'mergeAllWith': 'mergeWith',\n 'padChars': 'pad',\n 'padCharsEnd': 'padEnd',\n 'padCharsStart': 'padStart',\n 'propertyOf': 'get',\n 'rangeStep': 'range',\n 'rangeStepRight': 'rangeRight',\n 'restFrom': 'rest',\n 'spreadFrom': 'spread',\n 'trimChars': 'trim',\n 'trimCharsEnd': 'trimEnd',\n 'trimCharsStart': 'trimStart',\n 'zipAll': 'zip'\n};\n\n/** Used to track methods that skip fixing their arity. */\nexports.skipFixed = {\n 'castArray': true,\n 'flow': true,\n 'flowRight': true,\n 'iteratee': true,\n 'mixin': true,\n 'rearg': true,\n 'runInContext': true\n};\n\n/** Used to track methods that skip rearranging arguments. */\nexports.skipRearg = {\n 'add': true,\n 'assign': true,\n 'assignIn': true,\n 'bind': true,\n 'bindKey': true,\n 'concat': true,\n 'difference': true,\n 'divide': true,\n 'eq': true,\n 'gt': true,\n 'gte': true,\n 'isEqual': true,\n 'lt': true,\n 'lte': true,\n 'matchesProperty': true,\n 'merge': true,\n 'multiply': true,\n 'overArgs': true,\n 'partial': true,\n 'partialRight': true,\n 'propertyOf': true,\n 'random': true,\n 'range': true,\n 'rangeRight': true,\n 'subtract': true,\n 'zip': true,\n 'zipObject': true,\n 'zipObjectDeep': true\n};\n","/**\n * The default argument placeholder value for methods.\n *\n * @type {Object}\n */\nmodule.exports = {};\n","var mapping = require('./_mapping'),\n fallbackHolder = require('./placeholder');\n\n/** Built-in value reference. */\nvar push = Array.prototype.push;\n\n/**\n * Creates a function, with an arity of `n`, that invokes `func` with the\n * arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} n The arity of the new function.\n * @returns {Function} Returns the new function.\n */\nfunction baseArity(func, n) {\n return n == 2\n ? function(a, b) { return func.apply(undefined, arguments); }\n : function(a) { return func.apply(undefined, arguments); };\n}\n\n/**\n * Creates a function that invokes `func`, with up to `n` arguments, ignoring\n * any additional arguments.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the new function.\n */\nfunction baseAry(func, n) {\n return n == 2\n ? function(a, b) { return func(a, b); }\n : function(a) { return func(a); };\n}\n\n/**\n * Creates a clone of `array`.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the cloned array.\n */\nfunction cloneArray(array) {\n var length = array ? array.length : 0,\n result = Array(length);\n\n while (length--) {\n result[length] = array[length];\n }\n return result;\n}\n\n/**\n * Creates a function that clones a given object using the assignment `func`.\n *\n * @private\n * @param {Function} func The assignment function.\n * @returns {Function} Returns the new cloner function.\n */\nfunction createCloner(func) {\n return function(object) {\n return func({}, object);\n };\n}\n\n/**\n * A specialized version of `_.spread` which flattens the spread array into\n * the arguments of the invoked `func`.\n *\n * @private\n * @param {Function} func The function to spread arguments over.\n * @param {number} start The start position of the spread.\n * @returns {Function} Returns the new function.\n */\nfunction flatSpread(func, start) {\n return function() {\n var length = arguments.length,\n lastIndex = length - 1,\n args = Array(length);\n\n while (length--) {\n args[length] = arguments[length];\n }\n var array = args[start],\n otherArgs = args.slice(0, start);\n\n if (array) {\n push.apply(otherArgs, array);\n }\n if (start != lastIndex) {\n push.apply(otherArgs, args.slice(start + 1));\n }\n return func.apply(this, otherArgs);\n };\n}\n\n/**\n * Creates a function that wraps `func` and uses `cloner` to clone the first\n * argument it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} cloner The function to clone arguments.\n * @returns {Function} Returns the new immutable function.\n */\nfunction wrapImmutable(func, cloner) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return;\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var result = args[0] = cloner.apply(undefined, args);\n func.apply(undefined, args);\n return result;\n };\n}\n\n/**\n * The base implementation of `convert` which accepts a `util` object of methods\n * required to perform conversions.\n *\n * @param {Object} util The util object.\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @param {Object} [options] The options object.\n * @param {boolean} [options.cap=true] Specify capping iteratee arguments.\n * @param {boolean} [options.curry=true] Specify currying.\n * @param {boolean} [options.fixed=true] Specify fixed arity.\n * @param {boolean} [options.immutable=true] Specify immutable operations.\n * @param {boolean} [options.rearg=true] Specify rearranging arguments.\n * @returns {Function|Object} Returns the converted function or object.\n */\nfunction baseConvert(util, name, func, options) {\n var isLib = typeof name == 'function',\n isObj = name === Object(name);\n\n if (isObj) {\n options = func;\n func = name;\n name = undefined;\n }\n if (func == null) {\n throw new TypeError;\n }\n options || (options = {});\n\n var config = {\n 'cap': 'cap' in options ? options.cap : true,\n 'curry': 'curry' in options ? options.curry : true,\n 'fixed': 'fixed' in options ? options.fixed : true,\n 'immutable': 'immutable' in options ? options.immutable : true,\n 'rearg': 'rearg' in options ? options.rearg : true\n };\n\n var defaultHolder = isLib ? func : fallbackHolder,\n forceCurry = ('curry' in options) && options.curry,\n forceFixed = ('fixed' in options) && options.fixed,\n forceRearg = ('rearg' in options) && options.rearg,\n pristine = isLib ? func.runInContext() : undefined;\n\n var helpers = isLib ? func : {\n 'ary': util.ary,\n 'assign': util.assign,\n 'clone': util.clone,\n 'curry': util.curry,\n 'forEach': util.forEach,\n 'isArray': util.isArray,\n 'isError': util.isError,\n 'isFunction': util.isFunction,\n 'isWeakMap': util.isWeakMap,\n 'iteratee': util.iteratee,\n 'keys': util.keys,\n 'rearg': util.rearg,\n 'toInteger': util.toInteger,\n 'toPath': util.toPath\n };\n\n var ary = helpers.ary,\n assign = helpers.assign,\n clone = helpers.clone,\n curry = helpers.curry,\n each = helpers.forEach,\n isArray = helpers.isArray,\n isError = helpers.isError,\n isFunction = helpers.isFunction,\n isWeakMap = helpers.isWeakMap,\n keys = helpers.keys,\n rearg = helpers.rearg,\n toInteger = helpers.toInteger,\n toPath = helpers.toPath;\n\n var aryMethodKeys = keys(mapping.aryMethod);\n\n var wrappers = {\n 'castArray': function(castArray) {\n return function() {\n var value = arguments[0];\n return isArray(value)\n ? castArray(cloneArray(value))\n : castArray.apply(undefined, arguments);\n };\n },\n 'iteratee': function(iteratee) {\n return function() {\n var func = arguments[0],\n arity = arguments[1],\n result = iteratee(func, arity),\n length = result.length;\n\n if (config.cap && typeof arity == 'number') {\n arity = arity > 2 ? (arity - 2) : 1;\n return (length && length <= arity) ? result : baseAry(result, arity);\n }\n return result;\n };\n },\n 'mixin': function(mixin) {\n return function(source) {\n var func = this;\n if (!isFunction(func)) {\n return mixin(func, Object(source));\n }\n var pairs = [];\n each(keys(source), function(key) {\n if (isFunction(source[key])) {\n pairs.push([key, func.prototype[key]]);\n }\n });\n\n mixin(func, Object(source));\n\n each(pairs, function(pair) {\n var value = pair[1];\n if (isFunction(value)) {\n func.prototype[pair[0]] = value;\n } else {\n delete func.prototype[pair[0]];\n }\n });\n return func;\n };\n },\n 'nthArg': function(nthArg) {\n return function(n) {\n var arity = n < 0 ? 1 : (toInteger(n) + 1);\n return curry(nthArg(n), arity);\n };\n },\n 'rearg': function(rearg) {\n return function(func, indexes) {\n var arity = indexes ? indexes.length : 0;\n return curry(rearg(func, indexes), arity);\n };\n },\n 'runInContext': function(runInContext) {\n return function(context) {\n return baseConvert(util, runInContext(context), options);\n };\n }\n };\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Casts `func` to a function with an arity capped iteratee if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @returns {Function} Returns the cast function.\n */\n function castCap(name, func) {\n if (config.cap) {\n var indexes = mapping.iterateeRearg[name];\n if (indexes) {\n return iterateeRearg(func, indexes);\n }\n var n = !isLib && mapping.iterateeAry[name];\n if (n) {\n return iterateeAry(func, n);\n }\n }\n return func;\n }\n\n /**\n * Casts `func` to a curried function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castCurry(name, func, n) {\n return (forceCurry || (config.curry && n > 1))\n ? curry(func, n)\n : func;\n }\n\n /**\n * Casts `func` to a fixed arity function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the cast function.\n */\n function castFixed(name, func, n) {\n if (config.fixed && (forceFixed || !mapping.skipFixed[name])) {\n var data = mapping.methodSpread[name],\n start = data && data.start;\n\n return start === undefined ? ary(func, n) : flatSpread(func, start);\n }\n return func;\n }\n\n /**\n * Casts `func` to an rearged function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castRearg(name, func, n) {\n return (config.rearg && n > 1 && (forceRearg || !mapping.skipRearg[name]))\n ? rearg(func, mapping.methodRearg[name] || mapping.aryRearg[n])\n : func;\n }\n\n /**\n * Creates a clone of `object` by `path`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {Array|string} path The path to clone by.\n * @returns {Object} Returns the cloned object.\n */\n function cloneByPath(object, path) {\n path = toPath(path);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n result = clone(Object(object)),\n nested = result;\n\n while (nested != null && ++index < length) {\n var key = path[index],\n value = nested[key];\n\n if (value != null &&\n !(isFunction(value) || isError(value) || isWeakMap(value))) {\n nested[key] = clone(index == lastIndex ? value : Object(value));\n }\n nested = nested[key];\n }\n return result;\n }\n\n /**\n * Converts `lodash` to an immutable auto-curried iteratee-first data-last\n * version with conversion `options` applied.\n *\n * @param {Object} [options] The options object. See `baseConvert` for more details.\n * @returns {Function} Returns the converted `lodash`.\n */\n function convertLib(options) {\n return _.runInContext.convert(options)(undefined);\n }\n\n /**\n * Create a converter function for `func` of `name`.\n *\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @returns {Function} Returns the new converter function.\n */\n function createConverter(name, func) {\n var realName = mapping.aliasToReal[name] || name,\n methodName = mapping.remap[realName] || realName,\n oldOptions = options;\n\n return function(options) {\n var newUtil = isLib ? pristine : helpers,\n newFunc = isLib ? pristine[methodName] : func,\n newOptions = assign(assign({}, oldOptions), options);\n\n return baseConvert(newUtil, realName, newFunc, newOptions);\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee, with up to `n`\n * arguments, ignoring any additional arguments.\n *\n * @private\n * @param {Function} func The function to cap iteratee arguments for.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the new function.\n */\n function iterateeAry(func, n) {\n return overArg(func, function(func) {\n return typeof func == 'function' ? baseAry(func, n) : func;\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee with arguments\n * arranged according to the specified `indexes` where the argument value at\n * the first index is provided as the first argument, the argument value at\n * the second index is provided as the second argument, and so on.\n *\n * @private\n * @param {Function} func The function to rearrange iteratee arguments for.\n * @param {number[]} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n */\n function iterateeRearg(func, indexes) {\n return overArg(func, function(func) {\n var n = indexes.length;\n return baseArity(rearg(baseAry(func, n), indexes), n);\n });\n }\n\n /**\n * Creates a function that invokes `func` with its first argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return func();\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var index = config.rearg ? 0 : (length - 1);\n args[index] = transform(args[index]);\n return func.apply(undefined, args);\n };\n }\n\n /**\n * Creates a function that wraps `func` and applys the conversions\n * rules by `name`.\n *\n * @private\n * @param {string} name The name of the function to wrap.\n * @param {Function} func The function to wrap.\n * @returns {Function} Returns the converted function.\n */\n function wrap(name, func, placeholder) {\n var result,\n realName = mapping.aliasToReal[name] || name,\n wrapped = func,\n wrapper = wrappers[realName];\n\n if (wrapper) {\n wrapped = wrapper(func);\n }\n else if (config.immutable) {\n if (mapping.mutate.array[realName]) {\n wrapped = wrapImmutable(func, cloneArray);\n }\n else if (mapping.mutate.object[realName]) {\n wrapped = wrapImmutable(func, createCloner(func));\n }\n else if (mapping.mutate.set[realName]) {\n wrapped = wrapImmutable(func, cloneByPath);\n }\n }\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(otherName) {\n if (realName == otherName) {\n var data = mapping.methodSpread[realName],\n afterRearg = data && data.afterRearg;\n\n result = afterRearg\n ? castFixed(realName, castRearg(realName, wrapped, aryKey), aryKey)\n : castRearg(realName, castFixed(realName, wrapped, aryKey), aryKey);\n\n result = castCap(realName, result);\n result = castCurry(realName, result, aryKey);\n return false;\n }\n });\n return !result;\n });\n\n result || (result = wrapped);\n if (result == func) {\n result = forceCurry ? curry(result, 1) : function() {\n return func.apply(this, arguments);\n };\n }\n result.convert = createConverter(realName, func);\n result.placeholder = func.placeholder = placeholder;\n\n return result;\n }\n\n /*--------------------------------------------------------------------------*/\n\n if (!isObj) {\n return wrap(name, func, defaultHolder);\n }\n var _ = func;\n\n // Convert methods by ary cap.\n var pairs = [];\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(key) {\n var func = _[mapping.remap[key] || key];\n if (func) {\n pairs.push([key, wrap(key, func, _)]);\n }\n });\n });\n\n // Convert remaining methods.\n each(keys(_), function(key) {\n var func = _[key];\n if (typeof func == 'function') {\n var length = pairs.length;\n while (length--) {\n if (pairs[length][0] == key) {\n return;\n }\n }\n func.convert = createConverter(key, func);\n pairs.push([key, func]);\n }\n });\n\n // Assign to `_` leaving `_.prototype` unchanged to allow chaining.\n each(pairs, function(pair) {\n _[pair[0]] = pair[1];\n });\n\n _.convert = convertLib;\n _.placeholder = _;\n\n // Assign aliases.\n each(keys(_), function(key) {\n each(mapping.realToAlias[key] || [], function(alias) {\n _[alias] = _[key];\n });\n });\n\n return _;\n}\n\nmodule.exports = baseConvert;\n","var _ = require('./lodash.min').runInContext();\nmodule.exports = require('./fp/_baseConvert')(_, _);\n","'use strict';\n\n// Found this seed-based random generator somewhere\n// Based on The Central Randomizer 1.3 (C) 1997 by Paul Houle (houle@msc.cornell.edu)\n\nvar seed = 1;\n\n/**\n * return a random number based on a seed\n * @param seed\n * @returns {number}\n */\nfunction getNextValue() {\n seed = (seed * 9301 + 49297) % 233280;\n return seed/(233280.0);\n}\n\nfunction setSeed(_seed_) {\n seed = _seed_;\n}\n\nmodule.exports = {\n nextValue: getNextValue,\n seed: setSeed\n};\n","'use strict';\n\nvar randomFromSeed = require('./random/random-from-seed');\n\nvar ORIGINAL = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-';\nvar alphabet;\nvar previousSeed;\n\nvar shuffled;\n\nfunction reset() {\n shuffled = false;\n}\n\nfunction setCharacters(_alphabet_) {\n if (!_alphabet_) {\n if (alphabet !== ORIGINAL) {\n alphabet = ORIGINAL;\n reset();\n }\n return;\n }\n\n if (_alphabet_ === alphabet) {\n return;\n }\n\n if (_alphabet_.length !== ORIGINAL.length) {\n throw new Error('Custom alphabet for shortid must be ' + ORIGINAL.length + ' unique characters. You submitted ' + _alphabet_.length + ' characters: ' + _alphabet_);\n }\n\n var unique = _alphabet_.split('').filter(function(item, ind, arr){\n return ind !== arr.lastIndexOf(item);\n });\n\n if (unique.length) {\n throw new Error('Custom alphabet for shortid must be ' + ORIGINAL.length + ' unique characters. These characters were not unique: ' + unique.join(', '));\n }\n\n alphabet = _alphabet_;\n reset();\n}\n\nfunction characters(_alphabet_) {\n setCharacters(_alphabet_);\n return alphabet;\n}\n\nfunction setSeed(seed) {\n randomFromSeed.seed(seed);\n if (previousSeed !== seed) {\n reset();\n previousSeed = seed;\n }\n}\n\nfunction shuffle() {\n if (!alphabet) {\n setCharacters(ORIGINAL);\n }\n\n var sourceArray = alphabet.split('');\n var targetArray = [];\n var r = randomFromSeed.nextValue();\n var characterIndex;\n\n while (sourceArray.length > 0) {\n r = randomFromSeed.nextValue();\n characterIndex = Math.floor(r * sourceArray.length);\n targetArray.push(sourceArray.splice(characterIndex, 1)[0]);\n }\n return targetArray.join('');\n}\n\nfunction getShuffled() {\n if (shuffled) {\n return shuffled;\n }\n shuffled = shuffle();\n return shuffled;\n}\n\n/**\n * lookup shuffled letter\n * @param index\n * @returns {string}\n */\nfunction lookup(index) {\n var alphabetShuffled = getShuffled();\n return alphabetShuffled[index];\n}\n\nfunction get () {\n return alphabet || ORIGINAL;\n}\n\nmodule.exports = {\n get: get,\n characters: characters,\n seed: setSeed,\n lookup: lookup,\n shuffled: getShuffled\n};\n","'use strict';\n\nvar crypto = typeof window === 'object' && (window.crypto || window.msCrypto); // IE 11 uses window.msCrypto\n\nvar randomByte;\n\nif (!crypto || !crypto.getRandomValues) {\n randomByte = function(size) {\n var bytes = [];\n for (var i = 0; i < size; i++) {\n bytes.push(Math.floor(Math.random() * 256));\n }\n return bytes;\n };\n} else {\n randomByte = function(size) {\n return crypto.getRandomValues(new Uint8Array(size));\n };\n}\n\nmodule.exports = randomByte;\n","/**\n * Secure random string generator with custom alphabet.\n *\n * Alphabet must contain 256 symbols or less. Otherwise, the generator\n * will not be secure.\n *\n * @param {generator} random The random bytes generator.\n * @param {string} alphabet Symbols to be used in new random string.\n * @param {size} size The number of symbols in new random string.\n *\n * @return {string} Random string.\n *\n * @example\n * const format = require('nanoid/format')\n *\n * function random (size) {\n * const result = []\n * for (let i = 0; i < size; i++) {\n * result.push(randomByte())\n * }\n * return result\n * }\n *\n * format(random, \"abcdef\", 5) //=> \"fbaef\"\n *\n * @name format\n * @function\n */\nmodule.exports = function (random, alphabet, size) {\n var mask = (2 << Math.log(alphabet.length - 1) / Math.LN2) - 1\n var step = Math.ceil(1.6 * mask * size / alphabet.length)\n size = +size\n\n var id = ''\n while (true) {\n var bytes = random(step)\n for (var i = 0; i < step; i++) {\n var byte = bytes[i] & mask\n if (alphabet[byte]) {\n id += alphabet[byte]\n if (id.length === size) return id\n }\n }\n }\n}\n\n/**\n * @callback generator\n * @param {number} bytes The number of bytes to generate.\n * @return {number[]} Random bytes.\n */\n","'use strict';\n\nvar alphabet = require('./alphabet');\nvar random = require('./random/random-byte');\nvar format = require('nanoid/format');\n\nfunction generate(number) {\n var loopCounter = 0;\n var done;\n\n var str = '';\n\n while (!done) {\n str = str + format(random, alphabet.get(), 1);\n done = number < (Math.pow(16, loopCounter + 1 ) );\n loopCounter++;\n }\n return str;\n}\n\nmodule.exports = generate;\n","'use strict';\n\nvar generate = require('./generate');\nvar alphabet = require('./alphabet');\n\n// Ignore all milliseconds before a certain time to reduce the size of the date entropy without sacrificing uniqueness.\n// This number should be updated every year or so to keep the generated id short.\n// To regenerate `new Date() - 0` and bump the version. Always bump the version!\nvar REDUCE_TIME = 1567752802062;\n\n// don't change unless we change the algos or REDUCE_TIME\n// must be an integer and less than 16\nvar version = 7;\n\n// Counter is used when shortid is called multiple times in one second.\nvar counter;\n\n// Remember the last time shortid was called in case counter is needed.\nvar previousSeconds;\n\n/**\n * Generate unique id\n * Returns string id\n */\nfunction build(clusterWorkerId) {\n var str = '';\n\n var seconds = Math.floor((Date.now() - REDUCE_TIME) * 0.001);\n\n if (seconds === previousSeconds) {\n counter++;\n } else {\n counter = 0;\n previousSeconds = seconds;\n }\n\n str = str + generate(version);\n str = str + generate(clusterWorkerId);\n if (counter > 0) {\n str = str + generate(counter);\n }\n str = str + generate(seconds);\n return str;\n}\n\nmodule.exports = build;\n","'use strict';\nvar alphabet = require('./alphabet');\n\nfunction isShortId(id) {\n if (!id || typeof id !== 'string' || id.length < 6 ) {\n return false;\n }\n\n var nonAlphabetic = new RegExp('[^' +\n alphabet.get().replace(/[|\\\\{}()[\\]^$+*?.-]/g, '\\\\$&') +\n ']');\n return !nonAlphabetic.test(id);\n}\n\nmodule.exports = isShortId;\n","'use strict';\n\nvar alphabet = require('./alphabet');\nvar build = require('./build');\nvar isValid = require('./is-valid');\n\n// if you are using cluster or multiple servers use this to make each instance\n// has a unique value for worker\n// Note: I don't know if this is automatically set when using third\n// party cluster solutions such as pm2.\nvar clusterWorkerId = require('./util/cluster-worker-id') || 0;\n\n/**\n * Set the seed.\n * Highly recommended if you don't want people to try to figure out your id schema.\n * exposed as shortid.seed(int)\n * @param seed Integer value to seed the random alphabet. ALWAYS USE THE SAME SEED or you might get overlaps.\n */\nfunction seed(seedValue) {\n alphabet.seed(seedValue);\n return module.exports;\n}\n\n/**\n * Set the cluster worker or machine id\n * exposed as shortid.worker(int)\n * @param workerId worker must be positive integer. Number less than 16 is recommended.\n * returns shortid module so it can be chained.\n */\nfunction worker(workerId) {\n clusterWorkerId = workerId;\n return module.exports;\n}\n\n/**\n *\n * sets new characters to use in the alphabet\n * returns the shuffled alphabet\n */\nfunction characters(newCharacters) {\n if (newCharacters !== undefined) {\n alphabet.characters(newCharacters);\n }\n\n return alphabet.shuffled();\n}\n\n/**\n * Generate unique id\n * Returns string id\n */\nfunction generate() {\n return build(clusterWorkerId);\n}\n\n// Export all other functions as properties of the generate function\nmodule.exports = generate;\nmodule.exports.generate = generate;\nmodule.exports.seed = seed;\nmodule.exports.worker = worker;\nmodule.exports.characters = characters;\nmodule.exports.isValid = isValid;\n","'use strict';\nmodule.exports = require('./lib/index');\n","/**\n * @license\n * Lodash \n * Copyright OpenJS Foundation and other contributors \n * Released under MIT license \n * Based on Underscore.js 1.8.3 \n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n;(function() {\n\n /** Used as a safe reference for `undefined` in pre-ES5 environments. */\n var undefined;\n\n /** Used as the semantic version number. */\n var VERSION = '4.17.15';\n\n /** Used as the size to enable large array optimizations. */\n var LARGE_ARRAY_SIZE = 200;\n\n /** Error message constants. */\n var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',\n FUNC_ERROR_TEXT = 'Expected a function';\n\n /** Used to stand-in for `undefined` hash values. */\n var HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n /** Used as the maximum memoize cache size. */\n var MAX_MEMOIZE_SIZE = 500;\n\n /** Used as the internal argument placeholder. */\n var PLACEHOLDER = '__lodash_placeholder__';\n\n /** Used to compose bitmasks for cloning. */\n var CLONE_DEEP_FLAG = 1,\n CLONE_FLAT_FLAG = 2,\n CLONE_SYMBOLS_FLAG = 4;\n\n /** Used to compose bitmasks for value comparisons. */\n var COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n\n /** Used to compose bitmasks for function metadata. */\n var WRAP_BIND_FLAG = 1,\n WRAP_BIND_KEY_FLAG = 2,\n WRAP_CURRY_BOUND_FLAG = 4,\n WRAP_CURRY_FLAG = 8,\n WRAP_CURRY_RIGHT_FLAG = 16,\n WRAP_PARTIAL_FLAG = 32,\n WRAP_PARTIAL_RIGHT_FLAG = 64,\n WRAP_ARY_FLAG = 128,\n WRAP_REARG_FLAG = 256,\n WRAP_FLIP_FLAG = 512;\n\n /** Used as default options for `_.truncate`. */\n var DEFAULT_TRUNC_LENGTH = 30,\n DEFAULT_TRUNC_OMISSION = '...';\n\n /** Used to detect hot functions by number of calls within a span of milliseconds. */\n var HOT_COUNT = 800,\n HOT_SPAN = 16;\n\n /** Used to indicate the type of lazy iteratees. */\n var LAZY_FILTER_FLAG = 1,\n LAZY_MAP_FLAG = 2,\n LAZY_WHILE_FLAG = 3;\n\n /** Used as references for various `Number` constants. */\n var INFINITY = 1 / 0,\n MAX_SAFE_INTEGER = 9007199254740991,\n MAX_INTEGER = 1.7976931348623157e+308,\n NAN = 0 / 0;\n\n /** Used as references for the maximum length and index of an array. */\n var MAX_ARRAY_LENGTH = 4294967295,\n MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,\n HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;\n\n /** Used to associate wrap methods with their bit flags. */\n var wrapFlags = [\n ['ary', WRAP_ARY_FLAG],\n ['bind', WRAP_BIND_FLAG],\n ['bindKey', WRAP_BIND_KEY_FLAG],\n ['curry', WRAP_CURRY_FLAG],\n ['curryRight', WRAP_CURRY_RIGHT_FLAG],\n ['flip', WRAP_FLIP_FLAG],\n ['partial', WRAP_PARTIAL_FLAG],\n ['partialRight', WRAP_PARTIAL_RIGHT_FLAG],\n ['rearg', WRAP_REARG_FLAG]\n ];\n\n /** `Object#toString` result references. */\n var argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n asyncTag = '[object AsyncFunction]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n domExcTag = '[object DOMException]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n nullTag = '[object Null]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n proxyTag = '[object Proxy]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n undefinedTag = '[object Undefined]',\n weakMapTag = '[object WeakMap]',\n weakSetTag = '[object WeakSet]';\n\n var arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n\n /** Used to match empty string literals in compiled template source. */\n var reEmptyStringLeading = /\\b__p \\+= '';/g,\n reEmptyStringMiddle = /\\b(__p \\+=) '' \\+/g,\n reEmptyStringTrailing = /(__e\\(.*?\\)|\\b__t\\)) \\+\\n'';/g;\n\n /** Used to match HTML entities and HTML characters. */\n var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,\n reUnescapedHtml = /[&<>\"']/g,\n reHasEscapedHtml = RegExp(reEscapedHtml.source),\n reHasUnescapedHtml = RegExp(reUnescapedHtml.source);\n\n /** Used to match template delimiters. */\n var reEscape = /<%-([\\s\\S]+?)%>/g,\n reEvaluate = /<%([\\s\\S]+?)%>/g,\n reInterpolate = /<%=([\\s\\S]+?)%>/g;\n\n /** Used to match property names within property paths. */\n var reIsDeepProp = /\\.|\\[(?:[^[\\]]*|([\"'])(?:(?!\\1)[^\\\\]|\\\\.)*?\\1)\\]/,\n reIsPlainProp = /^\\w*$/,\n rePropName = /[^.[\\]]+|\\[(?:(-?\\d+(?:\\.\\d+)?)|([\"'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2)\\]|(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))/g;\n\n /**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n var reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g,\n reHasRegExpChar = RegExp(reRegExpChar.source);\n\n /** Used to match leading and trailing whitespace. */\n var reTrim = /^\\s+|\\s+$/g,\n reTrimStart = /^\\s+/,\n reTrimEnd = /\\s+$/;\n\n /** Used to match wrap detail comments. */\n var reWrapComment = /\\{(?:\\n\\/\\* \\[wrapped with .+\\] \\*\\/)?\\n?/,\n reWrapDetails = /\\{\\n\\/\\* \\[wrapped with (.+)\\] \\*/,\n reSplitDetails = /,? & /;\n\n /** Used to match words composed of alphanumeric characters. */\n var reAsciiWord = /[^\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\x7f]+/g;\n\n /** Used to match backslashes in property paths. */\n var reEscapeChar = /\\\\(\\\\)?/g;\n\n /**\n * Used to match\n * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).\n */\n var reEsTemplate = /\\$\\{([^\\\\}]*(?:\\\\.[^\\\\}]*)*)\\}/g;\n\n /** Used to match `RegExp` flags from their coerced string values. */\n var reFlags = /\\w*$/;\n\n /** Used to detect bad signed hexadecimal string values. */\n var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n\n /** Used to detect binary string values. */\n var reIsBinary = /^0b[01]+$/i;\n\n /** Used to detect host constructors (Safari). */\n var reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n\n /** Used to detect octal string values. */\n var reIsOctal = /^0o[0-7]+$/i;\n\n /** Used to detect unsigned integer values. */\n var reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n /** Used to match Latin Unicode letters (excluding mathematical operators). */\n var reLatin = /[\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\xff\\u0100-\\u017f]/g;\n\n /** Used to ensure capturing order of template delimiters. */\n var reNoMatch = /($^)/;\n\n /** Used to match unescaped characters in compiled string literals. */\n var reUnescapedString = /['\\n\\r\\u2028\\u2029\\\\]/g;\n\n /** Used to compose unicode character classes. */\n var rsAstralRange = '\\\\ud800-\\\\udfff',\n rsComboMarksRange = '\\\\u0300-\\\\u036f',\n reComboHalfMarksRange = '\\\\ufe20-\\\\ufe2f',\n rsComboSymbolsRange = '\\\\u20d0-\\\\u20ff',\n rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,\n rsDingbatRange = '\\\\u2700-\\\\u27bf',\n rsLowerRange = 'a-z\\\\xdf-\\\\xf6\\\\xf8-\\\\xff',\n rsMathOpRange = '\\\\xac\\\\xb1\\\\xd7\\\\xf7',\n rsNonCharRange = '\\\\x00-\\\\x2f\\\\x3a-\\\\x40\\\\x5b-\\\\x60\\\\x7b-\\\\xbf',\n rsPunctuationRange = '\\\\u2000-\\\\u206f',\n rsSpaceRange = ' \\\\t\\\\x0b\\\\f\\\\xa0\\\\ufeff\\\\n\\\\r\\\\u2028\\\\u2029\\\\u1680\\\\u180e\\\\u2000\\\\u2001\\\\u2002\\\\u2003\\\\u2004\\\\u2005\\\\u2006\\\\u2007\\\\u2008\\\\u2009\\\\u200a\\\\u202f\\\\u205f\\\\u3000',\n rsUpperRange = 'A-Z\\\\xc0-\\\\xd6\\\\xd8-\\\\xde',\n rsVarRange = '\\\\ufe0e\\\\ufe0f',\n rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;\n\n /** Used to compose unicode capture groups. */\n var rsApos = \"['\\u2019]\",\n rsAstral = '[' + rsAstralRange + ']',\n rsBreak = '[' + rsBreakRange + ']',\n rsCombo = '[' + rsComboRange + ']',\n rsDigits = '\\\\d+',\n rsDingbat = '[' + rsDingbatRange + ']',\n rsLower = '[' + rsLowerRange + ']',\n rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',\n rsFitz = '\\\\ud83c[\\\\udffb-\\\\udfff]',\n rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',\n rsNonAstral = '[^' + rsAstralRange + ']',\n rsRegional = '(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}',\n rsSurrPair = '[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]',\n rsUpper = '[' + rsUpperRange + ']',\n rsZWJ = '\\\\u200d';\n\n /** Used to compose unicode regexes. */\n var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',\n rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',\n rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',\n rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',\n reOptMod = rsModifier + '?',\n rsOptVar = '[' + rsVarRange + ']?',\n rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',\n rsOrdLower = '\\\\d*(?:1st|2nd|3rd|(?![123])\\\\dth)(?=\\\\b|[A-Z_])',\n rsOrdUpper = '\\\\d*(?:1ST|2ND|3RD|(?![123])\\\\dTH)(?=\\\\b|[a-z_])',\n rsSeq = rsOptVar + reOptMod + rsOptJoin,\n rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,\n rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';\n\n /** Used to match apostrophes. */\n var reApos = RegExp(rsApos, 'g');\n\n /**\n * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and\n * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).\n */\n var reComboMark = RegExp(rsCombo, 'g');\n\n /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */\n var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');\n\n /** Used to match complex or compound words. */\n var reUnicodeWord = RegExp([\n rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',\n rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')',\n rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower,\n rsUpper + '+' + rsOptContrUpper,\n rsOrdUpper,\n rsOrdLower,\n rsDigits,\n rsEmoji\n ].join('|'), 'g');\n\n /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */\n var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');\n\n /** Used to detect strings that need a more robust regexp to match words. */\n var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;\n\n /** Used to assign default `context` object properties. */\n var contextProps = [\n 'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',\n 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',\n 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',\n 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',\n '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'\n ];\n\n /** Used to make template sourceURLs easier to identify. */\n var templateCounter = -1;\n\n /** Used to identify `toStringTag` values of typed arrays. */\n var typedArrayTags = {};\n typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\n typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\n typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\n typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\n typedArrayTags[uint32Tag] = true;\n typedArrayTags[argsTag] = typedArrayTags[arrayTag] =\n typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\n typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\n typedArrayTags[errorTag] = typedArrayTags[funcTag] =\n typedArrayTags[mapTag] = typedArrayTags[numberTag] =\n typedArrayTags[objectTag] = typedArrayTags[regexpTag] =\n typedArrayTags[setTag] = typedArrayTags[stringTag] =\n typedArrayTags[weakMapTag] = false;\n\n /** Used to identify `toStringTag` values supported by `_.clone`. */\n var cloneableTags = {};\n cloneableTags[argsTag] = cloneableTags[arrayTag] =\n cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =\n cloneableTags[boolTag] = cloneableTags[dateTag] =\n cloneableTags[float32Tag] = cloneableTags[float64Tag] =\n cloneableTags[int8Tag] = cloneableTags[int16Tag] =\n cloneableTags[int32Tag] = cloneableTags[mapTag] =\n cloneableTags[numberTag] = cloneableTags[objectTag] =\n cloneableTags[regexpTag] = cloneableTags[setTag] =\n cloneableTags[stringTag] = cloneableTags[symbolTag] =\n cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =\n cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\n cloneableTags[errorTag] = cloneableTags[funcTag] =\n cloneableTags[weakMapTag] = false;\n\n /** Used to map Latin Unicode letters to basic Latin letters. */\n var deburredLetters = {\n // Latin-1 Supplement block.\n '\\xc0': 'A', '\\xc1': 'A', '\\xc2': 'A', '\\xc3': 'A', '\\xc4': 'A', '\\xc5': 'A',\n '\\xe0': 'a', '\\xe1': 'a', '\\xe2': 'a', '\\xe3': 'a', '\\xe4': 'a', '\\xe5': 'a',\n '\\xc7': 'C', '\\xe7': 'c',\n '\\xd0': 'D', '\\xf0': 'd',\n '\\xc8': 'E', '\\xc9': 'E', '\\xca': 'E', '\\xcb': 'E',\n '\\xe8': 'e', '\\xe9': 'e', '\\xea': 'e', '\\xeb': 'e',\n '\\xcc': 'I', '\\xcd': 'I', '\\xce': 'I', '\\xcf': 'I',\n '\\xec': 'i', '\\xed': 'i', '\\xee': 'i', '\\xef': 'i',\n '\\xd1': 'N', '\\xf1': 'n',\n '\\xd2': 'O', '\\xd3': 'O', '\\xd4': 'O', '\\xd5': 'O', '\\xd6': 'O', '\\xd8': 'O',\n '\\xf2': 'o', '\\xf3': 'o', '\\xf4': 'o', '\\xf5': 'o', '\\xf6': 'o', '\\xf8': 'o',\n '\\xd9': 'U', '\\xda': 'U', '\\xdb': 'U', '\\xdc': 'U',\n '\\xf9': 'u', '\\xfa': 'u', '\\xfb': 'u', '\\xfc': 'u',\n '\\xdd': 'Y', '\\xfd': 'y', '\\xff': 'y',\n '\\xc6': 'Ae', '\\xe6': 'ae',\n '\\xde': 'Th', '\\xfe': 'th',\n '\\xdf': 'ss',\n // Latin Extended-A block.\n '\\u0100': 'A', '\\u0102': 'A', '\\u0104': 'A',\n '\\u0101': 'a', '\\u0103': 'a', '\\u0105': 'a',\n '\\u0106': 'C', '\\u0108': 'C', '\\u010a': 'C', '\\u010c': 'C',\n '\\u0107': 'c', '\\u0109': 'c', '\\u010b': 'c', '\\u010d': 'c',\n '\\u010e': 'D', '\\u0110': 'D', '\\u010f': 'd', '\\u0111': 'd',\n '\\u0112': 'E', '\\u0114': 'E', '\\u0116': 'E', '\\u0118': 'E', '\\u011a': 'E',\n '\\u0113': 'e', '\\u0115': 'e', '\\u0117': 'e', '\\u0119': 'e', '\\u011b': 'e',\n '\\u011c': 'G', '\\u011e': 'G', '\\u0120': 'G', '\\u0122': 'G',\n '\\u011d': 'g', '\\u011f': 'g', '\\u0121': 'g', '\\u0123': 'g',\n '\\u0124': 'H', '\\u0126': 'H', '\\u0125': 'h', '\\u0127': 'h',\n '\\u0128': 'I', '\\u012a': 'I', '\\u012c': 'I', '\\u012e': 'I', '\\u0130': 'I',\n '\\u0129': 'i', '\\u012b': 'i', '\\u012d': 'i', '\\u012f': 'i', '\\u0131': 'i',\n '\\u0134': 'J', '\\u0135': 'j',\n '\\u0136': 'K', '\\u0137': 'k', '\\u0138': 'k',\n '\\u0139': 'L', '\\u013b': 'L', '\\u013d': 'L', '\\u013f': 'L', '\\u0141': 'L',\n '\\u013a': 'l', '\\u013c': 'l', '\\u013e': 'l', '\\u0140': 'l', '\\u0142': 'l',\n '\\u0143': 'N', '\\u0145': 'N', '\\u0147': 'N', '\\u014a': 'N',\n '\\u0144': 'n', '\\u0146': 'n', '\\u0148': 'n', '\\u014b': 'n',\n '\\u014c': 'O', '\\u014e': 'O', '\\u0150': 'O',\n '\\u014d': 'o', '\\u014f': 'o', '\\u0151': 'o',\n '\\u0154': 'R', '\\u0156': 'R', '\\u0158': 'R',\n '\\u0155': 'r', '\\u0157': 'r', '\\u0159': 'r',\n '\\u015a': 'S', '\\u015c': 'S', '\\u015e': 'S', '\\u0160': 'S',\n '\\u015b': 's', '\\u015d': 's', '\\u015f': 's', '\\u0161': 's',\n '\\u0162': 'T', '\\u0164': 'T', '\\u0166': 'T',\n '\\u0163': 't', '\\u0165': 't', '\\u0167': 't',\n '\\u0168': 'U', '\\u016a': 'U', '\\u016c': 'U', '\\u016e': 'U', '\\u0170': 'U', '\\u0172': 'U',\n '\\u0169': 'u', '\\u016b': 'u', '\\u016d': 'u', '\\u016f': 'u', '\\u0171': 'u', '\\u0173': 'u',\n '\\u0174': 'W', '\\u0175': 'w',\n '\\u0176': 'Y', '\\u0177': 'y', '\\u0178': 'Y',\n '\\u0179': 'Z', '\\u017b': 'Z', '\\u017d': 'Z',\n '\\u017a': 'z', '\\u017c': 'z', '\\u017e': 'z',\n '\\u0132': 'IJ', '\\u0133': 'ij',\n '\\u0152': 'Oe', '\\u0153': 'oe',\n '\\u0149': \"'n\", '\\u017f': 's'\n };\n\n /** Used to map characters to HTML entities. */\n var htmlEscapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n };\n\n /** Used to map HTML entities to characters. */\n var htmlUnescapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '"': '\"',\n ''': \"'\"\n };\n\n /** Used to escape characters for inclusion in compiled string literals. */\n var stringEscapes = {\n '\\\\': '\\\\',\n \"'\": \"'\",\n '\\n': 'n',\n '\\r': 'r',\n '\\u2028': 'u2028',\n '\\u2029': 'u2029'\n };\n\n /** Built-in method references without a dependency on `root`. */\n var freeParseFloat = parseFloat,\n freeParseInt = parseInt;\n\n /** Detect free variable `global` from Node.js. */\n var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n /** Detect free variable `self`. */\n var freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n /** Used as a reference to the global object. */\n var root = freeGlobal || freeSelf || Function('return this')();\n\n /** Detect free variable `exports`. */\n var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n /** Detect free variable `module`. */\n var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n /** Detect the popular CommonJS extension `module.exports`. */\n var moduleExports = freeModule && freeModule.exports === freeExports;\n\n /** Detect free variable `process` from Node.js. */\n var freeProcess = moduleExports && freeGlobal.process;\n\n /** Used to access faster Node.js helpers. */\n var nodeUtil = (function() {\n try {\n // Use `util.types` for Node.js 10+.\n var types = freeModule && freeModule.require && freeModule.require('util').types;\n\n if (types) {\n return types;\n }\n\n // Legacy `process.binding('util')` for Node.js < 10.\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n }());\n\n /* Node.js helper references. */\n var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,\n nodeIsDate = nodeUtil && nodeUtil.isDate,\n nodeIsMap = nodeUtil && nodeUtil.isMap,\n nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,\n nodeIsSet = nodeUtil && nodeUtil.isSet,\n nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * A faster alternative to `Function#apply`, this function invokes `func`\n * with the `this` binding of `thisArg` and the arguments of `args`.\n *\n * @private\n * @param {Function} func The function to invoke.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} args The arguments to invoke `func` with.\n * @returns {*} Returns the result of `func`.\n */\n function apply(func, thisArg, args) {\n switch (args.length) {\n case 0: return func.call(thisArg);\n case 1: return func.call(thisArg, args[0]);\n case 2: return func.call(thisArg, args[0], args[1]);\n case 3: return func.call(thisArg, args[0], args[1], args[2]);\n }\n return func.apply(thisArg, args);\n }\n\n /**\n * A specialized version of `baseAggregator` for arrays.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function arrayAggregator(array, setter, iteratee, accumulator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n var value = array[index];\n setter(accumulator, value, iteratee(value), array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.forEachRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEachRight(array, iteratee) {\n var length = array == null ? 0 : array.length;\n\n while (length--) {\n if (iteratee(array[length], length, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.every` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n */\n function arrayEvery(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (!predicate(array[index], index, array)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * A specialized version of `_.filter` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function arrayFilter(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.includes` for arrays without support for\n * specifying an index to search from.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludes(array, value) {\n var length = array == null ? 0 : array.length;\n return !!length && baseIndexOf(array, value, 0) > -1;\n }\n\n /**\n * This function is like `arrayIncludes` except that it accepts a comparator.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludesWith(array, value, comparator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (comparator(value, array[index])) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `_.map` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function arrayMap(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = iteratee(array[index], index, array);\n }\n return result;\n }\n\n /**\n * Appends the elements of `values` to `array`.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to append.\n * @returns {Array} Returns `array`.\n */\n function arrayPush(array, values) {\n var index = -1,\n length = values.length,\n offset = array.length;\n\n while (++index < length) {\n array[offset + index] = values[index];\n }\n return array;\n }\n\n /**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.reduceRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the last element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduceRight(array, iteratee, accumulator, initAccum) {\n var length = array == null ? 0 : array.length;\n if (initAccum && length) {\n accumulator = array[--length];\n }\n while (length--) {\n accumulator = iteratee(accumulator, array[length], length, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.some` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function arraySome(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (predicate(array[index], index, array)) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * Gets the size of an ASCII `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n var asciiSize = baseProperty('length');\n\n /**\n * Converts an ASCII `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function asciiToArray(string) {\n return string.split('');\n }\n\n /**\n * Splits an ASCII `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function asciiWords(string) {\n return string.match(reAsciiWord) || [];\n }\n\n /**\n * The base implementation of methods like `_.findKey` and `_.findLastKey`,\n * without support for iteratee shorthands, which iterates over `collection`\n * using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the found element or its key, else `undefined`.\n */\n function baseFindKey(collection, predicate, eachFunc) {\n var result;\n eachFunc(collection, function(value, key, collection) {\n if (predicate(value, key, collection)) {\n result = key;\n return false;\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.findIndex` and `_.findLastIndex` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {number} fromIndex The index to search from.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseFindIndex(array, predicate, fromIndex, fromRight) {\n var length = array.length,\n index = fromIndex + (fromRight ? 1 : -1);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (predicate(array[index], index, array)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.indexOf` without `fromIndex` bounds checks.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOf(array, value, fromIndex) {\n return value === value\n ? strictIndexOf(array, value, fromIndex)\n : baseFindIndex(array, baseIsNaN, fromIndex);\n }\n\n /**\n * This function is like `baseIndexOf` except that it accepts a comparator.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOfWith(array, value, fromIndex, comparator) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (comparator(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.isNaN` without support for number objects.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n */\n function baseIsNaN(value) {\n return value !== value;\n }\n\n /**\n * The base implementation of `_.mean` and `_.meanBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the mean.\n */\n function baseMean(array, iteratee) {\n var length = array == null ? 0 : array.length;\n return length ? (baseSum(array, iteratee) / length) : NAN;\n }\n\n /**\n * The base implementation of `_.property` without support for deep paths.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function baseProperty(key) {\n return function(object) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.propertyOf` without support for deep paths.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyOf(object) {\n return function(key) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.reduce` and `_.reduceRight`, without support\n * for iteratee shorthands, which iterates over `collection` using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} accumulator The initial value.\n * @param {boolean} initAccum Specify using the first or last element of\n * `collection` as the initial value.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the accumulated value.\n */\n function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {\n eachFunc(collection, function(value, index, collection) {\n accumulator = initAccum\n ? (initAccum = false, value)\n : iteratee(accumulator, value, index, collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.sortBy` which uses `comparer` to define the\n * sort order of `array` and replaces criteria objects with their corresponding\n * values.\n *\n * @private\n * @param {Array} array The array to sort.\n * @param {Function} comparer The function to define sort order.\n * @returns {Array} Returns `array`.\n */\n function baseSortBy(array, comparer) {\n var length = array.length;\n\n array.sort(comparer);\n while (length--) {\n array[length] = array[length].value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.sum` and `_.sumBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the sum.\n */\n function baseSum(array, iteratee) {\n var result,\n index = -1,\n length = array.length;\n\n while (++index < length) {\n var current = iteratee(array[index]);\n if (current !== undefined) {\n result = result === undefined ? current : (result + current);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\n function baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array\n * of key-value pairs for `object` corresponding to the property names of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the key-value pairs.\n */\n function baseToPairs(object, props) {\n return arrayMap(props, function(key) {\n return [key, object[key]];\n });\n }\n\n /**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\n function baseUnary(func) {\n return function(value) {\n return func(value);\n };\n }\n\n /**\n * The base implementation of `_.values` and `_.valuesIn` which creates an\n * array of `object` property values corresponding to the property names\n * of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the array of property values.\n */\n function baseValues(object, props) {\n return arrayMap(props, function(key) {\n return object[key];\n });\n }\n\n /**\n * Checks if a `cache` value for `key` exists.\n *\n * @private\n * @param {Object} cache The cache to query.\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function cacheHas(cache, key) {\n return cache.has(key);\n }\n\n /**\n * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the first unmatched string symbol.\n */\n function charsStartIndex(strSymbols, chrSymbols) {\n var index = -1,\n length = strSymbols.length;\n\n while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the last unmatched string symbol.\n */\n function charsEndIndex(strSymbols, chrSymbols) {\n var index = strSymbols.length;\n\n while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Gets the number of `placeholder` occurrences in `array`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} placeholder The placeholder to search for.\n * @returns {number} Returns the placeholder count.\n */\n function countHolders(array, placeholder) {\n var length = array.length,\n result = 0;\n\n while (length--) {\n if (array[length] === placeholder) {\n ++result;\n }\n }\n return result;\n }\n\n /**\n * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A\n * letters to basic Latin letters.\n *\n * @private\n * @param {string} letter The matched letter to deburr.\n * @returns {string} Returns the deburred letter.\n */\n var deburrLetter = basePropertyOf(deburredLetters);\n\n /**\n * Used by `_.escape` to convert characters to HTML entities.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n var escapeHtmlChar = basePropertyOf(htmlEscapes);\n\n /**\n * Used by `_.template` to escape characters for inclusion in compiled string literals.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n function escapeStringChar(chr) {\n return '\\\\' + stringEscapes[chr];\n }\n\n /**\n * Gets the value at `key` of `object`.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function getValue(object, key) {\n return object == null ? undefined : object[key];\n }\n\n /**\n * Checks if `string` contains Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a symbol is found, else `false`.\n */\n function hasUnicode(string) {\n return reHasUnicode.test(string);\n }\n\n /**\n * Checks if `string` contains a word composed of Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a word is found, else `false`.\n */\n function hasUnicodeWord(string) {\n return reHasUnicodeWord.test(string);\n }\n\n /**\n * Converts `iterator` to an array.\n *\n * @private\n * @param {Object} iterator The iterator to convert.\n * @returns {Array} Returns the converted array.\n */\n function iteratorToArray(iterator) {\n var data,\n result = [];\n\n while (!(data = iterator.next()).done) {\n result.push(data.value);\n }\n return result;\n }\n\n /**\n * Converts `map` to its key-value pairs.\n *\n * @private\n * @param {Object} map The map to convert.\n * @returns {Array} Returns the key-value pairs.\n */\n function mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n\n map.forEach(function(value, key) {\n result[++index] = [key, value];\n });\n return result;\n }\n\n /**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function(arg) {\n return func(transform(arg));\n };\n }\n\n /**\n * Replaces all `placeholder` elements in `array` with an internal placeholder\n * and returns an array of their indexes.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {*} placeholder The placeholder to replace.\n * @returns {Array} Returns the new array of placeholder indexes.\n */\n function replaceHolders(array, placeholder) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value === placeholder || value === PLACEHOLDER) {\n array[index] = PLACEHOLDER;\n result[resIndex++] = index;\n }\n }\n return result;\n }\n\n /**\n * Converts `set` to an array of its values.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the values.\n */\n function setToArray(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = value;\n });\n return result;\n }\n\n /**\n * Converts `set` to its value-value pairs.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the value-value pairs.\n */\n function setToPairs(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = [value, value];\n });\n return result;\n }\n\n /**\n * A specialized version of `_.indexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictIndexOf(array, value, fromIndex) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (array[index] === value) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * A specialized version of `_.lastIndexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictLastIndexOf(array, value, fromIndex) {\n var index = fromIndex + 1;\n while (index--) {\n if (array[index] === value) {\n return index;\n }\n }\n return index;\n }\n\n /**\n * Gets the number of symbols in `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the string size.\n */\n function stringSize(string) {\n return hasUnicode(string)\n ? unicodeSize(string)\n : asciiSize(string);\n }\n\n /**\n * Converts `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function stringToArray(string) {\n return hasUnicode(string)\n ? unicodeToArray(string)\n : asciiToArray(string);\n }\n\n /**\n * Used by `_.unescape` to convert HTML entities to characters.\n *\n * @private\n * @param {string} chr The matched character to unescape.\n * @returns {string} Returns the unescaped character.\n */\n var unescapeHtmlChar = basePropertyOf(htmlUnescapes);\n\n /**\n * Gets the size of a Unicode `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n function unicodeSize(string) {\n var result = reUnicode.lastIndex = 0;\n while (reUnicode.test(string)) {\n ++result;\n }\n return result;\n }\n\n /**\n * Converts a Unicode `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function unicodeToArray(string) {\n return string.match(reUnicode) || [];\n }\n\n /**\n * Splits a Unicode `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function unicodeWords(string) {\n return string.match(reUnicodeWord) || [];\n }\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Create a new pristine `lodash` function using the `context` object.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Util\n * @param {Object} [context=root] The context object.\n * @returns {Function} Returns a new `lodash` function.\n * @example\n *\n * _.mixin({ 'foo': _.constant('foo') });\n *\n * var lodash = _.runInContext();\n * lodash.mixin({ 'bar': lodash.constant('bar') });\n *\n * _.isFunction(_.foo);\n * // => true\n * _.isFunction(_.bar);\n * // => false\n *\n * lodash.isFunction(lodash.foo);\n * // => false\n * lodash.isFunction(lodash.bar);\n * // => true\n *\n * // Create a suped-up `defer` in Node.js.\n * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;\n */\n var runInContext = (function runInContext(context) {\n context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));\n\n /** Built-in constructor references. */\n var Array = context.Array,\n Date = context.Date,\n Error = context.Error,\n Function = context.Function,\n Math = context.Math,\n Object = context.Object,\n RegExp = context.RegExp,\n String = context.String,\n TypeError = context.TypeError;\n\n /** Used for built-in method references. */\n var arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n\n /** Used to detect overreaching core-js shims. */\n var coreJsData = context['__core-js_shared__'];\n\n /** Used to resolve the decompiled source of functions. */\n var funcToString = funcProto.toString;\n\n /** Used to check objects for own properties. */\n var hasOwnProperty = objectProto.hasOwnProperty;\n\n /** Used to generate unique IDs. */\n var idCounter = 0;\n\n /** Used to detect methods masquerading as native. */\n var maskSrcKey = (function() {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? ('Symbol(src)_1.' + uid) : '';\n }());\n\n /**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\n var nativeObjectToString = objectProto.toString;\n\n /** Used to infer the `Object` constructor. */\n var objectCtorString = funcToString.call(Object);\n\n /** Used to restore the original `_` reference in `_.noConflict`. */\n var oldDash = root._;\n\n /** Used to detect if a method is native. */\n var reIsNative = RegExp('^' +\n funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&')\n .replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$'\n );\n\n /** Built-in value references. */\n var Buffer = moduleExports ? context.Buffer : undefined,\n Symbol = context.Symbol,\n Uint8Array = context.Uint8Array,\n allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice,\n spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined,\n symIterator = Symbol ? Symbol.iterator : undefined,\n symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n var defineProperty = (function() {\n try {\n var func = getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n }());\n\n /** Mocked built-ins. */\n var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,\n ctxNow = Date && Date.now !== root.Date.now && Date.now,\n ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;\n\n /* Built-in method references for those with the same name as other `lodash` methods. */\n var nativeCeil = Math.ceil,\n nativeFloor = Math.floor,\n nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeIsFinite = context.isFinite,\n nativeJoin = arrayProto.join,\n nativeKeys = overArg(Object.keys, Object),\n nativeMax = Math.max,\n nativeMin = Math.min,\n nativeNow = Date.now,\n nativeParseInt = context.parseInt,\n nativeRandom = Math.random,\n nativeReverse = arrayProto.reverse;\n\n /* Built-in method references that are verified to be native. */\n var DataView = getNative(context, 'DataView'),\n Map = getNative(context, 'Map'),\n Promise = getNative(context, 'Promise'),\n Set = getNative(context, 'Set'),\n WeakMap = getNative(context, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n\n /** Used to store function metadata. */\n var metaMap = WeakMap && new WeakMap;\n\n /** Used to lookup unminified function names. */\n var realNames = {};\n\n /** Used to detect maps, sets, and weakmaps. */\n var dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n\n /** Used to convert symbols to primitives and strings. */\n var symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined,\n symbolToString = symbolProto ? symbolProto.toString : undefined;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` object which wraps `value` to enable implicit method\n * chain sequences. Methods that operate on and return arrays, collections,\n * and functions can be chained together. Methods that retrieve a single value\n * or may return a primitive value will automatically end the chain sequence\n * and return the unwrapped value. Otherwise, the value must be unwrapped\n * with `_#value`.\n *\n * Explicit chain sequences, which must be unwrapped with `_#value`, may be\n * enabled using `_.chain`.\n *\n * The execution of chained methods is lazy, that is, it's deferred until\n * `_#value` is implicitly or explicitly called.\n *\n * Lazy evaluation allows several methods to support shortcut fusion.\n * Shortcut fusion is an optimization to merge iteratee calls; this avoids\n * the creation of intermediate arrays and can greatly reduce the number of\n * iteratee executions. Sections of a chain sequence qualify for shortcut\n * fusion if the section is applied to an array and iteratees accept only\n * one argument. The heuristic for whether a section qualifies for shortcut\n * fusion is subject to change.\n *\n * Chaining is supported in custom builds as long as the `_#value` method is\n * directly or indirectly included in the build.\n *\n * In addition to lodash methods, wrappers have `Array` and `String` methods.\n *\n * The wrapper `Array` methods are:\n * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`\n *\n * The wrapper `String` methods are:\n * `replace` and `split`\n *\n * The wrapper methods that support shortcut fusion are:\n * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,\n * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,\n * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`\n *\n * The chainable wrapper methods are:\n * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,\n * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,\n * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,\n * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,\n * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,\n * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,\n * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,\n * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,\n * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,\n * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,\n * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,\n * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,\n * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,\n * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,\n * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,\n * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,\n * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,\n * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,\n * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,\n * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,\n * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,\n * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,\n * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,\n * `zipObject`, `zipObjectDeep`, and `zipWith`\n *\n * The wrapper methods that are **not** chainable by default are:\n * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,\n * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,\n * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,\n * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,\n * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,\n * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,\n * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,\n * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,\n * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,\n * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,\n * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,\n * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,\n * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,\n * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,\n * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,\n * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,\n * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,\n * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,\n * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,\n * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,\n * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,\n * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,\n * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,\n * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,\n * `upperFirst`, `value`, and `words`\n *\n * @name _\n * @constructor\n * @category Seq\n * @param {*} value The value to wrap in a `lodash` instance.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2, 3]);\n *\n * // Returns an unwrapped value.\n * wrapped.reduce(_.add);\n * // => 6\n *\n * // Returns a wrapped value.\n * var squares = wrapped.map(square);\n *\n * _.isArray(squares);\n * // => false\n *\n * _.isArray(squares.value());\n * // => true\n */\n function lodash(value) {\n if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {\n if (value instanceof LodashWrapper) {\n return value;\n }\n if (hasOwnProperty.call(value, '__wrapped__')) {\n return wrapperClone(value);\n }\n }\n return new LodashWrapper(value);\n }\n\n /**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} proto The object to inherit from.\n * @returns {Object} Returns the new object.\n */\n var baseCreate = (function() {\n function object() {}\n return function(proto) {\n if (!isObject(proto)) {\n return {};\n }\n if (objectCreate) {\n return objectCreate(proto);\n }\n object.prototype = proto;\n var result = new object;\n object.prototype = undefined;\n return result;\n };\n }());\n\n /**\n * The function whose prototype chain sequence wrappers inherit from.\n *\n * @private\n */\n function baseLodash() {\n // No operation performed.\n }\n\n /**\n * The base constructor for creating `lodash` wrapper objects.\n *\n * @private\n * @param {*} value The value to wrap.\n * @param {boolean} [chainAll] Enable explicit method chain sequences.\n */\n function LodashWrapper(value, chainAll) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__chain__ = !!chainAll;\n this.__index__ = 0;\n this.__values__ = undefined;\n }\n\n /**\n * By default, the template delimiters used by lodash are like those in\n * embedded Ruby (ERB) as well as ES2015 template strings. Change the\n * following template settings to use alternative delimiters.\n *\n * @static\n * @memberOf _\n * @type {Object}\n */\n lodash.templateSettings = {\n\n /**\n * Used to detect `data` property values to be HTML-escaped.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'escape': reEscape,\n\n /**\n * Used to detect code to be evaluated.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'evaluate': reEvaluate,\n\n /**\n * Used to detect `data` property values to inject.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'interpolate': reInterpolate,\n\n /**\n * Used to reference the data object in the template text.\n *\n * @memberOf _.templateSettings\n * @type {string}\n */\n 'variable': '',\n\n /**\n * Used to import variables into the compiled template.\n *\n * @memberOf _.templateSettings\n * @type {Object}\n */\n 'imports': {\n\n /**\n * A reference to the `lodash` function.\n *\n * @memberOf _.templateSettings.imports\n * @type {Function}\n */\n '_': lodash\n }\n };\n\n // Ensure wrappers are instances of `baseLodash`.\n lodash.prototype = baseLodash.prototype;\n lodash.prototype.constructor = lodash;\n\n LodashWrapper.prototype = baseCreate(baseLodash.prototype);\n LodashWrapper.prototype.constructor = LodashWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.\n *\n * @private\n * @constructor\n * @param {*} value The value to wrap.\n */\n function LazyWrapper(value) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__dir__ = 1;\n this.__filtered__ = false;\n this.__iteratees__ = [];\n this.__takeCount__ = MAX_ARRAY_LENGTH;\n this.__views__ = [];\n }\n\n /**\n * Creates a clone of the lazy wrapper object.\n *\n * @private\n * @name clone\n * @memberOf LazyWrapper\n * @returns {Object} Returns the cloned `LazyWrapper` object.\n */\n function lazyClone() {\n var result = new LazyWrapper(this.__wrapped__);\n result.__actions__ = copyArray(this.__actions__);\n result.__dir__ = this.__dir__;\n result.__filtered__ = this.__filtered__;\n result.__iteratees__ = copyArray(this.__iteratees__);\n result.__takeCount__ = this.__takeCount__;\n result.__views__ = copyArray(this.__views__);\n return result;\n }\n\n /**\n * Reverses the direction of lazy iteration.\n *\n * @private\n * @name reverse\n * @memberOf LazyWrapper\n * @returns {Object} Returns the new reversed `LazyWrapper` object.\n */\n function lazyReverse() {\n if (this.__filtered__) {\n var result = new LazyWrapper(this);\n result.__dir__ = -1;\n result.__filtered__ = true;\n } else {\n result = this.clone();\n result.__dir__ *= -1;\n }\n return result;\n }\n\n /**\n * Extracts the unwrapped value from its lazy wrapper.\n *\n * @private\n * @name value\n * @memberOf LazyWrapper\n * @returns {*} Returns the unwrapped value.\n */\n function lazyValue() {\n var array = this.__wrapped__.value(),\n dir = this.__dir__,\n isArr = isArray(array),\n isRight = dir < 0,\n arrLength = isArr ? array.length : 0,\n view = getView(0, arrLength, this.__views__),\n start = view.start,\n end = view.end,\n length = end - start,\n index = isRight ? end : (start - 1),\n iteratees = this.__iteratees__,\n iterLength = iteratees.length,\n resIndex = 0,\n takeCount = nativeMin(length, this.__takeCount__);\n\n if (!isArr || (!isRight && arrLength == length && takeCount == length)) {\n return baseWrapperValue(array, this.__actions__);\n }\n var result = [];\n\n outer:\n while (length-- && resIndex < takeCount) {\n index += dir;\n\n var iterIndex = -1,\n value = array[index];\n\n while (++iterIndex < iterLength) {\n var data = iteratees[iterIndex],\n iteratee = data.iteratee,\n type = data.type,\n computed = iteratee(value);\n\n if (type == LAZY_MAP_FLAG) {\n value = computed;\n } else if (!computed) {\n if (type == LAZY_FILTER_FLAG) {\n continue outer;\n } else {\n break outer;\n }\n }\n }\n result[resIndex++] = value;\n }\n return result;\n }\n\n // Ensure `LazyWrapper` is an instance of `baseLodash`.\n LazyWrapper.prototype = baseCreate(baseLodash.prototype);\n LazyWrapper.prototype.constructor = LazyWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Hash(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n function hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the hash.\n *\n * @private\n * @name delete\n * @memberOf Hash\n * @param {Object} hash The hash to modify.\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function hashDelete(key) {\n var result = this.has(key) && delete this.__data__[key];\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the hash value for `key`.\n *\n * @private\n * @name get\n * @memberOf Hash\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function hashGet(key) {\n var data = this.__data__;\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\n }\n\n /**\n * Checks if a hash value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Hash\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);\n }\n\n /**\n * Sets the hash `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Hash\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the hash instance.\n */\n function hashSet(key, value) {\n var data = this.__data__;\n this.size += this.has(key) ? 0 : 1;\n data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;\n return this;\n }\n\n // Add methods to `Hash`.\n Hash.prototype.clear = hashClear;\n Hash.prototype['delete'] = hashDelete;\n Hash.prototype.get = hashGet;\n Hash.prototype.has = hashHas;\n Hash.prototype.set = hashSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function ListCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n function listCacheClear() {\n this.__data__ = [];\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the list cache.\n *\n * @private\n * @name delete\n * @memberOf ListCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n var lastIndex = data.length - 1;\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n --this.size;\n return true;\n }\n\n /**\n * Gets the list cache value for `key`.\n *\n * @private\n * @name get\n * @memberOf ListCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n return index < 0 ? undefined : data[index][1];\n }\n\n /**\n * Checks if a list cache value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf ListCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\n }\n\n /**\n * Sets the list cache `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf ListCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the list cache instance.\n */\n function listCacheSet(key, value) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n ++this.size;\n data.push([key, value]);\n } else {\n data[index][1] = value;\n }\n return this;\n }\n\n // Add methods to `ListCache`.\n ListCache.prototype.clear = listCacheClear;\n ListCache.prototype['delete'] = listCacheDelete;\n ListCache.prototype.get = listCacheGet;\n ListCache.prototype.has = listCacheHas;\n ListCache.prototype.set = listCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a map cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function MapCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n function mapCacheClear() {\n this.size = 0;\n this.__data__ = {\n 'hash': new Hash,\n 'map': new (Map || ListCache),\n 'string': new Hash\n };\n }\n\n /**\n * Removes `key` and its value from the map.\n *\n * @private\n * @name delete\n * @memberOf MapCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function mapCacheDelete(key) {\n var result = getMapData(this, key)['delete'](key);\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the map value for `key`.\n *\n * @private\n * @name get\n * @memberOf MapCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function mapCacheGet(key) {\n return getMapData(this, key).get(key);\n }\n\n /**\n * Checks if a map value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf MapCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function mapCacheHas(key) {\n return getMapData(this, key).has(key);\n }\n\n /**\n * Sets the map `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf MapCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the map cache instance.\n */\n function mapCacheSet(key, value) {\n var data = getMapData(this, key),\n size = data.size;\n\n data.set(key, value);\n this.size += data.size == size ? 0 : 1;\n return this;\n }\n\n // Add methods to `MapCache`.\n MapCache.prototype.clear = mapCacheClear;\n MapCache.prototype['delete'] = mapCacheDelete;\n MapCache.prototype.get = mapCacheGet;\n MapCache.prototype.has = mapCacheHas;\n MapCache.prototype.set = mapCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n *\n * Creates an array cache object to store unique values.\n *\n * @private\n * @constructor\n * @param {Array} [values] The values to cache.\n */\n function SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n\n this.__data__ = new MapCache;\n while (++index < length) {\n this.add(values[index]);\n }\n }\n\n /**\n * Adds `value` to the array cache.\n *\n * @private\n * @name add\n * @memberOf SetCache\n * @alias push\n * @param {*} value The value to cache.\n * @returns {Object} Returns the cache instance.\n */\n function setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED);\n return this;\n }\n\n /**\n * Checks if `value` is in the array cache.\n *\n * @private\n * @name has\n * @memberOf SetCache\n * @param {*} value The value to search for.\n * @returns {number} Returns `true` if `value` is found, else `false`.\n */\n function setCacheHas(value) {\n return this.__data__.has(value);\n }\n\n // Add methods to `SetCache`.\n SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;\n SetCache.prototype.has = setCacheHas;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a stack cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Stack(entries) {\n var data = this.__data__ = new ListCache(entries);\n this.size = data.size;\n }\n\n /**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n function stackClear() {\n this.__data__ = new ListCache;\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the stack.\n *\n * @private\n * @name delete\n * @memberOf Stack\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function stackDelete(key) {\n var data = this.__data__,\n result = data['delete'](key);\n\n this.size = data.size;\n return result;\n }\n\n /**\n * Gets the stack value for `key`.\n *\n * @private\n * @name get\n * @memberOf Stack\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function stackGet(key) {\n return this.__data__.get(key);\n }\n\n /**\n * Checks if a stack value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Stack\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function stackHas(key) {\n return this.__data__.has(key);\n }\n\n /**\n * Sets the stack `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Stack\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the stack cache instance.\n */\n function stackSet(key, value) {\n var data = this.__data__;\n if (data instanceof ListCache) {\n var pairs = data.__data__;\n if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {\n pairs.push([key, value]);\n this.size = ++data.size;\n return this;\n }\n data = this.__data__ = new MapCache(pairs);\n }\n data.set(key, value);\n this.size = data.size;\n return this;\n }\n\n // Add methods to `Stack`.\n Stack.prototype.clear = stackClear;\n Stack.prototype['delete'] = stackDelete;\n Stack.prototype.get = stackGet;\n Stack.prototype.has = stackHas;\n Stack.prototype.set = stackSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\n function arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) &&\n !(skipIndexes && (\n // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' ||\n // Node.js 0.10 has enumerable non-index properties on buffers.\n (isBuff && (key == 'offset' || key == 'parent')) ||\n // PhantomJS 2 has enumerable non-index properties on typed arrays.\n (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n // Skip index properties.\n isIndex(key, length)\n ))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.sample` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @returns {*} Returns the random element.\n */\n function arraySample(array) {\n var length = array.length;\n return length ? array[baseRandom(0, length - 1)] : undefined;\n }\n\n /**\n * A specialized version of `_.sampleSize` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function arraySampleSize(array, n) {\n return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));\n }\n\n /**\n * A specialized version of `_.shuffle` for arrays.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function arrayShuffle(array) {\n return shuffleSelf(copyArray(array));\n }\n\n /**\n * This function is like `assignValue` except that it doesn't assign\n * `undefined` values.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignMergeValue(object, key, value) {\n if ((value !== undefined && !eq(object[key], value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Assigns `value` to `key` of `object` if the existing value is not equivalent\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignValue(object, key, value) {\n var objValue = object[key];\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Gets the index at which the `key` is found in `array` of key-value pairs.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} key The key to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function assocIndexOf(array, key) {\n var length = array.length;\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n return -1;\n }\n\n /**\n * Aggregates elements of `collection` on `accumulator` with keys transformed\n * by `iteratee` and values set by `setter`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseAggregator(collection, setter, iteratee, accumulator) {\n baseEach(collection, function(value, key, collection) {\n setter(accumulator, value, iteratee(value), collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n }\n\n /**\n * The base implementation of `_.assignIn` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssignIn(object, source) {\n return object && copyObject(source, keysIn(source), object);\n }\n\n /**\n * The base implementation of `assignValue` and `assignMergeValue` without\n * value checks.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function baseAssignValue(object, key, value) {\n if (key == '__proto__' && defineProperty) {\n defineProperty(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n }\n\n /**\n * The base implementation of `_.at` without support for individual paths.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {string[]} paths The property paths to pick.\n * @returns {Array} Returns the picked elements.\n */\n function baseAt(object, paths) {\n var index = -1,\n length = paths.length,\n result = Array(length),\n skip = object == null;\n\n while (++index < length) {\n result[index] = skip ? undefined : get(object, paths[index]);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.clamp` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n */\n function baseClamp(number, lower, upper) {\n if (number === number) {\n if (upper !== undefined) {\n number = number <= upper ? number : upper;\n }\n if (lower !== undefined) {\n number = number >= lower ? number : lower;\n }\n }\n return number;\n }\n\n /**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Deep clone\n * 2 - Flatten inherited properties\n * 4 - Clone symbols\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n function baseClone(value, bitmask, customizer, key, object, stack) {\n var result,\n isDeep = bitmask & CLONE_DEEP_FLAG,\n isFlat = bitmask & CLONE_FLAT_FLAG,\n isFull = bitmask & CLONE_SYMBOLS_FLAG;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n if (result !== undefined) {\n return result;\n }\n if (!isObject(value)) {\n return value;\n }\n var isArr = isArray(value);\n if (isArr) {\n result = initCloneArray(value);\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n if (tag == objectTag || tag == argsTag || (isFunc && !object)) {\n result = (isFlat || isFunc) ? {} : initCloneObject(value);\n if (!isDeep) {\n return isFlat\n ? copySymbolsIn(value, baseAssignIn(result, value))\n : copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n result = initCloneByTag(value, tag, isDeep);\n }\n }\n // Check for circular references and return its corresponding clone.\n stack || (stack = new Stack);\n var stacked = stack.get(value);\n if (stacked) {\n return stacked;\n }\n stack.set(value, result);\n\n if (isSet(value)) {\n value.forEach(function(subValue) {\n result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));\n });\n } else if (isMap(value)) {\n value.forEach(function(subValue, key) {\n result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n }\n\n var keysFunc = isFull\n ? (isFlat ? getAllKeysIn : getAllKeys)\n : (isFlat ? keysIn : keys);\n\n var props = isArr ? undefined : keysFunc(value);\n arrayEach(props || value, function(subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n }\n // Recursively populate clone (susceptible to call stack limits).\n assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n return result;\n }\n\n /**\n * The base implementation of `_.conforms` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n */\n function baseConforms(source) {\n var props = keys(source);\n return function(object) {\n return baseConformsTo(object, source, props);\n };\n }\n\n /**\n * The base implementation of `_.conformsTo` which accepts `props` to check.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n */\n function baseConformsTo(object, source, props) {\n var length = props.length;\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (length--) {\n var key = props[length],\n predicate = source[key],\n value = object[key];\n\n if ((value === undefined && !(key in object)) || !predicate(value)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.delay` and `_.defer` which accepts `args`\n * to provide to `func`.\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {Array} args The arguments to provide to `func`.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n function baseDelay(func, wait, args) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return setTimeout(function() { func.apply(undefined, args); }, wait);\n }\n\n /**\n * The base implementation of methods like `_.difference` without support\n * for excluding multiple arrays or iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Array} values The values to exclude.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n */\n function baseDifference(array, values, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n isCommon = true,\n length = array.length,\n result = [],\n valuesLength = values.length;\n\n if (!length) {\n return result;\n }\n if (iteratee) {\n values = arrayMap(values, baseUnary(iteratee));\n }\n if (comparator) {\n includes = arrayIncludesWith;\n isCommon = false;\n }\n else if (values.length >= LARGE_ARRAY_SIZE) {\n includes = cacheHas;\n isCommon = false;\n values = new SetCache(values);\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee == null ? value : iteratee(value);\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var valuesIndex = valuesLength;\n while (valuesIndex--) {\n if (values[valuesIndex] === computed) {\n continue outer;\n }\n }\n result.push(value);\n }\n else if (!includes(values, computed, comparator)) {\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.forEach` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEach = createBaseEach(baseForOwn);\n\n /**\n * The base implementation of `_.forEachRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEachRight = createBaseEach(baseForOwnRight, true);\n\n /**\n * The base implementation of `_.every` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`\n */\n function baseEvery(collection, predicate) {\n var result = true;\n baseEach(collection, function(value, index, collection) {\n result = !!predicate(value, index, collection);\n return result;\n });\n return result;\n }\n\n /**\n * The base implementation of methods like `_.max` and `_.min` which accepts a\n * `comparator` to determine the extremum value.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The iteratee invoked per iteration.\n * @param {Function} comparator The comparator used to compare values.\n * @returns {*} Returns the extremum value.\n */\n function baseExtremum(array, iteratee, comparator) {\n var index = -1,\n length = array.length;\n\n while (++index < length) {\n var value = array[index],\n current = iteratee(value);\n\n if (current != null && (computed === undefined\n ? (current === current && !isSymbol(current))\n : comparator(current, computed)\n )) {\n var computed = current,\n result = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.fill` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n */\n function baseFill(array, value, start, end) {\n var length = array.length;\n\n start = toInteger(start);\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = (end === undefined || end > length) ? length : toInteger(end);\n if (end < 0) {\n end += length;\n }\n end = start > end ? 0 : toLength(end);\n while (start < end) {\n array[start++] = value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.filter` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function baseFilter(collection, predicate) {\n var result = [];\n baseEach(collection, function(value, index, collection) {\n if (predicate(value, index, collection)) {\n result.push(value);\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.flatten` with support for restricting flattening.\n *\n * @private\n * @param {Array} array The array to flatten.\n * @param {number} depth The maximum recursion depth.\n * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.\n * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.\n * @param {Array} [result=[]] The initial result value.\n * @returns {Array} Returns the new flattened array.\n */\n function baseFlatten(array, depth, predicate, isStrict, result) {\n var index = -1,\n length = array.length;\n\n predicate || (predicate = isFlattenable);\n result || (result = []);\n\n while (++index < length) {\n var value = array[index];\n if (depth > 0 && predicate(value)) {\n if (depth > 1) {\n // Recursively flatten arrays (susceptible to call stack limits).\n baseFlatten(value, depth - 1, predicate, isStrict, result);\n } else {\n arrayPush(result, value);\n }\n } else if (!isStrict) {\n result[result.length] = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseFor = createBaseFor();\n\n /**\n * This function is like `baseFor` except that it iterates over properties\n * in the opposite order.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseForRight = createBaseFor(true);\n\n /**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwn(object, iteratee) {\n return object && baseFor(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.forOwnRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwnRight(object, iteratee) {\n return object && baseForRight(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.functions` which creates an array of\n * `object` function property names filtered from `props`.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Array} props The property names to filter.\n * @returns {Array} Returns the function names.\n */\n function baseFunctions(object, props) {\n return arrayFilter(props, function(key) {\n return isFunction(object[key]);\n });\n }\n\n /**\n * The base implementation of `_.get` without support for default values.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @returns {*} Returns the resolved value.\n */\n function baseGet(object, path) {\n path = castPath(path, object);\n\n var index = 0,\n length = path.length;\n\n while (object != null && index < length) {\n object = object[toKey(path[index++])];\n }\n return (index && index == length) ? object : undefined;\n }\n\n /**\n * The base implementation of `getAllKeys` and `getAllKeysIn` which uses\n * `keysFunc` and `symbolsFunc` to get the enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @param {Function} symbolsFunc The function to get the symbols of `object`.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\n }\n\n /**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n function baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n return (symToStringTag && symToStringTag in Object(value))\n ? getRawTag(value)\n : objectToString(value);\n }\n\n /**\n * The base implementation of `_.gt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n */\n function baseGt(value, other) {\n return value > other;\n }\n\n /**\n * The base implementation of `_.has` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHas(object, key) {\n return object != null && hasOwnProperty.call(object, key);\n }\n\n /**\n * The base implementation of `_.hasIn` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHasIn(object, key) {\n return object != null && key in Object(object);\n }\n\n /**\n * The base implementation of `_.inRange` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to check.\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n */\n function baseInRange(number, start, end) {\n return number >= nativeMin(start, end) && number < nativeMax(start, end);\n }\n\n /**\n * The base implementation of methods like `_.intersection`, without support\n * for iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of shared values.\n */\n function baseIntersection(arrays, iteratee, comparator) {\n var includes = comparator ? arrayIncludesWith : arrayIncludes,\n length = arrays[0].length,\n othLength = arrays.length,\n othIndex = othLength,\n caches = Array(othLength),\n maxLength = Infinity,\n result = [];\n\n while (othIndex--) {\n var array = arrays[othIndex];\n if (othIndex && iteratee) {\n array = arrayMap(array, baseUnary(iteratee));\n }\n maxLength = nativeMin(array.length, maxLength);\n caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120))\n ? new SetCache(othIndex && array)\n : undefined;\n }\n array = arrays[0];\n\n var index = -1,\n seen = caches[0];\n\n outer:\n while (++index < length && result.length < maxLength) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (!(seen\n ? cacheHas(seen, computed)\n : includes(result, computed, comparator)\n )) {\n othIndex = othLength;\n while (--othIndex) {\n var cache = caches[othIndex];\n if (!(cache\n ? cacheHas(cache, computed)\n : includes(arrays[othIndex], computed, comparator))\n ) {\n continue outer;\n }\n }\n if (seen) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.invert` and `_.invertBy` which inverts\n * `object` with values transformed by `iteratee` and set by `setter`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform values.\n * @param {Object} accumulator The initial inverted object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseInverter(object, setter, iteratee, accumulator) {\n baseForOwn(object, function(value, key, object) {\n setter(accumulator, iteratee(value), key, object);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.invoke` without support for individual\n * method arguments.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {Array} args The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n */\n function baseInvoke(object, path, args) {\n path = castPath(path, object);\n object = parent(object, path);\n var func = object == null ? object : object[toKey(last(path))];\n return func == null ? undefined : apply(func, object, args);\n }\n\n /**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\n function baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n }\n\n /**\n * The base implementation of `_.isArrayBuffer` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n */\n function baseIsArrayBuffer(value) {\n return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;\n }\n\n /**\n * The base implementation of `_.isDate` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n */\n function baseIsDate(value) {\n return isObjectLike(value) && baseGetTag(value) == dateTag;\n }\n\n /**\n * The base implementation of `_.isEqual` which supports partial comparisons\n * and tracks traversed objects.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Unordered comparison\n * 2 - Partial comparison\n * @param {Function} [customizer] The function to customize comparisons.\n * @param {Object} [stack] Tracks traversed `value` and `other` objects.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n */\n function baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {\n return value !== value && other !== other;\n }\n return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\n }\n\n /**\n * A specialized version of `baseIsEqual` for arrays and objects which performs\n * deep comparisons and tracks traversed objects enabling objects with circular\n * references to be compared.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} [stack] Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray(object),\n othIsArr = isArray(other),\n objTag = objIsArr ? arrayTag : getTag(object),\n othTag = othIsArr ? arrayTag : getTag(other);\n\n objTag = objTag == argsTag ? objectTag : objTag;\n othTag = othTag == argsTag ? objectTag : othTag;\n\n var objIsObj = objTag == objectTag,\n othIsObj = othTag == objectTag,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer(object)) {\n if (!isBuffer(other)) {\n return false;\n }\n objIsArr = true;\n objIsObj = false;\n }\n if (isSameTag && !objIsObj) {\n stack || (stack = new Stack);\n return (objIsArr || isTypedArray(object))\n ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)\n : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n if (!(bitmask & COMPARE_PARTIAL_FLAG)) {\n var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n\n stack || (stack = new Stack);\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n if (!isSameTag) {\n return false;\n }\n stack || (stack = new Stack);\n return equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n }\n\n /**\n * The base implementation of `_.isMap` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n */\n function baseIsMap(value) {\n return isObjectLike(value) && getTag(value) == mapTag;\n }\n\n /**\n * The base implementation of `_.isMatch` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Array} matchData The property names, values, and compare flags to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n */\n function baseIsMatch(object, source, matchData, customizer) {\n var index = matchData.length,\n length = index,\n noCustomizer = !customizer;\n\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (index--) {\n var data = matchData[index];\n if ((noCustomizer && data[2])\n ? data[1] !== object[data[0]]\n : !(data[0] in object)\n ) {\n return false;\n }\n }\n while (++index < length) {\n data = matchData[index];\n var key = data[0],\n objValue = object[key],\n srcValue = data[1];\n\n if (noCustomizer && data[2]) {\n if (objValue === undefined && !(key in object)) {\n return false;\n }\n } else {\n var stack = new Stack;\n if (customizer) {\n var result = customizer(objValue, srcValue, key, object, source, stack);\n }\n if (!(result === undefined\n ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack)\n : result\n )) {\n return false;\n }\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.isNative` without bad shim checks.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n */\n function baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\n }\n\n /**\n * The base implementation of `_.isRegExp` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n */\n function baseIsRegExp(value) {\n return isObjectLike(value) && baseGetTag(value) == regexpTag;\n }\n\n /**\n * The base implementation of `_.isSet` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n */\n function baseIsSet(value) {\n return isObjectLike(value) && getTag(value) == setTag;\n }\n\n /**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\n function baseIsTypedArray(value) {\n return isObjectLike(value) &&\n isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n }\n\n /**\n * The base implementation of `_.iteratee`.\n *\n * @private\n * @param {*} [value=_.identity] The value to convert to an iteratee.\n * @returns {Function} Returns the iteratee.\n */\n function baseIteratee(value) {\n // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.\n // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.\n if (typeof value == 'function') {\n return value;\n }\n if (value == null) {\n return identity;\n }\n if (typeof value == 'object') {\n return isArray(value)\n ? baseMatchesProperty(value[0], value[1])\n : baseMatches(value);\n }\n return property(value);\n }\n\n /**\n * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeysIn(object) {\n if (!isObject(object)) {\n return nativeKeysIn(object);\n }\n var isProto = isPrototype(object),\n result = [];\n\n for (var key in object) {\n if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.lt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n */\n function baseLt(value, other) {\n return value < other;\n }\n\n /**\n * The base implementation of `_.map` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function baseMap(collection, iteratee) {\n var index = -1,\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value, key, collection) {\n result[++index] = iteratee(value, key, collection);\n });\n return result;\n }\n\n /**\n * The base implementation of `_.matches` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatches(source) {\n var matchData = getMatchData(source);\n if (matchData.length == 1 && matchData[0][2]) {\n return matchesStrictComparable(matchData[0][0], matchData[0][1]);\n }\n return function(object) {\n return object === source || baseIsMatch(object, source, matchData);\n };\n }\n\n /**\n * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.\n *\n * @private\n * @param {string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatchesProperty(path, srcValue) {\n if (isKey(path) && isStrictComparable(srcValue)) {\n return matchesStrictComparable(toKey(path), srcValue);\n }\n return function(object) {\n var objValue = get(object, path);\n return (objValue === undefined && objValue === srcValue)\n ? hasIn(object, path)\n : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);\n };\n }\n\n /**\n * The base implementation of `_.merge` without support for multiple sources.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} [customizer] The function to customize merged values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMerge(object, source, srcIndex, customizer, stack) {\n if (object === source) {\n return;\n }\n baseFor(source, function(srcValue, key) {\n stack || (stack = new Stack);\n if (isObject(srcValue)) {\n baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n }\n else {\n var newValue = customizer\n ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)\n : undefined;\n\n if (newValue === undefined) {\n newValue = srcValue;\n }\n assignMergeValue(object, key, newValue);\n }\n }, keysIn);\n }\n\n /**\n * A specialized version of `baseMerge` for arrays and objects which performs\n * deep merges and tracks traversed objects enabling objects with circular\n * references to be merged.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {string} key The key of the value to merge.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} mergeFunc The function to merge values.\n * @param {Function} [customizer] The function to customize assigned values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {\n var objValue = safeGet(object, key),\n srcValue = safeGet(source, key),\n stacked = stack.get(srcValue);\n\n if (stacked) {\n assignMergeValue(object, key, stacked);\n return;\n }\n var newValue = customizer\n ? customizer(objValue, srcValue, (key + ''), object, source, stack)\n : undefined;\n\n var isCommon = newValue === undefined;\n\n if (isCommon) {\n var isArr = isArray(srcValue),\n isBuff = !isArr && isBuffer(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n\n newValue = srcValue;\n if (isArr || isBuff || isTyped) {\n if (isArray(objValue)) {\n newValue = objValue;\n }\n else if (isArrayLikeObject(objValue)) {\n newValue = copyArray(objValue);\n }\n else if (isBuff) {\n isCommon = false;\n newValue = cloneBuffer(srcValue, true);\n }\n else if (isTyped) {\n isCommon = false;\n newValue = cloneTypedArray(srcValue, true);\n }\n else {\n newValue = [];\n }\n }\n else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n newValue = objValue;\n if (isArguments(objValue)) {\n newValue = toPlainObject(objValue);\n }\n else if (!isObject(objValue) || isFunction(objValue)) {\n newValue = initCloneObject(srcValue);\n }\n }\n else {\n isCommon = false;\n }\n }\n if (isCommon) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, newValue);\n mergeFunc(newValue, srcValue, srcIndex, customizer, stack);\n stack['delete'](srcValue);\n }\n assignMergeValue(object, key, newValue);\n }\n\n /**\n * The base implementation of `_.nth` which doesn't coerce arguments.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {number} n The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n */\n function baseNth(array, n) {\n var length = array.length;\n if (!length) {\n return;\n }\n n += n < 0 ? length : 0;\n return isIndex(n, length) ? array[n] : undefined;\n }\n\n /**\n * The base implementation of `_.orderBy` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.\n * @param {string[]} orders The sort orders of `iteratees`.\n * @returns {Array} Returns the new sorted array.\n */\n function baseOrderBy(collection, iteratees, orders) {\n var index = -1;\n iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(getIteratee()));\n\n var result = baseMap(collection, function(value, key, collection) {\n var criteria = arrayMap(iteratees, function(iteratee) {\n return iteratee(value);\n });\n return { 'criteria': criteria, 'index': ++index, 'value': value };\n });\n\n return baseSortBy(result, function(object, other) {\n return compareMultiple(object, other, orders);\n });\n }\n\n /**\n * The base implementation of `_.pick` without support for individual\n * property identifiers.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @returns {Object} Returns the new object.\n */\n function basePick(object, paths) {\n return basePickBy(object, paths, function(value, path) {\n return hasIn(object, path);\n });\n }\n\n /**\n * The base implementation of `_.pickBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @param {Function} predicate The function invoked per property.\n * @returns {Object} Returns the new object.\n */\n function basePickBy(object, paths, predicate) {\n var index = -1,\n length = paths.length,\n result = {};\n\n while (++index < length) {\n var path = paths[index],\n value = baseGet(object, path);\n\n if (predicate(value, path)) {\n baseSet(result, castPath(path, object), value);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `baseProperty` which supports deep paths.\n *\n * @private\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyDeep(path) {\n return function(object) {\n return baseGet(object, path);\n };\n }\n\n /**\n * The base implementation of `_.pullAllBy` without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n */\n function basePullAll(array, values, iteratee, comparator) {\n var indexOf = comparator ? baseIndexOfWith : baseIndexOf,\n index = -1,\n length = values.length,\n seen = array;\n\n if (array === values) {\n values = copyArray(values);\n }\n if (iteratee) {\n seen = arrayMap(array, baseUnary(iteratee));\n }\n while (++index < length) {\n var fromIndex = 0,\n value = values[index],\n computed = iteratee ? iteratee(value) : value;\n\n while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {\n if (seen !== array) {\n splice.call(seen, fromIndex, 1);\n }\n splice.call(array, fromIndex, 1);\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.pullAt` without support for individual\n * indexes or capturing the removed elements.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {number[]} indexes The indexes of elements to remove.\n * @returns {Array} Returns `array`.\n */\n function basePullAt(array, indexes) {\n var length = array ? indexes.length : 0,\n lastIndex = length - 1;\n\n while (length--) {\n var index = indexes[length];\n if (length == lastIndex || index !== previous) {\n var previous = index;\n if (isIndex(index)) {\n splice.call(array, index, 1);\n } else {\n baseUnset(array, index);\n }\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.random` without support for returning\n * floating-point numbers.\n *\n * @private\n * @param {number} lower The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the random number.\n */\n function baseRandom(lower, upper) {\n return lower + nativeFloor(nativeRandom() * (upper - lower + 1));\n }\n\n /**\n * The base implementation of `_.range` and `_.rangeRight` which doesn't\n * coerce arguments.\n *\n * @private\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @param {number} step The value to increment or decrement by.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the range of numbers.\n */\n function baseRange(start, end, step, fromRight) {\n var index = -1,\n length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),\n result = Array(length);\n\n while (length--) {\n result[fromRight ? length : ++index] = start;\n start += step;\n }\n return result;\n }\n\n /**\n * The base implementation of `_.repeat` which doesn't coerce arguments.\n *\n * @private\n * @param {string} string The string to repeat.\n * @param {number} n The number of times to repeat the string.\n * @returns {string} Returns the repeated string.\n */\n function baseRepeat(string, n) {\n var result = '';\n if (!string || n < 1 || n > MAX_SAFE_INTEGER) {\n return result;\n }\n // Leverage the exponentiation by squaring algorithm for a faster repeat.\n // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.\n do {\n if (n % 2) {\n result += string;\n }\n n = nativeFloor(n / 2);\n if (n) {\n string += string;\n }\n } while (n);\n\n return result;\n }\n\n /**\n * The base implementation of `_.rest` which doesn't validate or coerce arguments.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n */\n function baseRest(func, start) {\n return setToString(overRest(func, start, identity), func + '');\n }\n\n /**\n * The base implementation of `_.sample`.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n */\n function baseSample(collection) {\n return arraySample(values(collection));\n }\n\n /**\n * The base implementation of `_.sampleSize` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function baseSampleSize(collection, n) {\n var array = values(collection);\n return shuffleSelf(array, baseClamp(n, 0, array.length));\n }\n\n /**\n * The base implementation of `_.set`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseSet(object, path, value, customizer) {\n if (!isObject(object)) {\n return object;\n }\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n nested = object;\n\n while (nested != null && ++index < length) {\n var key = toKey(path[index]),\n newValue = value;\n\n if (index != lastIndex) {\n var objValue = nested[key];\n newValue = customizer ? customizer(objValue, key, nested) : undefined;\n if (newValue === undefined) {\n newValue = isObject(objValue)\n ? objValue\n : (isIndex(path[index + 1]) ? [] : {});\n }\n }\n assignValue(nested, key, newValue);\n nested = nested[key];\n }\n return object;\n }\n\n /**\n * The base implementation of `setData` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var baseSetData = !metaMap ? identity : function(func, data) {\n metaMap.set(func, data);\n return func;\n };\n\n /**\n * The base implementation of `setToString` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var baseSetToString = !defineProperty ? identity : function(func, string) {\n return defineProperty(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant(string),\n 'writable': true\n });\n };\n\n /**\n * The base implementation of `_.shuffle`.\n *\n * @private\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function baseShuffle(collection) {\n return shuffleSelf(values(collection));\n }\n\n /**\n * The base implementation of `_.slice` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseSlice(array, start, end) {\n var index = -1,\n length = array.length;\n\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = end > length ? length : end;\n if (end < 0) {\n end += length;\n }\n length = start > end ? 0 : ((end - start) >>> 0);\n start >>>= 0;\n\n var result = Array(length);\n while (++index < length) {\n result[index] = array[index + start];\n }\n return result;\n }\n\n /**\n * The base implementation of `_.some` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function baseSome(collection, predicate) {\n var result;\n\n baseEach(collection, function(value, index, collection) {\n result = predicate(value, index, collection);\n return !result;\n });\n return !!result;\n }\n\n /**\n * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which\n * performs a binary search of `array` to determine the index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndex(array, value, retHighest) {\n var low = 0,\n high = array == null ? low : array.length;\n\n if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {\n while (low < high) {\n var mid = (low + high) >>> 1,\n computed = array[mid];\n\n if (computed !== null && !isSymbol(computed) &&\n (retHighest ? (computed <= value) : (computed < value))) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return high;\n }\n return baseSortedIndexBy(array, value, identity, retHighest);\n }\n\n /**\n * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`\n * which invokes `iteratee` for `value` and each element of `array` to compute\n * their sort ranking. The iteratee is invoked with one argument; (value).\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} iteratee The iteratee invoked per element.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndexBy(array, value, iteratee, retHighest) {\n value = iteratee(value);\n\n var low = 0,\n high = array == null ? 0 : array.length,\n valIsNaN = value !== value,\n valIsNull = value === null,\n valIsSymbol = isSymbol(value),\n valIsUndefined = value === undefined;\n\n while (low < high) {\n var mid = nativeFloor((low + high) / 2),\n computed = iteratee(array[mid]),\n othIsDefined = computed !== undefined,\n othIsNull = computed === null,\n othIsReflexive = computed === computed,\n othIsSymbol = isSymbol(computed);\n\n if (valIsNaN) {\n var setLow = retHighest || othIsReflexive;\n } else if (valIsUndefined) {\n setLow = othIsReflexive && (retHighest || othIsDefined);\n } else if (valIsNull) {\n setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);\n } else if (valIsSymbol) {\n setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);\n } else if (othIsNull || othIsSymbol) {\n setLow = false;\n } else {\n setLow = retHighest ? (computed <= value) : (computed < value);\n }\n if (setLow) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return nativeMin(high, MAX_ARRAY_INDEX);\n }\n\n /**\n * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseSortedUniq(array, iteratee) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n if (!index || !eq(computed, seen)) {\n var seen = computed;\n result[resIndex++] = value === 0 ? 0 : value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toNumber` which doesn't ensure correct\n * conversions of binary, hexadecimal, or octal string values.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n */\n function baseToNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n return +value;\n }\n\n /**\n * The base implementation of `_.toString` which doesn't convert nullish\n * values to empty strings.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {string} Returns the string.\n */\n function baseToString(value) {\n // Exit early for strings to avoid a performance hit in some environments.\n if (typeof value == 'string') {\n return value;\n }\n if (isArray(value)) {\n // Recursively convert values (susceptible to call stack limits).\n return arrayMap(value, baseToString) + '';\n }\n if (isSymbol(value)) {\n return symbolToString ? symbolToString.call(value) : '';\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * The base implementation of `_.uniqBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseUniq(array, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n length = array.length,\n isCommon = true,\n result = [],\n seen = result;\n\n if (comparator) {\n isCommon = false;\n includes = arrayIncludesWith;\n }\n else if (length >= LARGE_ARRAY_SIZE) {\n var set = iteratee ? null : createSet(array);\n if (set) {\n return setToArray(set);\n }\n isCommon = false;\n includes = cacheHas;\n seen = new SetCache;\n }\n else {\n seen = iteratee ? [] : result;\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var seenIndex = seen.length;\n while (seenIndex--) {\n if (seen[seenIndex] === computed) {\n continue outer;\n }\n }\n if (iteratee) {\n seen.push(computed);\n }\n result.push(value);\n }\n else if (!includes(seen, computed, comparator)) {\n if (seen !== result) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.unset`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The property path to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n */\n function baseUnset(object, path) {\n path = castPath(path, object);\n object = parent(object, path);\n return object == null || delete object[toKey(last(path))];\n }\n\n /**\n * The base implementation of `_.update`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to update.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseUpdate(object, path, updater, customizer) {\n return baseSet(object, path, updater(baseGet(object, path)), customizer);\n }\n\n /**\n * The base implementation of methods like `_.dropWhile` and `_.takeWhile`\n * without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {Function} predicate The function invoked per iteration.\n * @param {boolean} [isDrop] Specify dropping elements instead of taking them.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseWhile(array, predicate, isDrop, fromRight) {\n var length = array.length,\n index = fromRight ? length : -1;\n\n while ((fromRight ? index-- : ++index < length) &&\n predicate(array[index], index, array)) {}\n\n return isDrop\n ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length))\n : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index));\n }\n\n /**\n * The base implementation of `wrapperValue` which returns the result of\n * performing a sequence of actions on the unwrapped `value`, where each\n * successive action is supplied the return value of the previous.\n *\n * @private\n * @param {*} value The unwrapped value.\n * @param {Array} actions Actions to perform to resolve the unwrapped value.\n * @returns {*} Returns the resolved value.\n */\n function baseWrapperValue(value, actions) {\n var result = value;\n if (result instanceof LazyWrapper) {\n result = result.value();\n }\n return arrayReduce(actions, function(result, action) {\n return action.func.apply(action.thisArg, arrayPush([result], action.args));\n }, result);\n }\n\n /**\n * The base implementation of methods like `_.xor`, without support for\n * iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of values.\n */\n function baseXor(arrays, iteratee, comparator) {\n var length = arrays.length;\n if (length < 2) {\n return length ? baseUniq(arrays[0]) : [];\n }\n var index = -1,\n result = Array(length);\n\n while (++index < length) {\n var array = arrays[index],\n othIndex = -1;\n\n while (++othIndex < length) {\n if (othIndex != index) {\n result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);\n }\n }\n }\n return baseUniq(baseFlatten(result, 1), iteratee, comparator);\n }\n\n /**\n * This base implementation of `_.zipObject` which assigns values using `assignFunc`.\n *\n * @private\n * @param {Array} props The property identifiers.\n * @param {Array} values The property values.\n * @param {Function} assignFunc The function to assign values.\n * @returns {Object} Returns the new object.\n */\n function baseZipObject(props, values, assignFunc) {\n var index = -1,\n length = props.length,\n valsLength = values.length,\n result = {};\n\n while (++index < length) {\n var value = index < valsLength ? values[index] : undefined;\n assignFunc(result, props[index], value);\n }\n return result;\n }\n\n /**\n * Casts `value` to an empty array if it's not an array like object.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Array|Object} Returns the cast array-like object.\n */\n function castArrayLikeObject(value) {\n return isArrayLikeObject(value) ? value : [];\n }\n\n /**\n * Casts `value` to `identity` if it's not a function.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Function} Returns cast function.\n */\n function castFunction(value) {\n return typeof value == 'function' ? value : identity;\n }\n\n /**\n * Casts `value` to a path array if it's not one.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {Object} [object] The object to query keys on.\n * @returns {Array} Returns the cast property path array.\n */\n function castPath(value, object) {\n if (isArray(value)) {\n return value;\n }\n return isKey(value, object) ? [value] : stringToPath(toString(value));\n }\n\n /**\n * A `baseRest` alias which can be replaced with `identity` by module\n * replacement plugins.\n *\n * @private\n * @type {Function}\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n var castRest = baseRest;\n\n /**\n * Casts `array` to a slice if it's needed.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {number} start The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the cast slice.\n */\n function castSlice(array, start, end) {\n var length = array.length;\n end = end === undefined ? length : end;\n return (!start && end >= length) ? array : baseSlice(array, start, end);\n }\n\n /**\n * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).\n *\n * @private\n * @param {number|Object} id The timer id or timeout object of the timer to clear.\n */\n var clearTimeout = ctxClearTimeout || function(id) {\n return root.clearTimeout(id);\n };\n\n /**\n * Creates a clone of `buffer`.\n *\n * @private\n * @param {Buffer} buffer The buffer to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Buffer} Returns the cloned buffer.\n */\n function cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n var length = buffer.length,\n result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n\n buffer.copy(result);\n return result;\n }\n\n /**\n * Creates a clone of `arrayBuffer`.\n *\n * @private\n * @param {ArrayBuffer} arrayBuffer The array buffer to clone.\n * @returns {ArrayBuffer} Returns the cloned array buffer.\n */\n function cloneArrayBuffer(arrayBuffer) {\n var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n return result;\n }\n\n /**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n function cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n }\n\n /**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n function cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n }\n\n /**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n function cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\n }\n\n /**\n * Creates a clone of `typedArray`.\n *\n * @private\n * @param {Object} typedArray The typed array to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned typed array.\n */\n function cloneTypedArray(typedArray, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n }\n\n /**\n * Compares values to sort them in ascending order.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {number} Returns the sort order indicator for `value`.\n */\n function compareAscending(value, other) {\n if (value !== other) {\n var valIsDefined = value !== undefined,\n valIsNull = value === null,\n valIsReflexive = value === value,\n valIsSymbol = isSymbol(value);\n\n var othIsDefined = other !== undefined,\n othIsNull = other === null,\n othIsReflexive = other === other,\n othIsSymbol = isSymbol(other);\n\n if ((!othIsNull && !othIsSymbol && !valIsSymbol && value > other) ||\n (valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol) ||\n (valIsNull && othIsDefined && othIsReflexive) ||\n (!valIsDefined && othIsReflexive) ||\n !valIsReflexive) {\n return 1;\n }\n if ((!valIsNull && !valIsSymbol && !othIsSymbol && value < other) ||\n (othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol) ||\n (othIsNull && valIsDefined && valIsReflexive) ||\n (!othIsDefined && valIsReflexive) ||\n !othIsReflexive) {\n return -1;\n }\n }\n return 0;\n }\n\n /**\n * Used by `_.orderBy` to compare multiple properties of a value to another\n * and stable sort them.\n *\n * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,\n * specify an order of \"desc\" for descending or \"asc\" for ascending sort order\n * of corresponding values.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {boolean[]|string[]} orders The order to sort by for each property.\n * @returns {number} Returns the sort order indicator for `object`.\n */\n function compareMultiple(object, other, orders) {\n var index = -1,\n objCriteria = object.criteria,\n othCriteria = other.criteria,\n length = objCriteria.length,\n ordersLength = orders.length;\n\n while (++index < length) {\n var result = compareAscending(objCriteria[index], othCriteria[index]);\n if (result) {\n if (index >= ordersLength) {\n return result;\n }\n var order = orders[index];\n return result * (order == 'desc' ? -1 : 1);\n }\n }\n // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications\n // that causes it, under certain circumstances, to provide the same value for\n // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247\n // for more details.\n //\n // This also ensures a stable sort in V8 and other engines.\n // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.\n return object.index - other.index;\n }\n\n /**\n * Creates an array that is the composition of partially applied arguments,\n * placeholders, and provided arguments into a single array of arguments.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to prepend to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgs(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersLength = holders.length,\n leftIndex = -1,\n leftLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(leftLength + rangeLength),\n isUncurried = !isCurried;\n\n while (++leftIndex < leftLength) {\n result[leftIndex] = partials[leftIndex];\n }\n while (++argsIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[holders[argsIndex]] = args[argsIndex];\n }\n }\n while (rangeLength--) {\n result[leftIndex++] = args[argsIndex++];\n }\n return result;\n }\n\n /**\n * This function is like `composeArgs` except that the arguments composition\n * is tailored for `_.partialRight`.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to append to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgsRight(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersIndex = -1,\n holdersLength = holders.length,\n rightIndex = -1,\n rightLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(rangeLength + rightLength),\n isUncurried = !isCurried;\n\n while (++argsIndex < rangeLength) {\n result[argsIndex] = args[argsIndex];\n }\n var offset = argsIndex;\n while (++rightIndex < rightLength) {\n result[offset + rightIndex] = partials[rightIndex];\n }\n while (++holdersIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[offset + holders[holdersIndex]] = args[argsIndex++];\n }\n }\n return result;\n }\n\n /**\n * Copies the values of `source` to `array`.\n *\n * @private\n * @param {Array} source The array to copy values from.\n * @param {Array} [array=[]] The array to copy values to.\n * @returns {Array} Returns `array`.\n */\n function copyArray(source, array) {\n var index = -1,\n length = source.length;\n\n array || (array = Array(length));\n while (++index < length) {\n array[index] = source[index];\n }\n return array;\n }\n\n /**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\n function copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n\n var newValue = customizer\n ? customizer(object[key], source[key], key, object, source)\n : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n if (isNew) {\n baseAssignValue(object, key, newValue);\n } else {\n assignValue(object, key, newValue);\n }\n }\n return object;\n }\n\n /**\n * Copies own symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\n }\n\n /**\n * Copies own and inherited symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbolsIn(source, object) {\n return copyObject(source, getSymbolsIn(source), object);\n }\n\n /**\n * Creates a function like `_.groupBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} [initializer] The accumulator object initializer.\n * @returns {Function} Returns the new aggregator function.\n */\n function createAggregator(setter, initializer) {\n return function(collection, iteratee) {\n var func = isArray(collection) ? arrayAggregator : baseAggregator,\n accumulator = initializer ? initializer() : {};\n\n return func(collection, setter, getIteratee(iteratee, 2), accumulator);\n };\n }\n\n /**\n * Creates a function like `_.assign`.\n *\n * @private\n * @param {Function} assigner The function to assign values.\n * @returns {Function} Returns the new assigner function.\n */\n function createAssigner(assigner) {\n return baseRest(function(object, sources) {\n var index = -1,\n length = sources.length,\n customizer = length > 1 ? sources[length - 1] : undefined,\n guard = length > 2 ? sources[2] : undefined;\n\n customizer = (assigner.length > 3 && typeof customizer == 'function')\n ? (length--, customizer)\n : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n customizer = length < 3 ? undefined : customizer;\n length = 1;\n }\n object = Object(object);\n while (++index < length) {\n var source = sources[index];\n if (source) {\n assigner(object, source, index, customizer);\n }\n }\n return object;\n });\n }\n\n /**\n * Creates a `baseEach` or `baseEachRight` function.\n *\n * @private\n * @param {Function} eachFunc The function to iterate over a collection.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseEach(eachFunc, fromRight) {\n return function(collection, iteratee) {\n if (collection == null) {\n return collection;\n }\n if (!isArrayLike(collection)) {\n return eachFunc(collection, iteratee);\n }\n var length = collection.length,\n index = fromRight ? length : -1,\n iterable = Object(collection);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (iteratee(iterable[index], index, iterable) === false) {\n break;\n }\n }\n return collection;\n };\n }\n\n /**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseFor(fromRight) {\n return function(object, iteratee, keysFunc) {\n var index = -1,\n iterable = Object(object),\n props = keysFunc(object),\n length = props.length;\n\n while (length--) {\n var key = props[fromRight ? length : ++index];\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n return object;\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the optional `this`\n * binding of `thisArg`.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createBind(func, bitmask, thisArg) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return fn.apply(isBind ? thisArg : this, arguments);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.lowerFirst`.\n *\n * @private\n * @param {string} methodName The name of the `String` case method to use.\n * @returns {Function} Returns the new case function.\n */\n function createCaseFirst(methodName) {\n return function(string) {\n string = toString(string);\n\n var strSymbols = hasUnicode(string)\n ? stringToArray(string)\n : undefined;\n\n var chr = strSymbols\n ? strSymbols[0]\n : string.charAt(0);\n\n var trailing = strSymbols\n ? castSlice(strSymbols, 1).join('')\n : string.slice(1);\n\n return chr[methodName]() + trailing;\n };\n }\n\n /**\n * Creates a function like `_.camelCase`.\n *\n * @private\n * @param {Function} callback The function to combine each word.\n * @returns {Function} Returns the new compounder function.\n */\n function createCompounder(callback) {\n return function(string) {\n return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');\n };\n }\n\n /**\n * Creates a function that produces an instance of `Ctor` regardless of\n * whether it was invoked as part of a `new` expression or by `call` or `apply`.\n *\n * @private\n * @param {Function} Ctor The constructor to wrap.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCtor(Ctor) {\n return function() {\n // Use a `switch` statement to work with class constructors. See\n // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist\n // for more details.\n var args = arguments;\n switch (args.length) {\n case 0: return new Ctor;\n case 1: return new Ctor(args[0]);\n case 2: return new Ctor(args[0], args[1]);\n case 3: return new Ctor(args[0], args[1], args[2]);\n case 4: return new Ctor(args[0], args[1], args[2], args[3]);\n case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);\n case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);\n case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);\n }\n var thisBinding = baseCreate(Ctor.prototype),\n result = Ctor.apply(thisBinding, args);\n\n // Mimic the constructor's `return` behavior.\n // See https://es5.github.io/#x13.2.2 for more details.\n return isObject(result) ? result : thisBinding;\n };\n }\n\n /**\n * Creates a function that wraps `func` to enable currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {number} arity The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCurry(func, bitmask, arity) {\n var Ctor = createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length,\n placeholder = getHolder(wrapper);\n\n while (index--) {\n args[index] = arguments[index];\n }\n var holders = (length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder)\n ? []\n : replaceHolders(args, placeholder);\n\n length -= holders.length;\n if (length < arity) {\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, undefined,\n args, holders, undefined, undefined, arity - length);\n }\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return apply(fn, this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.find` or `_.findLast` function.\n *\n * @private\n * @param {Function} findIndexFunc The function to find the collection index.\n * @returns {Function} Returns the new find function.\n */\n function createFind(findIndexFunc) {\n return function(collection, predicate, fromIndex) {\n var iterable = Object(collection);\n if (!isArrayLike(collection)) {\n var iteratee = getIteratee(predicate, 3);\n collection = keys(collection);\n predicate = function(key) { return iteratee(iterable[key], key, iterable); };\n }\n var index = findIndexFunc(collection, predicate, fromIndex);\n return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined;\n };\n }\n\n /**\n * Creates a `_.flow` or `_.flowRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new flow function.\n */\n function createFlow(fromRight) {\n return flatRest(function(funcs) {\n var length = funcs.length,\n index = length,\n prereq = LodashWrapper.prototype.thru;\n\n if (fromRight) {\n funcs.reverse();\n }\n while (index--) {\n var func = funcs[index];\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (prereq && !wrapper && getFuncName(func) == 'wrapper') {\n var wrapper = new LodashWrapper([], true);\n }\n }\n index = wrapper ? index : length;\n while (++index < length) {\n func = funcs[index];\n\n var funcName = getFuncName(func),\n data = funcName == 'wrapper' ? getData(func) : undefined;\n\n if (data && isLaziable(data[0]) &&\n data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) &&\n !data[4].length && data[9] == 1\n ) {\n wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);\n } else {\n wrapper = (func.length == 1 && isLaziable(func))\n ? wrapper[funcName]()\n : wrapper.thru(func);\n }\n }\n return function() {\n var args = arguments,\n value = args[0];\n\n if (wrapper && args.length == 1 && isArray(value)) {\n return wrapper.plant(value).value();\n }\n var index = 0,\n result = length ? funcs[index].apply(this, args) : value;\n\n while (++index < length) {\n result = funcs[index].call(this, result);\n }\n return result;\n };\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with optional `this`\n * binding of `thisArg`, partial application, and currying.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [partialsRight] The arguments to append to those provided\n * to the new function.\n * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {\n var isAry = bitmask & WRAP_ARY_FLAG,\n isBind = bitmask & WRAP_BIND_FLAG,\n isBindKey = bitmask & WRAP_BIND_KEY_FLAG,\n isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),\n isFlip = bitmask & WRAP_FLIP_FLAG,\n Ctor = isBindKey ? undefined : createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length;\n\n while (index--) {\n args[index] = arguments[index];\n }\n if (isCurried) {\n var placeholder = getHolder(wrapper),\n holdersCount = countHolders(args, placeholder);\n }\n if (partials) {\n args = composeArgs(args, partials, holders, isCurried);\n }\n if (partialsRight) {\n args = composeArgsRight(args, partialsRight, holdersRight, isCurried);\n }\n length -= holdersCount;\n if (isCurried && length < arity) {\n var newHolders = replaceHolders(args, placeholder);\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, thisArg,\n args, newHolders, argPos, ary, arity - length\n );\n }\n var thisBinding = isBind ? thisArg : this,\n fn = isBindKey ? thisBinding[func] : func;\n\n length = args.length;\n if (argPos) {\n args = reorder(args, argPos);\n } else if (isFlip && length > 1) {\n args.reverse();\n }\n if (isAry && ary < length) {\n args.length = ary;\n }\n if (this && this !== root && this instanceof wrapper) {\n fn = Ctor || createCtor(fn);\n }\n return fn.apply(thisBinding, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.invertBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} toIteratee The function to resolve iteratees.\n * @returns {Function} Returns the new inverter function.\n */\n function createInverter(setter, toIteratee) {\n return function(object, iteratee) {\n return baseInverter(object, setter, toIteratee(iteratee), {});\n };\n }\n\n /**\n * Creates a function that performs a mathematical operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @param {number} [defaultValue] The value used for `undefined` arguments.\n * @returns {Function} Returns the new mathematical operation function.\n */\n function createMathOperation(operator, defaultValue) {\n return function(value, other) {\n var result;\n if (value === undefined && other === undefined) {\n return defaultValue;\n }\n if (value !== undefined) {\n result = value;\n }\n if (other !== undefined) {\n if (result === undefined) {\n return other;\n }\n if (typeof value == 'string' || typeof other == 'string') {\n value = baseToString(value);\n other = baseToString(other);\n } else {\n value = baseToNumber(value);\n other = baseToNumber(other);\n }\n result = operator(value, other);\n }\n return result;\n };\n }\n\n /**\n * Creates a function like `_.over`.\n *\n * @private\n * @param {Function} arrayFunc The function to iterate over iteratees.\n * @returns {Function} Returns the new over function.\n */\n function createOver(arrayFunc) {\n return flatRest(function(iteratees) {\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n return baseRest(function(args) {\n var thisArg = this;\n return arrayFunc(iteratees, function(iteratee) {\n return apply(iteratee, thisArg, args);\n });\n });\n });\n }\n\n /**\n * Creates the padding for `string` based on `length`. The `chars` string\n * is truncated if the number of characters exceeds `length`.\n *\n * @private\n * @param {number} length The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padding for `string`.\n */\n function createPadding(length, chars) {\n chars = chars === undefined ? ' ' : baseToString(chars);\n\n var charsLength = chars.length;\n if (charsLength < 2) {\n return charsLength ? baseRepeat(chars, length) : chars;\n }\n var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));\n return hasUnicode(chars)\n ? castSlice(stringToArray(result), 0, length).join('')\n : result.slice(0, length);\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the `this` binding\n * of `thisArg` and `partials` prepended to the arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} partials The arguments to prepend to those provided to\n * the new function.\n * @returns {Function} Returns the new wrapped function.\n */\n function createPartial(func, bitmask, thisArg, partials) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var argsIndex = -1,\n argsLength = arguments.length,\n leftIndex = -1,\n leftLength = partials.length,\n args = Array(leftLength + argsLength),\n fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n\n while (++leftIndex < leftLength) {\n args[leftIndex] = partials[leftIndex];\n }\n while (argsLength--) {\n args[leftIndex++] = arguments[++argsIndex];\n }\n return apply(fn, isBind ? thisArg : this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.range` or `_.rangeRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new range function.\n */\n function createRange(fromRight) {\n return function(start, end, step) {\n if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {\n end = step = undefined;\n }\n // Ensure the sign of `-0` is preserved.\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);\n return baseRange(start, end, step, fromRight);\n };\n }\n\n /**\n * Creates a function that performs a relational operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @returns {Function} Returns the new relational operation function.\n */\n function createRelationalOperation(operator) {\n return function(value, other) {\n if (!(typeof value == 'string' && typeof other == 'string')) {\n value = toNumber(value);\n other = toNumber(other);\n }\n return operator(value, other);\n };\n }\n\n /**\n * Creates a function that wraps `func` to continue currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {Function} wrapFunc The function to create the `func` wrapper.\n * @param {*} placeholder The placeholder value.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {\n var isCurry = bitmask & WRAP_CURRY_FLAG,\n newHolders = isCurry ? holders : undefined,\n newHoldersRight = isCurry ? undefined : holders,\n newPartials = isCurry ? partials : undefined,\n newPartialsRight = isCurry ? undefined : partials;\n\n bitmask |= (isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG);\n bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);\n\n if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {\n bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);\n }\n var newData = [\n func, bitmask, thisArg, newPartials, newHolders, newPartialsRight,\n newHoldersRight, argPos, ary, arity\n ];\n\n var result = wrapFunc.apply(undefined, newData);\n if (isLaziable(func)) {\n setData(result, newData);\n }\n result.placeholder = placeholder;\n return setWrapToString(result, func, bitmask);\n }\n\n /**\n * Creates a function like `_.round`.\n *\n * @private\n * @param {string} methodName The name of the `Math` method to use when rounding.\n * @returns {Function} Returns the new round function.\n */\n function createRound(methodName) {\n var func = Math[methodName];\n return function(number, precision) {\n number = toNumber(number);\n precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);\n if (precision && nativeIsFinite(number)) {\n // Shift with exponential notation to avoid floating-point issues.\n // See [MDN](https://mdn.io/round#Examples) for more details.\n var pair = (toString(number) + 'e').split('e'),\n value = func(pair[0] + 'e' + (+pair[1] + precision));\n\n pair = (toString(value) + 'e').split('e');\n return +(pair[0] + 'e' + (+pair[1] - precision));\n }\n return func(number);\n };\n }\n\n /**\n * Creates a set object of `values`.\n *\n * @private\n * @param {Array} values The values to add to the set.\n * @returns {Object} Returns the new set.\n */\n var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) {\n return new Set(values);\n };\n\n /**\n * Creates a `_.toPairs` or `_.toPairsIn` function.\n *\n * @private\n * @param {Function} keysFunc The function to get the keys of a given object.\n * @returns {Function} Returns the new pairs function.\n */\n function createToPairs(keysFunc) {\n return function(object) {\n var tag = getTag(object);\n if (tag == mapTag) {\n return mapToArray(object);\n }\n if (tag == setTag) {\n return setToPairs(object);\n }\n return baseToPairs(object, keysFunc(object));\n };\n }\n\n /**\n * Creates a function that either curries or invokes `func` with optional\n * `this` binding and partially applied arguments.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags.\n * 1 - `_.bind`\n * 2 - `_.bindKey`\n * 4 - `_.curry` or `_.curryRight` of a bound function\n * 8 - `_.curry`\n * 16 - `_.curryRight`\n * 32 - `_.partial`\n * 64 - `_.partialRight`\n * 128 - `_.rearg`\n * 256 - `_.ary`\n * 512 - `_.flip`\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to be partially applied.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {\n var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;\n if (!isBindKey && typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var length = partials ? partials.length : 0;\n if (!length) {\n bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);\n partials = holders = undefined;\n }\n ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0);\n arity = arity === undefined ? arity : toInteger(arity);\n length -= holders ? holders.length : 0;\n\n if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {\n var partialsRight = partials,\n holdersRight = holders;\n\n partials = holders = undefined;\n }\n var data = isBindKey ? undefined : getData(func);\n\n var newData = [\n func, bitmask, thisArg, partials, holders, partialsRight, holdersRight,\n argPos, ary, arity\n ];\n\n if (data) {\n mergeData(newData, data);\n }\n func = newData[0];\n bitmask = newData[1];\n thisArg = newData[2];\n partials = newData[3];\n holders = newData[4];\n arity = newData[9] = newData[9] === undefined\n ? (isBindKey ? 0 : func.length)\n : nativeMax(newData[9] - length, 0);\n\n if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {\n bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);\n }\n if (!bitmask || bitmask == WRAP_BIND_FLAG) {\n var result = createBind(func, bitmask, thisArg);\n } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {\n result = createCurry(func, bitmask, arity);\n } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {\n result = createPartial(func, bitmask, thisArg, partials);\n } else {\n result = createHybrid.apply(undefined, newData);\n }\n var setter = data ? baseSetData : setData;\n return setWrapToString(setter(result, newData), func, bitmask);\n }\n\n /**\n * Used by `_.defaults` to customize its `_.assignIn` use to assign properties\n * of source objects to the destination object for all destination properties\n * that resolve to `undefined`.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to assign.\n * @param {Object} object The parent object of `objValue`.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsAssignIn(objValue, srcValue, key, object) {\n if (objValue === undefined ||\n (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n return srcValue;\n }\n return objValue;\n }\n\n /**\n * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source\n * objects into destination objects that are passed thru.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to merge.\n * @param {Object} object The parent object of `objValue`.\n * @param {Object} source The parent object of `srcValue`.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {\n if (isObject(objValue) && isObject(srcValue)) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, objValue);\n baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);\n stack['delete'](srcValue);\n }\n return objValue;\n }\n\n /**\n * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain\n * objects.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {string} key The key of the property to inspect.\n * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.\n */\n function customOmitClone(value) {\n return isPlainObject(value) ? undefined : value;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for arrays with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Array} array The array to compare.\n * @param {Array} other The other array to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `array` and `other` objects.\n * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.\n */\n function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n arrLength = array.length,\n othLength = other.length;\n\n if (arrLength != othLength && !(isPartial && othLength > arrLength)) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(array);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var index = -1,\n result = true,\n seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;\n\n stack.set(array, other);\n stack.set(other, array);\n\n // Ignore non-index properties.\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, arrValue, index, other, array, stack)\n : customizer(arrValue, othValue, index, array, other, stack);\n }\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n result = false;\n break;\n }\n // Recursively compare arrays (susceptible to call stack limits).\n if (seen) {\n if (!arraySome(other, function(othValue, othIndex) {\n if (!cacheHas(seen, othIndex) &&\n (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(\n arrValue === othValue ||\n equalFunc(arrValue, othValue, bitmask, customizer, stack)\n )) {\n result = false;\n break;\n }\n }\n stack['delete'](array);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if ((object.byteLength != other.byteLength) ||\n (object.byteOffset != other.byteOffset)) {\n return false;\n }\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if ((object.byteLength != other.byteLength) ||\n !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n return false;\n }\n return true;\n\n case boolTag:\n case dateTag:\n case numberTag:\n // Coerce booleans to `1` or `0` and dates to milliseconds.\n // Invalid dates are coerced to `NaN`.\n return eq(+object, +other);\n\n case errorTag:\n return object.name == other.name && object.message == other.message;\n\n case regexpTag:\n case stringTag:\n // Coerce regexes to strings and treat strings, primitives and objects,\n // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n // for more details.\n return object == (other + '');\n\n case mapTag:\n var convert = mapToArray;\n\n case setTag:\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG;\n convert || (convert = setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked) {\n return stacked == other;\n }\n bitmask |= COMPARE_UNORDERED_FLAG;\n\n // Recursively compare objects (susceptible to call stack limits).\n stack.set(object, other);\n var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n stack['delete'](object);\n return result;\n\n case symbolTag:\n if (symbolValueOf) {\n return symbolValueOf.call(object) == symbolValueOf.call(other);\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for objects with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n objProps = getAllKeys(object),\n objLength = objProps.length,\n othProps = getAllKeys(other),\n othLength = othProps.length;\n\n if (objLength != othLength && !isPartial) {\n return false;\n }\n var index = objLength;\n while (index--) {\n var key = objProps[index];\n if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {\n return false;\n }\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n\n var skipCtor = isPartial;\n while (++index < objLength) {\n key = objProps[index];\n var objValue = object[key],\n othValue = other[key];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, objValue, key, other, object, stack)\n : customizer(objValue, othValue, key, object, other, stack);\n }\n // Recursively compare objects (susceptible to call stack limits).\n if (!(compared === undefined\n ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))\n : compared\n )) {\n result = false;\n break;\n }\n skipCtor || (skipCtor = key == 'constructor');\n }\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor;\n\n // Non `Object` object instances with different constructors are not equal.\n if (objCtor != othCtor &&\n ('constructor' in object && 'constructor' in other) &&\n !(typeof objCtor == 'function' && objCtor instanceof objCtor &&\n typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n stack['delete'](object);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseRest` which flattens the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n function flatRest(func) {\n return setToString(overRest(func, undefined, flatten), func + '');\n }\n\n /**\n * Creates an array of own enumerable property names and symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\n }\n\n /**\n * Creates an array of own and inherited enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeysIn(object) {\n return baseGetAllKeys(object, keysIn, getSymbolsIn);\n }\n\n /**\n * Gets metadata for `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {*} Returns the metadata for `func`.\n */\n var getData = !metaMap ? noop : function(func) {\n return metaMap.get(func);\n };\n\n /**\n * Gets the name of `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {string} Returns the function name.\n */\n function getFuncName(func) {\n var result = (func.name + ''),\n array = realNames[result],\n length = hasOwnProperty.call(realNames, result) ? array.length : 0;\n\n while (length--) {\n var data = array[length],\n otherFunc = data.func;\n if (otherFunc == null || otherFunc == func) {\n return data.name;\n }\n }\n return result;\n }\n\n /**\n * Gets the argument placeholder value for `func`.\n *\n * @private\n * @param {Function} func The function to inspect.\n * @returns {*} Returns the placeholder value.\n */\n function getHolder(func) {\n var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;\n return object.placeholder;\n }\n\n /**\n * Gets the appropriate \"iteratee\" function. If `_.iteratee` is customized,\n * this function returns the custom method, otherwise it returns `baseIteratee`.\n * If arguments are provided, the chosen function is invoked with them and\n * its result is returned.\n *\n * @private\n * @param {*} [value] The value to convert to an iteratee.\n * @param {number} [arity] The arity of the created iteratee.\n * @returns {Function} Returns the chosen function or its result.\n */\n function getIteratee() {\n var result = lodash.iteratee || iteratee;\n result = result === iteratee ? baseIteratee : result;\n return arguments.length ? result(arguments[0], arguments[1]) : result;\n }\n\n /**\n * Gets the data for `map`.\n *\n * @private\n * @param {Object} map The map to query.\n * @param {string} key The reference key.\n * @returns {*} Returns the map data.\n */\n function getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key)\n ? data[typeof key == 'string' ? 'string' : 'hash']\n : data.map;\n }\n\n /**\n * Gets the property names, values, and compare flags of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the match data of `object`.\n */\n function getMatchData(object) {\n var result = keys(object),\n length = result.length;\n\n while (length--) {\n var key = result[length],\n value = object[key];\n\n result[length] = [key, value, isStrictComparable(value)];\n }\n return result;\n }\n\n /**\n * Gets the native function at `key` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the method to get.\n * @returns {*} Returns the function if it's native, else `undefined`.\n */\n function getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : undefined;\n }\n\n /**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\n function getRawTag(value) {\n var isOwn = hasOwnProperty.call(value, symToStringTag),\n tag = value[symToStringTag];\n\n try {\n value[symToStringTag] = undefined;\n var unmasked = true;\n } catch (e) {}\n\n var result = nativeObjectToString.call(value);\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag] = tag;\n } else {\n delete value[symToStringTag];\n }\n }\n return result;\n }\n\n /**\n * Creates an array of the own enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbols = !nativeGetSymbols ? stubArray : function(object) {\n if (object == null) {\n return [];\n }\n object = Object(object);\n return arrayFilter(nativeGetSymbols(object), function(symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n };\n\n /**\n * Creates an array of the own and inherited enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {\n var result = [];\n while (object) {\n arrayPush(result, getSymbols(object));\n object = getPrototype(object);\n }\n return result;\n };\n\n /**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n var getTag = baseGetTag;\n\n // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\n if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||\n (Map && getTag(new Map) != mapTag) ||\n (Promise && getTag(Promise.resolve()) != promiseTag) ||\n (Set && getTag(new Set) != setTag) ||\n (WeakMap && getTag(new WeakMap) != weakMapTag)) {\n getTag = function(value) {\n var result = baseGetTag(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString: return dataViewTag;\n case mapCtorString: return mapTag;\n case promiseCtorString: return promiseTag;\n case setCtorString: return setTag;\n case weakMapCtorString: return weakMapTag;\n }\n }\n return result;\n };\n }\n\n /**\n * Gets the view, applying any `transforms` to the `start` and `end` positions.\n *\n * @private\n * @param {number} start The start of the view.\n * @param {number} end The end of the view.\n * @param {Array} transforms The transformations to apply to the view.\n * @returns {Object} Returns an object containing the `start` and `end`\n * positions of the view.\n */\n function getView(start, end, transforms) {\n var index = -1,\n length = transforms.length;\n\n while (++index < length) {\n var data = transforms[index],\n size = data.size;\n\n switch (data.type) {\n case 'drop': start += size; break;\n case 'dropRight': end -= size; break;\n case 'take': end = nativeMin(end, start + size); break;\n case 'takeRight': start = nativeMax(start, end - size); break;\n }\n }\n return { 'start': start, 'end': end };\n }\n\n /**\n * Extracts wrapper details from the `source` body comment.\n *\n * @private\n * @param {string} source The source to inspect.\n * @returns {Array} Returns the wrapper details.\n */\n function getWrapDetails(source) {\n var match = source.match(reWrapDetails);\n return match ? match[1].split(reSplitDetails) : [];\n }\n\n /**\n * Checks if `path` exists on `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @param {Function} hasFunc The function to check properties.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n */\n function hasPath(object, path, hasFunc) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n result = false;\n\n while (++index < length) {\n var key = toKey(path[index]);\n if (!(result = object != null && hasFunc(object, key))) {\n break;\n }\n object = object[key];\n }\n if (result || ++index != length) {\n return result;\n }\n length = object == null ? 0 : object.length;\n return !!length && isLength(length) && isIndex(key, length) &&\n (isArray(object) || isArguments(object));\n }\n\n /**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n function initCloneArray(array) {\n var length = array.length,\n result = new array.constructor(length);\n\n // Add properties assigned by `RegExp#exec`.\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n return result;\n }\n\n /**\n * Initializes an object clone.\n *\n * @private\n * @param {Object} object The object to clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneObject(object) {\n return (typeof object.constructor == 'function' && !isPrototype(object))\n ? baseCreate(getPrototype(object))\n : {};\n }\n\n /**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneByTag(object, tag, isDeep) {\n var Ctor = object.constructor;\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag: case float64Tag:\n case int8Tag: case int16Tag: case int32Tag:\n case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return new Ctor;\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return new Ctor;\n\n case symbolTag:\n return cloneSymbol(object);\n }\n }\n\n /**\n * Inserts wrapper `details` in a comment at the top of the `source` body.\n *\n * @private\n * @param {string} source The source to modify.\n * @returns {Array} details The details to insert.\n * @returns {string} Returns the modified source.\n */\n function insertWrapDetails(source, details) {\n var length = details.length;\n if (!length) {\n return source;\n }\n var lastIndex = length - 1;\n details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];\n details = details.join(length > 2 ? ', ' : ' ');\n return source.replace(reWrapComment, '{\\n/* [wrapped with ' + details + '] */\\n');\n }\n\n /**\n * Checks if `value` is a flattenable `arguments` object or array.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.\n */\n function isFlattenable(value) {\n return isArray(value) || isArguments(value) ||\n !!(spreadableSymbol && value && value[spreadableSymbol]);\n }\n\n /**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\n function isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER : length;\n\n return !!length &&\n (type == 'number' ||\n (type != 'symbol' && reIsUint.test(value))) &&\n (value > -1 && value % 1 == 0 && value < length);\n }\n\n /**\n * Checks if the given arguments are from an iteratee call.\n *\n * @private\n * @param {*} value The potential iteratee value argument.\n * @param {*} index The potential iteratee index or key argument.\n * @param {*} object The potential iteratee object argument.\n * @returns {boolean} Returns `true` if the arguments are from an iteratee call,\n * else `false`.\n */\n function isIterateeCall(value, index, object) {\n if (!isObject(object)) {\n return false;\n }\n var type = typeof index;\n if (type == 'number'\n ? (isArrayLike(object) && isIndex(index, object.length))\n : (type == 'string' && index in object)\n ) {\n return eq(object[index], value);\n }\n return false;\n }\n\n /**\n * Checks if `value` is a property name and not a property path.\n *\n * @private\n * @param {*} value The value to check.\n * @param {Object} [object] The object to query keys on.\n * @returns {boolean} Returns `true` if `value` is a property name, else `false`.\n */\n function isKey(value, object) {\n if (isArray(value)) {\n return false;\n }\n var type = typeof value;\n if (type == 'number' || type == 'symbol' || type == 'boolean' ||\n value == null || isSymbol(value)) {\n return true;\n }\n return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||\n (object != null && value in Object(object));\n }\n\n /**\n * Checks if `value` is suitable for use as unique object key.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is suitable, else `false`.\n */\n function isKeyable(value) {\n var type = typeof value;\n return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')\n ? (value !== '__proto__')\n : (value === null);\n }\n\n /**\n * Checks if `func` has a lazy counterpart.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` has a lazy counterpart,\n * else `false`.\n */\n function isLaziable(func) {\n var funcName = getFuncName(func),\n other = lodash[funcName];\n\n if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {\n return false;\n }\n if (func === other) {\n return true;\n }\n var data = getData(other);\n return !!data && func === data[0];\n }\n\n /**\n * Checks if `func` has its source masked.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` is masked, else `false`.\n */\n function isMasked(func) {\n return !!maskSrcKey && (maskSrcKey in func);\n }\n\n /**\n * Checks if `func` is capable of being masked.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `func` is maskable, else `false`.\n */\n var isMaskable = coreJsData ? isFunction : stubFalse;\n\n /**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\n function isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;\n\n return value === proto;\n }\n\n /**\n * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` if suitable for strict\n * equality comparisons, else `false`.\n */\n function isStrictComparable(value) {\n return value === value && !isObject(value);\n }\n\n /**\n * A specialized version of `matchesProperty` for source values suitable\n * for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function matchesStrictComparable(key, srcValue) {\n return function(object) {\n if (object == null) {\n return false;\n }\n return object[key] === srcValue &&\n (srcValue !== undefined || (key in Object(object)));\n };\n }\n\n /**\n * A specialized version of `_.memoize` which clears the memoized function's\n * cache when it exceeds `MAX_MEMOIZE_SIZE`.\n *\n * @private\n * @param {Function} func The function to have its output memoized.\n * @returns {Function} Returns the new memoized function.\n */\n function memoizeCapped(func) {\n var result = memoize(func, function(key) {\n if (cache.size === MAX_MEMOIZE_SIZE) {\n cache.clear();\n }\n return key;\n });\n\n var cache = result.cache;\n return result;\n }\n\n /**\n * Merges the function metadata of `source` into `data`.\n *\n * Merging metadata reduces the number of wrappers used to invoke a function.\n * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`\n * may be applied regardless of execution order. Methods like `_.ary` and\n * `_.rearg` modify function arguments, making the order in which they are\n * executed important, preventing the merging of metadata. However, we make\n * an exception for a safe combined case where curried functions have `_.ary`\n * and or `_.rearg` applied.\n *\n * @private\n * @param {Array} data The destination metadata.\n * @param {Array} source The source metadata.\n * @returns {Array} Returns `data`.\n */\n function mergeData(data, source) {\n var bitmask = data[1],\n srcBitmask = source[1],\n newBitmask = bitmask | srcBitmask,\n isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);\n\n var isCombo =\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_CURRY_FLAG)) ||\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_REARG_FLAG) && (data[7].length <= source[8])) ||\n ((srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG)) && (source[7].length <= source[8]) && (bitmask == WRAP_CURRY_FLAG));\n\n // Exit early if metadata can't be merged.\n if (!(isCommon || isCombo)) {\n return data;\n }\n // Use source `thisArg` if available.\n if (srcBitmask & WRAP_BIND_FLAG) {\n data[2] = source[2];\n // Set when currying a bound function.\n newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;\n }\n // Compose partial arguments.\n var value = source[3];\n if (value) {\n var partials = data[3];\n data[3] = partials ? composeArgs(partials, value, source[4]) : value;\n data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];\n }\n // Compose partial right arguments.\n value = source[5];\n if (value) {\n partials = data[5];\n data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;\n data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];\n }\n // Use source `argPos` if available.\n value = source[7];\n if (value) {\n data[7] = value;\n }\n // Use source `ary` if it's smaller.\n if (srcBitmask & WRAP_ARY_FLAG) {\n data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);\n }\n // Use source `arity` if one is not provided.\n if (data[9] == null) {\n data[9] = source[9];\n }\n // Use source `func` and merge bitmasks.\n data[0] = source[0];\n data[1] = newBitmask;\n\n return data;\n }\n\n /**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function nativeKeysIn(object) {\n var result = [];\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\n function objectToString(value) {\n return nativeObjectToString.call(value);\n }\n\n /**\n * A specialized version of `baseRest` which transforms the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @param {Function} transform The rest array transform.\n * @returns {Function} Returns the new function.\n */\n function overRest(func, start, transform) {\n start = nativeMax(start === undefined ? (func.length - 1) : start, 0);\n return function() {\n var args = arguments,\n index = -1,\n length = nativeMax(args.length - start, 0),\n array = Array(length);\n\n while (++index < length) {\n array[index] = args[start + index];\n }\n index = -1;\n var otherArgs = Array(start + 1);\n while (++index < start) {\n otherArgs[index] = args[index];\n }\n otherArgs[start] = transform(array);\n return apply(func, this, otherArgs);\n };\n }\n\n /**\n * Gets the parent value at `path` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} path The path to get the parent value of.\n * @returns {*} Returns the parent value.\n */\n function parent(object, path) {\n return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));\n }\n\n /**\n * Reorder `array` according to the specified indexes where the element at\n * the first index is assigned as the first element, the element at\n * the second index is assigned as the second element, and so on.\n *\n * @private\n * @param {Array} array The array to reorder.\n * @param {Array} indexes The arranged array indexes.\n * @returns {Array} Returns `array`.\n */\n function reorder(array, indexes) {\n var arrLength = array.length,\n length = nativeMin(indexes.length, arrLength),\n oldArray = copyArray(array);\n\n while (length--) {\n var index = indexes[length];\n array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;\n }\n return array;\n }\n\n /**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function safeGet(object, key) {\n if (key === 'constructor' && typeof object[key] === 'function') {\n return;\n }\n\n if (key == '__proto__') {\n return;\n }\n\n return object[key];\n }\n\n /**\n * Sets metadata for `func`.\n *\n * **Note:** If this function becomes hot, i.e. is invoked a lot in a short\n * period of time, it will trip its breaker and transition to an identity\n * function to avoid garbage collection pauses in V8. See\n * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)\n * for more details.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var setData = shortOut(baseSetData);\n\n /**\n * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n var setTimeout = ctxSetTimeout || function(func, wait) {\n return root.setTimeout(func, wait);\n };\n\n /**\n * Sets the `toString` method of `func` to return `string`.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var setToString = shortOut(baseSetToString);\n\n /**\n * Sets the `toString` method of `wrapper` to mimic the source of `reference`\n * with wrapper details in a comment at the top of the source body.\n *\n * @private\n * @param {Function} wrapper The function to modify.\n * @param {Function} reference The reference function.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Function} Returns `wrapper`.\n */\n function setWrapToString(wrapper, reference, bitmask) {\n var source = (reference + '');\n return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));\n }\n\n /**\n * Creates a function that'll short out and invoke `identity` instead\n * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`\n * milliseconds.\n *\n * @private\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new shortable function.\n */\n function shortOut(func) {\n var count = 0,\n lastCalled = 0;\n\n return function() {\n var stamp = nativeNow(),\n remaining = HOT_SPAN - (stamp - lastCalled);\n\n lastCalled = stamp;\n if (remaining > 0) {\n if (++count >= HOT_COUNT) {\n return arguments[0];\n }\n } else {\n count = 0;\n }\n return func.apply(undefined, arguments);\n };\n }\n\n /**\n * A specialized version of `_.shuffle` which mutates and sets the size of `array`.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @param {number} [size=array.length] The size of `array`.\n * @returns {Array} Returns `array`.\n */\n function shuffleSelf(array, size) {\n var index = -1,\n length = array.length,\n lastIndex = length - 1;\n\n size = size === undefined ? length : size;\n while (++index < size) {\n var rand = baseRandom(index, lastIndex),\n value = array[rand];\n\n array[rand] = array[index];\n array[index] = value;\n }\n array.length = size;\n return array;\n }\n\n /**\n * Converts `string` to a property path array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the property path array.\n */\n var stringToPath = memoizeCapped(function(string) {\n var result = [];\n if (string.charCodeAt(0) === 46 /* . */) {\n result.push('');\n }\n string.replace(rePropName, function(match, number, quote, subString) {\n result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));\n });\n return result;\n });\n\n /**\n * Converts `value` to a string key if it's not a string or symbol.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {string|symbol} Returns the key.\n */\n function toKey(value) {\n if (typeof value == 'string' || isSymbol(value)) {\n return value;\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to convert.\n * @returns {string} Returns the source code.\n */\n function toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n try {\n return (func + '');\n } catch (e) {}\n }\n return '';\n }\n\n /**\n * Updates wrapper `details` based on `bitmask` flags.\n *\n * @private\n * @returns {Array} details The details to modify.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Array} Returns `details`.\n */\n function updateWrapDetails(details, bitmask) {\n arrayEach(wrapFlags, function(pair) {\n var value = '_.' + pair[0];\n if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {\n details.push(value);\n }\n });\n return details.sort();\n }\n\n /**\n * Creates a clone of `wrapper`.\n *\n * @private\n * @param {Object} wrapper The wrapper to clone.\n * @returns {Object} Returns the cloned wrapper.\n */\n function wrapperClone(wrapper) {\n if (wrapper instanceof LazyWrapper) {\n return wrapper.clone();\n }\n var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);\n result.__actions__ = copyArray(wrapper.__actions__);\n result.__index__ = wrapper.__index__;\n result.__values__ = wrapper.__values__;\n return result;\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of elements split into groups the length of `size`.\n * If `array` can't be split evenly, the final chunk will be the remaining\n * elements.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to process.\n * @param {number} [size=1] The length of each chunk\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the new array of chunks.\n * @example\n *\n * _.chunk(['a', 'b', 'c', 'd'], 2);\n * // => [['a', 'b'], ['c', 'd']]\n *\n * _.chunk(['a', 'b', 'c', 'd'], 3);\n * // => [['a', 'b', 'c'], ['d']]\n */\n function chunk(array, size, guard) {\n if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {\n size = 1;\n } else {\n size = nativeMax(toInteger(size), 0);\n }\n var length = array == null ? 0 : array.length;\n if (!length || size < 1) {\n return [];\n }\n var index = 0,\n resIndex = 0,\n result = Array(nativeCeil(length / size));\n\n while (index < length) {\n result[resIndex++] = baseSlice(array, index, (index += size));\n }\n return result;\n }\n\n /**\n * Creates an array with all falsey values removed. The values `false`, `null`,\n * `0`, `\"\"`, `undefined`, and `NaN` are falsey.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to compact.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.compact([0, 1, false, 2, '', 3]);\n * // => [1, 2, 3]\n */\n function compact(array) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * Creates a new array concatenating `array` with any additional arrays\n * and/or values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to concatenate.\n * @param {...*} [values] The values to concatenate.\n * @returns {Array} Returns the new concatenated array.\n * @example\n *\n * var array = [1];\n * var other = _.concat(array, 2, [3], [[4]]);\n *\n * console.log(other);\n * // => [1, 2, 3, [4]]\n *\n * console.log(array);\n * // => [1]\n */\n function concat() {\n var length = arguments.length;\n if (!length) {\n return [];\n }\n var args = Array(length - 1),\n array = arguments[0],\n index = length;\n\n while (index--) {\n args[index - 1] = arguments[index];\n }\n return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));\n }\n\n /**\n * Creates an array of `array` values not included in the other given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * **Note:** Unlike `_.pullAll`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.without, _.xor\n * @example\n *\n * _.difference([2, 1], [2, 3]);\n * // => [1]\n */\n var difference = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `iteratee` which\n * is invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * **Note:** Unlike `_.pullAllBy`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var differenceBy = baseRest(function(array, values) {\n var iteratee = last(values);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `comparator`\n * which is invoked to compare elements of `array` to `values`. The order and\n * references of result values are determined by the first array. The comparator\n * is invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.pullAllWith`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n *\n * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }]\n */\n var differenceWith = baseRest(function(array, values) {\n var comparator = last(values);\n if (isArrayLikeObject(comparator)) {\n comparator = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)\n : [];\n });\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.drop([1, 2, 3]);\n * // => [2, 3]\n *\n * _.drop([1, 2, 3], 2);\n * // => [3]\n *\n * _.drop([1, 2, 3], 5);\n * // => []\n *\n * _.drop([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function drop(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.dropRight([1, 2, 3]);\n * // => [1, 2]\n *\n * _.dropRight([1, 2, 3], 2);\n * // => [1]\n *\n * _.dropRight([1, 2, 3], 5);\n * // => []\n *\n * _.dropRight([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function dropRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the end.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.dropRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropRightWhile(users, ['active', false]);\n * // => objects for ['barney']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropRightWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the beginning.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.dropWhile(users, function(o) { return !o.active; });\n * // => objects for ['pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropWhile(users, ['active', false]);\n * // => objects for ['pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true)\n : [];\n }\n\n /**\n * Fills elements of `array` with `value` from `start` up to, but not\n * including, `end`.\n *\n * **Note:** This method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Array\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.fill(array, 'a');\n * console.log(array);\n * // => ['a', 'a', 'a']\n *\n * _.fill(Array(3), 2);\n * // => [2, 2, 2]\n *\n * _.fill([4, 6, 8, 10], '*', 1, 3);\n * // => [4, '*', '*', 10]\n */\n function fill(array, value, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {\n start = 0;\n end = length;\n }\n return baseFill(array, value, start, end);\n }\n\n /**\n * This method is like `_.find` except that it returns the index of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.findIndex(users, function(o) { return o.user == 'barney'; });\n * // => 0\n *\n * // The `_.matches` iteratee shorthand.\n * _.findIndex(users, { 'user': 'fred', 'active': false });\n * // => 1\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findIndex(users, ['active', false]);\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.findIndex(users, 'active');\n * // => 2\n */\n function findIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index);\n }\n\n /**\n * This method is like `_.findIndex` except that it iterates over elements\n * of `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });\n * // => 2\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastIndex(users, { 'user': 'barney', 'active': true });\n * // => 0\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastIndex(users, ['active', false]);\n * // => 2\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastIndex(users, 'active');\n * // => 0\n */\n function findLastIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length - 1;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = fromIndex < 0\n ? nativeMax(length + index, 0)\n : nativeMin(index, length - 1);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index, true);\n }\n\n /**\n * Flattens `array` a single level deep.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flatten([1, [2, [3, [4]], 5]]);\n * // => [1, 2, [3, [4]], 5]\n */\n function flatten(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, 1) : [];\n }\n\n /**\n * Recursively flattens `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flattenDeep([1, [2, [3, [4]], 5]]);\n * // => [1, 2, 3, 4, 5]\n */\n function flattenDeep(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, INFINITY) : [];\n }\n\n /**\n * Recursively flatten `array` up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * var array = [1, [2, [3, [4]], 5]];\n *\n * _.flattenDepth(array, 1);\n * // => [1, 2, [3, [4]], 5]\n *\n * _.flattenDepth(array, 2);\n * // => [1, 2, 3, [4], 5]\n */\n function flattenDepth(array, depth) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(array, depth);\n }\n\n /**\n * The inverse of `_.toPairs`; this method returns an object composed\n * from key-value `pairs`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} pairs The key-value pairs.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.fromPairs([['a', 1], ['b', 2]]);\n * // => { 'a': 1, 'b': 2 }\n */\n function fromPairs(pairs) {\n var index = -1,\n length = pairs == null ? 0 : pairs.length,\n result = {};\n\n while (++index < length) {\n var pair = pairs[index];\n result[pair[0]] = pair[1];\n }\n return result;\n }\n\n /**\n * Gets the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias first\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the first element of `array`.\n * @example\n *\n * _.head([1, 2, 3]);\n * // => 1\n *\n * _.head([]);\n * // => undefined\n */\n function head(array) {\n return (array && array.length) ? array[0] : undefined;\n }\n\n /**\n * Gets the index at which the first occurrence of `value` is found in `array`\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. If `fromIndex` is negative, it's used as the\n * offset from the end of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.indexOf([1, 2, 1, 2], 2);\n * // => 1\n *\n * // Search from the `fromIndex`.\n * _.indexOf([1, 2, 1, 2], 2, 2);\n * // => 3\n */\n function indexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseIndexOf(array, value, index);\n }\n\n /**\n * Gets all but the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.initial([1, 2, 3]);\n * // => [1, 2]\n */\n function initial(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 0, -1) : [];\n }\n\n /**\n * Creates an array of unique values that are included in all given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersection([2, 1], [2, 3]);\n * // => [2]\n */\n var intersection = baseRest(function(arrays) {\n var mapped = arrayMap(arrays, castArrayLikeObject);\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped)\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `iteratee`\n * which is invoked for each element of each `arrays` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [2.1]\n *\n * // The `_.property` iteratee shorthand.\n * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }]\n */\n var intersectionBy = baseRest(function(arrays) {\n var iteratee = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n if (iteratee === last(mapped)) {\n iteratee = undefined;\n } else {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `comparator`\n * which is invoked to compare elements of `arrays`. The order and references\n * of result values are determined by the first array. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.intersectionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }]\n */\n var intersectionWith = baseRest(function(arrays) {\n var comparator = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n comparator = typeof comparator == 'function' ? comparator : undefined;\n if (comparator) {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, undefined, comparator)\n : [];\n });\n\n /**\n * Converts all elements in `array` into a string separated by `separator`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to convert.\n * @param {string} [separator=','] The element separator.\n * @returns {string} Returns the joined string.\n * @example\n *\n * _.join(['a', 'b', 'c'], '~');\n * // => 'a~b~c'\n */\n function join(array, separator) {\n return array == null ? '' : nativeJoin.call(array, separator);\n }\n\n /**\n * Gets the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the last element of `array`.\n * @example\n *\n * _.last([1, 2, 3]);\n * // => 3\n */\n function last(array) {\n var length = array == null ? 0 : array.length;\n return length ? array[length - 1] : undefined;\n }\n\n /**\n * This method is like `_.indexOf` except that it iterates over elements of\n * `array` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.lastIndexOf([1, 2, 1, 2], 2);\n * // => 3\n *\n * // Search from the `fromIndex`.\n * _.lastIndexOf([1, 2, 1, 2], 2, 2);\n * // => 1\n */\n function lastIndexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n return value === value\n ? strictLastIndexOf(array, value, index)\n : baseFindIndex(array, baseIsNaN, index, true);\n }\n\n /**\n * Gets the element at index `n` of `array`. If `n` is negative, the nth\n * element from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.11.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=0] The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n *\n * _.nth(array, 1);\n * // => 'b'\n *\n * _.nth(array, -2);\n * // => 'c';\n */\n function nth(array, n) {\n return (array && array.length) ? baseNth(array, toInteger(n)) : undefined;\n }\n\n /**\n * Removes all given values from `array` using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`\n * to remove elements from an array by predicate.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...*} [values] The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pull(array, 'a', 'c');\n * console.log(array);\n * // => ['b', 'b']\n */\n var pull = baseRest(pullAll);\n\n /**\n * This method is like `_.pull` except that it accepts an array of values to remove.\n *\n * **Note:** Unlike `_.difference`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pullAll(array, ['a', 'c']);\n * console.log(array);\n * // => ['b', 'b']\n */\n function pullAll(array, values) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values)\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `iteratee` which is\n * invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The iteratee is invoked with one argument: (value).\n *\n * **Note:** Unlike `_.differenceBy`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];\n *\n * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');\n * console.log(array);\n * // => [{ 'x': 2 }]\n */\n function pullAllBy(array, values, iteratee) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, getIteratee(iteratee, 2))\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `comparator` which\n * is invoked to compare elements of `array` to `values`. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.differenceWith`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];\n *\n * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);\n * console.log(array);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]\n */\n function pullAllWith(array, values, comparator) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, undefined, comparator)\n : array;\n }\n\n /**\n * Removes elements from `array` corresponding to `indexes` and returns an\n * array of removed elements.\n *\n * **Note:** Unlike `_.at`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...(number|number[])} [indexes] The indexes of elements to remove.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n * var pulled = _.pullAt(array, [1, 3]);\n *\n * console.log(array);\n * // => ['a', 'c']\n *\n * console.log(pulled);\n * // => ['b', 'd']\n */\n var pullAt = flatRest(function(array, indexes) {\n var length = array == null ? 0 : array.length,\n result = baseAt(array, indexes);\n\n basePullAt(array, arrayMap(indexes, function(index) {\n return isIndex(index, length) ? +index : index;\n }).sort(compareAscending));\n\n return result;\n });\n\n /**\n * Removes all elements from `array` that `predicate` returns truthy for\n * and returns an array of the removed elements. The predicate is invoked\n * with three arguments: (value, index, array).\n *\n * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`\n * to pull elements from an array by value.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = [1, 2, 3, 4];\n * var evens = _.remove(array, function(n) {\n * return n % 2 == 0;\n * });\n *\n * console.log(array);\n * // => [1, 3]\n *\n * console.log(evens);\n * // => [2, 4]\n */\n function remove(array, predicate) {\n var result = [];\n if (!(array && array.length)) {\n return result;\n }\n var index = -1,\n indexes = [],\n length = array.length;\n\n predicate = getIteratee(predicate, 3);\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result.push(value);\n indexes.push(index);\n }\n }\n basePullAt(array, indexes);\n return result;\n }\n\n /**\n * Reverses `array` so that the first element becomes the last, the second\n * element becomes the second to last, and so on.\n *\n * **Note:** This method mutates `array` and is based on\n * [`Array#reverse`](https://mdn.io/Array/reverse).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.reverse(array);\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function reverse(array) {\n return array == null ? array : nativeReverse.call(array);\n }\n\n /**\n * Creates a slice of `array` from `start` up to, but not including, `end`.\n *\n * **Note:** This method is used instead of\n * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are\n * returned.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function slice(array, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {\n start = 0;\n end = length;\n }\n else {\n start = start == null ? 0 : toInteger(start);\n end = end === undefined ? length : toInteger(end);\n }\n return baseSlice(array, start, end);\n }\n\n /**\n * Uses a binary search to determine the lowest index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedIndex([30, 50], 40);\n * // => 1\n */\n function sortedIndex(array, value) {\n return baseSortedIndex(array, value);\n }\n\n /**\n * This method is like `_.sortedIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedIndexBy(objects, { 'x': 4 }, 'x');\n * // => 0\n */\n function sortedIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));\n }\n\n /**\n * This method is like `_.indexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedIndexOf([4, 5, 5, 5, 6], 5);\n * // => 1\n */\n function sortedIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value);\n if (index < length && eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.sortedIndex` except that it returns the highest\n * index at which `value` should be inserted into `array` in order to\n * maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedLastIndex([4, 5, 5, 5, 6], 5);\n * // => 4\n */\n function sortedLastIndex(array, value) {\n return baseSortedIndex(array, value, true);\n }\n\n /**\n * This method is like `_.sortedLastIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 1\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');\n * // => 1\n */\n function sortedLastIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);\n }\n\n /**\n * This method is like `_.lastIndexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);\n * // => 3\n */\n function sortedLastIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value, true) - 1;\n if (eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.uniq` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniq([1, 1, 2]);\n * // => [1, 2]\n */\n function sortedUniq(array) {\n return (array && array.length)\n ? baseSortedUniq(array)\n : [];\n }\n\n /**\n * This method is like `_.uniqBy` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);\n * // => [1.1, 2.3]\n */\n function sortedUniqBy(array, iteratee) {\n return (array && array.length)\n ? baseSortedUniq(array, getIteratee(iteratee, 2))\n : [];\n }\n\n /**\n * Gets all but the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.tail([1, 2, 3]);\n * // => [2, 3]\n */\n function tail(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 1, length) : [];\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.take([1, 2, 3]);\n * // => [1]\n *\n * _.take([1, 2, 3], 2);\n * // => [1, 2]\n *\n * _.take([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.take([1, 2, 3], 0);\n * // => []\n */\n function take(array, n, guard) {\n if (!(array && array.length)) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.takeRight([1, 2, 3]);\n * // => [3]\n *\n * _.takeRight([1, 2, 3], 2);\n * // => [2, 3]\n *\n * _.takeRight([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.takeRight([1, 2, 3], 0);\n * // => []\n */\n function takeRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with elements taken from the end. Elements are\n * taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.takeRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeRightWhile(users, ['active', false]);\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeRightWhile(users, 'active');\n * // => []\n */\n function takeRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), false, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` with elements taken from the beginning. Elements\n * are taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.takeWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeWhile(users, ['active', false]);\n * // => objects for ['barney', 'fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeWhile(users, 'active');\n * // => []\n */\n function takeWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3))\n : [];\n }\n\n /**\n * Creates an array of unique values, in order, from all given arrays using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.union([2], [1, 2]);\n * // => [2, 1]\n */\n var union = baseRest(function(arrays) {\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));\n });\n\n /**\n * This method is like `_.union` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which uniqueness is computed. Result values are chosen from the first\n * array in which the value occurs. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.unionBy([2.1], [1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n var unionBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.union` except that it accepts `comparator` which\n * is invoked to compare elements of `arrays`. Result values are chosen from\n * the first array in which the value occurs. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.unionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var unionWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator);\n });\n\n /**\n * Creates a duplicate-free version of an array, using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons, in which only the first occurrence of each element\n * is kept. The order of result values is determined by the order they occur\n * in the array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniq([2, 1, 2]);\n * // => [2, 1]\n */\n function uniq(array) {\n return (array && array.length) ? baseUniq(array) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * uniqueness is computed. The order of result values is determined by the\n * order they occur in the array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniqBy([2.1, 1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n function uniqBy(array, iteratee) {\n return (array && array.length) ? baseUniq(array, getIteratee(iteratee, 2)) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `comparator` which\n * is invoked to compare elements of `array`. The order of result values is\n * determined by the order they occur in the array.The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.uniqWith(objects, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]\n */\n function uniqWith(array, comparator) {\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return (array && array.length) ? baseUniq(array, undefined, comparator) : [];\n }\n\n /**\n * This method is like `_.zip` except that it accepts an array of grouped\n * elements and creates an array regrouping the elements to their pre-zip\n * configuration.\n *\n * @static\n * @memberOf _\n * @since 1.2.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n *\n * _.unzip(zipped);\n * // => [['a', 'b'], [1, 2], [true, false]]\n */\n function unzip(array) {\n if (!(array && array.length)) {\n return [];\n }\n var length = 0;\n array = arrayFilter(array, function(group) {\n if (isArrayLikeObject(group)) {\n length = nativeMax(group.length, length);\n return true;\n }\n });\n return baseTimes(length, function(index) {\n return arrayMap(array, baseProperty(index));\n });\n }\n\n /**\n * This method is like `_.unzip` except that it accepts `iteratee` to specify\n * how regrouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * regrouped values.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip([1, 2], [10, 20], [100, 200]);\n * // => [[1, 10, 100], [2, 20, 200]]\n *\n * _.unzipWith(zipped, _.add);\n * // => [3, 30, 300]\n */\n function unzipWith(array, iteratee) {\n if (!(array && array.length)) {\n return [];\n }\n var result = unzip(array);\n if (iteratee == null) {\n return result;\n }\n return arrayMap(result, function(group) {\n return apply(iteratee, undefined, group);\n });\n }\n\n /**\n * Creates an array excluding all given values using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.pull`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...*} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.xor\n * @example\n *\n * _.without([2, 1, 2, 3], 1, 2);\n * // => [3]\n */\n var without = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, values)\n : [];\n });\n\n /**\n * Creates an array of unique values that is the\n * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)\n * of the given arrays. The order of result values is determined by the order\n * they occur in the arrays.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.without\n * @example\n *\n * _.xor([2, 1], [2, 3]);\n * // => [1, 3]\n */\n var xor = baseRest(function(arrays) {\n return baseXor(arrayFilter(arrays, isArrayLikeObject));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which by which they're compared. The order of result values is determined\n * by the order they occur in the arrays. The iteratee is invoked with one\n * argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2, 3.4]\n *\n * // The `_.property` iteratee shorthand.\n * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var xorBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `comparator` which is\n * invoked to compare elements of `arrays`. The order of result values is\n * determined by the order they occur in the arrays. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.xorWith(objects, others, _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var xorWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);\n });\n\n /**\n * Creates an array of grouped elements, the first of which contains the\n * first elements of the given arrays, the second of which contains the\n * second elements of the given arrays, and so on.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n */\n var zip = baseRest(unzip);\n\n /**\n * This method is like `_.fromPairs` except that it accepts two arrays,\n * one of property identifiers and one of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 0.4.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObject(['a', 'b'], [1, 2]);\n * // => { 'a': 1, 'b': 2 }\n */\n function zipObject(props, values) {\n return baseZipObject(props || [], values || [], assignValue);\n }\n\n /**\n * This method is like `_.zipObject` except that it supports property paths.\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);\n * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }\n */\n function zipObjectDeep(props, values) {\n return baseZipObject(props || [], values || [], baseSet);\n }\n\n /**\n * This method is like `_.zip` except that it accepts `iteratee` to specify\n * how grouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * grouped values.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {\n * return a + b + c;\n * });\n * // => [111, 222]\n */\n var zipWith = baseRest(function(arrays) {\n var length = arrays.length,\n iteratee = length > 1 ? arrays[length - 1] : undefined;\n\n iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined;\n return unzipWith(arrays, iteratee);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` wrapper instance that wraps `value` with explicit method\n * chain sequences enabled. The result of such sequences must be unwrapped\n * with `_#value`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Seq\n * @param {*} value The value to wrap.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'pebbles', 'age': 1 }\n * ];\n *\n * var youngest = _\n * .chain(users)\n * .sortBy('age')\n * .map(function(o) {\n * return o.user + ' is ' + o.age;\n * })\n * .head()\n * .value();\n * // => 'pebbles is 1'\n */\n function chain(value) {\n var result = lodash(value);\n result.__chain__ = true;\n return result;\n }\n\n /**\n * This method invokes `interceptor` and returns `value`. The interceptor\n * is invoked with one argument; (value). The purpose of this method is to\n * \"tap into\" a method chain sequence in order to modify intermediate results.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns `value`.\n * @example\n *\n * _([1, 2, 3])\n * .tap(function(array) {\n * // Mutate input array.\n * array.pop();\n * })\n * .reverse()\n * .value();\n * // => [2, 1]\n */\n function tap(value, interceptor) {\n interceptor(value);\n return value;\n }\n\n /**\n * This method is like `_.tap` except that it returns the result of `interceptor`.\n * The purpose of this method is to \"pass thru\" values replacing intermediate\n * results in a method chain sequence.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns the result of `interceptor`.\n * @example\n *\n * _(' abc ')\n * .chain()\n * .trim()\n * .thru(function(value) {\n * return [value];\n * })\n * .value();\n * // => ['abc']\n */\n function thru(value, interceptor) {\n return interceptor(value);\n }\n\n /**\n * This method is the wrapper version of `_.at`.\n *\n * @name at\n * @memberOf _\n * @since 1.0.0\n * @category Seq\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _(object).at(['a[0].b.c', 'a[1]']).value();\n * // => [3, 4]\n */\n var wrapperAt = flatRest(function(paths) {\n var length = paths.length,\n start = length ? paths[0] : 0,\n value = this.__wrapped__,\n interceptor = function(object) { return baseAt(object, paths); };\n\n if (length > 1 || this.__actions__.length ||\n !(value instanceof LazyWrapper) || !isIndex(start)) {\n return this.thru(interceptor);\n }\n value = value.slice(start, +start + (length ? 1 : 0));\n value.__actions__.push({\n 'func': thru,\n 'args': [interceptor],\n 'thisArg': undefined\n });\n return new LodashWrapper(value, this.__chain__).thru(function(array) {\n if (length && !array.length) {\n array.push(undefined);\n }\n return array;\n });\n });\n\n /**\n * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.\n *\n * @name chain\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 }\n * ];\n *\n * // A sequence without explicit chaining.\n * _(users).head();\n * // => { 'user': 'barney', 'age': 36 }\n *\n * // A sequence with explicit chaining.\n * _(users)\n * .chain()\n * .head()\n * .pick('user')\n * .value();\n * // => { 'user': 'barney' }\n */\n function wrapperChain() {\n return chain(this);\n }\n\n /**\n * Executes the chain sequence and returns the wrapped result.\n *\n * @name commit\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2];\n * var wrapped = _(array).push(3);\n *\n * console.log(array);\n * // => [1, 2]\n *\n * wrapped = wrapped.commit();\n * console.log(array);\n * // => [1, 2, 3]\n *\n * wrapped.last();\n * // => 3\n *\n * console.log(array);\n * // => [1, 2, 3]\n */\n function wrapperCommit() {\n return new LodashWrapper(this.value(), this.__chain__);\n }\n\n /**\n * Gets the next value on a wrapped object following the\n * [iterator protocol](https://mdn.io/iteration_protocols#iterator).\n *\n * @name next\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the next iterator value.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 1 }\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 2 }\n *\n * wrapped.next();\n * // => { 'done': true, 'value': undefined }\n */\n function wrapperNext() {\n if (this.__values__ === undefined) {\n this.__values__ = toArray(this.value());\n }\n var done = this.__index__ >= this.__values__.length,\n value = done ? undefined : this.__values__[this.__index__++];\n\n return { 'done': done, 'value': value };\n }\n\n /**\n * Enables the wrapper to be iterable.\n *\n * @name Symbol.iterator\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the wrapper object.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped[Symbol.iterator]() === wrapped;\n * // => true\n *\n * Array.from(wrapped);\n * // => [1, 2]\n */\n function wrapperToIterator() {\n return this;\n }\n\n /**\n * Creates a clone of the chain sequence planting `value` as the wrapped value.\n *\n * @name plant\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @param {*} value The value to plant.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2]).map(square);\n * var other = wrapped.plant([3, 4]);\n *\n * other.value();\n * // => [9, 16]\n *\n * wrapped.value();\n * // => [1, 4]\n */\n function wrapperPlant(value) {\n var result,\n parent = this;\n\n while (parent instanceof baseLodash) {\n var clone = wrapperClone(parent);\n clone.__index__ = 0;\n clone.__values__ = undefined;\n if (result) {\n previous.__wrapped__ = clone;\n } else {\n result = clone;\n }\n var previous = clone;\n parent = parent.__wrapped__;\n }\n previous.__wrapped__ = value;\n return result;\n }\n\n /**\n * This method is the wrapper version of `_.reverse`.\n *\n * **Note:** This method mutates the wrapped array.\n *\n * @name reverse\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _(array).reverse().value()\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function wrapperReverse() {\n var value = this.__wrapped__;\n if (value instanceof LazyWrapper) {\n var wrapped = value;\n if (this.__actions__.length) {\n wrapped = new LazyWrapper(this);\n }\n wrapped = wrapped.reverse();\n wrapped.__actions__.push({\n 'func': thru,\n 'args': [reverse],\n 'thisArg': undefined\n });\n return new LodashWrapper(wrapped, this.__chain__);\n }\n return this.thru(reverse);\n }\n\n /**\n * Executes the chain sequence to resolve the unwrapped value.\n *\n * @name value\n * @memberOf _\n * @since 0.1.0\n * @alias toJSON, valueOf\n * @category Seq\n * @returns {*} Returns the resolved unwrapped value.\n * @example\n *\n * _([1, 2, 3]).value();\n * // => [1, 2, 3]\n */\n function wrapperValue() {\n return baseWrapperValue(this.__wrapped__, this.__actions__);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the number of times the key was returned by `iteratee`. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.countBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': 1, '6': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.countBy(['one', 'two', 'three'], 'length');\n * // => { '3': 2, '5': 1 }\n */\n var countBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n ++result[key];\n } else {\n baseAssignValue(result, key, 1);\n }\n });\n\n /**\n * Checks if `predicate` returns truthy for **all** elements of `collection`.\n * Iteration is stopped once `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * **Note:** This method returns `true` for\n * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because\n * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of\n * elements of empty collections.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n * @example\n *\n * _.every([true, 1, null, 'yes'], Boolean);\n * // => false\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.every(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.every(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.every(users, 'active');\n * // => false\n */\n function every(collection, predicate, guard) {\n var func = isArray(collection) ? arrayEvery : baseEvery;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning an array of all elements\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * **Note:** Unlike `_.remove`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.reject\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * _.filter(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, { 'age': 36, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.filter(users, 'active');\n * // => objects for ['barney']\n */\n function filter(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning the first element\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false },\n * { 'user': 'pebbles', 'age': 1, 'active': true }\n * ];\n *\n * _.find(users, function(o) { return o.age < 40; });\n * // => object for 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.find(users, { 'age': 1, 'active': true });\n * // => object for 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.find(users, ['active', false]);\n * // => object for 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.find(users, 'active');\n * // => object for 'barney'\n */\n var find = createFind(findIndex);\n\n /**\n * This method is like `_.find` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=collection.length-1] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * _.findLast([1, 2, 3, 4], function(n) {\n * return n % 2 == 1;\n * });\n * // => 3\n */\n var findLast = createFind(findLastIndex);\n\n /**\n * Creates a flattened array of values by running each element in `collection`\n * thru `iteratee` and flattening the mapped results. The iteratee is invoked\n * with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [n, n];\n * }\n *\n * _.flatMap([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMap(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), 1);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDeep([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMapDeep(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), INFINITY);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDepth([1, 2], duplicate, 2);\n * // => [[1, 1], [2, 2]]\n */\n function flatMapDepth(collection, iteratee, depth) {\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(map(collection, iteratee), depth);\n }\n\n /**\n * Iterates over elements of `collection` and invokes `iteratee` for each element.\n * The iteratee is invoked with three arguments: (value, index|key, collection).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * **Note:** As with other \"Collections\" methods, objects with a \"length\"\n * property are iterated like arrays. To avoid this behavior use `_.forIn`\n * or `_.forOwn` for object iteration.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias each\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEachRight\n * @example\n *\n * _.forEach([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `1` then `2`.\n *\n * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forEach(collection, iteratee) {\n var func = isArray(collection) ? arrayEach : baseEach;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forEach` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @alias eachRight\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEach\n * @example\n *\n * _.forEachRight([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `2` then `1`.\n */\n function forEachRight(collection, iteratee) {\n var func = isArray(collection) ? arrayEachRight : baseEachRight;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The order of grouped values\n * is determined by the order they occur in `collection`. The corresponding\n * value of each key is an array of elements responsible for generating the\n * key. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.groupBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': [4.2], '6': [6.1, 6.3] }\n *\n * // The `_.property` iteratee shorthand.\n * _.groupBy(['one', 'two', 'three'], 'length');\n * // => { '3': ['one', 'two'], '5': ['three'] }\n */\n var groupBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n result[key].push(value);\n } else {\n baseAssignValue(result, key, [value]);\n }\n });\n\n /**\n * Checks if `value` is in `collection`. If `collection` is a string, it's\n * checked for a substring of `value`, otherwise\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * is used for equality comparisons. If `fromIndex` is negative, it's used as\n * the offset from the end of `collection`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {boolean} Returns `true` if `value` is found, else `false`.\n * @example\n *\n * _.includes([1, 2, 3], 1);\n * // => true\n *\n * _.includes([1, 2, 3], 1, 2);\n * // => false\n *\n * _.includes({ 'a': 1, 'b': 2 }, 1);\n * // => true\n *\n * _.includes('abcd', 'bc');\n * // => true\n */\n function includes(collection, value, fromIndex, guard) {\n collection = isArrayLike(collection) ? collection : values(collection);\n fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0;\n\n var length = collection.length;\n if (fromIndex < 0) {\n fromIndex = nativeMax(length + fromIndex, 0);\n }\n return isString(collection)\n ? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1)\n : (!!length && baseIndexOf(collection, value, fromIndex) > -1);\n }\n\n /**\n * Invokes the method at `path` of each element in `collection`, returning\n * an array of the results of each invoked method. Any additional arguments\n * are provided to each invoked method. If `path` is a function, it's invoked\n * for, and `this` bound to, each element in `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array|Function|string} path The path of the method to invoke or\n * the function invoked per iteration.\n * @param {...*} [args] The arguments to invoke each method with.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');\n * // => [[1, 5, 7], [1, 2, 3]]\n *\n * _.invokeMap([123, 456], String.prototype.split, '');\n * // => [['1', '2', '3'], ['4', '5', '6']]\n */\n var invokeMap = baseRest(function(collection, path, args) {\n var index = -1,\n isFunc = typeof path == 'function',\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value) {\n result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);\n });\n return result;\n });\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the last element responsible for generating the key. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * var array = [\n * { 'dir': 'left', 'code': 97 },\n * { 'dir': 'right', 'code': 100 }\n * ];\n *\n * _.keyBy(array, function(o) {\n * return String.fromCharCode(o.code);\n * });\n * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }\n *\n * _.keyBy(array, 'dir');\n * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }\n */\n var keyBy = createAggregator(function(result, value, key) {\n baseAssignValue(result, key, value);\n });\n\n /**\n * Creates an array of values by running each element in `collection` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.\n *\n * The guarded methods are:\n * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,\n * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,\n * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,\n * `template`, `trim`, `trimEnd`, `trimStart`, and `words`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * _.map([4, 8], square);\n * // => [16, 64]\n *\n * _.map({ 'a': 4, 'b': 8 }, square);\n * // => [16, 64] (iteration order is not guaranteed)\n *\n * var users = [\n * { 'user': 'barney' },\n * { 'user': 'fred' }\n * ];\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, 'user');\n * // => ['barney', 'fred']\n */\n function map(collection, iteratee) {\n var func = isArray(collection) ? arrayMap : baseMap;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.sortBy` except that it allows specifying the sort\n * orders of the iteratees to sort by. If `orders` is unspecified, all values\n * are sorted in ascending order. Otherwise, specify an order of \"desc\" for\n * descending or \"asc\" for ascending sort order of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @param {string[]} [orders] The sort orders of `iteratees`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 34 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 36 }\n * ];\n *\n * // Sort by `user` in ascending order and by `age` in descending order.\n * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n */\n function orderBy(collection, iteratees, orders, guard) {\n if (collection == null) {\n return [];\n }\n if (!isArray(iteratees)) {\n iteratees = iteratees == null ? [] : [iteratees];\n }\n orders = guard ? undefined : orders;\n if (!isArray(orders)) {\n orders = orders == null ? [] : [orders];\n }\n return baseOrderBy(collection, iteratees, orders);\n }\n\n /**\n * Creates an array of elements split into two groups, the first of which\n * contains elements `predicate` returns truthy for, the second of which\n * contains elements `predicate` returns falsey for. The predicate is\n * invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of grouped elements.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true },\n * { 'user': 'pebbles', 'age': 1, 'active': false }\n * ];\n *\n * _.partition(users, function(o) { return o.active; });\n * // => objects for [['fred'], ['barney', 'pebbles']]\n *\n * // The `_.matches` iteratee shorthand.\n * _.partition(users, { 'age': 1, 'active': false });\n * // => objects for [['pebbles'], ['barney', 'fred']]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.partition(users, ['active', false]);\n * // => objects for [['barney', 'pebbles'], ['fred']]\n *\n * // The `_.property` iteratee shorthand.\n * _.partition(users, 'active');\n * // => objects for [['fred'], ['barney', 'pebbles']]\n */\n var partition = createAggregator(function(result, value, key) {\n result[key ? 0 : 1].push(value);\n }, function() { return [[], []]; });\n\n /**\n * Reduces `collection` to a value which is the accumulated result of running\n * each element in `collection` thru `iteratee`, where each successive\n * invocation is supplied the return value of the previous. If `accumulator`\n * is not given, the first element of `collection` is used as the initial\n * value. The iteratee is invoked with four arguments:\n * (accumulator, value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.reduce`, `_.reduceRight`, and `_.transform`.\n *\n * The guarded methods are:\n * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,\n * and `sortBy`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduceRight\n * @example\n *\n * _.reduce([1, 2], function(sum, n) {\n * return sum + n;\n * }, 0);\n * // => 3\n *\n * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * return result;\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)\n */\n function reduce(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduce : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);\n }\n\n /**\n * This method is like `_.reduce` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduce\n * @example\n *\n * var array = [[0, 1], [2, 3], [4, 5]];\n *\n * _.reduceRight(array, function(flattened, other) {\n * return flattened.concat(other);\n * }, []);\n * // => [4, 5, 2, 3, 0, 1]\n */\n function reduceRight(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduceRight : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);\n }\n\n /**\n * The opposite of `_.filter`; this method returns the elements of `collection`\n * that `predicate` does **not** return truthy for.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.filter\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true }\n * ];\n *\n * _.reject(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.reject(users, { 'age': 40, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.reject(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.reject(users, 'active');\n * // => objects for ['barney']\n */\n function reject(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, negate(getIteratee(predicate, 3)));\n }\n\n /**\n * Gets a random element from `collection`.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n * @example\n *\n * _.sample([1, 2, 3, 4]);\n * // => 2\n */\n function sample(collection) {\n var func = isArray(collection) ? arraySample : baseSample;\n return func(collection);\n }\n\n /**\n * Gets `n` random elements at unique keys from `collection` up to the\n * size of `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @param {number} [n=1] The number of elements to sample.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the random elements.\n * @example\n *\n * _.sampleSize([1, 2, 3], 2);\n * // => [3, 1]\n *\n * _.sampleSize([1, 2, 3], 4);\n * // => [2, 3, 1]\n */\n function sampleSize(collection, n, guard) {\n if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n var func = isArray(collection) ? arraySampleSize : baseSampleSize;\n return func(collection, n);\n }\n\n /**\n * Creates an array of shuffled values, using a version of the\n * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n * @example\n *\n * _.shuffle([1, 2, 3, 4]);\n * // => [4, 1, 3, 2]\n */\n function shuffle(collection) {\n var func = isArray(collection) ? arrayShuffle : baseShuffle;\n return func(collection);\n }\n\n /**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\n function size(collection) {\n if (collection == null) {\n return 0;\n }\n if (isArrayLike(collection)) {\n return isString(collection) ? stringSize(collection) : collection.length;\n }\n var tag = getTag(collection);\n if (tag == mapTag || tag == setTag) {\n return collection.size;\n }\n return baseKeys(collection).length;\n }\n\n /**\n * Checks if `predicate` returns truthy for **any** element of `collection`.\n * Iteration is stopped once `predicate` returns truthy. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n * @example\n *\n * _.some([null, 0, 'yes', false], Boolean);\n * // => true\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.some(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.some(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.some(users, 'active');\n * // => true\n */\n function some(collection, predicate, guard) {\n var func = isArray(collection) ? arraySome : baseSome;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Creates an array of elements, sorted in ascending order by the results of\n * running each element in a collection thru each iteratee. This method\n * performs a stable sort, that is, it preserves the original sort order of\n * equal elements. The iteratees are invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 34 }\n * ];\n *\n * _.sortBy(users, [function(o) { return o.user; }]);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n *\n * _.sortBy(users, ['user', 'age']);\n * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]]\n */\n var sortBy = baseRest(function(collection, iteratees) {\n if (collection == null) {\n return [];\n }\n var length = iteratees.length;\n if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {\n iteratees = [];\n } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {\n iteratees = [iteratees[0]];\n }\n return baseOrderBy(collection, baseFlatten(iteratees, 1), []);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n * console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\n var now = ctxNow || function() {\n return root.Date.now();\n };\n\n /*------------------------------------------------------------------------*/\n\n /**\n * The opposite of `_.before`; this method creates a function that invokes\n * `func` once it's called `n` or more times.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {number} n The number of calls before `func` is invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var saves = ['profile', 'settings'];\n *\n * var done = _.after(saves.length, function() {\n * console.log('done saving!');\n * });\n *\n * _.forEach(saves, function(type) {\n * asyncSave({ 'type': type, 'complete': done });\n * });\n * // => Logs 'done saving!' after the two async saves have completed.\n */\n function after(n, func) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n < 1) {\n return func.apply(this, arguments);\n }\n };\n }\n\n /**\n * Creates a function that invokes `func`, with up to `n` arguments,\n * ignoring any additional arguments.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @param {number} [n=func.length] The arity cap.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.ary(parseInt, 1));\n * // => [6, 8, 10]\n */\n function ary(func, n, guard) {\n n = guard ? undefined : n;\n n = (func && n == null) ? func.length : n;\n return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);\n }\n\n /**\n * Creates a function that invokes `func`, with the `this` binding and arguments\n * of the created function, while it's called less than `n` times. Subsequent\n * calls to the created function return the result of the last `func` invocation.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {number} n The number of calls at which `func` is no longer invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * jQuery(element).on('click', _.before(5, addContactToList));\n * // => Allows adding up to 4 contacts to the list.\n */\n function before(n, func) {\n var result;\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n > 0) {\n result = func.apply(this, arguments);\n }\n if (n <= 1) {\n func = undefined;\n }\n return result;\n };\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of `thisArg`\n * and `partials` prepended to the arguments it receives.\n *\n * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for partially applied arguments.\n *\n * **Note:** Unlike native `Function#bind`, this method doesn't set the \"length\"\n * property of bound functions.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to bind.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * function greet(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n *\n * var object = { 'user': 'fred' };\n *\n * var bound = _.bind(greet, object, 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bind(greet, object, _, '!');\n * bound('hi');\n * // => 'hi fred!'\n */\n var bind = baseRest(function(func, thisArg, partials) {\n var bitmask = WRAP_BIND_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bind));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(func, bitmask, thisArg, partials, holders);\n });\n\n /**\n * Creates a function that invokes the method at `object[key]` with `partials`\n * prepended to the arguments it receives.\n *\n * This method differs from `_.bind` by allowing bound functions to reference\n * methods that may be redefined or don't yet exist. See\n * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)\n * for more details.\n *\n * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Function\n * @param {Object} object The object to invoke the method on.\n * @param {string} key The key of the method.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * var object = {\n * 'user': 'fred',\n * 'greet': function(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n * };\n *\n * var bound = _.bindKey(object, 'greet', 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * object.greet = function(greeting, punctuation) {\n * return greeting + 'ya ' + this.user + punctuation;\n * };\n *\n * bound('!');\n * // => 'hiya fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bindKey(object, 'greet', _, '!');\n * bound('hi');\n * // => 'hiya fred!'\n */\n var bindKey = baseRest(function(object, key, partials) {\n var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bindKey));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(key, bitmask, object, partials, holders);\n });\n\n /**\n * Creates a function that accepts arguments of `func` and either invokes\n * `func` returning its result, if at least `arity` number of arguments have\n * been provided, or returns a function that accepts the remaining `func`\n * arguments, and so on. The arity of `func` may be specified if `func.length`\n * is not sufficient.\n *\n * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curry(abc);\n *\n * curried(1)(2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(1)(_, 3)(2);\n * // => [1, 2, 3]\n */\n function curry(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curry.placeholder;\n return result;\n }\n\n /**\n * This method is like `_.curry` except that arguments are applied to `func`\n * in the manner of `_.partialRight` instead of `_.partial`.\n *\n * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curryRight(abc);\n *\n * curried(3)(2)(1);\n * // => [1, 2, 3]\n *\n * curried(2, 3)(1);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(3)(1, _)(2);\n * // => [1, 2, 3]\n */\n function curryRight(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curryRight.placeholder;\n return result;\n }\n\n /**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n * Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n * The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n * 'leading': true,\n * 'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\n function debounce(func, wait, options) {\n var lastArgs,\n lastThis,\n maxWait,\n result,\n timerId,\n lastCallTime,\n lastInvokeTime = 0,\n leading = false,\n maxing = false,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n wait = toNumber(wait) || 0;\n if (isObject(options)) {\n leading = !!options.leading;\n maxing = 'maxWait' in options;\n maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n function invokeFunc(time) {\n var args = lastArgs,\n thisArg = lastThis;\n\n lastArgs = lastThis = undefined;\n lastInvokeTime = time;\n result = func.apply(thisArg, args);\n return result;\n }\n\n function leadingEdge(time) {\n // Reset any `maxWait` timer.\n lastInvokeTime = time;\n // Start the timer for the trailing edge.\n timerId = setTimeout(timerExpired, wait);\n // Invoke the leading edge.\n return leading ? invokeFunc(time) : result;\n }\n\n function remainingWait(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime,\n timeWaiting = wait - timeSinceLastCall;\n\n return maxing\n ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke)\n : timeWaiting;\n }\n\n function shouldInvoke(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime;\n\n // Either this is the first call, activity has stopped and we're at the\n // trailing edge, the system time has gone backwards and we're treating\n // it as the trailing edge, or we've hit the `maxWait` limit.\n return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||\n (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));\n }\n\n function timerExpired() {\n var time = now();\n if (shouldInvoke(time)) {\n return trailingEdge(time);\n }\n // Restart the timer.\n timerId = setTimeout(timerExpired, remainingWait(time));\n }\n\n function trailingEdge(time) {\n timerId = undefined;\n\n // Only invoke if we have `lastArgs` which means `func` has been\n // debounced at least once.\n if (trailing && lastArgs) {\n return invokeFunc(time);\n }\n lastArgs = lastThis = undefined;\n return result;\n }\n\n function cancel() {\n if (timerId !== undefined) {\n clearTimeout(timerId);\n }\n lastInvokeTime = 0;\n lastArgs = lastCallTime = lastThis = timerId = undefined;\n }\n\n function flush() {\n return timerId === undefined ? result : trailingEdge(now());\n }\n\n function debounced() {\n var time = now(),\n isInvoking = shouldInvoke(time);\n\n lastArgs = arguments;\n lastThis = this;\n lastCallTime = time;\n\n if (isInvoking) {\n if (timerId === undefined) {\n return leadingEdge(lastCallTime);\n }\n if (maxing) {\n // Handle invocations in a tight loop.\n clearTimeout(timerId);\n timerId = setTimeout(timerExpired, wait);\n return invokeFunc(lastCallTime);\n }\n }\n if (timerId === undefined) {\n timerId = setTimeout(timerExpired, wait);\n }\n return result;\n }\n debounced.cancel = cancel;\n debounced.flush = flush;\n return debounced;\n }\n\n /**\n * Defers invoking the `func` until the current call stack has cleared. Any\n * additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to defer.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.defer(function(text) {\n * console.log(text);\n * }, 'deferred');\n * // => Logs 'deferred' after one millisecond.\n */\n var defer = baseRest(function(func, args) {\n return baseDelay(func, 1, args);\n });\n\n /**\n * Invokes `func` after `wait` milliseconds. Any additional arguments are\n * provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.delay(function(text) {\n * console.log(text);\n * }, 1000, 'later');\n * // => Logs 'later' after one second.\n */\n var delay = baseRest(function(func, wait, args) {\n return baseDelay(func, toNumber(wait) || 0, args);\n });\n\n /**\n * Creates a function that invokes `func` with arguments reversed.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to flip arguments for.\n * @returns {Function} Returns the new flipped function.\n * @example\n *\n * var flipped = _.flip(function() {\n * return _.toArray(arguments);\n * });\n *\n * flipped('a', 'b', 'c', 'd');\n * // => ['d', 'c', 'b', 'a']\n */\n function flip(func) {\n return createWrap(func, WRAP_FLIP_FLAG);\n }\n\n /**\n * Creates a function that memoizes the result of `func`. If `resolver` is\n * provided, it determines the cache key for storing the result based on the\n * arguments provided to the memoized function. By default, the first argument\n * provided to the memoized function is used as the map cache key. The `func`\n * is invoked with the `this` binding of the memoized function.\n *\n * **Note:** The cache is exposed as the `cache` property on the memoized\n * function. Its creation may be customized by replacing the `_.memoize.Cache`\n * constructor with one whose instances implement the\n * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)\n * method interface of `clear`, `delete`, `get`, `has`, and `set`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to have its output memoized.\n * @param {Function} [resolver] The function to resolve the cache key.\n * @returns {Function} Returns the new memoized function.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n * var other = { 'c': 3, 'd': 4 };\n *\n * var values = _.memoize(_.values);\n * values(object);\n * // => [1, 2]\n *\n * values(other);\n * // => [3, 4]\n *\n * object.a = 2;\n * values(object);\n * // => [1, 2]\n *\n * // Modify the result cache.\n * values.cache.set(object, ['a', 'b']);\n * values(object);\n * // => ['a', 'b']\n *\n * // Replace `_.memoize.Cache`.\n * _.memoize.Cache = WeakMap;\n */\n function memoize(func, resolver) {\n if (typeof func != 'function' || (resolver != null && typeof resolver != 'function')) {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var memoized = function() {\n var args = arguments,\n key = resolver ? resolver.apply(this, args) : args[0],\n cache = memoized.cache;\n\n if (cache.has(key)) {\n return cache.get(key);\n }\n var result = func.apply(this, args);\n memoized.cache = cache.set(key, result) || cache;\n return result;\n };\n memoized.cache = new (memoize.Cache || MapCache);\n return memoized;\n }\n\n // Expose `MapCache`.\n memoize.Cache = MapCache;\n\n /**\n * Creates a function that negates the result of the predicate `func`. The\n * `func` predicate is invoked with the `this` binding and arguments of the\n * created function.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} predicate The predicate to negate.\n * @returns {Function} Returns the new negated function.\n * @example\n *\n * function isEven(n) {\n * return n % 2 == 0;\n * }\n *\n * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));\n * // => [1, 3, 5]\n */\n function negate(predicate) {\n if (typeof predicate != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return function() {\n var args = arguments;\n switch (args.length) {\n case 0: return !predicate.call(this);\n case 1: return !predicate.call(this, args[0]);\n case 2: return !predicate.call(this, args[0], args[1]);\n case 3: return !predicate.call(this, args[0], args[1], args[2]);\n }\n return !predicate.apply(this, args);\n };\n }\n\n /**\n * Creates a function that is restricted to invoking `func` once. Repeat calls\n * to the function return the value of the first invocation. The `func` is\n * invoked with the `this` binding and arguments of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var initialize = _.once(createApplication);\n * initialize();\n * initialize();\n * // => `createApplication` is invoked once\n */\n function once(func) {\n return before(2, func);\n }\n\n /**\n * Creates a function that invokes `func` with its arguments transformed.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Function\n * @param {Function} func The function to wrap.\n * @param {...(Function|Function[])} [transforms=[_.identity]]\n * The argument transforms.\n * @returns {Function} Returns the new function.\n * @example\n *\n * function doubled(n) {\n * return n * 2;\n * }\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var func = _.overArgs(function(x, y) {\n * return [x, y];\n * }, [square, doubled]);\n *\n * func(9, 3);\n * // => [81, 6]\n *\n * func(10, 5);\n * // => [100, 10]\n */\n var overArgs = castRest(function(func, transforms) {\n transforms = (transforms.length == 1 && isArray(transforms[0]))\n ? arrayMap(transforms[0], baseUnary(getIteratee()))\n : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));\n\n var funcsLength = transforms.length;\n return baseRest(function(args) {\n var index = -1,\n length = nativeMin(args.length, funcsLength);\n\n while (++index < length) {\n args[index] = transforms[index].call(this, args[index]);\n }\n return apply(func, this, args);\n });\n });\n\n /**\n * Creates a function that invokes `func` with `partials` prepended to the\n * arguments it receives. This method is like `_.bind` except it does **not**\n * alter the `this` binding.\n *\n * The `_.partial.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 0.2.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var sayHelloTo = _.partial(greet, 'hello');\n * sayHelloTo('fred');\n * // => 'hello fred'\n *\n * // Partially applied with placeholders.\n * var greetFred = _.partial(greet, _, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n */\n var partial = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partial));\n return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders);\n });\n\n /**\n * This method is like `_.partial` except that partially applied arguments\n * are appended to the arguments it receives.\n *\n * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var greetFred = _.partialRight(greet, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n *\n * // Partially applied with placeholders.\n * var sayHelloTo = _.partialRight(greet, 'hello', _);\n * sayHelloTo('fred');\n * // => 'hello fred'\n */\n var partialRight = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partialRight));\n return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders);\n });\n\n /**\n * Creates a function that invokes `func` with arguments arranged according\n * to the specified `indexes` where the argument value at the first index is\n * provided as the first argument, the argument value at the second index is\n * provided as the second argument, and so on.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to rearrange arguments for.\n * @param {...(number|number[])} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var rearged = _.rearg(function(a, b, c) {\n * return [a, b, c];\n * }, [2, 0, 1]);\n *\n * rearged('b', 'c', 'a')\n * // => ['a', 'b', 'c']\n */\n var rearg = flatRest(function(func, indexes) {\n return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);\n });\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * created function and arguments from `start` and beyond provided as\n * an array.\n *\n * **Note:** This method is based on the\n * [rest parameter](https://mdn.io/rest_parameters).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.rest(function(what, names) {\n * return what + ' ' + _.initial(names).join(', ') +\n * (_.size(names) > 1 ? ', & ' : '') + _.last(names);\n * });\n *\n * say('hello', 'fred', 'barney', 'pebbles');\n * // => 'hello fred, barney, & pebbles'\n */\n function rest(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start === undefined ? start : toInteger(start);\n return baseRest(func, start);\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * create function and an array of arguments much like\n * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).\n *\n * **Note:** This method is based on the\n * [spread operator](https://mdn.io/spread_operator).\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Function\n * @param {Function} func The function to spread arguments over.\n * @param {number} [start=0] The start position of the spread.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.spread(function(who, what) {\n * return who + ' says ' + what;\n * });\n *\n * say(['fred', 'hello']);\n * // => 'fred says hello'\n *\n * var numbers = Promise.all([\n * Promise.resolve(40),\n * Promise.resolve(36)\n * ]);\n *\n * numbers.then(_.spread(function(x, y) {\n * return x + y;\n * }));\n * // => a Promise of 76\n */\n function spread(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start == null ? 0 : nativeMax(toInteger(start), 0);\n return baseRest(function(args) {\n var array = args[start],\n otherArgs = castSlice(args, 0, start);\n\n if (array) {\n arrayPush(otherArgs, array);\n }\n return apply(func, this, otherArgs);\n });\n }\n\n /**\n * Creates a throttled function that only invokes `func` at most once per\n * every `wait` milliseconds. The throttled function comes with a `cancel`\n * method to cancel delayed `func` invocations and a `flush` method to\n * immediately invoke them. Provide `options` to indicate whether `func`\n * should be invoked on the leading and/or trailing edge of the `wait`\n * timeout. The `func` is invoked with the last arguments provided to the\n * throttled function. Subsequent calls to the throttled function return the\n * result of the last `func` invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the throttled function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.throttle` and `_.debounce`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to throttle.\n * @param {number} [wait=0] The number of milliseconds to throttle invocations to.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=true]\n * Specify invoking on the leading edge of the timeout.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new throttled function.\n * @example\n *\n * // Avoid excessively updating the position while scrolling.\n * jQuery(window).on('scroll', _.throttle(updatePosition, 100));\n *\n * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.\n * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });\n * jQuery(element).on('click', throttled);\n *\n * // Cancel the trailing throttled invocation.\n * jQuery(window).on('popstate', throttled.cancel);\n */\n function throttle(func, wait, options) {\n var leading = true,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (isObject(options)) {\n leading = 'leading' in options ? !!options.leading : leading;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n return debounce(func, wait, {\n 'leading': leading,\n 'maxWait': wait,\n 'trailing': trailing\n });\n }\n\n /**\n * Creates a function that accepts up to one argument, ignoring any\n * additional arguments.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.unary(parseInt));\n * // => [6, 8, 10]\n */\n function unary(func) {\n return ary(func, 1);\n }\n\n /**\n * Creates a function that provides `value` to `wrapper` as its first\n * argument. Any additional arguments provided to the function are appended\n * to those provided to the `wrapper`. The wrapper is invoked with the `this`\n * binding of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {*} value The value to wrap.\n * @param {Function} [wrapper=identity] The wrapper function.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var p = _.wrap(_.escape, function(func, text) {\n * return '

    ' + func(text) + '

    ';\n * });\n *\n * p('fred, barney, & pebbles');\n * // => '

    fred, barney, & pebbles

    '\n */\n function wrap(value, wrapper) {\n return partial(castFunction(wrapper), value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Casts `value` as an array if it's not one.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Lang\n * @param {*} value The value to inspect.\n * @returns {Array} Returns the cast array.\n * @example\n *\n * _.castArray(1);\n * // => [1]\n *\n * _.castArray({ 'a': 1 });\n * // => [{ 'a': 1 }]\n *\n * _.castArray('abc');\n * // => ['abc']\n *\n * _.castArray(null);\n * // => [null]\n *\n * _.castArray(undefined);\n * // => [undefined]\n *\n * _.castArray();\n * // => []\n *\n * var array = [1, 2, 3];\n * console.log(_.castArray(array) === array);\n * // => true\n */\n function castArray() {\n if (!arguments.length) {\n return [];\n }\n var value = arguments[0];\n return isArray(value) ? value : [value];\n }\n\n /**\n * Creates a shallow clone of `value`.\n *\n * **Note:** This method is loosely based on the\n * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)\n * and supports cloning arrays, array buffers, booleans, date objects, maps,\n * numbers, `Object` objects, regexes, sets, strings, symbols, and typed\n * arrays. The own enumerable properties of `arguments` objects are cloned\n * as plain objects. An empty object is returned for uncloneable values such\n * as error objects, functions, DOM nodes, and WeakMaps.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to clone.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeep\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var shallow = _.clone(objects);\n * console.log(shallow[0] === objects[0]);\n * // => true\n */\n function clone(value) {\n return baseClone(value, CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.clone` except that it accepts `customizer` which\n * is invoked to produce the cloned value. If `customizer` returns `undefined`,\n * cloning is handled by the method instead. The `customizer` is invoked with\n * up to four arguments; (value [, index|key, object, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeepWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(false);\n * }\n * }\n *\n * var el = _.cloneWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 0\n */\n function cloneWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n function cloneDeep(value) {\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.cloneWith` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the deep cloned value.\n * @see _.cloneWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(true);\n * }\n * }\n *\n * var el = _.cloneDeepWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 20\n */\n function cloneDeepWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * Checks if `object` conforms to `source` by invoking the predicate\n * properties of `source` with the corresponding property values of `object`.\n *\n * **Note:** This method is equivalent to `_.conforms` when `source` is\n * partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 1; } });\n * // => true\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 2; } });\n * // => false\n */\n function conformsTo(object, source) {\n return source == null || baseConformsTo(object, source, keys(source));\n }\n\n /**\n * Performs a\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * comparison between two values to determine if they are equivalent.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.eq(object, object);\n * // => true\n *\n * _.eq(object, other);\n * // => false\n *\n * _.eq('a', 'a');\n * // => true\n *\n * _.eq('a', Object('a'));\n * // => false\n *\n * _.eq(NaN, NaN);\n * // => true\n */\n function eq(value, other) {\n return value === other || (value !== value && other !== other);\n }\n\n /**\n * Checks if `value` is greater than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n * @see _.lt\n * @example\n *\n * _.gt(3, 1);\n * // => true\n *\n * _.gt(3, 3);\n * // => false\n *\n * _.gt(1, 3);\n * // => false\n */\n var gt = createRelationalOperation(baseGt);\n\n /**\n * Checks if `value` is greater than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than or equal to\n * `other`, else `false`.\n * @see _.lte\n * @example\n *\n * _.gte(3, 1);\n * // => true\n *\n * _.gte(3, 3);\n * // => true\n *\n * _.gte(1, 3);\n * // => false\n */\n var gte = createRelationalOperation(function(value, other) {\n return value >= other;\n });\n\n /**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n * else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\n var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&\n !propertyIsEnumerable.call(value, 'callee');\n };\n\n /**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\n var isArray = Array.isArray;\n\n /**\n * Checks if `value` is classified as an `ArrayBuffer` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n * @example\n *\n * _.isArrayBuffer(new ArrayBuffer(2));\n * // => true\n *\n * _.isArrayBuffer(new Array(2));\n * // => false\n */\n var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;\n\n /**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\n function isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\n }\n\n /**\n * This method is like `_.isArrayLike` except that it also checks if `value`\n * is an object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array-like object,\n * else `false`.\n * @example\n *\n * _.isArrayLikeObject([1, 2, 3]);\n * // => true\n *\n * _.isArrayLikeObject(document.body.children);\n * // => true\n *\n * _.isArrayLikeObject('abc');\n * // => false\n *\n * _.isArrayLikeObject(_.noop);\n * // => false\n */\n function isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\n }\n\n /**\n * Checks if `value` is classified as a boolean primitive or object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.\n * @example\n *\n * _.isBoolean(false);\n * // => true\n *\n * _.isBoolean(null);\n * // => false\n */\n function isBoolean(value) {\n return value === true || value === false ||\n (isObjectLike(value) && baseGetTag(value) == boolTag);\n }\n\n /**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\n var isBuffer = nativeIsBuffer || stubFalse;\n\n /**\n * Checks if `value` is classified as a `Date` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n * @example\n *\n * _.isDate(new Date);\n * // => true\n *\n * _.isDate('Mon April 23 2012');\n * // => false\n */\n var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;\n\n /**\n * Checks if `value` is likely a DOM element.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.\n * @example\n *\n * _.isElement(document.body);\n * // => true\n *\n * _.isElement('');\n * // => false\n */\n function isElement(value) {\n return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);\n }\n\n /**\n * Checks if `value` is an empty object, collection, map, or set.\n *\n * Objects are considered empty if they have no own enumerable string keyed\n * properties.\n *\n * Array-like values such as `arguments` objects, arrays, buffers, strings, or\n * jQuery-like collections are considered empty if they have a `length` of `0`.\n * Similarly, maps and sets are considered empty if they have a `size` of `0`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is empty, else `false`.\n * @example\n *\n * _.isEmpty(null);\n * // => true\n *\n * _.isEmpty(true);\n * // => true\n *\n * _.isEmpty(1);\n * // => true\n *\n * _.isEmpty([1, 2, 3]);\n * // => false\n *\n * _.isEmpty({ 'a': 1 });\n * // => false\n */\n function isEmpty(value) {\n if (value == null) {\n return true;\n }\n if (isArrayLike(value) &&\n (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' ||\n isBuffer(value) || isTypedArray(value) || isArguments(value))) {\n return !value.length;\n }\n var tag = getTag(value);\n if (tag == mapTag || tag == setTag) {\n return !value.size;\n }\n if (isPrototype(value)) {\n return !baseKeys(value).length;\n }\n for (var key in value) {\n if (hasOwnProperty.call(value, key)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * Performs a deep comparison between two values to determine if they are\n * equivalent.\n *\n * **Note:** This method supports comparing arrays, array buffers, booleans,\n * date objects, error objects, maps, numbers, `Object` objects, regexes,\n * sets, strings, symbols, and typed arrays. `Object` objects are compared\n * by their own, not inherited, enumerable properties. Functions and DOM\n * nodes are compared by strict equality, i.e. `===`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.isEqual(object, other);\n * // => true\n *\n * object === other;\n * // => false\n */\n function isEqual(value, other) {\n return baseIsEqual(value, other);\n }\n\n /**\n * This method is like `_.isEqual` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with up to\n * six arguments: (objValue, othValue [, index|key, object, other, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, othValue) {\n * if (isGreeting(objValue) && isGreeting(othValue)) {\n * return true;\n * }\n * }\n *\n * var array = ['hello', 'goodbye'];\n * var other = ['hi', 'goodbye'];\n *\n * _.isEqualWith(array, other, customizer);\n * // => true\n */\n function isEqualWith(value, other, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n var result = customizer ? customizer(value, other) : undefined;\n return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result;\n }\n\n /**\n * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,\n * `SyntaxError`, `TypeError`, or `URIError` object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an error object, else `false`.\n * @example\n *\n * _.isError(new Error);\n * // => true\n *\n * _.isError(Error);\n * // => false\n */\n function isError(value) {\n if (!isObjectLike(value)) {\n return false;\n }\n var tag = baseGetTag(value);\n return tag == errorTag || tag == domExcTag ||\n (typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value));\n }\n\n /**\n * Checks if `value` is a finite primitive number.\n *\n * **Note:** This method is based on\n * [`Number.isFinite`](https://mdn.io/Number/isFinite).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.\n * @example\n *\n * _.isFinite(3);\n * // => true\n *\n * _.isFinite(Number.MIN_VALUE);\n * // => true\n *\n * _.isFinite(Infinity);\n * // => false\n *\n * _.isFinite('3');\n * // => false\n */\n function isFinite(value) {\n return typeof value == 'number' && nativeIsFinite(value);\n }\n\n /**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\n function isFunction(value) {\n if (!isObject(value)) {\n return false;\n }\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 9 which returns 'object' for typed arrays and other constructors.\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n }\n\n /**\n * Checks if `value` is an integer.\n *\n * **Note:** This method is based on\n * [`Number.isInteger`](https://mdn.io/Number/isInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an integer, else `false`.\n * @example\n *\n * _.isInteger(3);\n * // => true\n *\n * _.isInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isInteger(Infinity);\n * // => false\n *\n * _.isInteger('3');\n * // => false\n */\n function isInteger(value) {\n return typeof value == 'number' && value == toInteger(value);\n }\n\n /**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\n function isLength(value) {\n return typeof value == 'number' &&\n value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\n function isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\n }\n\n /**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\n function isObjectLike(value) {\n return value != null && typeof value == 'object';\n }\n\n /**\n * Checks if `value` is classified as a `Map` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n * @example\n *\n * _.isMap(new Map);\n * // => true\n *\n * _.isMap(new WeakMap);\n * // => false\n */\n var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;\n\n /**\n * Performs a partial deep comparison between `object` and `source` to\n * determine if `object` contains equivalent property values.\n *\n * **Note:** This method is equivalent to `_.matches` when `source` is\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.isMatch(object, { 'b': 2 });\n * // => true\n *\n * _.isMatch(object, { 'b': 1 });\n * // => false\n */\n function isMatch(object, source) {\n return object === source || baseIsMatch(object, source, getMatchData(source));\n }\n\n /**\n * This method is like `_.isMatch` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with five\n * arguments: (objValue, srcValue, index|key, object, source).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, srcValue) {\n * if (isGreeting(objValue) && isGreeting(srcValue)) {\n * return true;\n * }\n * }\n *\n * var object = { 'greeting': 'hello' };\n * var source = { 'greeting': 'hi' };\n *\n * _.isMatchWith(object, source, customizer);\n * // => true\n */\n function isMatchWith(object, source, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseIsMatch(object, source, getMatchData(source), customizer);\n }\n\n /**\n * Checks if `value` is `NaN`.\n *\n * **Note:** This method is based on\n * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as\n * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for\n * `undefined` and other non-number values.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n * @example\n *\n * _.isNaN(NaN);\n * // => true\n *\n * _.isNaN(new Number(NaN));\n * // => true\n *\n * isNaN(undefined);\n * // => true\n *\n * _.isNaN(undefined);\n * // => false\n */\n function isNaN(value) {\n // An `NaN` primitive is the only value that is not equal to itself.\n // Perform the `toStringTag` check first to avoid errors with some\n // ActiveX objects in IE.\n return isNumber(value) && value != +value;\n }\n\n /**\n * Checks if `value` is a pristine native function.\n *\n * **Note:** This method can't reliably detect native functions in the presence\n * of the core-js package because core-js circumvents this kind of detection.\n * Despite multiple requests, the core-js maintainer has made it clear: any\n * attempt to fix the detection will be obstructed. As a result, we're left\n * with little choice but to throw an error. Unfortunately, this also affects\n * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),\n * which rely on core-js.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n * @example\n *\n * _.isNative(Array.prototype.push);\n * // => true\n *\n * _.isNative(_);\n * // => false\n */\n function isNative(value) {\n if (isMaskable(value)) {\n throw new Error(CORE_ERROR_TEXT);\n }\n return baseIsNative(value);\n }\n\n /**\n * Checks if `value` is `null`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `null`, else `false`.\n * @example\n *\n * _.isNull(null);\n * // => true\n *\n * _.isNull(void 0);\n * // => false\n */\n function isNull(value) {\n return value === null;\n }\n\n /**\n * Checks if `value` is `null` or `undefined`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is nullish, else `false`.\n * @example\n *\n * _.isNil(null);\n * // => true\n *\n * _.isNil(void 0);\n * // => true\n *\n * _.isNil(NaN);\n * // => false\n */\n function isNil(value) {\n return value == null;\n }\n\n /**\n * Checks if `value` is classified as a `Number` primitive or object.\n *\n * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are\n * classified as numbers, use the `_.isFinite` method.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a number, else `false`.\n * @example\n *\n * _.isNumber(3);\n * // => true\n *\n * _.isNumber(Number.MIN_VALUE);\n * // => true\n *\n * _.isNumber(Infinity);\n * // => true\n *\n * _.isNumber('3');\n * // => false\n */\n function isNumber(value) {\n return typeof value == 'number' ||\n (isObjectLike(value) && baseGetTag(value) == numberTag);\n }\n\n /**\n * Checks if `value` is a plain object, that is, an object created by the\n * `Object` constructor or one with a `[[Prototype]]` of `null`.\n *\n * @static\n * @memberOf _\n * @since 0.8.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * _.isPlainObject(new Foo);\n * // => false\n *\n * _.isPlainObject([1, 2, 3]);\n * // => false\n *\n * _.isPlainObject({ 'x': 0, 'y': 0 });\n * // => true\n *\n * _.isPlainObject(Object.create(null));\n * // => true\n */\n function isPlainObject(value) {\n if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n return false;\n }\n var proto = getPrototype(value);\n if (proto === null) {\n return true;\n }\n var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n funcToString.call(Ctor) == objectCtorString;\n }\n\n /**\n * Checks if `value` is classified as a `RegExp` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n * @example\n *\n * _.isRegExp(/abc/);\n * // => true\n *\n * _.isRegExp('/abc/');\n * // => false\n */\n var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;\n\n /**\n * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754\n * double precision number which isn't the result of a rounded unsafe integer.\n *\n * **Note:** This method is based on\n * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.\n * @example\n *\n * _.isSafeInteger(3);\n * // => true\n *\n * _.isSafeInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isSafeInteger(Infinity);\n * // => false\n *\n * _.isSafeInteger('3');\n * // => false\n */\n function isSafeInteger(value) {\n return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is classified as a `Set` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n * @example\n *\n * _.isSet(new Set);\n * // => true\n *\n * _.isSet(new WeakSet);\n * // => false\n */\n var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;\n\n /**\n * Checks if `value` is classified as a `String` primitive or object.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a string, else `false`.\n * @example\n *\n * _.isString('abc');\n * // => true\n *\n * _.isString(1);\n * // => false\n */\n function isString(value) {\n return typeof value == 'string' ||\n (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag);\n }\n\n /**\n * Checks if `value` is classified as a `Symbol` primitive or object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\n function isSymbol(value) {\n return typeof value == 'symbol' ||\n (isObjectLike(value) && baseGetTag(value) == symbolTag);\n }\n\n /**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\n var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\n /**\n * Checks if `value` is `undefined`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.\n * @example\n *\n * _.isUndefined(void 0);\n * // => true\n *\n * _.isUndefined(null);\n * // => false\n */\n function isUndefined(value) {\n return value === undefined;\n }\n\n /**\n * Checks if `value` is classified as a `WeakMap` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.\n * @example\n *\n * _.isWeakMap(new WeakMap);\n * // => true\n *\n * _.isWeakMap(new Map);\n * // => false\n */\n function isWeakMap(value) {\n return isObjectLike(value) && getTag(value) == weakMapTag;\n }\n\n /**\n * Checks if `value` is classified as a `WeakSet` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak set, else `false`.\n * @example\n *\n * _.isWeakSet(new WeakSet);\n * // => true\n *\n * _.isWeakSet(new Set);\n * // => false\n */\n function isWeakSet(value) {\n return isObjectLike(value) && baseGetTag(value) == weakSetTag;\n }\n\n /**\n * Checks if `value` is less than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n * @see _.gt\n * @example\n *\n * _.lt(1, 3);\n * // => true\n *\n * _.lt(3, 3);\n * // => false\n *\n * _.lt(3, 1);\n * // => false\n */\n var lt = createRelationalOperation(baseLt);\n\n /**\n * Checks if `value` is less than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than or equal to\n * `other`, else `false`.\n * @see _.gte\n * @example\n *\n * _.lte(1, 3);\n * // => true\n *\n * _.lte(3, 3);\n * // => true\n *\n * _.lte(3, 1);\n * // => false\n */\n var lte = createRelationalOperation(function(value, other) {\n return value <= other;\n });\n\n /**\n * Converts `value` to an array.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Array} Returns the converted array.\n * @example\n *\n * _.toArray({ 'a': 1, 'b': 2 });\n * // => [1, 2]\n *\n * _.toArray('abc');\n * // => ['a', 'b', 'c']\n *\n * _.toArray(1);\n * // => []\n *\n * _.toArray(null);\n * // => []\n */\n function toArray(value) {\n if (!value) {\n return [];\n }\n if (isArrayLike(value)) {\n return isString(value) ? stringToArray(value) : copyArray(value);\n }\n if (symIterator && value[symIterator]) {\n return iteratorToArray(value[symIterator]());\n }\n var tag = getTag(value),\n func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values);\n\n return func(value);\n }\n\n /**\n * Converts `value` to a finite number.\n *\n * @static\n * @memberOf _\n * @since 4.12.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted number.\n * @example\n *\n * _.toFinite(3.2);\n * // => 3.2\n *\n * _.toFinite(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toFinite(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toFinite('3.2');\n * // => 3.2\n */\n function toFinite(value) {\n if (!value) {\n return value === 0 ? value : 0;\n }\n value = toNumber(value);\n if (value === INFINITY || value === -INFINITY) {\n var sign = (value < 0 ? -1 : 1);\n return sign * MAX_INTEGER;\n }\n return value === value ? value : 0;\n }\n\n /**\n * Converts `value` to an integer.\n *\n * **Note:** This method is loosely based on\n * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toInteger(3.2);\n * // => 3\n *\n * _.toInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toInteger(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toInteger('3.2');\n * // => 3\n */\n function toInteger(value) {\n var result = toFinite(value),\n remainder = result % 1;\n\n return result === result ? (remainder ? result - remainder : result) : 0;\n }\n\n /**\n * Converts `value` to an integer suitable for use as the length of an\n * array-like object.\n *\n * **Note:** This method is based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toLength(3.2);\n * // => 3\n *\n * _.toLength(Number.MIN_VALUE);\n * // => 0\n *\n * _.toLength(Infinity);\n * // => 4294967295\n *\n * _.toLength('3.2');\n * // => 3\n */\n function toLength(value) {\n return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;\n }\n\n /**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n function toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? (other + '') : other;\n }\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n value = value.replace(reTrim, '');\n var isBinary = reIsBinary.test(value);\n return (isBinary || reIsOctal.test(value))\n ? freeParseInt(value.slice(2), isBinary ? 2 : 8)\n : (reIsBadHex.test(value) ? NAN : +value);\n }\n\n /**\n * Converts `value` to a plain object flattening inherited enumerable string\n * keyed properties of `value` to own properties of the plain object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Object} Returns the converted plain object.\n * @example\n *\n * function Foo() {\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.assign({ 'a': 1 }, new Foo);\n * // => { 'a': 1, 'b': 2 }\n *\n * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));\n * // => { 'a': 1, 'b': 2, 'c': 3 }\n */\n function toPlainObject(value) {\n return copyObject(value, keysIn(value));\n }\n\n /**\n * Converts `value` to a safe integer. A safe integer can be compared and\n * represented correctly.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toSafeInteger(3.2);\n * // => 3\n *\n * _.toSafeInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toSafeInteger(Infinity);\n * // => 9007199254740991\n *\n * _.toSafeInteger('3.2');\n * // => 3\n */\n function toSafeInteger(value) {\n return value\n ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER)\n : (value === 0 ? value : 0);\n }\n\n /**\n * Converts `value` to a string. An empty string is returned for `null`\n * and `undefined` values. The sign of `-0` is preserved.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.toString(null);\n * // => ''\n *\n * _.toString(-0);\n * // => '-0'\n *\n * _.toString([1, 2, 3]);\n * // => '1,2,3'\n */\n function toString(value) {\n return value == null ? '' : baseToString(value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Assigns own enumerable string keyed properties of source objects to the\n * destination object. Source objects are applied from left to right.\n * Subsequent sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object` and is loosely based on\n * [`Object.assign`](https://mdn.io/Object/assign).\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assignIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assign({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'c': 3 }\n */\n var assign = createAssigner(function(object, source) {\n if (isPrototype(source) || isArrayLike(source)) {\n copyObject(source, keys(source), object);\n return;\n }\n for (var key in source) {\n if (hasOwnProperty.call(source, key)) {\n assignValue(object, key, source[key]);\n }\n }\n });\n\n /**\n * This method is like `_.assign` except that it iterates over own and\n * inherited source properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extend\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assign\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assignIn({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }\n */\n var assignIn = createAssigner(function(object, source) {\n copyObject(source, keysIn(source), object);\n });\n\n /**\n * This method is like `_.assignIn` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extendWith\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignInWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keysIn(source), object, customizer);\n });\n\n /**\n * This method is like `_.assign` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignInWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keys(source), object, customizer);\n });\n\n /**\n * Creates an array of values corresponding to `paths` of `object`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Array} Returns the picked values.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _.at(object, ['a[0].b.c', 'a[1]']);\n * // => [3, 4]\n */\n var at = flatRest(baseAt);\n\n /**\n * Creates an object that inherits from the `prototype` object. If a\n * `properties` object is given, its own enumerable string keyed properties\n * are assigned to the created object.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Object\n * @param {Object} prototype The object to inherit from.\n * @param {Object} [properties] The properties to assign to the object.\n * @returns {Object} Returns the new object.\n * @example\n *\n * function Shape() {\n * this.x = 0;\n * this.y = 0;\n * }\n *\n * function Circle() {\n * Shape.call(this);\n * }\n *\n * Circle.prototype = _.create(Shape.prototype, {\n * 'constructor': Circle\n * });\n *\n * var circle = new Circle;\n * circle instanceof Circle;\n * // => true\n *\n * circle instanceof Shape;\n * // => true\n */\n function create(prototype, properties) {\n var result = baseCreate(prototype);\n return properties == null ? result : baseAssign(result, properties);\n }\n\n /**\n * Assigns own and inherited enumerable string keyed properties of source\n * objects to the destination object for all destination properties that\n * resolve to `undefined`. Source objects are applied from left to right.\n * Once a property is set, additional values of the same property are ignored.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaultsDeep\n * @example\n *\n * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var defaults = baseRest(function(object, sources) {\n object = Object(object);\n\n var index = -1;\n var length = sources.length;\n var guard = length > 2 ? sources[2] : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n length = 1;\n }\n\n while (++index < length) {\n var source = sources[index];\n var props = keysIn(source);\n var propsIndex = -1;\n var propsLength = props.length;\n\n while (++propsIndex < propsLength) {\n var key = props[propsIndex];\n var value = object[key];\n\n if (value === undefined ||\n (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n object[key] = source[key];\n }\n }\n }\n\n return object;\n });\n\n /**\n * This method is like `_.defaults` except that it recursively assigns\n * default properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaults\n * @example\n *\n * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });\n * // => { 'a': { 'b': 2, 'c': 3 } }\n */\n var defaultsDeep = baseRest(function(args) {\n args.push(undefined, customDefaultsMerge);\n return apply(mergeWith, undefined, args);\n });\n\n /**\n * This method is like `_.find` except that it returns the key of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findKey(users, function(o) { return o.age < 40; });\n * // => 'barney' (iteration order is not guaranteed)\n *\n * // The `_.matches` iteratee shorthand.\n * _.findKey(users, { 'age': 1, 'active': true });\n * // => 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findKey(users, 'active');\n * // => 'barney'\n */\n function findKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);\n }\n\n /**\n * This method is like `_.findKey` except that it iterates over elements of\n * a collection in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findLastKey(users, function(o) { return o.age < 40; });\n * // => returns 'pebbles' assuming `_.findKey` returns 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastKey(users, { 'age': 36, 'active': true });\n * // => 'barney'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastKey(users, 'active');\n * // => 'pebbles'\n */\n function findLastKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);\n }\n\n /**\n * Iterates over own and inherited enumerable string keyed properties of an\n * object and invokes `iteratee` for each property. The iteratee is invoked\n * with three arguments: (value, key, object). Iteratee functions may exit\n * iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forInRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forIn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).\n */\n function forIn(object, iteratee) {\n return object == null\n ? object\n : baseFor(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * This method is like `_.forIn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forInRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.\n */\n function forInRight(object, iteratee) {\n return object == null\n ? object\n : baseForRight(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * Iterates over own enumerable string keyed properties of an object and\n * invokes `iteratee` for each property. The iteratee is invoked with three\n * arguments: (value, key, object). Iteratee functions may exit iteration\n * early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwnRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forOwn(object, iteratee) {\n return object && baseForOwn(object, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forOwn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwnRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.\n */\n function forOwnRight(object, iteratee) {\n return object && baseForOwnRight(object, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an array of function property names from own enumerable properties\n * of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functionsIn\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functions(new Foo);\n * // => ['a', 'b']\n */\n function functions(object) {\n return object == null ? [] : baseFunctions(object, keys(object));\n }\n\n /**\n * Creates an array of function property names from own and inherited\n * enumerable properties of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functions\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functionsIn(new Foo);\n * // => ['a', 'b', 'c']\n */\n function functionsIn(object) {\n return object == null ? [] : baseFunctions(object, keysIn(object));\n }\n\n /**\n * Gets the value at `path` of `object`. If the resolved value is\n * `undefined`, the `defaultValue` is returned in its place.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.get(object, 'a[0].b.c');\n * // => 3\n *\n * _.get(object, ['a', '0', 'b', 'c']);\n * // => 3\n *\n * _.get(object, 'a.b.c', 'default');\n * // => 'default'\n */\n function get(object, path, defaultValue) {\n var result = object == null ? undefined : baseGet(object, path);\n return result === undefined ? defaultValue : result;\n }\n\n /**\n * Checks if `path` is a direct property of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = { 'a': { 'b': 2 } };\n * var other = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.has(object, 'a');\n * // => true\n *\n * _.has(object, 'a.b');\n * // => true\n *\n * _.has(object, ['a', 'b']);\n * // => true\n *\n * _.has(other, 'a');\n * // => false\n */\n function has(object, path) {\n return object != null && hasPath(object, path, baseHas);\n }\n\n /**\n * Checks if `path` is a direct or inherited property of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.hasIn(object, 'a');\n * // => true\n *\n * _.hasIn(object, 'a.b');\n * // => true\n *\n * _.hasIn(object, ['a', 'b']);\n * // => true\n *\n * _.hasIn(object, 'b');\n * // => false\n */\n function hasIn(object, path) {\n return object != null && hasPath(object, path, baseHasIn);\n }\n\n /**\n * Creates an object composed of the inverted keys and values of `object`.\n * If `object` contains duplicate values, subsequent values overwrite\n * property assignments of previous values.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Object\n * @param {Object} object The object to invert.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invert(object);\n * // => { '1': 'c', '2': 'b' }\n */\n var invert = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n result[value] = key;\n }, constant(identity));\n\n /**\n * This method is like `_.invert` except that the inverted object is generated\n * from the results of running each element of `object` thru `iteratee`. The\n * corresponding inverted value of each inverted key is an array of keys\n * responsible for generating the inverted value. The iteratee is invoked\n * with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Object\n * @param {Object} object The object to invert.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invertBy(object);\n * // => { '1': ['a', 'c'], '2': ['b'] }\n *\n * _.invertBy(object, function(value) {\n * return 'group' + value;\n * });\n * // => { 'group1': ['a', 'c'], 'group2': ['b'] }\n */\n var invertBy = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }, getIteratee);\n\n /**\n * Invokes the method at `path` of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };\n *\n * _.invoke(object, 'a[0].b.c.slice', 1, 3);\n * // => [2, 3]\n */\n var invoke = baseRest(baseInvoke);\n\n /**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\n function keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\n }\n\n /**\n * Creates an array of the own and inherited enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keysIn(new Foo);\n * // => ['a', 'b', 'c'] (iteration order is not guaranteed)\n */\n function keysIn(object) {\n return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n }\n\n /**\n * The opposite of `_.mapValues`; this method creates an object with the\n * same values as `object` and keys generated by running each own enumerable\n * string keyed property of `object` thru `iteratee`. The iteratee is invoked\n * with three arguments: (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapValues\n * @example\n *\n * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {\n * return key + value;\n * });\n * // => { 'a1': 1, 'b2': 2 }\n */\n function mapKeys(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, iteratee(value, key, object), value);\n });\n return result;\n }\n\n /**\n * Creates an object with the same keys as `object` and values generated\n * by running each own enumerable string keyed property of `object` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapKeys\n * @example\n *\n * var users = {\n * 'fred': { 'user': 'fred', 'age': 40 },\n * 'pebbles': { 'user': 'pebbles', 'age': 1 }\n * };\n *\n * _.mapValues(users, function(o) { return o.age; });\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n *\n * // The `_.property` iteratee shorthand.\n * _.mapValues(users, 'age');\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n */\n function mapValues(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, key, iteratee(value, key, object));\n });\n return result;\n }\n\n /**\n * This method is like `_.assign` except that it recursively merges own and\n * inherited enumerable string keyed properties of source objects into the\n * destination object. Source properties that resolve to `undefined` are\n * skipped if a destination value exists. Array and plain object properties\n * are merged recursively. Other objects and value types are overridden by\n * assignment. Source objects are applied from left to right. Subsequent\n * sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {\n * 'a': [{ 'b': 2 }, { 'd': 4 }]\n * };\n *\n * var other = {\n * 'a': [{ 'c': 3 }, { 'e': 5 }]\n * };\n *\n * _.merge(object, other);\n * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }\n */\n var merge = createAssigner(function(object, source, srcIndex) {\n baseMerge(object, source, srcIndex);\n });\n\n /**\n * This method is like `_.merge` except that it accepts `customizer` which\n * is invoked to produce the merged values of the destination and source\n * properties. If `customizer` returns `undefined`, merging is handled by the\n * method instead. The `customizer` is invoked with six arguments:\n * (objValue, srcValue, key, object, source, stack).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} customizer The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * function customizer(objValue, srcValue) {\n * if (_.isArray(objValue)) {\n * return objValue.concat(srcValue);\n * }\n * }\n *\n * var object = { 'a': [1], 'b': [2] };\n * var other = { 'a': [3], 'b': [4] };\n *\n * _.mergeWith(object, other, customizer);\n * // => { 'a': [1, 3], 'b': [2, 4] }\n */\n var mergeWith = createAssigner(function(object, source, srcIndex, customizer) {\n baseMerge(object, source, srcIndex, customizer);\n });\n\n /**\n * The opposite of `_.pick`; this method creates an object composed of the\n * own and inherited enumerable property paths of `object` that are not omitted.\n *\n * **Note:** This method is considerably slower than `_.pick`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to omit.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omit(object, ['a', 'c']);\n * // => { 'b': '2' }\n */\n var omit = flatRest(function(object, paths) {\n var result = {};\n if (object == null) {\n return result;\n }\n var isDeep = false;\n paths = arrayMap(paths, function(path) {\n path = castPath(path, object);\n isDeep || (isDeep = path.length > 1);\n return path;\n });\n copyObject(object, getAllKeysIn(object), result);\n if (isDeep) {\n result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);\n }\n var length = paths.length;\n while (length--) {\n baseUnset(result, paths[length]);\n }\n return result;\n });\n\n /**\n * The opposite of `_.pickBy`; this method creates an object composed of\n * the own and inherited enumerable string keyed properties of `object` that\n * `predicate` doesn't return truthy for. The predicate is invoked with two\n * arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omitBy(object, _.isNumber);\n * // => { 'b': '2' }\n */\n function omitBy(object, predicate) {\n return pickBy(object, negate(getIteratee(predicate)));\n }\n\n /**\n * Creates an object composed of the picked `object` properties.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pick(object, ['a', 'c']);\n * // => { 'a': 1, 'c': 3 }\n */\n var pick = flatRest(function(object, paths) {\n return object == null ? {} : basePick(object, paths);\n });\n\n /**\n * Creates an object composed of the `object` properties `predicate` returns\n * truthy for. The predicate is invoked with two arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pickBy(object, _.isNumber);\n * // => { 'a': 1, 'c': 3 }\n */\n function pickBy(object, predicate) {\n if (object == null) {\n return {};\n }\n var props = arrayMap(getAllKeysIn(object), function(prop) {\n return [prop];\n });\n predicate = getIteratee(predicate);\n return basePickBy(object, props, function(value, path) {\n return predicate(value, path[0]);\n });\n }\n\n /**\n * This method is like `_.get` except that if the resolved value is a\n * function it's invoked with the `this` binding of its parent object and\n * its result is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to resolve.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };\n *\n * _.result(object, 'a[0].b.c1');\n * // => 3\n *\n * _.result(object, 'a[0].b.c2');\n * // => 4\n *\n * _.result(object, 'a[0].b.c3', 'default');\n * // => 'default'\n *\n * _.result(object, 'a[0].b.c3', _.constant('default'));\n * // => 'default'\n */\n function result(object, path, defaultValue) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length;\n\n // Ensure the loop is entered when path is empty.\n if (!length) {\n length = 1;\n object = undefined;\n }\n while (++index < length) {\n var value = object == null ? undefined : object[toKey(path[index])];\n if (value === undefined) {\n index = length;\n value = defaultValue;\n }\n object = isFunction(value) ? value.call(object) : value;\n }\n return object;\n }\n\n /**\n * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,\n * it's created. Arrays are created for missing index properties while objects\n * are created for all other missing properties. Use `_.setWith` to customize\n * `path` creation.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.set(object, 'a[0].b.c', 4);\n * console.log(object.a[0].b.c);\n * // => 4\n *\n * _.set(object, ['x', '0', 'y', 'z'], 5);\n * console.log(object.x[0].y.z);\n * // => 5\n */\n function set(object, path, value) {\n return object == null ? object : baseSet(object, path, value);\n }\n\n /**\n * This method is like `_.set` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.setWith(object, '[0][1]', 'a', Object);\n * // => { '0': { '1': 'a' } }\n */\n function setWith(object, path, value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseSet(object, path, value, customizer);\n }\n\n /**\n * Creates an array of own enumerable string keyed-value pairs for `object`\n * which can be consumed by `_.fromPairs`. If `object` is a map or set, its\n * entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entries\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairs(new Foo);\n * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)\n */\n var toPairs = createToPairs(keys);\n\n /**\n * Creates an array of own and inherited enumerable string keyed-value pairs\n * for `object` which can be consumed by `_.fromPairs`. If `object` is a map\n * or set, its entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entriesIn\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairsIn(new Foo);\n * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)\n */\n var toPairsIn = createToPairs(keysIn);\n\n /**\n * An alternative to `_.reduce`; this method transforms `object` to a new\n * `accumulator` object which is the result of running each of its own\n * enumerable string keyed properties thru `iteratee`, with each invocation\n * potentially mutating the `accumulator` object. If `accumulator` is not\n * provided, a new object with the same `[[Prototype]]` will be used. The\n * iteratee is invoked with four arguments: (accumulator, value, key, object).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The custom accumulator value.\n * @returns {*} Returns the accumulated value.\n * @example\n *\n * _.transform([2, 3, 4], function(result, n) {\n * result.push(n *= n);\n * return n % 2 == 0;\n * }, []);\n * // => [4, 9]\n *\n * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] }\n */\n function transform(object, iteratee, accumulator) {\n var isArr = isArray(object),\n isArrLike = isArr || isBuffer(object) || isTypedArray(object);\n\n iteratee = getIteratee(iteratee, 4);\n if (accumulator == null) {\n var Ctor = object && object.constructor;\n if (isArrLike) {\n accumulator = isArr ? new Ctor : [];\n }\n else if (isObject(object)) {\n accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};\n }\n else {\n accumulator = {};\n }\n }\n (isArrLike ? arrayEach : baseForOwn)(object, function(value, index, object) {\n return iteratee(accumulator, value, index, object);\n });\n return accumulator;\n }\n\n /**\n * Removes the property at `path` of `object`.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 7 } }] };\n * _.unset(object, 'a[0].b.c');\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n *\n * _.unset(object, ['a', '0', 'b', 'c']);\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n */\n function unset(object, path) {\n return object == null ? true : baseUnset(object, path);\n }\n\n /**\n * This method is like `_.set` except that accepts `updater` to produce the\n * value to set. Use `_.updateWith` to customize `path` creation. The `updater`\n * is invoked with one argument: (value).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.update(object, 'a[0].b.c', function(n) { return n * n; });\n * console.log(object.a[0].b.c);\n * // => 9\n *\n * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });\n * console.log(object.x[0].y.z);\n * // => 0\n */\n function update(object, path, updater) {\n return object == null ? object : baseUpdate(object, path, castFunction(updater));\n }\n\n /**\n * This method is like `_.update` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.updateWith(object, '[0][1]', _.constant('a'), Object);\n * // => { '0': { '1': 'a' } }\n */\n function updateWith(object, path, updater, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);\n }\n\n /**\n * Creates an array of the own enumerable string keyed property values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.values(new Foo);\n * // => [1, 2] (iteration order is not guaranteed)\n *\n * _.values('hi');\n * // => ['h', 'i']\n */\n function values(object) {\n return object == null ? [] : baseValues(object, keys(object));\n }\n\n /**\n * Creates an array of the own and inherited enumerable string keyed property\n * values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.valuesIn(new Foo);\n * // => [1, 2, 3] (iteration order is not guaranteed)\n */\n function valuesIn(object) {\n return object == null ? [] : baseValues(object, keysIn(object));\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Clamps `number` within the inclusive `lower` and `upper` bounds.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Number\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n * @example\n *\n * _.clamp(-10, -5, 5);\n * // => -5\n *\n * _.clamp(10, -5, 5);\n * // => 5\n */\n function clamp(number, lower, upper) {\n if (upper === undefined) {\n upper = lower;\n lower = undefined;\n }\n if (upper !== undefined) {\n upper = toNumber(upper);\n upper = upper === upper ? upper : 0;\n }\n if (lower !== undefined) {\n lower = toNumber(lower);\n lower = lower === lower ? lower : 0;\n }\n return baseClamp(toNumber(number), lower, upper);\n }\n\n /**\n * Checks if `n` is between `start` and up to, but not including, `end`. If\n * `end` is not specified, it's set to `start` with `start` then set to `0`.\n * If `start` is greater than `end` the params are swapped to support\n * negative ranges.\n *\n * @static\n * @memberOf _\n * @since 3.3.0\n * @category Number\n * @param {number} number The number to check.\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n * @see _.range, _.rangeRight\n * @example\n *\n * _.inRange(3, 2, 4);\n * // => true\n *\n * _.inRange(4, 8);\n * // => true\n *\n * _.inRange(4, 2);\n * // => false\n *\n * _.inRange(2, 2);\n * // => false\n *\n * _.inRange(1.2, 2);\n * // => true\n *\n * _.inRange(5.2, 4);\n * // => false\n *\n * _.inRange(-3, -2, -6);\n * // => true\n */\n function inRange(number, start, end) {\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n number = toNumber(number);\n return baseInRange(number, start, end);\n }\n\n /**\n * Produces a random number between the inclusive `lower` and `upper` bounds.\n * If only one argument is provided a number between `0` and the given number\n * is returned. If `floating` is `true`, or either `lower` or `upper` are\n * floats, a floating-point number is returned instead of an integer.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Number\n * @param {number} [lower=0] The lower bound.\n * @param {number} [upper=1] The upper bound.\n * @param {boolean} [floating] Specify returning a floating-point number.\n * @returns {number} Returns the random number.\n * @example\n *\n * _.random(0, 5);\n * // => an integer between 0 and 5\n *\n * _.random(5);\n * // => also an integer between 0 and 5\n *\n * _.random(5, true);\n * // => a floating-point number between 0 and 5\n *\n * _.random(1.2, 5.2);\n * // => a floating-point number between 1.2 and 5.2\n */\n function random(lower, upper, floating) {\n if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {\n upper = floating = undefined;\n }\n if (floating === undefined) {\n if (typeof upper == 'boolean') {\n floating = upper;\n upper = undefined;\n }\n else if (typeof lower == 'boolean') {\n floating = lower;\n lower = undefined;\n }\n }\n if (lower === undefined && upper === undefined) {\n lower = 0;\n upper = 1;\n }\n else {\n lower = toFinite(lower);\n if (upper === undefined) {\n upper = lower;\n lower = 0;\n } else {\n upper = toFinite(upper);\n }\n }\n if (lower > upper) {\n var temp = lower;\n lower = upper;\n upper = temp;\n }\n if (floating || lower % 1 || upper % 1) {\n var rand = nativeRandom();\n return nativeMin(lower + (rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1)))), upper);\n }\n return baseRandom(lower, upper);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the camel cased string.\n * @example\n *\n * _.camelCase('Foo Bar');\n * // => 'fooBar'\n *\n * _.camelCase('--foo-bar--');\n * // => 'fooBar'\n *\n * _.camelCase('__FOO_BAR__');\n * // => 'fooBar'\n */\n var camelCase = createCompounder(function(result, word, index) {\n word = word.toLowerCase();\n return result + (index ? capitalize(word) : word);\n });\n\n /**\n * Converts the first character of `string` to upper case and the remaining\n * to lower case.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to capitalize.\n * @returns {string} Returns the capitalized string.\n * @example\n *\n * _.capitalize('FRED');\n * // => 'Fred'\n */\n function capitalize(string) {\n return upperFirst(toString(string).toLowerCase());\n }\n\n /**\n * Deburrs `string` by converting\n * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)\n * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)\n * letters to basic Latin letters and removing\n * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to deburr.\n * @returns {string} Returns the deburred string.\n * @example\n *\n * _.deburr('déjà vu');\n * // => 'deja vu'\n */\n function deburr(string) {\n string = toString(string);\n return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');\n }\n\n /**\n * Checks if `string` ends with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=string.length] The position to search up to.\n * @returns {boolean} Returns `true` if `string` ends with `target`,\n * else `false`.\n * @example\n *\n * _.endsWith('abc', 'c');\n * // => true\n *\n * _.endsWith('abc', 'b');\n * // => false\n *\n * _.endsWith('abc', 'b', 2);\n * // => true\n */\n function endsWith(string, target, position) {\n string = toString(string);\n target = baseToString(target);\n\n var length = string.length;\n position = position === undefined\n ? length\n : baseClamp(toInteger(position), 0, length);\n\n var end = position;\n position -= target.length;\n return position >= 0 && string.slice(position, end) == target;\n }\n\n /**\n * Converts the characters \"&\", \"<\", \">\", '\"', and \"'\" in `string` to their\n * corresponding HTML entities.\n *\n * **Note:** No other characters are escaped. To escape additional\n * characters use a third-party library like [_he_](https://mths.be/he).\n *\n * Though the \">\" character is escaped for symmetry, characters like\n * \">\" and \"/\" don't need escaping in HTML and have no special meaning\n * unless they're part of a tag or unquoted attribute value. See\n * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)\n * (under \"semi-related fun fact\") for more details.\n *\n * When working with HTML you should always\n * [quote attribute values](http://wonko.com/post/html-escaping) to reduce\n * XSS vectors.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n function escape(string) {\n string = toString(string);\n return (string && reHasUnescapedHtml.test(string))\n ? string.replace(reUnescapedHtml, escapeHtmlChar)\n : string;\n }\n\n /**\n * Escapes the `RegExp` special characters \"^\", \"$\", \"\\\", \".\", \"*\", \"+\",\n * \"?\", \"(\", \")\", \"[\", \"]\", \"{\", \"}\", and \"|\" in `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escapeRegExp('[lodash](https://lodash.com/)');\n * // => '\\[lodash\\]\\(https://lodash\\.com/\\)'\n */\n function escapeRegExp(string) {\n string = toString(string);\n return (string && reHasRegExpChar.test(string))\n ? string.replace(reRegExpChar, '\\\\$&')\n : string;\n }\n\n /**\n * Converts `string` to\n * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the kebab cased string.\n * @example\n *\n * _.kebabCase('Foo Bar');\n * // => 'foo-bar'\n *\n * _.kebabCase('fooBar');\n * // => 'foo-bar'\n *\n * _.kebabCase('__FOO_BAR__');\n * // => 'foo-bar'\n */\n var kebabCase = createCompounder(function(result, word, index) {\n return result + (index ? '-' : '') + word.toLowerCase();\n });\n\n /**\n * Converts `string`, as space separated words, to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.lowerCase('--Foo-Bar--');\n * // => 'foo bar'\n *\n * _.lowerCase('fooBar');\n * // => 'foo bar'\n *\n * _.lowerCase('__FOO_BAR__');\n * // => 'foo bar'\n */\n var lowerCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + word.toLowerCase();\n });\n\n /**\n * Converts the first character of `string` to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.lowerFirst('Fred');\n * // => 'fred'\n *\n * _.lowerFirst('FRED');\n * // => 'fRED'\n */\n var lowerFirst = createCaseFirst('toLowerCase');\n\n /**\n * Pads `string` on the left and right sides if it's shorter than `length`.\n * Padding characters are truncated if they can't be evenly divided by `length`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.pad('abc', 8);\n * // => ' abc '\n *\n * _.pad('abc', 8, '_-');\n * // => '_-abc_-_'\n *\n * _.pad('abc', 3);\n * // => 'abc'\n */\n function pad(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n if (!length || strLength >= length) {\n return string;\n }\n var mid = (length - strLength) / 2;\n return (\n createPadding(nativeFloor(mid), chars) +\n string +\n createPadding(nativeCeil(mid), chars)\n );\n }\n\n /**\n * Pads `string` on the right side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padEnd('abc', 6);\n * // => 'abc '\n *\n * _.padEnd('abc', 6, '_-');\n * // => 'abc_-_'\n *\n * _.padEnd('abc', 3);\n * // => 'abc'\n */\n function padEnd(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (string + createPadding(length - strLength, chars))\n : string;\n }\n\n /**\n * Pads `string` on the left side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padStart('abc', 6);\n * // => ' abc'\n *\n * _.padStart('abc', 6, '_-');\n * // => '_-_abc'\n *\n * _.padStart('abc', 3);\n * // => 'abc'\n */\n function padStart(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (createPadding(length - strLength, chars) + string)\n : string;\n }\n\n /**\n * Converts `string` to an integer of the specified radix. If `radix` is\n * `undefined` or `0`, a `radix` of `10` is used unless `value` is a\n * hexadecimal, in which case a `radix` of `16` is used.\n *\n * **Note:** This method aligns with the\n * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category String\n * @param {string} string The string to convert.\n * @param {number} [radix=10] The radix to interpret `value` by.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.parseInt('08');\n * // => 8\n *\n * _.map(['6', '08', '10'], _.parseInt);\n * // => [6, 8, 10]\n */\n function parseInt(string, radix, guard) {\n if (guard || radix == null) {\n radix = 0;\n } else if (radix) {\n radix = +radix;\n }\n return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);\n }\n\n /**\n * Repeats the given string `n` times.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to repeat.\n * @param {number} [n=1] The number of times to repeat the string.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the repeated string.\n * @example\n *\n * _.repeat('*', 3);\n * // => '***'\n *\n * _.repeat('abc', 2);\n * // => 'abcabc'\n *\n * _.repeat('abc', 0);\n * // => ''\n */\n function repeat(string, n, guard) {\n if ((guard ? isIterateeCall(string, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n return baseRepeat(toString(string), n);\n }\n\n /**\n * Replaces matches for `pattern` in `string` with `replacement`.\n *\n * **Note:** This method is based on\n * [`String#replace`](https://mdn.io/String/replace).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to modify.\n * @param {RegExp|string} pattern The pattern to replace.\n * @param {Function|string} replacement The match replacement.\n * @returns {string} Returns the modified string.\n * @example\n *\n * _.replace('Hi Fred', 'Fred', 'Barney');\n * // => 'Hi Barney'\n */\n function replace() {\n var args = arguments,\n string = toString(args[0]);\n\n return args.length < 3 ? string : string.replace(args[1], args[2]);\n }\n\n /**\n * Converts `string` to\n * [snake case](https://en.wikipedia.org/wiki/Snake_case).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the snake cased string.\n * @example\n *\n * _.snakeCase('Foo Bar');\n * // => 'foo_bar'\n *\n * _.snakeCase('fooBar');\n * // => 'foo_bar'\n *\n * _.snakeCase('--FOO-BAR--');\n * // => 'foo_bar'\n */\n var snakeCase = createCompounder(function(result, word, index) {\n return result + (index ? '_' : '') + word.toLowerCase();\n });\n\n /**\n * Splits `string` by `separator`.\n *\n * **Note:** This method is based on\n * [`String#split`](https://mdn.io/String/split).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to split.\n * @param {RegExp|string} separator The separator pattern to split by.\n * @param {number} [limit] The length to truncate results to.\n * @returns {Array} Returns the string segments.\n * @example\n *\n * _.split('a-b-c', '-', 2);\n * // => ['a', 'b']\n */\n function split(string, separator, limit) {\n if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {\n separator = limit = undefined;\n }\n limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;\n if (!limit) {\n return [];\n }\n string = toString(string);\n if (string && (\n typeof separator == 'string' ||\n (separator != null && !isRegExp(separator))\n )) {\n separator = baseToString(separator);\n if (!separator && hasUnicode(string)) {\n return castSlice(stringToArray(string), 0, limit);\n }\n }\n return string.split(separator, limit);\n }\n\n /**\n * Converts `string` to\n * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).\n *\n * @static\n * @memberOf _\n * @since 3.1.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the start cased string.\n * @example\n *\n * _.startCase('--foo-bar--');\n * // => 'Foo Bar'\n *\n * _.startCase('fooBar');\n * // => 'Foo Bar'\n *\n * _.startCase('__FOO_BAR__');\n * // => 'FOO BAR'\n */\n var startCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + upperFirst(word);\n });\n\n /**\n * Checks if `string` starts with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=0] The position to search from.\n * @returns {boolean} Returns `true` if `string` starts with `target`,\n * else `false`.\n * @example\n *\n * _.startsWith('abc', 'a');\n * // => true\n *\n * _.startsWith('abc', 'b');\n * // => false\n *\n * _.startsWith('abc', 'b', 1);\n * // => true\n */\n function startsWith(string, target, position) {\n string = toString(string);\n position = position == null\n ? 0\n : baseClamp(toInteger(position), 0, string.length);\n\n target = baseToString(target);\n return string.slice(position, position + target.length) == target;\n }\n\n /**\n * Creates a compiled template function that can interpolate data properties\n * in \"interpolate\" delimiters, HTML-escape interpolated data properties in\n * \"escape\" delimiters, and execute JavaScript in \"evaluate\" delimiters. Data\n * properties may be accessed as free variables in the template. If a setting\n * object is given, it takes precedence over `_.templateSettings` values.\n *\n * **Note:** In the development build `_.template` utilizes\n * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)\n * for easier debugging.\n *\n * For more information on precompiling templates see\n * [lodash's custom builds documentation](https://lodash.com/custom-builds).\n *\n * For more information on Chrome extension sandboxes see\n * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The template string.\n * @param {Object} [options={}] The options object.\n * @param {RegExp} [options.escape=_.templateSettings.escape]\n * The HTML \"escape\" delimiter.\n * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]\n * The \"evaluate\" delimiter.\n * @param {Object} [options.imports=_.templateSettings.imports]\n * An object to import into the template as free variables.\n * @param {RegExp} [options.interpolate=_.templateSettings.interpolate]\n * The \"interpolate\" delimiter.\n * @param {string} [options.sourceURL='lodash.templateSources[n]']\n * The sourceURL of the compiled template.\n * @param {string} [options.variable='obj']\n * The data object variable name.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the compiled template function.\n * @example\n *\n * // Use the \"interpolate\" delimiter to create a compiled template.\n * var compiled = _.template('hello <%= user %>!');\n * compiled({ 'user': 'fred' });\n * // => 'hello fred!'\n *\n * // Use the HTML \"escape\" delimiter to escape data property values.\n * var compiled = _.template('<%- value %>');\n * compiled({ 'value': '\n\n
    \n
    \n \"budibase\n
    \n \n
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    Choose an Application

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\"\";\n/******/\n/******/\n/******/ \t// Load entry module and return exports\n/******/ \treturn __webpack_require__(__webpack_require__.s = 0);\n/******/ })\n/************************************************************************/\n/******/ ({\n\n/***/ \"./dist/icons.json\":\n/*!*************************!*\\\n !*** ./dist/icons.json ***!\n \\*************************/\n/*! exports provided: activity, airplay, alert-circle, alert-octagon, alert-triangle, align-center, align-justify, align-left, align-right, anchor, aperture, archive, arrow-down-circle, arrow-down-left, arrow-down-right, arrow-down, arrow-left-circle, arrow-left, arrow-right-circle, arrow-right, arrow-up-circle, arrow-up-left, arrow-up-right, arrow-up, at-sign, award, bar-chart-2, bar-chart, battery-charging, battery, bell-off, bell, bluetooth, bold, book-open, book, bookmark, box, briefcase, calendar, camera-off, camera, cast, check-circle, check-square, check, chevron-down, chevron-left, chevron-right, chevron-up, chevrons-down, chevrons-left, chevrons-right, chevrons-up, chrome, circle, clipboard, clock, cloud-drizzle, cloud-lightning, cloud-off, cloud-rain, cloud-snow, cloud, code, codepen, codesandbox, coffee, columns, command, compass, copy, corner-down-left, corner-down-right, corner-left-down, corner-left-up, corner-right-down, corner-right-up, corner-up-left, corner-up-right, cpu, credit-card, crop, crosshair, database, delete, disc, dollar-sign, download-cloud, download, droplet, edit-2, edit-3, edit, external-link, eye-off, eye, facebook, fast-forward, feather, figma, file-minus, file-plus, file-text, file, film, filter, flag, folder-minus, folder-plus, folder, framer, frown, gift, git-branch, git-commit, git-merge, git-pull-request, github, gitlab, globe, grid, hard-drive, hash, headphones, heart, help-circle, hexagon, home, image, inbox, info, instagram, italic, key, layers, layout, life-buoy, link-2, link, linkedin, list, loader, lock, log-in, log-out, mail, map-pin, map, maximize-2, maximize, meh, menu, message-circle, message-square, mic-off, mic, minimize-2, minimize, minus-circle, minus-square, minus, monitor, moon, more-horizontal, more-vertical, mouse-pointer, move, music, navigation-2, navigation, octagon, package, paperclip, pause-circle, pause, pen-tool, percent, phone-call, phone-forwarded, phone-incoming, phone-missed, phone-off, phone-outgoing, phone, pie-chart, play-circle, play, plus-circle, plus-square, plus, pocket, power, printer, radio, refresh-ccw, refresh-cw, repeat, rewind, rotate-ccw, rotate-cw, rss, save, scissors, search, send, server, settings, share-2, share, shield-off, shield, shopping-bag, shopping-cart, shuffle, sidebar, skip-back, skip-forward, slack, slash, sliders, smartphone, smile, speaker, square, star, stop-circle, sun, sunrise, sunset, tablet, tag, target, terminal, thermometer, thumbs-down, thumbs-up, toggle-left, toggle-right, tool, trash-2, trash, trello, trending-down, trending-up, triangle, truck, tv, twitch, twitter, type, umbrella, underline, unlock, upload-cloud, upload, user-check, user-minus, user-plus, user-x, user, users, video-off, video, voicemail, volume-1, volume-2, volume-x, volume, watch, wifi-off, wifi, wind, x-circle, x-octagon, x-square, x, youtube, zap-off, zap, zoom-in, zoom-out, default */\n/***/ (function(module) {\n\nmodule.exports = {\"activity\":\"\",\"airplay\":\"\",\"alert-circle\":\"\",\"alert-octagon\":\"\",\"alert-triangle\":\"\",\"align-center\":\"\",\"align-justify\":\"\",\"align-left\":\"\",\"align-right\":\"\",\"anchor\":\"\",\"aperture\":\"\",\"archive\":\"\",\"arrow-down-circle\":\"\",\"arrow-down-left\":\"\",\"arrow-down-right\":\"\",\"arrow-down\":\"\",\"arrow-left-circle\":\"\",\"arrow-left\":\"\",\"arrow-right-circle\":\"\",\"arrow-right\":\"\",\"arrow-up-circle\":\"\",\"arrow-up-left\":\"\",\"arrow-up-right\":\"\",\"arrow-up\":\"\",\"at-sign\":\"\",\"award\":\"\",\"bar-chart-2\":\"\",\"bar-chart\":\"\",\"battery-charging\":\"\",\"battery\":\"\",\"bell-off\":\"\",\"bell\":\"\",\"bluetooth\":\"\",\"bold\":\"\",\"book-open\":\"\",\"book\":\"\",\"bookmark\":\"\",\"box\":\"\",\"briefcase\":\"\",\"calendar\":\"\",\"camera-off\":\"\",\"camera\":\"\",\"cast\":\"\",\"check-circle\":\"\",\"check-square\":\"\",\"check\":\"\",\"chevron-down\":\"\",\"chevron-left\":\"\",\"chevron-right\":\"\",\"chevron-up\":\"\",\"chevrons-down\":\"\",\"chevrons-left\":\"\",\"chevrons-right\":\"\",\"chevrons-up\":\"\",\"chrome\":\"\",\"circle\":\"\",\"clipboard\":\"\",\"clock\":\"\",\"cloud-drizzle\":\"\",\"cloud-lightning\":\"\",\"cloud-off\":\"\",\"cloud-rain\":\"\",\"cloud-snow\":\"\",\"cloud\":\"\",\"code\":\"\",\"codepen\":\"\",\"codesandbox\":\"\",\"coffee\":\"\",\"columns\":\"\",\"command\":\"\",\"compass\":\"\",\"copy\":\"\",\"corner-down-left\":\"\",\"corner-down-right\":\"\",\"corner-left-down\":\"\",\"corner-left-up\":\"\",\"corner-right-down\":\"\",\"corner-right-up\":\"\",\"corner-up-left\":\"\",\"corner-up-right\":\"\",\"cpu\":\"\",\"credit-card\":\"\",\"crop\":\"\",\"crosshair\":\"\",\"database\":\"\",\"delete\":\"\",\"disc\":\"\",\"dollar-sign\":\"\",\"download-cloud\":\"\",\"download\":\"\",\"droplet\":\"\",\"edit-2\":\"\",\"edit-3\":\"\",\"edit\":\"\",\"external-link\":\"\",\"eye-off\":\"\",\"eye\":\"\",\"facebook\":\"\",\"fast-forward\":\"\",\"feather\":\"\",\"figma\":\"\",\"file-minus\":\"\",\"file-plus\":\"\",\"file-text\":\"\",\"file\":\"\",\"film\":\"\",\"filter\":\"\",\"flag\":\"\",\"folder-minus\":\"\",\"folder-plus\":\"\",\"folder\":\"\",\"framer\":\"\",\"frown\":\"\",\"gift\":\"\",\"git-branch\":\"\",\"git-commit\":\"\",\"git-merge\":\"\",\"git-pull-request\":\"\",\"github\":\"\",\"gitlab\":\"\",\"globe\":\"\",\"grid\":\"\",\"hard-drive\":\"\",\"hash\":\"\",\"headphones\":\"\",\"heart\":\"\",\"help-circle\":\"\",\"hexagon\":\"\",\"home\":\"\",\"image\":\"\",\"inbox\":\"\",\"info\":\"\",\"instagram\":\"\",\"italic\":\"\",\"key\":\"\",\"layers\":\"\",\"layout\":\"\",\"life-buoy\":\"\",\"link-2\":\"\",\"link\":\"\",\"linkedin\":\"\",\"list\":\"\",\"loader\":\"\",\"lock\":\"\",\"log-in\":\"\",\"log-out\":\"\",\"mail\":\"\",\"map-pin\":\"\",\"map\":\"\",\"maximize-2\":\"\",\"maximize\":\"\",\"meh\":\"\",\"menu\":\"\",\"message-circle\":\"\",\"message-square\":\"\",\"mic-off\":\"\",\"mic\":\"\",\"minimize-2\":\"\",\"minimize\":\"\",\"minus-circle\":\"\",\"minus-square\":\"\",\"minus\":\"\",\"monitor\":\"\",\"moon\":\"\",\"more-horizontal\":\"\",\"more-vertical\":\"\",\"mouse-pointer\":\"\",\"move\":\"\",\"music\":\"\",\"navigation-2\":\"\",\"navigation\":\"\",\"octagon\":\"\",\"package\":\"\",\"paperclip\":\"\",\"pause-circle\":\"\",\"pause\":\"\",\"pen-tool\":\"\",\"percent\":\"\",\"phone-call\":\"\",\"phone-forwarded\":\"\",\"phone-incoming\":\"\",\"phone-missed\":\"\",\"phone-off\":\"\",\"phone-outgoing\":\"\",\"phone\":\"\",\"pie-chart\":\"\",\"play-circle\":\"\",\"play\":\"\",\"plus-circle\":\"\",\"plus-square\":\"\",\"plus\":\"\",\"pocket\":\"\",\"power\":\"\",\"printer\":\"\",\"radio\":\"\",\"refresh-ccw\":\"\",\"refresh-cw\":\"\",\"repeat\":\"\",\"rewind\":\"\",\"rotate-ccw\":\"\",\"rotate-cw\":\"\",\"rss\":\"\",\"save\":\"\",\"scissors\":\"\",\"search\":\"\",\"send\":\"\",\"server\":\"\",\"settings\":\"\",\"share-2\":\"\",\"share\":\"\",\"shield-off\":\"\",\"shield\":\"\",\"shopping-bag\":\"\",\"shopping-cart\":\"\",\"shuffle\":\"\",\"sidebar\":\"\",\"skip-back\":\"\",\"skip-forward\":\"\",\"slack\":\"\",\"slash\":\"\",\"sliders\":\"\",\"smartphone\":\"\",\"smile\":\"\",\"speaker\":\"\",\"square\":\"\",\"star\":\"\",\"stop-circle\":\"\",\"sun\":\"\",\"sunrise\":\"\",\"sunset\":\"\",\"tablet\":\"\",\"tag\":\"\",\"target\":\"\",\"terminal\":\"\",\"thermometer\":\"\",\"thumbs-down\":\"\",\"thumbs-up\":\"\",\"toggle-left\":\"\",\"toggle-right\":\"\",\"tool\":\"\",\"trash-2\":\"\",\"trash\":\"\",\"trello\":\"\",\"trending-down\":\"\",\"trending-up\":\"\",\"triangle\":\"\",\"truck\":\"\",\"tv\":\"\",\"twitch\":\"\",\"twitter\":\"\",\"type\":\"\",\"umbrella\":\"\",\"underline\":\"\",\"unlock\":\"\",\"upload-cloud\":\"\",\"upload\":\"\",\"user-check\":\"\",\"user-minus\":\"\",\"user-plus\":\"\",\"user-x\":\"\",\"user\":\"\",\"users\":\"\",\"video-off\":\"\",\"video\":\"\",\"voicemail\":\"\",\"volume-1\":\"\",\"volume-2\":\"\",\"volume-x\":\"\",\"volume\":\"\",\"watch\":\"\",\"wifi-off\":\"\",\"wifi\":\"\",\"wind\":\"\",\"x-circle\":\"\",\"x-octagon\":\"\",\"x-square\":\"\",\"x\":\"\",\"youtube\":\"\",\"zap-off\":\"\",\"zap\":\"\",\"zoom-in\":\"\",\"zoom-out\":\"\"};\n\n/***/ }),\n\n/***/ \"./node_modules/classnames/dedupe.js\":\n/*!*******************************************!*\\\n !*** ./node_modules/classnames/dedupe.js ***!\n \\*******************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*!\n Copyright (c) 2016 Jed Watson.\n Licensed under the MIT License (MIT), see\n http://jedwatson.github.io/classnames\n*/\n/* global define */\n\n(function () {\n\t'use strict';\n\n\tvar classNames = (function () {\n\t\t// don't inherit from Object so we can skip hasOwnProperty check later\n\t\t// http://stackoverflow.com/questions/15518328/creating-js-object-with-object-createnull#answer-21079232\n\t\tfunction StorageObject() {}\n\t\tStorageObject.prototype = Object.create(null);\n\n\t\tfunction _parseArray (resultSet, array) {\n\t\t\tvar length = array.length;\n\n\t\t\tfor (var i = 0; i < length; ++i) {\n\t\t\t\t_parse(resultSet, array[i]);\n\t\t\t}\n\t\t}\n\n\t\tvar hasOwn = {}.hasOwnProperty;\n\n\t\tfunction _parseNumber (resultSet, num) {\n\t\t\tresultSet[num] = true;\n\t\t}\n\n\t\tfunction _parseObject (resultSet, object) {\n\t\t\tfor (var k in object) {\n\t\t\t\tif (hasOwn.call(object, k)) {\n\t\t\t\t\t// set value to false instead of deleting it to avoid changing object structure\n\t\t\t\t\t// https://www.smashingmagazine.com/2012/11/writing-fast-memory-efficient-javascript/#de-referencing-misconceptions\n\t\t\t\t\tresultSet[k] = !!object[k];\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tvar SPACE = /\\s+/;\n\t\tfunction _parseString (resultSet, str) {\n\t\t\tvar array = str.split(SPACE);\n\t\t\tvar length = array.length;\n\n\t\t\tfor (var i = 0; i < length; ++i) {\n\t\t\t\tresultSet[array[i]] = true;\n\t\t\t}\n\t\t}\n\n\t\tfunction _parse (resultSet, arg) {\n\t\t\tif (!arg) return;\n\t\t\tvar argType = typeof arg;\n\n\t\t\t// 'foo bar'\n\t\t\tif (argType === 'string') {\n\t\t\t\t_parseString(resultSet, arg);\n\n\t\t\t// ['foo', 'bar', ...]\n\t\t\t} else if (Array.isArray(arg)) {\n\t\t\t\t_parseArray(resultSet, arg);\n\n\t\t\t// { 'foo': true, ... }\n\t\t\t} else if (argType === 'object') {\n\t\t\t\t_parseObject(resultSet, arg);\n\n\t\t\t// '130'\n\t\t\t} else if (argType === 'number') {\n\t\t\t\t_parseNumber(resultSet, arg);\n\t\t\t}\n\t\t}\n\n\t\tfunction _classNames () {\n\t\t\t// don't leak arguments\n\t\t\t// https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#32-leaking-arguments\n\t\t\tvar len = arguments.length;\n\t\t\tvar args = Array(len);\n\t\t\tfor (var i = 0; i < len; i++) {\n\t\t\t\targs[i] = arguments[i];\n\t\t\t}\n\n\t\t\tvar classSet = new StorageObject();\n\t\t\t_parseArray(classSet, args);\n\n\t\t\tvar list = [];\n\n\t\t\tfor (var k in classSet) {\n\t\t\t\tif (classSet[k]) {\n\t\t\t\t\tlist.push(k)\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn list.join(' ');\n\t\t}\n\n\t\treturn _classNames;\n\t})();\n\n\tif (typeof module !== 'undefined' && module.exports) {\n\t\tmodule.exports = classNames;\n\t} else if (true) {\n\t\t// register as 'classnames', consistent with npm package name\n\t\t!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function () {\n\t\t\treturn classNames;\n\t\t}).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),\n\t\t\t\t__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));\n\t} else {}\n}());\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/es/array/from.js\":\n/*!***********************************************!*\\\n !*** ./node_modules/core-js/es/array/from.js ***!\n \\***********************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n__webpack_require__(/*! ../../modules/es.string.iterator */ \"./node_modules/core-js/modules/es.string.iterator.js\");\n__webpack_require__(/*! ../../modules/es.array.from */ \"./node_modules/core-js/modules/es.array.from.js\");\nvar path = __webpack_require__(/*! ../../internals/path */ \"./node_modules/core-js/internals/path.js\");\n\nmodule.exports = path.Array.from;\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/a-function.js\":\n/*!******************************************************!*\\\n !*** ./node_modules/core-js/internals/a-function.js ***!\n \\******************************************************/\n/*! no static exports found */\n/***/ (function(module, exports) {\n\nmodule.exports = function (it) {\n if (typeof it != 'function') {\n throw TypeError(String(it) + ' is not a function');\n } return it;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/an-object.js\":\n/*!*****************************************************!*\\\n !*** ./node_modules/core-js/internals/an-object.js ***!\n \\*****************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar isObject = __webpack_require__(/*! ../internals/is-object */ \"./node_modules/core-js/internals/is-object.js\");\n\nmodule.exports = function (it) {\n if (!isObject(it)) {\n throw TypeError(String(it) + ' is not an object');\n } return it;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/array-from.js\":\n/*!******************************************************!*\\\n !*** ./node_modules/core-js/internals/array-from.js ***!\n \\******************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\nvar bind = __webpack_require__(/*! ../internals/bind-context */ \"./node_modules/core-js/internals/bind-context.js\");\nvar toObject = __webpack_require__(/*! ../internals/to-object */ \"./node_modules/core-js/internals/to-object.js\");\nvar callWithSafeIterationClosing = __webpack_require__(/*! ../internals/call-with-safe-iteration-closing */ \"./node_modules/core-js/internals/call-with-safe-iteration-closing.js\");\nvar isArrayIteratorMethod = __webpack_require__(/*! ../internals/is-array-iterator-method */ \"./node_modules/core-js/internals/is-array-iterator-method.js\");\nvar toLength = __webpack_require__(/*! ../internals/to-length */ \"./node_modules/core-js/internals/to-length.js\");\nvar createProperty = __webpack_require__(/*! ../internals/create-property */ \"./node_modules/core-js/internals/create-property.js\");\nvar getIteratorMethod = __webpack_require__(/*! ../internals/get-iterator-method */ \"./node_modules/core-js/internals/get-iterator-method.js\");\n\n// `Array.from` method\n// https://tc39.github.io/ecma262/#sec-array.from\nmodule.exports = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {\n var O = toObject(arrayLike);\n var C = typeof this == 'function' ? this : Array;\n var argumentsLength = arguments.length;\n var mapfn = argumentsLength > 1 ? arguments[1] : undefined;\n var mapping = mapfn !== undefined;\n var index = 0;\n var iteratorMethod = getIteratorMethod(O);\n var length, result, step, iterator;\n if (mapping) mapfn = bind(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);\n // if the target is not iterable or it's an array with the default iterator - use a simple case\n if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {\n iterator = iteratorMethod.call(O);\n result = new C();\n for (;!(step = iterator.next()).done; index++) {\n createProperty(result, index, mapping\n ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true)\n : step.value\n );\n }\n } else {\n length = toLength(O.length);\n result = new C(length);\n for (;length > index; index++) {\n createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);\n }\n }\n result.length = index;\n return result;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/array-includes.js\":\n/*!**********************************************************!*\\\n !*** ./node_modules/core-js/internals/array-includes.js ***!\n \\**********************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar toIndexedObject = __webpack_require__(/*! ../internals/to-indexed-object */ \"./node_modules/core-js/internals/to-indexed-object.js\");\nvar toLength = __webpack_require__(/*! ../internals/to-length */ \"./node_modules/core-js/internals/to-length.js\");\nvar toAbsoluteIndex = __webpack_require__(/*! ../internals/to-absolute-index */ \"./node_modules/core-js/internals/to-absolute-index.js\");\n\n// `Array.prototype.{ indexOf, includes }` methods implementation\n// false -> Array#indexOf\n// https://tc39.github.io/ecma262/#sec-array.prototype.indexof\n// true -> Array#includes\n// https://tc39.github.io/ecma262/#sec-array.prototype.includes\nmodule.exports = function (IS_INCLUDES) {\n return function ($this, el, fromIndex) {\n var O = toIndexedObject($this);\n var length = toLength(O.length);\n var index = toAbsoluteIndex(fromIndex, length);\n var value;\n // Array#includes uses SameValueZero equality algorithm\n // eslint-disable-next-line no-self-compare\n if (IS_INCLUDES && el != el) while (length > index) {\n value = O[index++];\n // eslint-disable-next-line no-self-compare\n if (value != value) return true;\n // Array#indexOf ignores holes, Array#includes - not\n } else for (;length > index; index++) if (IS_INCLUDES || index in O) {\n if (O[index] === el) return IS_INCLUDES || index || 0;\n } return !IS_INCLUDES && -1;\n };\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/bind-context.js\":\n/*!********************************************************!*\\\n !*** ./node_modules/core-js/internals/bind-context.js ***!\n \\********************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar aFunction = __webpack_require__(/*! ../internals/a-function */ \"./node_modules/core-js/internals/a-function.js\");\n\n// optional / simple context binding\nmodule.exports = function (fn, that, length) {\n aFunction(fn);\n if (that === undefined) return fn;\n switch (length) {\n case 0: return function () {\n return fn.call(that);\n };\n case 1: return function (a) {\n return fn.call(that, a);\n };\n case 2: return function (a, b) {\n return fn.call(that, a, b);\n };\n case 3: return function (a, b, c) {\n return fn.call(that, a, b, c);\n };\n }\n return function (/* ...args */) {\n return fn.apply(that, arguments);\n };\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/call-with-safe-iteration-closing.js\":\n/*!****************************************************************************!*\\\n !*** ./node_modules/core-js/internals/call-with-safe-iteration-closing.js ***!\n \\****************************************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar anObject = __webpack_require__(/*! ../internals/an-object */ \"./node_modules/core-js/internals/an-object.js\");\n\n// call something on iterator step with safe closing on error\nmodule.exports = function (iterator, fn, value, ENTRIES) {\n try {\n return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);\n // 7.4.6 IteratorClose(iterator, completion)\n } catch (error) {\n var returnMethod = iterator['return'];\n if (returnMethod !== undefined) anObject(returnMethod.call(iterator));\n throw error;\n }\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/check-correctness-of-iteration.js\":\n/*!**************************************************************************!*\\\n !*** 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classnames/dedupe */ \"./node_modules/classnames/dedupe.js\");\n\nvar _dedupe2 = _interopRequireDefault(_dedupe);\n\nvar _defaultAttrs = __webpack_require__(/*! ./default-attrs.json */ \"./src/default-attrs.json\");\n\nvar _defaultAttrs2 = _interopRequireDefault(_defaultAttrs);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar Icon = function () {\n function Icon(name, contents) {\n var tags = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];\n\n _classCallCheck(this, Icon);\n\n this.name = name;\n this.contents = contents;\n this.tags = tags;\n this.attrs = _extends({}, _defaultAttrs2.default, { class: 'feather feather-' + name });\n }\n\n /**\n * Create an SVG string.\n * @param {Object} attrs\n * @returns {string}\n */\n\n\n _createClass(Icon, [{\n key: 'toSvg',\n value: function toSvg() {\n var attrs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};\n\n var combinedAttrs = _extends({}, this.attrs, attrs, { class: (0, _dedupe2.default)(this.attrs.class, attrs.class) });\n\n return '' + this.contents + '';\n }\n\n /**\n * Return string representation of an `Icon`.\n *\n * Added for backward compatibility. If old code expects `feather.icons.`\n * to be a string, `toString()` will get implicitly called.\n *\n * @returns {string}\n */\n\n }, {\n key: 'toString',\n value: function toString() {\n return this.contents;\n }\n }]);\n\n return Icon;\n}();\n\n/**\n * Convert attributes object to string of HTML attributes.\n * @param {Object} attrs\n * @returns {string}\n */\n\n\nfunction attrsToString(attrs) {\n return Object.keys(attrs).map(function (key) {\n return key + '=\"' + attrs[key] + '\"';\n }).join(' ');\n}\n\nexports.default = Icon;\n\n/***/ }),\n\n/***/ \"./src/icons.js\":\n/*!**********************!*\\\n !*** ./src/icons.js ***!\n \\**********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _icon = __webpack_require__(/*! ./icon */ \"./src/icon.js\");\n\nvar _icon2 = _interopRequireDefault(_icon);\n\nvar _icons = __webpack_require__(/*! ../dist/icons.json */ \"./dist/icons.json\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nvar _tags = __webpack_require__(/*! ./tags.json */ \"./src/tags.json\");\n\nvar _tags2 = _interopRequireDefault(_tags);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nexports.default = Object.keys(_icons2.default).map(function (key) {\n return new _icon2.default(key, _icons2.default[key], _tags2.default[key]);\n}).reduce(function (object, icon) {\n object[icon.name] = icon;\n return object;\n}, {});\n\n/***/ }),\n\n/***/ \"./src/index.js\":\n/*!**********************!*\\\n !*** ./src/index.js ***!\n \\**********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nvar _toSvg = __webpack_require__(/*! ./to-svg */ \"./src/to-svg.js\");\n\nvar _toSvg2 = _interopRequireDefault(_toSvg);\n\nvar _replace = __webpack_require__(/*! ./replace */ \"./src/replace.js\");\n\nvar _replace2 = _interopRequireDefault(_replace);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nmodule.exports = { icons: _icons2.default, toSvg: _toSvg2.default, replace: _replace2.default };\n\n/***/ }),\n\n/***/ \"./src/replace.js\":\n/*!************************!*\\\n !*** ./src/replace.js ***!\n \\************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; /* eslint-env browser */\n\n\nvar _dedupe = __webpack_require__(/*! classnames/dedupe */ \"./node_modules/classnames/dedupe.js\");\n\nvar _dedupe2 = _interopRequireDefault(_dedupe);\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\n/**\n * Replace all HTML elements that have a `data-feather` attribute with SVG markup\n * corresponding to the element's `data-feather` attribute value.\n * @param {Object} attrs\n */\nfunction replace() {\n var attrs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};\n\n if (typeof document === 'undefined') {\n throw new Error('`feather.replace()` only works in a browser environment.');\n }\n\n var elementsToReplace = document.querySelectorAll('[data-feather]');\n\n Array.from(elementsToReplace).forEach(function (element) {\n return replaceElement(element, attrs);\n });\n}\n\n/**\n * Replace a single HTML element with SVG markup\n * corresponding to the element's `data-feather` attribute value.\n * @param {HTMLElement} element\n * @param {Object} attrs\n */\nfunction replaceElement(element) {\n var attrs = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n var elementAttrs = getAttrs(element);\n var name = elementAttrs['data-feather'];\n delete elementAttrs['data-feather'];\n\n var svgString = _icons2.default[name].toSvg(_extends({}, attrs, elementAttrs, { class: (0, _dedupe2.default)(attrs.class, elementAttrs.class) }));\n var svgDocument = new DOMParser().parseFromString(svgString, 'image/svg+xml');\n var svgElement = svgDocument.querySelector('svg');\n\n element.parentNode.replaceChild(svgElement, element);\n}\n\n/**\n * Get the attributes of an HTML element.\n * @param {HTMLElement} element\n * @returns {Object}\n */\nfunction getAttrs(element) {\n return Array.from(element.attributes).reduce(function (attrs, attr) {\n attrs[attr.name] = attr.value;\n return attrs;\n }, {});\n}\n\nexports.default = replace;\n\n/***/ }),\n\n/***/ \"./src/tags.json\":\n/*!***********************!*\\\n !*** ./src/tags.json ***!\n \\***********************/\n/*! exports provided: activity, airplay, alert-circle, alert-octagon, alert-triangle, at-sign, award, aperture, bell, bell-off, bluetooth, book-open, book, bookmark, briefcase, clipboard, clock, cloud-drizzle, cloud-lightning, cloud-rain, cloud-snow, cloud, codepen, codesandbox, coffee, command, compass, copy, corner-down-left, corner-down-right, corner-left-down, corner-left-up, corner-right-down, corner-right-up, corner-up-left, corner-up-right, credit-card, crop, crosshair, database, delete, disc, dollar-sign, droplet, edit, edit-2, edit-3, eye, eye-off, external-link, facebook, fast-forward, figma, film, folder-minus, folder-plus, folder, framer, frown, gift, git-branch, git-commit, git-merge, git-pull-request, github, gitlab, global, hard-drive, hash, headphones, heart, help-circle, hexagon, home, image, inbox, instagram, key, life-bouy, linkedin, lock, log-in, log-out, mail, map-pin, map, maximize, maximize-2, meh, menu, message-circle, message-square, mic-off, mic, minimize, minimize-2, monitor, moon, more-horizontal, more-vertical, mouse-pointer, move, navigation, navigation-2, octagon, package, paperclip, pause, pause-circle, pen-tool, play, play-circle, plus, plus-circle, plus-square, pocket, power, radio, rewind, rss, save, search, send, settings, shield, shield-off, shopping-bag, shopping-cart, shuffle, skip-back, skip-forward, slash, sliders, smile, speaker, star, sun, sunrise, sunset, tag, target, terminal, thumbs-down, thumbs-up, toggle-left, toggle-right, trash, trash-2, triangle, truck, twitter, umbrella, video-off, video, voicemail, volume, volume-1, volume-2, volume-x, watch, wind, x-circle, x-octagon, x-square, x, youtube, zap-off, zap, default */\n/***/ (function(module) {\n\nmodule.exports = {\"activity\":[\"pulse\",\"health\",\"action\",\"motion\"],\"airplay\":[\"stream\",\"cast\",\"mirroring\"],\"alert-circle\":[\"warning\"],\"alert-octagon\":[\"warning\"],\"alert-triangle\":[\"warning\"],\"at-sign\":[\"mention\"],\"award\":[\"achievement\",\"badge\"],\"aperture\":[\"camera\",\"photo\"],\"bell\":[\"alarm\",\"notification\"],\"bell-off\":[\"alarm\",\"notification\",\"silent\"],\"bluetooth\":[\"wireless\"],\"book-open\":[\"read\"],\"book\":[\"read\",\"dictionary\",\"booklet\",\"magazine\"],\"bookmark\":[\"read\",\"clip\",\"marker\",\"tag\"],\"briefcase\":[\"work\",\"bag\",\"baggage\",\"folder\"],\"clipboard\":[\"copy\"],\"clock\":[\"time\",\"watch\",\"alarm\"],\"cloud-drizzle\":[\"weather\",\"shower\"],\"cloud-lightning\":[\"weather\",\"bolt\"],\"cloud-rain\":[\"weather\"],\"cloud-snow\":[\"weather\",\"blizzard\"],\"cloud\":[\"weather\"],\"codepen\":[\"logo\"],\"codesandbox\":[\"logo\"],\"coffee\":[\"drink\",\"cup\",\"mug\",\"tea\",\"cafe\",\"hot\",\"beverage\"],\"command\":[\"keyboard\",\"cmd\"],\"compass\":[\"navigation\",\"safari\",\"travel\"],\"copy\":[\"clone\",\"duplicate\"],\"corner-down-left\":[\"arrow\"],\"corner-down-right\":[\"arrow\"],\"corner-left-down\":[\"arrow\"],\"corner-left-up\":[\"arrow\"],\"corner-right-down\":[\"arrow\"],\"corner-right-up\":[\"arrow\"],\"corner-up-left\":[\"arrow\"],\"corner-up-right\":[\"arrow\"],\"credit-card\":[\"purchase\",\"payment\",\"cc\"],\"crop\":[\"photo\",\"image\"],\"crosshair\":[\"aim\",\"target\"],\"database\":[\"storage\"],\"delete\":[\"remove\"],\"disc\":[\"album\",\"cd\",\"dvd\",\"music\"],\"dollar-sign\":[\"currency\",\"money\",\"payment\"],\"droplet\":[\"water\"],\"edit\":[\"pencil\",\"change\"],\"edit-2\":[\"pencil\",\"change\"],\"edit-3\":[\"pencil\",\"change\"],\"eye\":[\"view\",\"watch\"],\"eye-off\":[\"view\",\"watch\"],\"external-link\":[\"outbound\"],\"facebook\":[\"logo\"],\"fast-forward\":[\"music\"],\"figma\":[\"logo\",\"design\",\"tool\"],\"film\":[\"movie\",\"video\"],\"folder-minus\":[\"directory\"],\"folder-plus\":[\"directory\"],\"folder\":[\"directory\"],\"framer\":[\"logo\",\"design\",\"tool\"],\"frown\":[\"emoji\",\"face\",\"bad\",\"sad\",\"emotion\"],\"gift\":[\"present\",\"box\",\"birthday\",\"party\"],\"git-branch\":[\"code\",\"version control\"],\"git-commit\":[\"code\",\"version control\"],\"git-merge\":[\"code\",\"version control\"],\"git-pull-request\":[\"code\",\"version control\"],\"github\":[\"logo\",\"version control\"],\"gitlab\":[\"logo\",\"version control\"],\"global\":[\"world\",\"browser\",\"language\",\"translate\"],\"hard-drive\":[\"computer\",\"server\"],\"hash\":[\"hashtag\",\"number\",\"pound\"],\"headphones\":[\"music\",\"audio\"],\"heart\":[\"like\",\"love\"],\"help-circle\":[\"question mark\"],\"hexagon\":[\"shape\",\"node.js\",\"logo\"],\"home\":[\"house\"],\"image\":[\"picture\"],\"inbox\":[\"email\"],\"instagram\":[\"logo\",\"camera\"],\"key\":[\"password\",\"login\",\"authentication\"],\"life-bouy\":[\"help\",\"life ring\",\"support\"],\"linkedin\":[\"logo\"],\"lock\":[\"security\",\"password\"],\"log-in\":[\"sign in\",\"arrow\"],\"log-out\":[\"sign out\",\"arrow\"],\"mail\":[\"email\"],\"map-pin\":[\"location\",\"navigation\",\"travel\",\"marker\"],\"map\":[\"location\",\"navigation\",\"travel\"],\"maximize\":[\"fullscreen\"],\"maximize-2\":[\"fullscreen\",\"arrows\"],\"meh\":[\"emoji\",\"face\",\"neutral\",\"emotion\"],\"menu\":[\"bars\",\"navigation\",\"hamburger\"],\"message-circle\":[\"comment\",\"chat\"],\"message-square\":[\"comment\",\"chat\"],\"mic-off\":[\"record\"],\"mic\":[\"record\"],\"minimize\":[\"exit fullscreen\"],\"minimize-2\":[\"exit fullscreen\",\"arrows\"],\"monitor\":[\"tv\"],\"moon\":[\"dark\",\"night\"],\"more-horizontal\":[\"ellipsis\"],\"more-vertical\":[\"ellipsis\"],\"mouse-pointer\":[\"arrow\",\"cursor\"],\"move\":[\"arrows\"],\"navigation\":[\"location\",\"travel\"],\"navigation-2\":[\"location\",\"travel\"],\"octagon\":[\"stop\"],\"package\":[\"box\"],\"paperclip\":[\"attachment\"],\"pause\":[\"music\",\"stop\"],\"pause-circle\":[\"music\",\"stop\"],\"pen-tool\":[\"vector\",\"drawing\"],\"play\":[\"music\",\"start\"],\"play-circle\":[\"music\",\"start\"],\"plus\":[\"add\",\"new\"],\"plus-circle\":[\"add\",\"new\"],\"plus-square\":[\"add\",\"new\"],\"pocket\":[\"logo\",\"save\"],\"power\":[\"on\",\"off\"],\"radio\":[\"signal\"],\"rewind\":[\"music\"],\"rss\":[\"feed\",\"subscribe\"],\"save\":[\"floppy disk\"],\"search\":[\"find\",\"magnifier\",\"magnifying glass\"],\"send\":[\"message\",\"mail\",\"paper airplane\"],\"settings\":[\"cog\",\"edit\",\"gear\",\"preferences\"],\"shield\":[\"security\"],\"shield-off\":[\"security\"],\"shopping-bag\":[\"ecommerce\",\"cart\",\"purchase\",\"store\"],\"shopping-cart\":[\"ecommerce\",\"cart\",\"purchase\",\"store\"],\"shuffle\":[\"music\"],\"skip-back\":[\"music\"],\"skip-forward\":[\"music\"],\"slash\":[\"ban\",\"no\"],\"sliders\":[\"settings\",\"controls\"],\"smile\":[\"emoji\",\"face\",\"happy\",\"good\",\"emotion\"],\"speaker\":[\"music\"],\"star\":[\"bookmark\",\"favorite\",\"like\"],\"sun\":[\"brightness\",\"weather\",\"light\"],\"sunrise\":[\"weather\"],\"sunset\":[\"weather\"],\"tag\":[\"label\"],\"target\":[\"bullseye\"],\"terminal\":[\"code\",\"command line\"],\"thumbs-down\":[\"dislike\",\"bad\"],\"thumbs-up\":[\"like\",\"good\"],\"toggle-left\":[\"on\",\"off\",\"switch\"],\"toggle-right\":[\"on\",\"off\",\"switch\"],\"trash\":[\"garbage\",\"delete\",\"remove\"],\"trash-2\":[\"garbage\",\"delete\",\"remove\"],\"triangle\":[\"delta\"],\"truck\":[\"delivery\",\"van\",\"shipping\"],\"twitter\":[\"logo\"],\"umbrella\":[\"rain\",\"weather\"],\"video-off\":[\"camera\",\"movie\",\"film\"],\"video\":[\"camera\",\"movie\",\"film\"],\"voicemail\":[\"phone\"],\"volume\":[\"music\",\"sound\",\"mute\"],\"volume-1\":[\"music\",\"sound\"],\"volume-2\":[\"music\",\"sound\"],\"volume-x\":[\"music\",\"sound\",\"mute\"],\"watch\":[\"clock\",\"time\"],\"wind\":[\"weather\",\"air\"],\"x-circle\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"x-octagon\":[\"delete\",\"stop\",\"alert\",\"warning\",\"times\"],\"x-square\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"x\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"youtube\":[\"logo\",\"video\",\"play\"],\"zap-off\":[\"flash\",\"camera\",\"lightning\"],\"zap\":[\"flash\",\"camera\",\"lightning\"]};\n\n/***/ }),\n\n/***/ \"./src/to-svg.js\":\n/*!***********************!*\\\n !*** ./src/to-svg.js ***!\n \\***********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\n/**\n * Create an SVG string.\n * @deprecated\n * @param {string} name\n * @param {Object} attrs\n * @returns {string}\n */\nfunction toSvg(name) {\n var attrs = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n console.warn('feather.toSvg() is deprecated. Please use feather.icons[name].toSvg() instead.');\n\n if (!name) {\n throw new Error('The required `key` (icon name) parameter is missing.');\n }\n\n if (!_icons2.default[name]) {\n throw new Error('No icon matching \\'' + name + '\\'. See the complete list of icons at https://feathericons.com');\n }\n\n return _icons2.default[name].toSvg(attrs);\n}\n\nexports.default = toSvg;\n\n/***/ }),\n\n/***/ 0:\n/*!**************************************************!*\\\n !*** multi core-js/es/array/from ./src/index.js ***!\n \\**************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n__webpack_require__(/*! core-js/es/array/from */\"./node_modules/core-js/es/array/from.js\");\nmodule.exports = __webpack_require__(/*! /home/travis/build/feathericons/feather/src/index.js */\"./src/index.js\");\n\n\n/***/ })\n\n/******/ });\n});\n//# sourceMappingURL=feather.js.map","import feather from \"feather-icons\";\nconst getIcon = (icon, size) => feather.icons[icon].toSvg({height:size||\"16\", width:size||\"16\"});\nexport default getIcon;","\n\n\n\n\n","\n\n
    \n \n {#each subfolders as folder}\n
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    store.setCurrentPage(\"main\")}>\n {@html getIcon(\"circle\", \"7\")}\n Main\n
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    \n","// shim for using process in browser\n// based off https://github.com/defunctzombie/node-process/blob/master/browser.js\n\nfunction defaultSetTimout() {\n throw new Error('setTimeout has not been defined');\n}\nfunction defaultClearTimeout () {\n throw new Error('clearTimeout has not been defined');\n}\nvar cachedSetTimeout = defaultSetTimout;\nvar cachedClearTimeout = defaultClearTimeout;\nif (typeof global.setTimeout === 'function') {\n cachedSetTimeout = setTimeout;\n}\nif (typeof global.clearTimeout === 'function') {\n cachedClearTimeout = clearTimeout;\n}\n\nfunction runTimeout(fun) {\n if (cachedSetTimeout === setTimeout) {\n //normal enviroments in sane situations\n return setTimeout(fun, 0);\n }\n // if setTimeout wasn't available but was latter defined\n if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n cachedSetTimeout = setTimeout;\n return setTimeout(fun, 0);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedSetTimeout(fun, 0);\n } catch(e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedSetTimeout.call(null, fun, 0);\n } catch(e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n return cachedSetTimeout.call(this, fun, 0);\n }\n }\n\n\n}\nfunction runClearTimeout(marker) {\n if (cachedClearTimeout === clearTimeout) {\n //normal enviroments in sane situations\n return clearTimeout(marker);\n }\n // if clearTimeout wasn't available but was latter defined\n if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n cachedClearTimeout = clearTimeout;\n return clearTimeout(marker);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedClearTimeout(marker);\n } catch (e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedClearTimeout.call(null, marker);\n } catch (e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n return cachedClearTimeout.call(this, marker);\n }\n }\n\n\n\n}\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n if (!draining || !currentQueue) {\n return;\n }\n draining = false;\n if (currentQueue.length) {\n queue = currentQueue.concat(queue);\n } else {\n queueIndex = -1;\n }\n if (queue.length) {\n drainQueue();\n }\n}\n\nfunction drainQueue() {\n if (draining) {\n return;\n }\n var timeout = runTimeout(cleanUpNextTick);\n draining = true;\n\n var len = queue.length;\n while(len) {\n currentQueue = queue;\n queue = [];\n while (++queueIndex < len) {\n if (currentQueue) {\n currentQueue[queueIndex].run();\n }\n }\n queueIndex = -1;\n len = queue.length;\n }\n currentQueue = null;\n draining = false;\n runClearTimeout(timeout);\n}\nexport function nextTick(fun) {\n var args = new Array(arguments.length - 1);\n if (arguments.length > 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n queue.push(new Item(fun, args));\n if (queue.length === 1 && !draining) {\n runTimeout(drainQueue);\n }\n}\n// v8 likes predictible objects\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\nexport var title = 'browser';\nexport var platform = 'browser';\nexport var browser = true;\nexport var env = {};\nexport var argv = [];\nexport var version = ''; // empty string to avoid regexp issues\nexport var versions = {};\nexport var release = {};\nexport var config = {};\n\nfunction noop() {}\n\nexport var on = noop;\nexport var addListener = noop;\nexport var once = noop;\nexport var off = noop;\nexport var removeListener = noop;\nexport var removeAllListeners = noop;\nexport var emit = noop;\n\nexport function binding(name) {\n throw new Error('process.binding is not supported');\n}\n\nexport function cwd () { return '/' }\nexport function chdir (dir) {\n throw new Error('process.chdir is not supported');\n};\nexport function umask() { return 0; }\n\n// from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js\nvar performance = global.performance || {}\nvar performanceNow =\n performance.now ||\n performance.mozNow ||\n performance.msNow ||\n performance.oNow ||\n performance.webkitNow ||\n function(){ return (new Date()).getTime() }\n\n// generate timestamp or delta\n// see http://nodejs.org/api/process.html#process_process_hrtime\nexport function hrtime(previousTimestamp){\n var clocktime = performanceNow.call(performance)*1e-3\n var seconds = Math.floor(clocktime)\n var nanoseconds = Math.floor((clocktime%1)*1e9)\n if (previousTimestamp) {\n seconds = seconds - previousTimestamp[0]\n nanoseconds = nanoseconds - previousTimestamp[1]\n if (nanoseconds<0) {\n seconds--\n nanoseconds += 1e9\n }\n }\n return [seconds,nanoseconds]\n}\n\nvar startTime = new Date();\nexport function uptime() {\n var currentTime = new Date();\n var dif = currentTime - startTime;\n return dif / 1000;\n}\n\nexport default {\n nextTick: nextTick,\n title: title,\n browser: browser,\n env: env,\n argv: argv,\n version: version,\n versions: versions,\n on: on,\n addListener: addListener,\n once: once,\n off: off,\n removeListener: removeListener,\n removeAllListeners: removeAllListeners,\n emit: emit,\n binding: binding,\n cwd: cwd,\n chdir: chdir,\n umask: umask,\n hrtime: hrtime,\n platform: platform,\n release: release,\n config: config,\n uptime: uptime\n};\n","// Copyright Joyent, Inc. and other Node contributors.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a\n// copy of this software and associated documentation files (the\n// \"Software\"), to deal in the Software without restriction, including\n// without limitation the rights to use, copy, modify, merge, publish,\n// distribute, sublicense, and/or sell copies of the Software, and to permit\n// persons to whom the Software is furnished to do so, subject to the\n// following conditions:\n//\n// The above copyright notice and this permission notice shall be included\n// in all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n// USE OR OTHER DEALINGS IN THE SOFTWARE.\nimport process from 'process';\nvar formatRegExp = /%[sdj%]/g;\nexport function format(f) {\n if (!isString(f)) {\n var objects = [];\n for (var i = 0; i < arguments.length; i++) {\n objects.push(inspect(arguments[i]));\n }\n return objects.join(' ');\n }\n\n var i = 1;\n var args = arguments;\n var len = args.length;\n var str = String(f).replace(formatRegExp, function(x) {\n if (x === '%%') return '%';\n if (i >= len) return x;\n switch (x) {\n case '%s': return String(args[i++]);\n case '%d': return Number(args[i++]);\n case '%j':\n try {\n return JSON.stringify(args[i++]);\n } catch (_) {\n return '[Circular]';\n }\n default:\n return x;\n }\n });\n for (var x = args[i]; i < len; x = args[++i]) {\n if (isNull(x) || !isObject(x)) {\n str += ' ' + x;\n } else {\n str += ' ' + inspect(x);\n }\n }\n return str;\n};\n\n\n// Mark that a method should not be used.\n// Returns a modified function which warns once by default.\n// If --no-deprecation is set, then it is a no-op.\nexport function deprecate(fn, msg) {\n // Allow for deprecating things in the process of starting up.\n if (isUndefined(global.process)) {\n return function() {\n return deprecate(fn, msg).apply(this, arguments);\n };\n }\n\n if (process.noDeprecation === true) {\n return fn;\n }\n\n var warned = false;\n function deprecated() {\n if (!warned) {\n if (process.throwDeprecation) {\n throw new Error(msg);\n } else if (process.traceDeprecation) {\n console.trace(msg);\n } else {\n console.error(msg);\n }\n warned = true;\n }\n return fn.apply(this, arguments);\n }\n\n return deprecated;\n};\n\n\nvar debugs = {};\nvar debugEnviron;\nexport function debuglog(set) {\n if (isUndefined(debugEnviron))\n debugEnviron = process.env.NODE_DEBUG || '';\n set = set.toUpperCase();\n if (!debugs[set]) {\n if (new RegExp('\\\\b' + set + '\\\\b', 'i').test(debugEnviron)) {\n var pid = 0;\n debugs[set] = function() {\n var msg = format.apply(null, arguments);\n console.error('%s %d: %s', set, pid, msg);\n };\n } else {\n debugs[set] = function() {};\n }\n }\n return debugs[set];\n};\n\n\n/**\n * Echos the value of a value. Trys to print the value out\n * in the best way possible given the different types.\n *\n * @param {Object} obj The object to print out.\n * @param {Object} opts Optional options object that alters the output.\n */\n/* legacy: obj, showHidden, depth, colors*/\nexport function inspect(obj, opts) {\n // default options\n var ctx = {\n seen: [],\n stylize: stylizeNoColor\n };\n // legacy...\n if (arguments.length >= 3) ctx.depth = arguments[2];\n if (arguments.length >= 4) ctx.colors = arguments[3];\n if (isBoolean(opts)) {\n // legacy...\n ctx.showHidden = opts;\n } else if (opts) {\n // got an \"options\" object\n _extend(ctx, opts);\n }\n // set default options\n if (isUndefined(ctx.showHidden)) ctx.showHidden = false;\n if (isUndefined(ctx.depth)) ctx.depth = 2;\n if (isUndefined(ctx.colors)) ctx.colors = false;\n if (isUndefined(ctx.customInspect)) ctx.customInspect = true;\n if (ctx.colors) ctx.stylize = stylizeWithColor;\n return formatValue(ctx, obj, ctx.depth);\n}\n\n// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics\ninspect.colors = {\n 'bold' : [1, 22],\n 'italic' : [3, 23],\n 'underline' : [4, 24],\n 'inverse' : [7, 27],\n 'white' : [37, 39],\n 'grey' : [90, 39],\n 'black' : [30, 39],\n 'blue' : [34, 39],\n 'cyan' : [36, 39],\n 'green' : [32, 39],\n 'magenta' : [35, 39],\n 'red' : [31, 39],\n 'yellow' : [33, 39]\n};\n\n// Don't use 'blue' not visible on cmd.exe\ninspect.styles = {\n 'special': 'cyan',\n 'number': 'yellow',\n 'boolean': 'yellow',\n 'undefined': 'grey',\n 'null': 'bold',\n 'string': 'green',\n 'date': 'magenta',\n // \"name\": intentionally not styling\n 'regexp': 'red'\n};\n\n\nfunction stylizeWithColor(str, styleType) {\n var style = inspect.styles[styleType];\n\n if (style) {\n return '\\u001b[' + inspect.colors[style][0] + 'm' + str +\n '\\u001b[' + inspect.colors[style][1] + 'm';\n } else {\n return str;\n }\n}\n\n\nfunction stylizeNoColor(str, styleType) {\n return str;\n}\n\n\nfunction arrayToHash(array) {\n var hash = {};\n\n array.forEach(function(val, idx) {\n hash[val] = true;\n });\n\n return hash;\n}\n\n\nfunction formatValue(ctx, value, recurseTimes) {\n // Provide a hook for user-specified inspect functions.\n // Check that value is an object with an inspect function on it\n if (ctx.customInspect &&\n value &&\n isFunction(value.inspect) &&\n // Filter out the util module, it's inspect function is special\n value.inspect !== inspect &&\n // Also filter out any prototype objects using the circular check.\n !(value.constructor && value.constructor.prototype === value)) {\n var ret = value.inspect(recurseTimes, ctx);\n if (!isString(ret)) {\n ret = formatValue(ctx, ret, recurseTimes);\n }\n return ret;\n }\n\n // Primitive types cannot have properties\n var primitive = formatPrimitive(ctx, value);\n if (primitive) {\n return primitive;\n }\n\n // Look up the keys of the object.\n var keys = Object.keys(value);\n var visibleKeys = arrayToHash(keys);\n\n if (ctx.showHidden) {\n keys = Object.getOwnPropertyNames(value);\n }\n\n // IE doesn't make error fields non-enumerable\n // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx\n if (isError(value)\n && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {\n return formatError(value);\n }\n\n // Some type of object without properties can be shortcutted.\n if (keys.length === 0) {\n if (isFunction(value)) {\n var name = value.name ? ': ' + value.name : '';\n return ctx.stylize('[Function' + name + ']', 'special');\n }\n if (isRegExp(value)) {\n return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');\n }\n if (isDate(value)) {\n return ctx.stylize(Date.prototype.toString.call(value), 'date');\n }\n if (isError(value)) {\n return formatError(value);\n }\n }\n\n var base = '', array = false, braces = ['{', '}'];\n\n // Make Array say that they are Array\n if (isArray(value)) {\n array = true;\n braces = ['[', ']'];\n }\n\n // Make functions say that they are functions\n if (isFunction(value)) {\n var n = value.name ? ': ' + value.name : '';\n base = ' [Function' + n + ']';\n }\n\n // Make RegExps say that they are RegExps\n if (isRegExp(value)) {\n base = ' ' + RegExp.prototype.toString.call(value);\n }\n\n // Make dates with properties first say the date\n if (isDate(value)) {\n base = ' ' + Date.prototype.toUTCString.call(value);\n }\n\n // Make error with message first say the error\n if (isError(value)) {\n base = ' ' + formatError(value);\n }\n\n if (keys.length === 0 && (!array || value.length == 0)) {\n return braces[0] + base + braces[1];\n }\n\n if (recurseTimes < 0) {\n if (isRegExp(value)) {\n return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');\n } else {\n return ctx.stylize('[Object]', 'special');\n }\n }\n\n ctx.seen.push(value);\n\n var output;\n if (array) {\n output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);\n } else {\n output = keys.map(function(key) {\n return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);\n });\n }\n\n ctx.seen.pop();\n\n return reduceToSingleString(output, base, braces);\n}\n\n\nfunction formatPrimitive(ctx, value) {\n if (isUndefined(value))\n return ctx.stylize('undefined', 'undefined');\n if (isString(value)) {\n var simple = '\\'' + JSON.stringify(value).replace(/^\"|\"$/g, '')\n .replace(/'/g, \"\\\\'\")\n .replace(/\\\\\"/g, '\"') + '\\'';\n return ctx.stylize(simple, 'string');\n }\n if (isNumber(value))\n return ctx.stylize('' + value, 'number');\n if (isBoolean(value))\n return ctx.stylize('' + value, 'boolean');\n // For some reason typeof null is \"object\", so special case here.\n if (isNull(value))\n return ctx.stylize('null', 'null');\n}\n\n\nfunction formatError(value) {\n return '[' + Error.prototype.toString.call(value) + ']';\n}\n\n\nfunction formatArray(ctx, value, recurseTimes, visibleKeys, keys) {\n var output = [];\n for (var i = 0, l = value.length; i < l; ++i) {\n if (hasOwnProperty(value, String(i))) {\n output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,\n String(i), true));\n } else {\n output.push('');\n }\n }\n keys.forEach(function(key) {\n if (!key.match(/^\\d+$/)) {\n output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,\n key, true));\n }\n });\n return output;\n}\n\n\nfunction formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {\n var name, str, desc;\n desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };\n if (desc.get) {\n if (desc.set) {\n str = ctx.stylize('[Getter/Setter]', 'special');\n } else {\n str = ctx.stylize('[Getter]', 'special');\n }\n } else {\n if (desc.set) {\n str = ctx.stylize('[Setter]', 'special');\n }\n }\n if (!hasOwnProperty(visibleKeys, key)) {\n name = '[' + key + ']';\n }\n if (!str) {\n if (ctx.seen.indexOf(desc.value) < 0) {\n if (isNull(recurseTimes)) {\n str = formatValue(ctx, desc.value, null);\n } else {\n str = formatValue(ctx, desc.value, recurseTimes - 1);\n }\n if (str.indexOf('\\n') > -1) {\n if (array) {\n str = str.split('\\n').map(function(line) {\n return ' ' + line;\n }).join('\\n').substr(2);\n } else {\n str = '\\n' + str.split('\\n').map(function(line) {\n return ' ' + line;\n }).join('\\n');\n }\n }\n } else {\n str = ctx.stylize('[Circular]', 'special');\n }\n }\n if (isUndefined(name)) {\n if (array && key.match(/^\\d+$/)) {\n return str;\n }\n name = JSON.stringify('' + key);\n if (name.match(/^\"([a-zA-Z_][a-zA-Z_0-9]*)\"$/)) {\n name = name.substr(1, name.length - 2);\n name = ctx.stylize(name, 'name');\n } else {\n name = name.replace(/'/g, \"\\\\'\")\n .replace(/\\\\\"/g, '\"')\n .replace(/(^\"|\"$)/g, \"'\");\n name = ctx.stylize(name, 'string');\n }\n }\n\n return name + ': ' + str;\n}\n\n\nfunction reduceToSingleString(output, base, braces) {\n var numLinesEst = 0;\n var length = output.reduce(function(prev, cur) {\n numLinesEst++;\n if (cur.indexOf('\\n') >= 0) numLinesEst++;\n return prev + cur.replace(/\\u001b\\[\\d\\d?m/g, '').length + 1;\n }, 0);\n\n if (length > 60) {\n return braces[0] +\n (base === '' ? '' : base + '\\n ') +\n ' ' +\n output.join(',\\n ') +\n ' ' +\n braces[1];\n }\n\n return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];\n}\n\n\n// NOTE: These type checking functions intentionally don't use `instanceof`\n// because it is fragile and can be easily faked with `Object.create()`.\nexport function isArray(ar) {\n return Array.isArray(ar);\n}\n\nexport function isBoolean(arg) {\n return typeof arg === 'boolean';\n}\n\nexport function isNull(arg) {\n return arg === null;\n}\n\nexport function isNullOrUndefined(arg) {\n return arg == null;\n}\n\nexport function isNumber(arg) {\n return typeof arg === 'number';\n}\n\nexport function isString(arg) {\n return typeof arg === 'string';\n}\n\nexport function isSymbol(arg) {\n return typeof arg === 'symbol';\n}\n\nexport function isUndefined(arg) {\n return arg === void 0;\n}\n\nexport function isRegExp(re) {\n return isObject(re) && objectToString(re) === '[object RegExp]';\n}\n\nexport function isObject(arg) {\n return typeof arg === 'object' && arg !== null;\n}\n\nexport function isDate(d) {\n return isObject(d) && objectToString(d) === '[object Date]';\n}\n\nexport function isError(e) {\n return isObject(e) &&\n (objectToString(e) === '[object Error]' || e instanceof Error);\n}\n\nexport function isFunction(arg) {\n return typeof arg === 'function';\n}\n\nexport function isPrimitive(arg) {\n return arg === null ||\n typeof arg === 'boolean' ||\n typeof arg === 'number' ||\n typeof arg === 'string' ||\n typeof arg === 'symbol' || // ES6 symbol\n typeof arg === 'undefined';\n}\n\nexport function isBuffer(maybeBuf) {\n return Buffer.isBuffer(maybeBuf);\n}\n\nfunction objectToString(o) {\n return Object.prototype.toString.call(o);\n}\n\n\nfunction pad(n) {\n return n < 10 ? '0' + n.toString(10) : n.toString(10);\n}\n\n\nvar months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',\n 'Oct', 'Nov', 'Dec'];\n\n// 26 Feb 16:19:34\nfunction timestamp() {\n var d = new Date();\n var time = [pad(d.getHours()),\n pad(d.getMinutes()),\n pad(d.getSeconds())].join(':');\n return [d.getDate(), months[d.getMonth()], time].join(' ');\n}\n\n\n// log is just a thin wrapper to console.log that prepends a timestamp\nexport function log() {\n console.log('%s - %s', timestamp(), format.apply(null, arguments));\n}\n\n\n/**\n * Inherit the prototype methods from one constructor into another.\n *\n * The Function.prototype.inherits from lang.js rewritten as a standalone\n * function (not on Function.prototype). NOTE: If this file is to be loaded\n * during bootstrapping this function needs to be rewritten using some native\n * functions as prototype setup using normal JavaScript does not work as\n * expected during bootstrapping (see mirror.js in r114903).\n *\n * @param {function} ctor Constructor function which needs to inherit the\n * prototype.\n * @param {function} superCtor Constructor function to inherit prototype from.\n */\nimport inherits from './inherits';\nexport {inherits}\n\nexport function _extend(origin, add) {\n // Don't do anything if add isn't an object\n if (!add || !isObject(add)) return origin;\n\n var keys = Object.keys(add);\n var i = keys.length;\n while (i--) {\n origin[keys[i]] = add[keys[i]];\n }\n return origin;\n};\n\nfunction hasOwnProperty(obj, prop) {\n return Object.prototype.hasOwnProperty.call(obj, prop);\n}\n\nexport default {\n inherits: inherits,\n _extend: _extend,\n log: log,\n isBuffer: isBuffer,\n isPrimitive: isPrimitive,\n isFunction: isFunction,\n isError: isError,\n isDate: isDate,\n isObject: isObject,\n isRegExp: isRegExp,\n isUndefined: isUndefined,\n isSymbol: isSymbol,\n isString: isString,\n isNumber: isNumber,\n isNullOrUndefined: isNullOrUndefined,\n isNull: isNull,\n isBoolean: isBoolean,\n isArray: isArray,\n inspect: inspect,\n deprecate: deprecate,\n format: format,\n debuglog: debuglog\n}\n","import {\r\n isString\r\n} from \"lodash/fp\";\r\n\r\nimport {\r\n BB_STATE_BINDINGPATH, BB_STATE_FALLBACK, \r\n BB_STATE_BINDINGSOURCE\r\n} from \"@budibase/client/src/state/isState\";\r\n\r\nexport const isBinding = value => \r\n !isString(value) \r\n && value\r\n && isString(value[BB_STATE_BINDINGPATH])\r\n && value[BB_STATE_BINDINGPATH].length > 0;\r\n\r\nexport const setBinding = ({path, fallback, source}, binding={} ) => {\r\n if(isNonEmptyString(path)) binding[BB_STATE_BINDINGPATH] = path;\r\n if(isNonEmptyString(fallback)) binding[BB_STATE_FALLBACK] = fallback;\r\n binding[BB_STATE_BINDINGSOURCE] = source || \"store\";\r\n return binding\r\n}\r\n\r\nexport const getBinding = binding => ({\r\n path: binding[BB_STATE_BINDINGPATH] || \"\",\r\n fallback: binding[BB_STATE_FALLBACK] || \"\",\r\n source: binding[BB_STATE_BINDINGSOURCE] || \"store\"\r\n});\r\n\r\nconst isNonEmptyString = s => isString(s) && s.length > 0;","import { types } from \"./types\";\nimport { \n createProps, arrayElementComponentName \n} from \"./createProps\";\nimport { isString } from \"util\";\nimport { \n includes, filter, map, keys, \n flatten, flattenDeep, each,\n indexOf, isUndefined\n} from \"lodash/fp\";\nimport { common } from \"../../../../core/src\";\nimport {\n isBinding\n} from \"../../common/binding\";\n\nconst pipe = common.$;\n\nconst makeError = (errors, propName, stack) => (message) =>\n errors.push({\n stack,\n propName, \n error:message});\n\nexport const recursivelyValidate = (rootProps, getComponent, stack=[]) => {\n\n const getComponentPropsDefinition = componentName => {\n if(componentName.includes(\":\")) {\n const [parentComponent, arrayProp] = componentName.split(\":\");\n return getComponent(parentComponent)[arrayProp].elementDefinition;\n }\n return getComponent(componentName);\n }\n\n if(!rootProps._component) {\n const errs = [];\n makeError(errs, \"_component\", stack)(\"Component is not set\");\n return errs;\n // this would break everything else anyway\n }\n\n const propsDef = getComponentPropsDefinition(\n rootProps._component);\n\n const getPropsDefArray = (def) => pipe(def, [\n keys,\n map(k => def[k].name \n ? expandPropDef(def[k])\n : ({\n ...expandPropDef(def[k]), \n name:k }))\n ]);\n\n const propsDefArray = getPropsDefArray(propsDef);\n\n const errors = validateProps(\n propsDef,\n rootProps,\n stack,\n true);\n\n const validateChildren = (_defArray, _props, _stack) => pipe(_defArray, [\n filter(d => d.type === \"component\"),\n map(d => recursivelyValidate(\n _props[d.name], \n getComponentPropsDefinition, \n [..._stack, d.name])),\n flatten\n ]);\n\n const childErrors = validateChildren(\n propsDefArray, rootProps, stack);\n\n const childArrayErrors = pipe(propsDefArray, [\n filter(d => d.type === \"array\"),\n map(d => pipe(rootProps[d.name], [ \n map(elementProps => pipe(d.elementDefinition, [\n getPropsDefArray,\n arr => validateChildren(\n arr, \n elementProps,\n [...stack, \n `${d.name}[${indexOf(elementProps)(rootProps[d.name])}]`]) \n ])) \n ]))\n ]);\n\n return flattenDeep([errors, ...childErrors, ...childArrayErrors]);\n}\n\nconst expandPropDef = propDef => {\n const p = isString(propDef)\n ? types[propDef].defaultDefinition()\n : propDef;\n if(p.type === \"array\" && isString(p.elementDefinition)) {\n p.elementDefinition = types[p.elementDefinition].defaultDefinition()\n }\n return p;\n}\n\n\nexport const validateProps = (propsDefinition, props, stack=[], isFinal=true, isArrayElement=false) => {\n\n const errors = [];\n\n if(isFinal && !props._component && !isArrayElement) {\n makeError(errors, \"_component\", stack)(\"Component is not set\");\n return errors;\n // this would break everything else anyway\n }\n\n for(let propDefName in propsDefinition) {\n \n if(propDefName === \"_component\") continue;\n\n const propDef = expandPropDef(propsDefinition[propDefName]);\n\n const type = types[propDef.type];\n\n const error = makeError(errors, propDefName, stack); \n\n const propValue = props[propDefName];\n\n // component declarations dont need to define al props.\n if(!isFinal && isUndefined(propValue)) continue;\n\n if(isFinal && propDef.required && propValue) {\n error(`Property ${propDefName} is required`);\n continue;\n } \n\n if(isBinding(propValue)) {\n if(propDef.type === \"array\" \n || propDef.type === \"component\"\n || propDef.type === \"event\") {\n error(`Cannot apply binding to type ${propDef.type}`);\n continue;\n }\n }\n else if(!type.isOfType(propValue)) {\n error(`Property ${propDefName} is not of type ${propDef.type}. Actual value ${propValue}`)\n continue;\n }\n\n if(propDef.type === \"array\") {\n let index = 0;\n for(let arrayItem of propValue) {\n const arrayErrs = validateProps(\n propDef.elementDefinition,\n arrayItem,\n [...stack, `${propDefName}[${index}]`],\n isFinal,\n true\n )\n for(let arrErr of arrayErrs) {\n errors.push(arrErr);\n }\n index++;\n } \n }\n\n if(propDef.type === \"options\" \n && propValue\n && !isBinding(propValue)\n && !includes(propValue)(propDef.options)) {\n error(`Property ${propDefName} is not one of allowed options. Acutal value is ${propValue}`);\n }\n\n }\n\n return errors;\n}\n\nexport const validatePropsDefinition = (propsDefinition) => {\n const { errors } = createProps(\"dummy_component_name\", propsDefinition);\n \n\n // arrar props without elementDefinition\n pipe(propsDefinition, [\n keys,\n map(k => ({\n propDef:propsDefinition[k],\n propName:k\n })),\n filter(d => d.propDef.type === \"array\" && !d.propDef.elementDefinition),\n each(d => makeError(errors, d.propName)(`${d.propName} does not have a definition for it's item props`))\n ]);\n\n const arrayPropValidationErrors = pipe(propsDefinition, [\n keys,\n map(k => propsDefinition[k]),\n filter(d => d.type === \"array\" && d.elementDefinition),\n map(d => validatePropsDefinition(d.elementDefinition)),\n flatten\n ]);\n\n pipe(propsDefinition, [\n keys,\n map(k => ({\n propDef:propsDefinition[k],\n propName:k\n })),\n filter(d => d.propDef.type === \"options\"\n && (!d.propDef.options || d.propDef.options.length === 0)),\n each(d => makeError(errors, d.propName)(`${d.propName} does not have any options`))\n ]);\n\n return [...errors, ...arrayPropValidationErrors] \n\n}\n\n","import {\n split,\n last\n} from \"lodash/fp\";\n\nimport { pipe } from \"../../common/core\";\n\nexport const splitName = fullname => {\n const componentName = pipe(fullname, [\n split(\"/\"),\n last\n ]);\n\n const libName =fullname.substring(\n 0, fullname.length - componentName.length - 1);\n\n return {libName, componentName}; \n}","\r\n\r\n{#each componentLibraries as lib}\r\n
    \r\n {lib.libName}\r\n
    \r\n\r\n
    \r\n\r\n {#if allowGenerators}\r\n
    \r\n Generators\r\n
    \r\n\r\n {#each lib.generators as generator}\r\n\r\n
    onGeneratorChosen(generator)}>\r\n
    \r\n {splitName(generator.name).componentName}\r\n
    \r\n
    \r\n {generator.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n {/if}\r\n\r\n
    \r\n Components\r\n
    \r\n\r\n {#each lib.components as component}\r\n\r\n
    onComponentChosen(component)}>\r\n
    \r\n {splitName(component.name).componentName}\r\n
    \r\n
    \r\n {component.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n\r\n
    \r\n\r\n{/each}\r\n\r\n\r\n
    \r\n My Components\r\n
    \r\n\r\n
    \r\n\r\n {#each derivedComponents as component}\r\n\r\n
    onComponentChosen(component)}>\r\n
    \r\n {component.name}\r\n
    \r\n
    \r\n {component.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n\r\n
    \r\n\r\n\r\n\r\n","\n\n
    \n \n
    \n\n","/*! UIkit 3.2.0 | http://www.getuikit.com | (c) 2014 - 2019 YOOtheme | MIT License */\n\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n typeof define === 'function' && define.amd ? define('uikit', factory) :\n (global = global || self, global.UIkit = factory());\n}(this, function () { 'use strict';\n\n var objPrototype = Object.prototype;\n var hasOwnProperty = objPrototype.hasOwnProperty;\n\n function hasOwn(obj, key) {\n return hasOwnProperty.call(obj, key);\n }\n\n var hyphenateCache = {};\n var hyphenateRe = /([a-z\\d])([A-Z])/g;\n\n function hyphenate(str) {\n\n if (!(str in hyphenateCache)) {\n hyphenateCache[str] = str\n .replace(hyphenateRe, '$1-$2')\n .toLowerCase();\n }\n\n return hyphenateCache[str];\n }\n\n var camelizeRe = /-(\\w)/g;\n\n function camelize(str) {\n return str.replace(camelizeRe, toUpper);\n }\n\n function toUpper(_, c) {\n return c ? c.toUpperCase() : '';\n }\n\n function ucfirst(str) {\n return str.length ? toUpper(null, str.charAt(0)) + str.slice(1) : '';\n }\n\n var strPrototype = String.prototype;\n var startsWithFn = strPrototype.startsWith || function (search) { return this.lastIndexOf(search, 0) === 0; };\n\n function startsWith(str, search) {\n return startsWithFn.call(str, search);\n }\n\n var endsWithFn = strPrototype.endsWith || function (search) { return this.substr(-search.length) === search; };\n\n function endsWith(str, search) {\n return endsWithFn.call(str, search);\n }\n\n var arrPrototype = Array.prototype;\n\n var includesFn = function (search, i) { return ~this.indexOf(search, i); };\n var includesStr = strPrototype.includes || includesFn;\n var includesArray = arrPrototype.includes || includesFn;\n\n function includes(obj, search) {\n return obj && (isString(obj) ? includesStr : includesArray).call(obj, search);\n }\n\n var findIndexFn = arrPrototype.findIndex || function (predicate) {\n var arguments$1 = arguments;\n\n for (var i = 0; i < this.length; i++) {\n if (predicate.call(arguments$1[1], this[i], i, this)) {\n return i;\n }\n }\n return -1;\n };\n\n function findIndex(array, predicate) {\n return findIndexFn.call(array, predicate);\n }\n\n var isArray = Array.isArray;\n\n function isFunction(obj) {\n return typeof obj === 'function';\n }\n\n function isObject(obj) {\n return obj !== null && typeof obj === 'object';\n }\n\n function isPlainObject(obj) {\n return isObject(obj) && Object.getPrototypeOf(obj) === objPrototype;\n }\n\n function isWindow(obj) {\n return isObject(obj) && obj === obj.window;\n }\n\n function isDocument(obj) {\n return isObject(obj) && obj.nodeType === 9;\n }\n\n function isJQuery(obj) {\n return isObject(obj) && !!obj.jquery;\n }\n\n function isNode(obj) {\n return obj instanceof Node || isObject(obj) && obj.nodeType >= 1;\n }\n\n var toString = objPrototype.toString;\n function isNodeCollection(obj) {\n return toString.call(obj).match(/^\\[object (NodeList|HTMLCollection)\\]$/);\n }\n\n function isBoolean(value) {\n return typeof value === 'boolean';\n }\n\n function isString(value) {\n return typeof value === 'string';\n }\n\n function isNumber(value) {\n return typeof value === 'number';\n }\n\n function isNumeric(value) {\n return isNumber(value) || isString(value) && !isNaN(value - parseFloat(value));\n }\n\n function isEmpty(obj) {\n return !(isArray(obj)\n ? obj.length\n : isObject(obj)\n ? Object.keys(obj).length\n : false\n );\n }\n\n function isUndefined(value) {\n return value === void 0;\n }\n\n function toBoolean(value) {\n return isBoolean(value)\n ? value\n : value === 'true' || value === '1' || value === ''\n ? true\n : value === 'false' || value === '0'\n ? false\n : value;\n }\n\n function toNumber(value) {\n var number = Number(value);\n return !isNaN(number) ? number : false;\n }\n\n function toFloat(value) {\n return parseFloat(value) || 0;\n }\n\n function toNode(element) {\n return isNode(element) || isWindow(element) || isDocument(element)\n ? element\n : isNodeCollection(element) || isJQuery(element)\n ? element[0]\n : isArray(element)\n ? toNode(element[0])\n : null;\n }\n\n function toNodes(element) {\n return isNode(element)\n ? [element]\n : isNodeCollection(element)\n ? arrPrototype.slice.call(element)\n : isArray(element)\n ? element.map(toNode).filter(Boolean)\n : isJQuery(element)\n ? element.toArray()\n : [];\n }\n\n function toList(value) {\n return isArray(value)\n ? value\n : isString(value)\n ? value.split(/,(?![^(]*\\))/).map(function (value) { return isNumeric(value)\n ? toNumber(value)\n : toBoolean(value.trim()); })\n : [value];\n }\n\n function toMs(time) {\n return !time\n ? 0\n : endsWith(time, 'ms')\n ? toFloat(time)\n : toFloat(time) * 1000;\n }\n\n function isEqual(value, other) {\n return value === other\n || isObject(value)\n && isObject(other)\n && Object.keys(value).length === Object.keys(other).length\n && each(value, function (val, key) { return val === other[key]; });\n }\n\n function swap(value, a, b) {\n return value.replace(new RegExp((a + \"|\" + b), 'mg'), function (match) {\n return match === a ? b : a;\n });\n }\n\n var assign = Object.assign || function (target) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n target = Object(target);\n for (var i = 0; i < args.length; i++) {\n var source = args[i];\n if (source !== null) {\n for (var key in source) {\n if (hasOwn(source, key)) {\n target[key] = source[key];\n }\n }\n }\n }\n return target;\n };\n\n function last(array) {\n return array[array.length - 1];\n }\n\n function each(obj, cb) {\n for (var key in obj) {\n if (false === cb(obj[key], key)) {\n return false;\n }\n }\n return true;\n }\n\n function sortBy(array, prop) {\n return array.sort(function (ref, ref$1) {\n var propA = ref[prop]; if ( propA === void 0 ) propA = 0;\n var propB = ref$1[prop]; if ( propB === void 0 ) propB = 0;\n\n return propA > propB\n ? 1\n : propB > propA\n ? -1\n : 0;\n }\n );\n }\n\n function uniqueBy(array, prop) {\n var seen = new Set();\n return array.filter(function (ref) {\n var check = ref[prop];\n\n return seen.has(check)\n ? false\n : seen.add(check) || true;\n } // IE 11 does not return the Set object\n );\n }\n\n function clamp(number, min, max) {\n if ( min === void 0 ) min = 0;\n if ( max === void 0 ) max = 1;\n\n return Math.min(Math.max(toNumber(number) || 0, min), max);\n }\n\n function noop() {}\n\n function intersectRect(r1, r2) {\n return r1.left < r2.right &&\n r1.right > r2.left &&\n r1.top < r2.bottom &&\n r1.bottom > r2.top;\n }\n\n function pointInRect(point, rect) {\n return point.x <= rect.right &&\n point.x >= rect.left &&\n point.y <= rect.bottom &&\n point.y >= rect.top;\n }\n\n var Dimensions = {\n\n ratio: function(dimensions, prop, value) {\n var obj;\n\n\n var aProp = prop === 'width' ? 'height' : 'width';\n\n return ( obj = {}, obj[aProp] = dimensions[prop] ? Math.round(value * dimensions[aProp] / dimensions[prop]) : dimensions[aProp], obj[prop] = value, obj );\n },\n\n contain: function(dimensions, maxDimensions) {\n var this$1 = this;\n\n dimensions = assign({}, dimensions);\n\n each(dimensions, function (_, prop) { return dimensions = dimensions[prop] > maxDimensions[prop]\n ? this$1.ratio(dimensions, prop, maxDimensions[prop])\n : dimensions; }\n );\n\n return dimensions;\n },\n\n cover: function(dimensions, maxDimensions) {\n var this$1 = this;\n\n dimensions = this.contain(dimensions, maxDimensions);\n\n each(dimensions, function (_, prop) { return dimensions = dimensions[prop] < maxDimensions[prop]\n ? this$1.ratio(dimensions, prop, maxDimensions[prop])\n : dimensions; }\n );\n\n return dimensions;\n }\n\n };\n\n function attr(element, name, value) {\n\n if (isObject(name)) {\n for (var key in name) {\n attr(element, key, name[key]);\n }\n return;\n }\n\n if (isUndefined(value)) {\n element = toNode(element);\n return element && element.getAttribute(name);\n } else {\n toNodes(element).forEach(function (element) {\n\n if (isFunction(value)) {\n value = value.call(element, attr(element, name));\n }\n\n if (value === null) {\n removeAttr(element, name);\n } else {\n element.setAttribute(name, value);\n }\n });\n }\n\n }\n\n function hasAttr(element, name) {\n return toNodes(element).some(function (element) { return element.hasAttribute(name); });\n }\n\n function removeAttr(element, name) {\n element = toNodes(element);\n name.split(' ').forEach(function (name) { return element.forEach(function (element) { return element.hasAttribute(name) && element.removeAttribute(name); }\n ); }\n );\n }\n\n function data(element, attribute) {\n for (var i = 0, attrs = [attribute, (\"data-\" + attribute)]; i < attrs.length; i++) {\n if (hasAttr(element, attrs[i])) {\n return attr(element, attrs[i]);\n }\n }\n }\n\n /* global DocumentTouch */\n\n var isIE = /msie|trident/i.test(window.navigator.userAgent);\n var isRtl = attr(document.documentElement, 'dir') === 'rtl';\n\n var hasTouchEvents = 'ontouchstart' in window;\n var hasPointerEvents = window.PointerEvent;\n var hasTouch = hasTouchEvents\n || window.DocumentTouch && document instanceof DocumentTouch\n || navigator.maxTouchPoints; // IE >=11\n\n var pointerDown = hasPointerEvents ? 'pointerdown' : hasTouchEvents ? 'touchstart' : 'mousedown';\n var pointerMove = hasPointerEvents ? 'pointermove' : hasTouchEvents ? 'touchmove' : 'mousemove';\n var pointerUp = hasPointerEvents ? 'pointerup' : hasTouchEvents ? 'touchend' : 'mouseup';\n var pointerEnter = hasPointerEvents ? 'pointerenter' : hasTouchEvents ? '' : 'mouseenter';\n var pointerLeave = hasPointerEvents ? 'pointerleave' : hasTouchEvents ? '' : 'mouseleave';\n var pointerCancel = hasPointerEvents ? 'pointercancel' : 'touchcancel';\n\n function query(selector, context) {\n return toNode(selector) || find(selector, getContext(selector, context));\n }\n\n function queryAll(selector, context) {\n var nodes = toNodes(selector);\n return nodes.length && nodes || findAll(selector, getContext(selector, context));\n }\n\n function getContext(selector, context) {\n if ( context === void 0 ) context = document;\n\n return isContextSelector(selector) || isDocument(context)\n ? context\n : context.ownerDocument;\n }\n\n function find(selector, context) {\n return toNode(_query(selector, context, 'querySelector'));\n }\n\n function findAll(selector, context) {\n return toNodes(_query(selector, context, 'querySelectorAll'));\n }\n\n function _query(selector, context, queryFn) {\n if ( context === void 0 ) context = document;\n\n\n if (!selector || !isString(selector)) {\n return null;\n }\n\n selector = selector.replace(contextSanitizeRe, '$1 *');\n\n var removes;\n\n if (isContextSelector(selector)) {\n\n removes = [];\n\n selector = splitSelector(selector).map(function (selector, i) {\n\n var ctx = context;\n\n if (selector[0] === '!') {\n\n var selectors = selector.substr(1).trim().split(' ');\n ctx = closest(context.parentNode, selectors[0]);\n selector = selectors.slice(1).join(' ').trim();\n\n }\n\n if (selector[0] === '-') {\n\n var selectors$1 = selector.substr(1).trim().split(' ');\n var prev = (ctx || context).previousElementSibling;\n ctx = matches(prev, selector.substr(1)) ? prev : null;\n selector = selectors$1.slice(1).join(' ');\n\n }\n\n if (!ctx) {\n return null;\n }\n\n if (!ctx.id) {\n ctx.id = \"uk-\" + (Date.now()) + i;\n removes.push(function () { return removeAttr(ctx, 'id'); });\n }\n\n return (\"#\" + (escape(ctx.id)) + \" \" + selector);\n\n }).filter(Boolean).join(',');\n\n context = document;\n\n }\n\n try {\n\n return context[queryFn](selector);\n\n } catch (e) {\n\n return null;\n\n } finally {\n\n removes && removes.forEach(function (remove) { return remove(); });\n\n }\n\n }\n\n var contextSelectorRe = /(^|[^\\\\],)\\s*[!>+~-]/;\n var contextSanitizeRe = /([!>+~-])(?=\\s+[!>+~-]|\\s*$)/g;\n\n function isContextSelector(selector) {\n return isString(selector) && selector.match(contextSelectorRe);\n }\n\n var selectorRe = /.*?[^\\\\](?:,|$)/g;\n\n function splitSelector(selector) {\n return selector.match(selectorRe).map(function (selector) { return selector.replace(/,$/, '').trim(); });\n }\n\n var elProto = Element.prototype;\n var matchesFn = elProto.matches || elProto.webkitMatchesSelector || elProto.msMatchesSelector;\n\n function matches(element, selector) {\n return toNodes(element).some(function (element) { return matchesFn.call(element, selector); });\n }\n\n var closestFn = elProto.closest || function (selector) {\n var ancestor = this;\n\n do {\n\n if (matches(ancestor, selector)) {\n return ancestor;\n }\n\n ancestor = ancestor.parentNode;\n\n } while (ancestor && ancestor.nodeType === 1);\n };\n\n function closest(element, selector) {\n\n if (startsWith(selector, '>')) {\n selector = selector.slice(1);\n }\n\n return isNode(element)\n ? closestFn.call(element, selector)\n : toNodes(element).map(function (element) { return closest(element, selector); }).filter(Boolean);\n }\n\n function parents(element, selector) {\n var elements = [];\n element = toNode(element);\n\n while ((element = element.parentNode) && element.nodeType === 1) {\n if (matches(element, selector)) {\n elements.push(element);\n }\n }\n\n return elements;\n }\n\n var escapeFn = window.CSS && CSS.escape || function (css) { return css.replace(/([^\\x7f-\\uFFFF\\w-])/g, function (match) { return (\"\\\\\" + match); }); };\n function escape(css) {\n return isString(css) ? escapeFn.call(null, css) : '';\n }\n\n var voidElements = {\n area: true,\n base: true,\n br: true,\n col: true,\n embed: true,\n hr: true,\n img: true,\n input: true,\n keygen: true,\n link: true,\n menuitem: true,\n meta: true,\n param: true,\n source: true,\n track: true,\n wbr: true\n };\n function isVoidElement(element) {\n return toNodes(element).some(function (element) { return voidElements[element.tagName.toLowerCase()]; });\n }\n\n function isVisible(element) {\n return toNodes(element).some(function (element) { return element.offsetWidth || element.offsetHeight || element.getClientRects().length; });\n }\n\n var selInput = 'input,select,textarea,button';\n function isInput(element) {\n return toNodes(element).some(function (element) { return matches(element, selInput); });\n }\n\n function filter(element, selector) {\n return toNodes(element).filter(function (element) { return matches(element, selector); });\n }\n\n function within(element, selector) {\n return !isString(selector)\n ? element === selector || (isDocument(selector)\n ? selector.documentElement\n : toNode(selector)).contains(toNode(element)) // IE 11 document does not implement contains\n : matches(element, selector) || closest(element, selector);\n }\n\n function on() {\n var args = [], len = arguments.length;\n while ( len-- ) args[ len ] = arguments[ len ];\n\n\n var ref = getArgs(args);\n var targets = ref[0];\n var type = ref[1];\n var selector = ref[2];\n var listener = ref[3];\n var useCapture = ref[4];\n\n targets = toEventTargets(targets);\n\n if (listener.length > 1) {\n listener = detail(listener);\n }\n\n if (selector) {\n listener = delegate(targets, selector, listener);\n }\n\n if (useCapture && useCapture.self) {\n listener = selfFilter(listener);\n }\n\n useCapture = useCaptureFilter(useCapture);\n\n type.split(' ').forEach(function (type) { return targets.forEach(function (target) { return target.addEventListener(type, listener, useCapture); }\n ); }\n );\n return function () { return off(targets, type, listener, useCapture); };\n }\n\n function off(targets, type, listener, useCapture) {\n if ( useCapture === void 0 ) useCapture = false;\n\n useCapture = useCaptureFilter(useCapture);\n targets = toEventTargets(targets);\n type.split(' ').forEach(function (type) { return targets.forEach(function (target) { return target.removeEventListener(type, listener, useCapture); }\n ); }\n );\n }\n\n function once() {\n var args = [], len = arguments.length;\n while ( len-- ) args[ len ] = arguments[ len ];\n\n\n var ref = getArgs(args);\n var element = ref[0];\n var type = ref[1];\n var selector = ref[2];\n var listener = ref[3];\n var useCapture = ref[4];\n var condition = ref[5];\n var off = on(element, type, selector, function (e) {\n var result = !condition || condition(e);\n if (result) {\n off();\n listener(e, result);\n }\n }, useCapture);\n\n return off;\n }\n\n function trigger(targets, event, detail) {\n return toEventTargets(targets).reduce(function (notCanceled, target) { return notCanceled && target.dispatchEvent(createEvent(event, true, true, detail)); }\n , true);\n }\n\n function createEvent(e, bubbles, cancelable, detail) {\n if ( bubbles === void 0 ) bubbles = true;\n if ( cancelable === void 0 ) cancelable = false;\n\n if (isString(e)) {\n var event = document.createEvent('CustomEvent'); // IE 11\n event.initCustomEvent(e, bubbles, cancelable, detail);\n e = event;\n }\n\n return e;\n }\n\n function getArgs(args) {\n if (isFunction(args[2])) {\n args.splice(2, 0, false);\n }\n return args;\n }\n\n function delegate(delegates, selector, listener) {\n var this$1 = this;\n\n return function (e) {\n\n delegates.forEach(function (delegate) {\n\n var current = selector[0] === '>'\n ? findAll(selector, delegate).reverse().filter(function (element) { return within(e.target, element); })[0]\n : closest(e.target, selector);\n\n if (current) {\n e.delegate = delegate;\n e.current = current;\n\n listener.call(this$1, e);\n }\n\n });\n\n };\n }\n\n function detail(listener) {\n return function (e) { return isArray(e.detail) ? listener.apply(void 0, [e].concat(e.detail)) : listener(e); };\n }\n\n function selfFilter(listener) {\n return function (e) {\n if (e.target === e.currentTarget || e.target === e.current) {\n return listener.call(null, e);\n }\n };\n }\n\n function useCaptureFilter(options) {\n return options && isIE && !isBoolean(options)\n ? !!options.capture\n : options;\n }\n\n function isEventTarget(target) {\n return target && 'addEventListener' in target;\n }\n\n function toEventTarget(target) {\n return isEventTarget(target) ? target : toNode(target);\n }\n\n function toEventTargets(target) {\n return isArray(target)\n ? target.map(toEventTarget).filter(Boolean)\n : isString(target)\n ? findAll(target)\n : isEventTarget(target)\n ? [target]\n : toNodes(target);\n }\n\n function isTouch(e) {\n return e.pointerType === 'touch' || !!e.touches;\n }\n\n function getEventPos(e, prop) {\n if ( prop === void 0 ) prop = 'client';\n\n var touches = e.touches;\n var changedTouches = e.changedTouches;\n var ref = touches && touches[0] || changedTouches && changedTouches[0] || e;\n var x = ref[(prop + \"X\")];\n var y = ref[(prop + \"Y\")];\n\n return {x: x, y: y};\n }\n\n /* global setImmediate */\n\n var Promise = 'Promise' in window ? window.Promise : PromiseFn;\n\n var Deferred = function() {\n var this$1 = this;\n\n this.promise = new Promise(function (resolve, reject) {\n this$1.reject = reject;\n this$1.resolve = resolve;\n });\n };\n\n /**\n * Promises/A+ polyfill v1.1.4 (https://github.com/bramstein/promis)\n */\n\n var RESOLVED = 0;\n var REJECTED = 1;\n var PENDING = 2;\n\n var async = 'setImmediate' in window ? setImmediate : setTimeout;\n\n function PromiseFn(executor) {\n\n this.state = PENDING;\n this.value = undefined;\n this.deferred = [];\n\n var promise = this;\n\n try {\n executor(\n function (x) {\n promise.resolve(x);\n },\n function (r) {\n promise.reject(r);\n }\n );\n } catch (e) {\n promise.reject(e);\n }\n }\n\n PromiseFn.reject = function (r) {\n return new PromiseFn(function (resolve, reject) {\n reject(r);\n });\n };\n\n PromiseFn.resolve = function (x) {\n return new PromiseFn(function (resolve, reject) {\n resolve(x);\n });\n };\n\n PromiseFn.all = function all(iterable) {\n return new PromiseFn(function (resolve, reject) {\n var result = [];\n var count = 0;\n\n if (iterable.length === 0) {\n resolve(result);\n }\n\n function resolver(i) {\n return function (x) {\n result[i] = x;\n count += 1;\n\n if (count === iterable.length) {\n resolve(result);\n }\n };\n }\n\n for (var i = 0; i < iterable.length; i += 1) {\n PromiseFn.resolve(iterable[i]).then(resolver(i), reject);\n }\n });\n };\n\n PromiseFn.race = function race(iterable) {\n return new PromiseFn(function (resolve, reject) {\n for (var i = 0; i < iterable.length; i += 1) {\n PromiseFn.resolve(iterable[i]).then(resolve, reject);\n }\n });\n };\n\n var p = PromiseFn.prototype;\n\n p.resolve = function resolve(x) {\n var promise = this;\n\n if (promise.state === PENDING) {\n if (x === promise) {\n throw new TypeError('Promise settled with itself.');\n }\n\n var called = false;\n\n try {\n var then = x && x.then;\n\n if (x !== null && isObject(x) && isFunction(then)) {\n then.call(\n x,\n function (x) {\n if (!called) {\n promise.resolve(x);\n }\n called = true;\n },\n function (r) {\n if (!called) {\n promise.reject(r);\n }\n called = true;\n }\n );\n return;\n }\n } catch (e) {\n if (!called) {\n promise.reject(e);\n }\n return;\n }\n\n promise.state = RESOLVED;\n promise.value = x;\n promise.notify();\n }\n };\n\n p.reject = function reject(reason) {\n var promise = this;\n\n if (promise.state === PENDING) {\n if (reason === promise) {\n throw new TypeError('Promise settled with itself.');\n }\n\n promise.state = REJECTED;\n promise.value = reason;\n promise.notify();\n }\n };\n\n p.notify = function notify() {\n var this$1 = this;\n\n async(function () {\n if (this$1.state !== PENDING) {\n while (this$1.deferred.length) {\n var ref = this$1.deferred.shift();\n var onResolved = ref[0];\n var onRejected = ref[1];\n var resolve = ref[2];\n var reject = ref[3];\n\n try {\n if (this$1.state === RESOLVED) {\n if (isFunction(onResolved)) {\n resolve(onResolved.call(undefined, this$1.value));\n } else {\n resolve(this$1.value);\n }\n } else if (this$1.state === REJECTED) {\n if (isFunction(onRejected)) {\n resolve(onRejected.call(undefined, this$1.value));\n } else {\n reject(this$1.value);\n }\n }\n } catch (e) {\n reject(e);\n }\n }\n }\n });\n };\n\n p.then = function then(onResolved, onRejected) {\n var this$1 = this;\n\n return new PromiseFn(function (resolve, reject) {\n this$1.deferred.push([onResolved, onRejected, resolve, reject]);\n this$1.notify();\n });\n };\n\n p.catch = function (onRejected) {\n return this.then(undefined, onRejected);\n };\n\n function ajax(url, options) {\n return new Promise(function (resolve, reject) {\n\n var env = assign({\n data: null,\n method: 'GET',\n headers: {},\n xhr: new XMLHttpRequest(),\n beforeSend: noop,\n responseType: ''\n }, options);\n\n env.beforeSend(env);\n\n var xhr = env.xhr;\n\n for (var prop in env) {\n if (prop in xhr) {\n try {\n\n xhr[prop] = env[prop];\n\n } catch (e) {}\n }\n }\n\n xhr.open(env.method.toUpperCase(), url);\n\n for (var header in env.headers) {\n xhr.setRequestHeader(header, env.headers[header]);\n }\n\n on(xhr, 'load', function () {\n\n if (xhr.status === 0 || xhr.status >= 200 && xhr.status < 300 || xhr.status === 304) {\n resolve(xhr);\n } else {\n reject(assign(Error(xhr.statusText), {\n xhr: xhr,\n status: xhr.status\n }));\n }\n\n });\n\n on(xhr, 'error', function () { return reject(assign(Error('Network Error'), {xhr: xhr})); });\n on(xhr, 'timeout', function () { return reject(assign(Error('Network Timeout'), {xhr: xhr})); });\n\n xhr.send(env.data);\n });\n }\n\n function getImage(src, srcset, sizes) {\n\n return new Promise(function (resolve, reject) {\n var img = new Image();\n\n img.onerror = reject;\n img.onload = function () { return resolve(img); };\n\n sizes && (img.sizes = sizes);\n srcset && (img.srcset = srcset);\n img.src = src;\n });\n\n }\n\n function ready(fn) {\n\n if (document.readyState !== 'loading') {\n fn();\n return;\n }\n\n var unbind = on(document, 'DOMContentLoaded', function () {\n unbind();\n fn();\n });\n }\n\n function index(element, ref) {\n return ref\n ? toNodes(element).indexOf(toNode(ref))\n : toNodes((element = toNode(element)) && element.parentNode.children).indexOf(element);\n }\n\n function getIndex(i, elements, current, finite) {\n if ( current === void 0 ) current = 0;\n if ( finite === void 0 ) finite = false;\n\n\n elements = toNodes(elements);\n\n var length = elements.length;\n\n i = isNumeric(i)\n ? toNumber(i)\n : i === 'next'\n ? current + 1\n : i === 'previous'\n ? current - 1\n : index(elements, i);\n\n if (finite) {\n return clamp(i, 0, length - 1);\n }\n\n i %= length;\n\n return i < 0 ? i + length : i;\n }\n\n function empty(element) {\n element = $(element);\n element.innerHTML = '';\n return element;\n }\n\n function html(parent, html) {\n parent = $(parent);\n return isUndefined(html)\n ? parent.innerHTML\n : append(parent.hasChildNodes() ? empty(parent) : parent, html);\n }\n\n function prepend(parent, element) {\n\n parent = $(parent);\n\n if (!parent.hasChildNodes()) {\n return append(parent, element);\n } else {\n return insertNodes(element, function (element) { return parent.insertBefore(element, parent.firstChild); });\n }\n }\n\n function append(parent, element) {\n parent = $(parent);\n return insertNodes(element, function (element) { return parent.appendChild(element); });\n }\n\n function before(ref, element) {\n ref = $(ref);\n return insertNodes(element, function (element) { return ref.parentNode.insertBefore(element, ref); });\n }\n\n function after(ref, element) {\n ref = $(ref);\n return insertNodes(element, function (element) { return ref.nextSibling\n ? before(ref.nextSibling, element)\n : append(ref.parentNode, element); }\n );\n }\n\n function insertNodes(element, fn) {\n element = isString(element) ? fragment(element) : element;\n return element\n ? 'length' in element\n ? toNodes(element).map(fn)\n : fn(element)\n : null;\n }\n\n function remove(element) {\n toNodes(element).map(function (element) { return element.parentNode && element.parentNode.removeChild(element); });\n }\n\n function wrapAll(element, structure) {\n\n structure = toNode(before(element, structure));\n\n while (structure.firstChild) {\n structure = structure.firstChild;\n }\n\n append(structure, element);\n\n return structure;\n }\n\n function wrapInner(element, structure) {\n return toNodes(toNodes(element).map(function (element) { return element.hasChildNodes ? wrapAll(toNodes(element.childNodes), structure) : append(element, structure); }\n ));\n }\n\n function unwrap(element) {\n toNodes(element)\n .map(function (element) { return element.parentNode; })\n .filter(function (value, index, self) { return self.indexOf(value) === index; })\n .forEach(function (parent) {\n before(parent, parent.childNodes);\n remove(parent);\n });\n }\n\n var fragmentRe = /^\\s*<(\\w+|!)[^>]*>/;\n var singleTagRe = /^<(\\w+)\\s*\\/?>(?:<\\/\\1>)?$/;\n\n function fragment(html) {\n\n var matches = singleTagRe.exec(html);\n if (matches) {\n return document.createElement(matches[1]);\n }\n\n var container = document.createElement('div');\n if (fragmentRe.test(html)) {\n container.insertAdjacentHTML('beforeend', html.trim());\n } else {\n container.textContent = html;\n }\n\n return container.childNodes.length > 1 ? toNodes(container.childNodes) : container.firstChild;\n\n }\n\n function apply(node, fn) {\n\n if (!node || node.nodeType !== 1) {\n return;\n }\n\n fn(node);\n node = node.firstElementChild;\n while (node) {\n apply(node, fn);\n node = node.nextElementSibling;\n }\n }\n\n function $(selector, context) {\n return !isString(selector)\n ? toNode(selector)\n : isHtml(selector)\n ? toNode(fragment(selector))\n : find(selector, context);\n }\n\n function $$(selector, context) {\n return !isString(selector)\n ? toNodes(selector)\n : isHtml(selector)\n ? toNodes(fragment(selector))\n : findAll(selector, context);\n }\n\n function isHtml(str) {\n return str[0] === '<' || str.match(/^\\s* 0 ) args[ len ] = arguments[ len + 1 ];\n\n apply$1(element, args, 'add');\n }\n\n function removeClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n apply$1(element, args, 'remove');\n }\n\n function removeClasses(element, cls) {\n attr(element, 'class', function (value) { return (value || '').replace(new RegExp((\"\\\\b\" + cls + \"\\\\b\"), 'g'), ''); });\n }\n\n function replaceClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n args[0] && removeClass(element, args[0]);\n args[1] && addClass(element, args[1]);\n }\n\n function hasClass(element, cls) {\n return cls && toNodes(element).some(function (element) { return element.classList.contains(cls.split(' ')[0]); });\n }\n\n function toggleClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n\n if (!args.length) {\n return;\n }\n\n args = getArgs$1(args);\n\n var force = !isString(last(args)) ? args.pop() : []; // in iOS 9.3 force === undefined evaluates to false\n\n args = args.filter(Boolean);\n\n toNodes(element).forEach(function (ref) {\n var classList = ref.classList;\n\n for (var i = 0; i < args.length; i++) {\n supports.Force\n ? classList.toggle.apply(classList, [args[i]].concat(force))\n : (classList[(!isUndefined(force) ? force : !classList.contains(args[i])) ? 'add' : 'remove'](args[i]));\n }\n });\n\n }\n\n function apply$1(element, args, fn) {\n args = getArgs$1(args).filter(Boolean);\n\n args.length && toNodes(element).forEach(function (ref) {\n var classList = ref.classList;\n\n supports.Multiple\n ? classList[fn].apply(classList, args)\n : args.forEach(function (cls) { return classList[fn](cls); });\n });\n }\n\n function getArgs$1(args) {\n return args.reduce(function (args, arg) { return args.concat.call(args, isString(arg) && includes(arg, ' ') ? arg.trim().split(' ') : arg); }\n , []);\n }\n\n // IE 11\n var supports = {\n\n get Multiple() {\n return this.get('_multiple');\n },\n\n get Force() {\n return this.get('_force');\n },\n\n get: function(key) {\n\n if (!hasOwn(this, key)) {\n var ref = document.createElement('_');\n var classList = ref.classList;\n classList.add('a', 'b');\n classList.toggle('c', false);\n this._multiple = classList.contains('b');\n this._force = !classList.contains('c');\n }\n\n return this[key];\n }\n\n };\n\n var cssNumber = {\n 'animation-iteration-count': true,\n 'column-count': true,\n 'fill-opacity': true,\n 'flex-grow': true,\n 'flex-shrink': true,\n 'font-weight': true,\n 'line-height': true,\n 'opacity': true,\n 'order': true,\n 'orphans': true,\n 'stroke-dasharray': true,\n 'stroke-dashoffset': true,\n 'widows': true,\n 'z-index': true,\n 'zoom': true\n };\n\n function css(element, property, value) {\n\n return toNodes(element).map(function (element) {\n\n if (isString(property)) {\n\n property = propName(property);\n\n if (isUndefined(value)) {\n return getStyle(element, property);\n } else if (!value && !isNumber(value)) {\n element.style.removeProperty(property);\n } else {\n element.style[property] = isNumeric(value) && !cssNumber[property] ? (value + \"px\") : value;\n }\n\n } else if (isArray(property)) {\n\n var styles = getStyles(element);\n\n return property.reduce(function (props, property) {\n props[property] = styles[propName(property)];\n return props;\n }, {});\n\n } else if (isObject(property)) {\n each(property, function (value, property) { return css(element, property, value); });\n }\n\n return element;\n\n })[0];\n\n }\n\n function getStyles(element, pseudoElt) {\n element = toNode(element);\n return element.ownerDocument.defaultView.getComputedStyle(element, pseudoElt);\n }\n\n function getStyle(element, property, pseudoElt) {\n return getStyles(element, pseudoElt)[property];\n }\n\n var vars = {};\n\n function getCssVar(name) {\n\n var docEl = document.documentElement;\n\n if (!isIE) {\n return getStyles(docEl).getPropertyValue((\"--uk-\" + name));\n }\n\n if (!(name in vars)) {\n\n /* usage in css: .uk-name:before { content:\"xyz\" } */\n\n var element = append(docEl, document.createElement('div'));\n\n addClass(element, (\"uk-\" + name));\n\n vars[name] = getStyle(element, 'content', ':before').replace(/^[\"'](.*)[\"']$/, '$1');\n\n remove(element);\n\n }\n\n return vars[name];\n\n }\n\n var cssProps = {};\n\n function propName(name) {\n\n var ret = cssProps[name];\n if (!ret) {\n ret = cssProps[name] = vendorPropName(name) || name;\n }\n return ret;\n }\n\n var cssPrefixes = ['webkit', 'moz', 'ms'];\n\n function vendorPropName(name) {\n\n name = hyphenate(name);\n\n var ref = document.documentElement;\n var style = ref.style;\n\n if (name in style) {\n return name;\n }\n\n var i = cssPrefixes.length, prefixedName;\n\n while (i--) {\n prefixedName = \"-\" + (cssPrefixes[i]) + \"-\" + name;\n if (prefixedName in style) {\n return prefixedName;\n }\n }\n }\n\n function transition(element, props, duration, timing) {\n if ( duration === void 0 ) duration = 400;\n if ( timing === void 0 ) timing = 'linear';\n\n\n return Promise.all(toNodes(element).map(function (element) { return new Promise(function (resolve, reject) {\n\n for (var name in props) {\n var value = css(element, name);\n if (value === '') {\n css(element, name, value);\n }\n }\n\n var timer = setTimeout(function () { return trigger(element, 'transitionend'); }, duration);\n\n once(element, 'transitionend transitioncanceled', function (ref) {\n var type = ref.type;\n\n clearTimeout(timer);\n removeClass(element, 'uk-transition');\n css(element, {\n 'transition-property': '',\n 'transition-duration': '',\n 'transition-timing-function': ''\n });\n type === 'transitioncanceled' ? reject() : resolve();\n }, {self: true});\n\n addClass(element, 'uk-transition');\n css(element, assign({\n 'transition-property': Object.keys(props).map(propName).join(','),\n 'transition-duration': (duration + \"ms\"),\n 'transition-timing-function': timing\n }, props));\n\n }); }\n ));\n\n }\n\n var Transition = {\n\n start: transition,\n\n stop: function(element) {\n trigger(element, 'transitionend');\n return Promise.resolve();\n },\n\n cancel: function(element) {\n trigger(element, 'transitioncanceled');\n },\n\n inProgress: function(element) {\n return hasClass(element, 'uk-transition');\n }\n\n };\n\n var animationPrefix = 'uk-animation-';\n var clsCancelAnimation = 'uk-cancel-animation';\n\n function animate(element, animation, duration, origin, out) {\n var arguments$1 = arguments;\n if ( duration === void 0 ) duration = 200;\n\n\n return Promise.all(toNodes(element).map(function (element) { return new Promise(function (resolve, reject) {\n\n if (hasClass(element, clsCancelAnimation)) {\n requestAnimationFrame(function () { return Promise.resolve().then(function () { return animate.apply(void 0, arguments$1).then(resolve, reject); }\n ); }\n );\n return;\n }\n\n var cls = animation + \" \" + animationPrefix + (out ? 'leave' : 'enter');\n\n if (startsWith(animation, animationPrefix)) {\n\n if (origin) {\n cls += \" uk-transform-origin-\" + origin;\n }\n\n if (out) {\n cls += \" \" + animationPrefix + \"reverse\";\n }\n\n }\n\n reset();\n\n once(element, 'animationend animationcancel', function (ref) {\n var type = ref.type;\n\n\n var hasReset = false;\n\n if (type === 'animationcancel') {\n reject();\n reset();\n } else {\n resolve();\n Promise.resolve().then(function () {\n hasReset = true;\n reset();\n });\n }\n\n requestAnimationFrame(function () {\n if (!hasReset) {\n addClass(element, clsCancelAnimation);\n\n requestAnimationFrame(function () { return removeClass(element, clsCancelAnimation); });\n }\n });\n\n }, {self: true});\n\n css(element, 'animationDuration', (duration + \"ms\"));\n addClass(element, cls);\n\n function reset() {\n css(element, 'animationDuration', '');\n removeClasses(element, (animationPrefix + \"\\\\S*\"));\n }\n\n }); }\n ));\n\n }\n\n var inProgress = new RegExp((animationPrefix + \"(enter|leave)\"));\n var Animation = {\n\n in: function(element, animation, duration, origin) {\n return animate(element, animation, duration, origin, false);\n },\n\n out: function(element, animation, duration, origin) {\n return animate(element, animation, duration, origin, true);\n },\n\n inProgress: function(element) {\n return inProgress.test(attr(element, 'class'));\n },\n\n cancel: function(element) {\n trigger(element, 'animationcancel');\n }\n\n };\n\n var dirs = {\n width: ['x', 'left', 'right'],\n height: ['y', 'top', 'bottom']\n };\n\n function positionAt(element, target, elAttach, targetAttach, elOffset, targetOffset, flip, boundary) {\n\n elAttach = getPos(elAttach);\n targetAttach = getPos(targetAttach);\n\n var flipped = {element: elAttach, target: targetAttach};\n\n if (!element || !target) {\n return flipped;\n }\n\n var dim = getDimensions(element);\n var targetDim = getDimensions(target);\n var position = targetDim;\n\n moveTo(position, elAttach, dim, -1);\n moveTo(position, targetAttach, targetDim, 1);\n\n elOffset = getOffsets(elOffset, dim.width, dim.height);\n targetOffset = getOffsets(targetOffset, targetDim.width, targetDim.height);\n\n elOffset['x'] += targetOffset['x'];\n elOffset['y'] += targetOffset['y'];\n\n position.left += elOffset['x'];\n position.top += elOffset['y'];\n\n if (flip) {\n\n var boundaries = [getDimensions(getWindow(element))];\n\n if (boundary) {\n boundaries.unshift(getDimensions(boundary));\n }\n\n each(dirs, function (ref, prop) {\n var dir = ref[0];\n var align = ref[1];\n var alignFlip = ref[2];\n\n\n if (!(flip === true || includes(flip, dir))) {\n return;\n }\n\n boundaries.some(function (boundary) {\n\n var elemOffset = elAttach[dir] === align\n ? -dim[prop]\n : elAttach[dir] === alignFlip\n ? dim[prop]\n : 0;\n\n var targetOffset = targetAttach[dir] === align\n ? targetDim[prop]\n : targetAttach[dir] === alignFlip\n ? -targetDim[prop]\n : 0;\n\n if (position[align] < boundary[align] || position[align] + dim[prop] > boundary[alignFlip]) {\n\n var centerOffset = dim[prop] / 2;\n var centerTargetOffset = targetAttach[dir] === 'center' ? -targetDim[prop] / 2 : 0;\n\n return elAttach[dir] === 'center' && (\n apply(centerOffset, centerTargetOffset)\n || apply(-centerOffset, -centerTargetOffset)\n ) || apply(elemOffset, targetOffset);\n\n }\n\n function apply(elemOffset, targetOffset) {\n\n var newVal = position[align] + elemOffset + targetOffset - elOffset[dir] * 2;\n\n if (newVal >= boundary[align] && newVal + dim[prop] <= boundary[alignFlip]) {\n position[align] = newVal;\n\n ['element', 'target'].forEach(function (el) {\n flipped[el][dir] = !elemOffset\n ? flipped[el][dir]\n : flipped[el][dir] === dirs[prop][1]\n ? dirs[prop][2]\n : dirs[prop][1];\n });\n\n return true;\n }\n\n }\n\n });\n\n });\n }\n\n offset(element, position);\n\n return flipped;\n }\n\n function offset(element, coordinates) {\n\n element = toNode(element);\n\n if (coordinates) {\n\n var currentOffset = offset(element);\n var pos = css(element, 'position');\n\n ['left', 'top'].forEach(function (prop) {\n if (prop in coordinates) {\n var value = css(element, prop);\n css(element, prop, coordinates[prop] - currentOffset[prop]\n + toFloat(pos === 'absolute' && value === 'auto'\n ? position(element)[prop]\n : value)\n );\n }\n });\n\n return;\n }\n\n return getDimensions(element);\n }\n\n function getDimensions(element) {\n\n element = toNode(element);\n\n if (!element) {\n return {};\n }\n\n var ref = getWindow(element);\n var top = ref.pageYOffset;\n var left = ref.pageXOffset;\n\n if (isWindow(element)) {\n\n var height = element.innerHeight;\n var width = element.innerWidth;\n\n return {\n top: top,\n left: left,\n height: height,\n width: width,\n bottom: top + height,\n right: left + width\n };\n }\n\n var style, hidden;\n\n if (!isVisible(element) && css(element, 'display') === 'none') {\n\n style = attr(element, 'style');\n hidden = attr(element, 'hidden');\n\n attr(element, {\n style: ((style || '') + \";display:block !important;\"),\n hidden: null\n });\n }\n\n var rect = element.getBoundingClientRect();\n\n if (!isUndefined(style)) {\n attr(element, {style: style, hidden: hidden});\n }\n\n return {\n height: rect.height,\n width: rect.width,\n top: rect.top + top,\n left: rect.left + left,\n bottom: rect.bottom + top,\n right: rect.right + left\n };\n }\n\n function position(element) {\n element = toNode(element);\n\n var parent = element.offsetParent || getDocEl(element);\n var parentOffset = offset(parent);\n var ref = ['top', 'left'].reduce(function (props, prop) {\n var propName = ucfirst(prop);\n props[prop] -= parentOffset[prop]\n + toFloat(css(element, (\"margin\" + propName)))\n + toFloat(css(parent, (\"border\" + propName + \"Width\")));\n return props;\n }, offset(element));\n var top = ref.top;\n var left = ref.left;\n\n return {top: top, left: left};\n }\n\n var height = dimension('height');\n var width = dimension('width');\n\n function dimension(prop) {\n var propName = ucfirst(prop);\n return function (element, value) {\n\n element = toNode(element);\n\n if (isUndefined(value)) {\n\n if (isWindow(element)) {\n return element[(\"inner\" + propName)];\n }\n\n if (isDocument(element)) {\n var doc = element.documentElement;\n return Math.max(doc[(\"offset\" + propName)], doc[(\"scroll\" + propName)]);\n }\n\n value = css(element, prop);\n value = value === 'auto' ? element[(\"offset\" + propName)] : toFloat(value) || 0;\n\n return value - boxModelAdjust(prop, element);\n\n } else {\n\n css(element, prop, !value && value !== 0\n ? ''\n : +value + boxModelAdjust(prop, element) + 'px'\n );\n\n }\n\n };\n }\n\n function boxModelAdjust(prop, element, sizing) {\n if ( sizing === void 0 ) sizing = 'border-box';\n\n return css(element, 'boxSizing') === sizing\n ? dirs[prop].slice(1).map(ucfirst).reduce(function (value, prop) { return value\n + toFloat(css(element, (\"padding\" + prop)))\n + toFloat(css(element, (\"border\" + prop + \"Width\"))); }\n , 0)\n : 0;\n }\n\n function moveTo(position, attach, dim, factor) {\n each(dirs, function (ref, prop) {\n var dir = ref[0];\n var align = ref[1];\n var alignFlip = ref[2];\n\n if (attach[dir] === alignFlip) {\n position[align] += dim[prop] * factor;\n } else if (attach[dir] === 'center') {\n position[align] += dim[prop] * factor / 2;\n }\n });\n }\n\n function getPos(pos) {\n\n var x = /left|center|right/;\n var y = /top|center|bottom/;\n\n pos = (pos || '').split(' ');\n\n if (pos.length === 1) {\n pos = x.test(pos[0])\n ? pos.concat(['center'])\n : y.test(pos[0])\n ? ['center'].concat(pos)\n : ['center', 'center'];\n }\n\n return {\n x: x.test(pos[0]) ? pos[0] : 'center',\n y: y.test(pos[1]) ? pos[1] : 'center'\n };\n }\n\n function getOffsets(offsets, width, height) {\n\n var ref = (offsets || '').split(' ');\n var x = ref[0];\n var y = ref[1];\n\n return {\n x: x ? toFloat(x) * (endsWith(x, '%') ? width / 100 : 1) : 0,\n y: y ? toFloat(y) * (endsWith(y, '%') ? height / 100 : 1) : 0\n };\n }\n\n function flipPosition(pos) {\n switch (pos) {\n case 'left':\n return 'right';\n case 'right':\n return 'left';\n case 'top':\n return 'bottom';\n case 'bottom':\n return 'top';\n default:\n return pos;\n }\n }\n\n function isInView(element, topOffset, leftOffset) {\n if ( topOffset === void 0 ) topOffset = 0;\n if ( leftOffset === void 0 ) leftOffset = 0;\n\n\n if (!isVisible(element)) {\n return false;\n }\n\n element = toNode(element);\n\n var win = getWindow(element);\n var client = element.getBoundingClientRect();\n var bounding = {\n top: -topOffset,\n left: -leftOffset,\n bottom: topOffset + height(win),\n right: leftOffset + width(win)\n };\n\n return intersectRect(client, bounding) || pointInRect({x: client.left, y: client.top}, bounding);\n\n }\n\n function scrolledOver(element, heightOffset) {\n if ( heightOffset === void 0 ) heightOffset = 0;\n\n\n if (!isVisible(element)) {\n return 0;\n }\n\n element = toNode(element);\n\n var win = getWindow(element);\n var doc = getDocument(element);\n var elHeight = element.offsetHeight + heightOffset;\n var ref = offsetPosition(element);\n var top = ref[0];\n var vp = height(win);\n var vh = vp + Math.min(0, top - vp);\n var diff = Math.max(0, vp - (height(doc) + heightOffset - (top + elHeight)));\n\n return clamp(((vh + win.pageYOffset - top) / ((vh + (elHeight - (diff < vp ? diff : 0))) / 100)) / 100);\n }\n\n function scrollTop(element, top) {\n element = toNode(element);\n\n if (isWindow(element) || isDocument(element)) {\n var ref = getWindow(element);\n var scrollTo = ref.scrollTo;\n var pageXOffset = ref.pageXOffset;\n scrollTo(pageXOffset, top);\n } else {\n element.scrollTop = top;\n }\n }\n\n function offsetPosition(element) {\n var offset = [0, 0];\n\n do {\n\n offset[0] += element.offsetTop;\n offset[1] += element.offsetLeft;\n\n if (css(element, 'position') === 'fixed') {\n var win = getWindow(element);\n offset[0] += win.pageYOffset;\n offset[1] += win.pageXOffset;\n return offset;\n }\n\n } while ((element = element.offsetParent));\n\n return offset;\n }\n\n function toPx(value, property, element) {\n if ( property === void 0 ) property = 'width';\n if ( element === void 0 ) element = window;\n\n return isNumeric(value)\n ? +value\n : endsWith(value, 'vh')\n ? percent(height(getWindow(element)), value)\n : endsWith(value, 'vw')\n ? percent(width(getWindow(element)), value)\n : endsWith(value, '%')\n ? percent(getDimensions(element)[property], value)\n : toFloat(value);\n }\n\n function percent(base, value) {\n return base * toFloat(value) / 100;\n }\n\n function getWindow(element) {\n return isWindow(element) ? element : getDocument(element).defaultView;\n }\n\n function getDocument(element) {\n return toNode(element).ownerDocument;\n }\n\n function getDocEl(element) {\n return getDocument(element).documentElement;\n }\n\n /*\n Based on:\n Copyright (c) 2016 Wilson Page wilsonpage@me.com\n https://github.com/wilsonpage/fastdom\n */\n\n var fastdom = {\n\n reads: [],\n writes: [],\n\n read: function(task) {\n this.reads.push(task);\n scheduleFlush();\n return task;\n },\n\n write: function(task) {\n this.writes.push(task);\n scheduleFlush();\n return task;\n },\n\n clear: function(task) {\n return remove$1(this.reads, task) || remove$1(this.writes, task);\n },\n\n flush: flush\n\n };\n\n function flush() {\n runTasks(fastdom.reads);\n runTasks(fastdom.writes.splice(0, fastdom.writes.length));\n\n fastdom.scheduled = false;\n\n if (fastdom.reads.length || fastdom.writes.length) {\n scheduleFlush(true);\n }\n }\n\n function scheduleFlush(microtask) {\n if ( microtask === void 0 ) microtask = false;\n\n if (!fastdom.scheduled) {\n fastdom.scheduled = true;\n if (microtask) {\n Promise.resolve().then(flush);\n } else {\n requestAnimationFrame(flush);\n }\n }\n }\n\n function runTasks(tasks) {\n var task;\n while ((task = tasks.shift())) {\n task();\n }\n }\n\n function remove$1(array, item) {\n var index = array.indexOf(item);\n return !!~index && !!array.splice(index, 1);\n }\n\n function MouseTracker() {}\n\n MouseTracker.prototype = {\n\n positions: [],\n position: null,\n\n init: function() {\n var this$1 = this;\n\n\n this.positions = [];\n this.position = null;\n\n var ticking = false;\n this.unbind = on(document, 'mousemove', function (e) {\n\n if (ticking) {\n return;\n }\n\n setTimeout(function () {\n\n var time = Date.now();\n var ref = this$1.positions;\n var length = ref.length;\n\n if (length && (time - this$1.positions[length - 1].time > 100)) {\n this$1.positions.splice(0, length);\n }\n\n this$1.positions.push({time: time, x: e.pageX, y: e.pageY});\n\n if (this$1.positions.length > 5) {\n this$1.positions.shift();\n }\n\n ticking = false;\n }, 5);\n\n ticking = true;\n });\n\n },\n\n cancel: function() {\n if (this.unbind) {\n this.unbind();\n }\n },\n\n movesTo: function(target) {\n\n if (this.positions.length < 2) {\n return false;\n }\n\n var p = offset(target);\n var position = last(this.positions);\n var ref = this.positions;\n var prevPos = ref[0];\n\n if (p.left <= position.x && position.x <= p.right && p.top <= position.y && position.y <= p.bottom) {\n return false;\n }\n\n var points = [\n [{x: p.left, y: p.top}, {x: p.right, y: p.bottom}],\n [{x: p.right, y: p.top}, {x: p.left, y: p.bottom}]\n ];\n\n if (p.right <= position.x) ; else if (p.left >= position.x) {\n points[0].reverse();\n points[1].reverse();\n } else if (p.bottom <= position.y) {\n points[0].reverse();\n } else if (p.top >= position.y) {\n points[1].reverse();\n }\n\n return !!points.reduce(function (result, point) {\n return result + (slope(prevPos, point[0]) < slope(position, point[0]) && slope(prevPos, point[1]) > slope(position, point[1]));\n }, 0);\n }\n\n };\n\n function slope(a, b) {\n return (b.y - a.y) / (b.x - a.x);\n }\n\n var strats = {};\n\n strats.events =\n strats.created =\n strats.beforeConnect =\n strats.connected =\n strats.beforeDisconnect =\n strats.disconnected =\n strats.destroy = concatStrat;\n\n // args strategy\n strats.args = function (parentVal, childVal) {\n return childVal !== false && concatStrat(childVal || parentVal);\n };\n\n // update strategy\n strats.update = function (parentVal, childVal) {\n return sortBy(concatStrat(parentVal, isFunction(childVal) ? {read: childVal} : childVal), 'order');\n };\n\n // property strategy\n strats.props = function (parentVal, childVal) {\n\n if (isArray(childVal)) {\n childVal = childVal.reduce(function (value, key) {\n value[key] = String;\n return value;\n }, {});\n }\n\n return strats.methods(parentVal, childVal);\n };\n\n // extend strategy\n strats.computed =\n strats.methods = function (parentVal, childVal) {\n return childVal\n ? parentVal\n ? assign({}, parentVal, childVal)\n : childVal\n : parentVal;\n };\n\n // data strategy\n strats.data = function (parentVal, childVal, vm) {\n\n if (!vm) {\n\n if (!childVal) {\n return parentVal;\n }\n\n if (!parentVal) {\n return childVal;\n }\n\n return function (vm) {\n return mergeFnData(parentVal, childVal, vm);\n };\n\n }\n\n return mergeFnData(parentVal, childVal, vm);\n };\n\n function mergeFnData(parentVal, childVal, vm) {\n return strats.computed(\n isFunction(parentVal)\n ? parentVal.call(vm, vm)\n : parentVal,\n isFunction(childVal)\n ? childVal.call(vm, vm)\n : childVal\n );\n }\n\n // concat strategy\n function concatStrat(parentVal, childVal) {\n\n parentVal = parentVal && !isArray(parentVal) ? [parentVal] : parentVal;\n\n return childVal\n ? parentVal\n ? parentVal.concat(childVal)\n : isArray(childVal)\n ? childVal\n : [childVal]\n : parentVal;\n }\n\n // default strategy\n function defaultStrat(parentVal, childVal) {\n return isUndefined(childVal) ? parentVal : childVal;\n }\n\n function mergeOptions(parent, child, vm) {\n\n var options = {};\n\n if (isFunction(child)) {\n child = child.options;\n }\n\n if (child.extends) {\n parent = mergeOptions(parent, child.extends, vm);\n }\n\n if (child.mixins) {\n for (var i = 0, l = child.mixins.length; i < l; i++) {\n parent = mergeOptions(parent, child.mixins[i], vm);\n }\n }\n\n for (var key in parent) {\n mergeKey(key);\n }\n\n for (var key$1 in child) {\n if (!hasOwn(parent, key$1)) {\n mergeKey(key$1);\n }\n }\n\n function mergeKey(key) {\n options[key] = (strats[key] || defaultStrat)(parent[key], child[key], vm);\n }\n\n return options;\n }\n\n function parseOptions(options, args) {\n var obj;\n\n if ( args === void 0 ) args = [];\n\n try {\n\n return !options\n ? {}\n : startsWith(options, '{')\n ? JSON.parse(options)\n : args.length && !includes(options, ':')\n ? (( obj = {}, obj[args[0]] = options, obj ))\n : options.split(';').reduce(function (options, option) {\n var ref = option.split(/:(.*)/);\n var key = ref[0];\n var value = ref[1];\n if (key && !isUndefined(value)) {\n options[key.trim()] = value.trim();\n }\n return options;\n }, {});\n\n } catch (e) {\n return {};\n }\n\n }\n\n var id = 0;\n\n var Player = function(el) {\n this.id = ++id;\n this.el = toNode(el);\n };\n\n Player.prototype.isVideo = function () {\n return this.isYoutube() || this.isVimeo() || this.isHTML5();\n };\n\n Player.prototype.isHTML5 = function () {\n return this.el.tagName === 'VIDEO';\n };\n\n Player.prototype.isIFrame = function () {\n return this.el.tagName === 'IFRAME';\n };\n\n Player.prototype.isYoutube = function () {\n return this.isIFrame() && !!this.el.src.match(/\\/\\/.*?youtube(-nocookie)?\\.[a-z]+\\/(watch\\?v=[^&\\s]+|embed)|youtu\\.be\\/.*/);\n };\n\n Player.prototype.isVimeo = function () {\n return this.isIFrame() && !!this.el.src.match(/vimeo\\.com\\/video\\/.*/);\n };\n\n Player.prototype.enableApi = function () {\n var this$1 = this;\n\n\n if (this.ready) {\n return this.ready;\n }\n\n var youtube = this.isYoutube();\n var vimeo = this.isVimeo();\n\n var poller;\n\n if (youtube || vimeo) {\n\n return this.ready = new Promise(function (resolve) {\n\n once(this$1.el, 'load', function () {\n if (youtube) {\n var listener = function () { return post(this$1.el, {event: 'listening', id: this$1.id}); };\n poller = setInterval(listener, 100);\n listener();\n }\n });\n\n listen(function (data) { return youtube && data.id === this$1.id && data.event === 'onReady' || vimeo && Number(data.player_id) === this$1.id; })\n .then(function () {\n resolve();\n poller && clearInterval(poller);\n });\n\n attr(this$1.el, 'src', (\"\" + (this$1.el.src) + (includes(this$1.el.src, '?') ? '&' : '?') + (youtube ? 'enablejsapi=1' : (\"api=1&player_id=\" + (this$1.id)))));\n\n });\n\n }\n\n return Promise.resolve();\n\n };\n\n Player.prototype.play = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'playVideo', method: 'play'}); });\n } else if (this.isHTML5()) {\n try {\n var promise = this.el.play();\n\n if (promise) {\n promise.catch(noop);\n }\n } catch (e) {}\n }\n };\n\n Player.prototype.pause = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'pauseVideo', method: 'pause'}); });\n } else if (this.isHTML5()) {\n this.el.pause();\n }\n };\n\n Player.prototype.mute = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'mute', method: 'setVolume', value: 0}); });\n } else if (this.isHTML5()) {\n this.el.muted = true;\n attr(this.el, 'muted', '');\n }\n\n };\n\n function post(el, cmd) {\n try {\n el.contentWindow.postMessage(JSON.stringify(assign({event: 'command'}, cmd)), '*');\n } catch (e) {}\n }\n\n function listen(cb) {\n\n return new Promise(function (resolve) {\n\n once(window, 'message', function (_, data) { return resolve(data); }, false, function (ref) {\n var data = ref.data;\n\n\n if (!data || !isString(data)) {\n return;\n }\n\n try {\n data = JSON.parse(data);\n } catch (e) {\n return;\n }\n\n return data && cb(data);\n\n });\n\n });\n\n }\n\n var IntersectionObserver = 'IntersectionObserver' in window\n ? window.IntersectionObserver\n : /*@__PURE__*/(function () {\n function IntersectionObserverClass(callback, ref) {\n var this$1 = this;\n if ( ref === void 0 ) ref = {};\n var rootMargin = ref.rootMargin; if ( rootMargin === void 0 ) rootMargin = '0 0';\n\n\n this.targets = [];\n\n var ref$1 = (rootMargin || '0 0').split(' ').map(toFloat);\n var offsetTop = ref$1[0];\n var offsetLeft = ref$1[1];\n\n this.offsetTop = offsetTop;\n this.offsetLeft = offsetLeft;\n\n var pending;\n this.apply = function () {\n\n if (pending) {\n return;\n }\n\n pending = requestAnimationFrame(function () { return setTimeout(function () {\n var records = this$1.takeRecords();\n\n if (records.length) {\n callback(records, this$1);\n }\n\n pending = false;\n }); });\n\n };\n\n this.off = on(window, 'scroll resize load', this.apply, {passive: true, capture: true});\n\n }\n\n IntersectionObserverClass.prototype.takeRecords = function () {\n var this$1 = this;\n\n return this.targets.filter(function (entry) {\n\n var inView = isInView(entry.target, this$1.offsetTop, this$1.offsetLeft);\n\n if (entry.isIntersecting === null || inView ^ entry.isIntersecting) {\n entry.isIntersecting = inView;\n return true;\n }\n\n });\n };\n\n IntersectionObserverClass.prototype.observe = function (target) {\n this.targets.push({\n target: target,\n isIntersecting: null\n });\n this.apply();\n };\n\n IntersectionObserverClass.prototype.disconnect = function () {\n this.targets = [];\n this.off();\n };\n\n return IntersectionObserverClass;\n }());\n\n\n\n var util = /*#__PURE__*/Object.freeze({\n ajax: ajax,\n getImage: getImage,\n transition: transition,\n Transition: Transition,\n animate: animate,\n Animation: Animation,\n attr: attr,\n hasAttr: hasAttr,\n removeAttr: removeAttr,\n data: data,\n addClass: addClass,\n removeClass: removeClass,\n removeClasses: removeClasses,\n replaceClass: replaceClass,\n hasClass: hasClass,\n toggleClass: toggleClass,\n positionAt: positionAt,\n offset: offset,\n position: position,\n height: height,\n width: width,\n boxModelAdjust: boxModelAdjust,\n flipPosition: flipPosition,\n isInView: isInView,\n scrolledOver: scrolledOver,\n scrollTop: scrollTop,\n offsetPosition: offsetPosition,\n toPx: toPx,\n ready: ready,\n index: index,\n getIndex: getIndex,\n empty: empty,\n html: html,\n prepend: prepend,\n append: append,\n before: before,\n after: after,\n remove: remove,\n wrapAll: wrapAll,\n wrapInner: wrapInner,\n unwrap: unwrap,\n fragment: fragment,\n apply: apply,\n $: $,\n $$: $$,\n isIE: isIE,\n isRtl: isRtl,\n hasTouch: hasTouch,\n pointerDown: pointerDown,\n pointerMove: pointerMove,\n pointerUp: pointerUp,\n pointerEnter: pointerEnter,\n pointerLeave: pointerLeave,\n pointerCancel: pointerCancel,\n on: on,\n off: off,\n once: once,\n trigger: trigger,\n createEvent: createEvent,\n toEventTargets: toEventTargets,\n isTouch: isTouch,\n getEventPos: getEventPos,\n fastdom: fastdom,\n isVoidElement: isVoidElement,\n isVisible: isVisible,\n selInput: selInput,\n isInput: isInput,\n filter: filter,\n within: within,\n hasOwn: hasOwn,\n hyphenate: hyphenate,\n camelize: camelize,\n ucfirst: ucfirst,\n startsWith: startsWith,\n endsWith: endsWith,\n includes: includes,\n findIndex: findIndex,\n isArray: isArray,\n isFunction: isFunction,\n isObject: isObject,\n isPlainObject: isPlainObject,\n isWindow: isWindow,\n isDocument: isDocument,\n isJQuery: isJQuery,\n isNode: isNode,\n isNodeCollection: isNodeCollection,\n isBoolean: isBoolean,\n isString: isString,\n isNumber: isNumber,\n isNumeric: isNumeric,\n isEmpty: isEmpty,\n isUndefined: isUndefined,\n toBoolean: toBoolean,\n toNumber: toNumber,\n toFloat: toFloat,\n toNode: toNode,\n toNodes: toNodes,\n toList: toList,\n toMs: toMs,\n isEqual: isEqual,\n swap: swap,\n assign: assign,\n last: last,\n each: each,\n sortBy: sortBy,\n uniqueBy: uniqueBy,\n clamp: clamp,\n noop: noop,\n intersectRect: intersectRect,\n pointInRect: pointInRect,\n Dimensions: Dimensions,\n MouseTracker: MouseTracker,\n mergeOptions: mergeOptions,\n parseOptions: parseOptions,\n Player: Player,\n Promise: Promise,\n Deferred: Deferred,\n IntersectionObserver: IntersectionObserver,\n query: query,\n queryAll: queryAll,\n find: find,\n findAll: findAll,\n matches: matches,\n closest: closest,\n parents: parents,\n escape: escape,\n css: css,\n getStyles: getStyles,\n getStyle: getStyle,\n getCssVar: getCssVar,\n propName: propName\n });\n\n function componentAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n var components = {};\n\n UIkit.component = function (name, options) {\n\n if (!options) {\n\n if (isPlainObject(components[name])) {\n components[name] = UIkit.extend(components[name]);\n }\n\n return components[name];\n\n }\n\n UIkit[name] = function (element, data) {\n var i = arguments.length, argsArray = Array(i);\n while ( i-- ) argsArray[i] = arguments[i];\n\n\n var component = UIkit.component(name);\n\n if (isPlainObject(element)) {\n return new component({data: element});\n }\n\n if (component.options.functional) {\n return new component({data: [].concat( argsArray )});\n }\n\n return element && element.nodeType ? init(element) : $$(element).map(init)[0];\n\n function init(element) {\n\n var instance = UIkit.getComponent(element, name);\n\n if (instance) {\n if (!data) {\n return instance;\n } else {\n instance.$destroy();\n }\n }\n\n return new component({el: element, data: data});\n\n }\n\n };\n\n var opt = isPlainObject(options) ? assign({}, options) : options.options;\n\n opt.name = name;\n\n if (opt.install) {\n opt.install(UIkit, opt, name);\n }\n\n if (UIkit._initialized && !opt.functional) {\n var id = hyphenate(name);\n fastdom.read(function () { return UIkit[name]((\"[uk-\" + id + \"],[data-uk-\" + id + \"]\")); });\n }\n\n return components[name] = isPlainObject(options) ? opt : options;\n };\n\n UIkit.getComponents = function (element) { return element && element[DATA] || {}; };\n UIkit.getComponent = function (element, name) { return UIkit.getComponents(element)[name]; };\n\n UIkit.connect = function (node) {\n\n if (node[DATA]) {\n for (var name in node[DATA]) {\n node[DATA][name]._callConnected();\n }\n }\n\n for (var i = 0; i < node.attributes.length; i++) {\n\n var name$1 = getComponentName(node.attributes[i].name);\n\n if (name$1 && name$1 in components) {\n UIkit[name$1](node);\n }\n\n }\n\n };\n\n UIkit.disconnect = function (node) {\n for (var name in node[DATA]) {\n node[DATA][name]._callDisconnected();\n }\n };\n\n }\n\n function getComponentName(attribute) {\n return startsWith(attribute, 'uk-') || startsWith(attribute, 'data-uk-')\n ? camelize(attribute.replace('data-uk-', '').replace('uk-', ''))\n : false;\n }\n\n function boot (UIkit) {\n\n var connect = UIkit.connect;\n var disconnect = UIkit.disconnect;\n\n if (!('MutationObserver' in window)) {\n return;\n }\n\n if (document.body) {\n\n fastdom.read(init);\n\n } else {\n\n (new MutationObserver(function () {\n\n if (document.body) {\n this.disconnect();\n init();\n }\n\n })).observe(document, {childList: true, subtree: true});\n\n }\n\n function init() {\n\n apply(document.body, connect);\n\n // Safari renders prior to first animation frame\n fastdom.flush();\n\n (new MutationObserver(function (mutations) { return mutations.forEach(applyMutation); })).observe(document, {\n childList: true,\n subtree: true,\n characterData: true,\n attributes: true\n });\n\n UIkit._initialized = true;\n }\n\n function applyMutation(mutation) {\n\n var target = mutation.target;\n var type = mutation.type;\n\n var update = type !== 'attributes'\n ? applyChildList(mutation)\n : applyAttribute(mutation);\n\n update && UIkit.update(target);\n\n }\n\n function applyAttribute(ref) {\n var target = ref.target;\n var attributeName = ref.attributeName;\n\n\n if (attributeName === 'href') {\n return true;\n }\n\n var name = getComponentName(attributeName);\n\n if (!name || !(name in UIkit)) {\n return;\n }\n\n if (hasAttr(target, attributeName)) {\n UIkit[name](target);\n return true;\n }\n\n var component = UIkit.getComponent(target, name);\n\n if (component) {\n component.$destroy();\n return true;\n }\n\n }\n\n function applyChildList(ref) {\n var addedNodes = ref.addedNodes;\n var removedNodes = ref.removedNodes;\n\n\n for (var i = 0; i < addedNodes.length; i++) {\n apply(addedNodes[i], connect);\n }\n\n for (var i$1 = 0; i$1 < removedNodes.length; i$1++) {\n apply(removedNodes[i$1], disconnect);\n }\n\n return true;\n }\n\n function apply(node, fn) {\n\n if (node.nodeType !== 1 || hasAttr(node, 'uk-no-boot')) {\n return;\n }\n\n fn(node);\n node = node.firstElementChild;\n while (node) {\n var next = node.nextElementSibling;\n apply(node, fn);\n node = next;\n }\n }\n\n }\n\n function globalAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n UIkit.use = function (plugin) {\n\n if (plugin.installed) {\n return;\n }\n\n plugin.call(null, this);\n plugin.installed = true;\n\n return this;\n };\n\n UIkit.mixin = function (mixin, component) {\n component = (isString(component) ? UIkit.component(component) : component) || this;\n component.options = mergeOptions(component.options, mixin);\n };\n\n UIkit.extend = function (options) {\n\n options = options || {};\n\n var Super = this;\n var Sub = function UIkitComponent(options) {\n this._init(options);\n };\n\n Sub.prototype = Object.create(Super.prototype);\n Sub.prototype.constructor = Sub;\n Sub.options = mergeOptions(Super.options, options);\n\n Sub.super = Super;\n Sub.extend = Super.extend;\n\n return Sub;\n };\n\n UIkit.update = function (element, e) {\n\n element = element ? toNode(element) : document.body;\n\n path(element, function (element) { return update(element[DATA], e); });\n apply(element, function (element) { return update(element[DATA], e); });\n\n };\n\n var container;\n Object.defineProperty(UIkit, 'container', {\n\n get: function() {\n return container || document.body;\n },\n\n set: function(element) {\n container = $(element);\n }\n\n });\n\n function update(data, e) {\n\n if (!data) {\n return;\n }\n\n for (var name in data) {\n if (data[name]._connected) {\n data[name]._callUpdate(e);\n }\n }\n\n }\n\n function path(node, fn) {\n if (node && node !== document.body && node.parentNode) {\n path(node.parentNode, fn);\n fn(node.parentNode);\n }\n }\n\n }\n\n function hooksAPI (UIkit) {\n\n UIkit.prototype._callHook = function (hook) {\n var this$1 = this;\n\n\n var handlers = this.$options[hook];\n\n if (handlers) {\n handlers.forEach(function (handler) { return handler.call(this$1); });\n }\n };\n\n UIkit.prototype._callConnected = function () {\n\n if (this._connected) {\n return;\n }\n\n this._data = {};\n this._computeds = {};\n this._initProps();\n\n this._callHook('beforeConnect');\n this._connected = true;\n\n this._initEvents();\n this._initObserver();\n\n this._callHook('connected');\n this._callUpdate();\n };\n\n UIkit.prototype._callDisconnected = function () {\n\n if (!this._connected) {\n return;\n }\n\n this._callHook('beforeDisconnect');\n\n if (this._observer) {\n this._observer.disconnect();\n this._observer = null;\n }\n\n this._unbindEvents();\n this._callHook('disconnected');\n\n this._connected = false;\n\n };\n\n UIkit.prototype._callUpdate = function (e) {\n var this$1 = this;\n if ( e === void 0 ) e = 'update';\n\n\n var type = e.type || e;\n\n if (includes(['update', 'resize'], type)) {\n this._callWatches();\n }\n\n var updates = this.$options.update;\n var ref = this._frames;\n var reads = ref.reads;\n var writes = ref.writes;\n\n if (!updates) {\n return;\n }\n\n updates.forEach(function (ref, i) {\n var read = ref.read;\n var write = ref.write;\n var events = ref.events;\n\n\n if (type !== 'update' && !includes(events, type)) {\n return;\n }\n\n if (read && !includes(fastdom.reads, reads[i])) {\n reads[i] = fastdom.read(function () {\n\n var result = this$1._connected && read.call(this$1, this$1._data, type);\n\n if (result === false && write) {\n fastdom.clear(writes[i]);\n } else if (isPlainObject(result)) {\n assign(this$1._data, result);\n }\n });\n }\n\n if (write && !includes(fastdom.writes, writes[i])) {\n writes[i] = fastdom.write(function () { return this$1._connected && write.call(this$1, this$1._data, type); });\n }\n\n });\n\n };\n\n }\n\n function stateAPI (UIkit) {\n\n var uid = 0;\n\n UIkit.prototype._init = function (options) {\n\n options = options || {};\n options.data = normalizeData(options, this.constructor.options);\n\n this.$options = mergeOptions(this.constructor.options, options, this);\n this.$el = null;\n this.$props = {};\n\n this._frames = {reads: {}, writes: {}};\n this._events = [];\n\n this._uid = uid++;\n this._initData();\n this._initMethods();\n this._initComputeds();\n this._callHook('created');\n\n if (options.el) {\n this.$mount(options.el);\n }\n };\n\n UIkit.prototype._initData = function () {\n\n var ref = this.$options;\n var data = ref.data; if ( data === void 0 ) data = {};\n\n for (var key in data) {\n this.$props[key] = this[key] = data[key];\n }\n };\n\n UIkit.prototype._initMethods = function () {\n\n var ref = this.$options;\n var methods = ref.methods;\n\n if (methods) {\n for (var key in methods) {\n this[key] = methods[key].bind(this);\n }\n }\n };\n\n UIkit.prototype._initComputeds = function () {\n\n var ref = this.$options;\n var computed = ref.computed;\n\n this._computeds = {};\n\n if (computed) {\n for (var key in computed) {\n registerComputed(this, key, computed[key]);\n }\n }\n };\n\n UIkit.prototype._callWatches = function () {\n\n var ref = this;\n var computed = ref.$options.computed;\n var _computeds = ref._computeds;\n\n for (var key in _computeds) {\n\n var value = _computeds[key];\n delete _computeds[key];\n\n if (computed[key].watch && !isEqual(value, this[key])) {\n computed[key].watch.call(this, this[key], value);\n }\n\n }\n\n };\n\n UIkit.prototype._initProps = function (props) {\n\n var key;\n\n props = props || getProps(this.$options, this.$name);\n\n for (key in props) {\n if (!isUndefined(props[key])) {\n this.$props[key] = props[key];\n }\n }\n\n var exclude = [this.$options.computed, this.$options.methods];\n for (key in this.$props) {\n if (key in props && notIn(exclude, key)) {\n this[key] = this.$props[key];\n }\n }\n };\n\n UIkit.prototype._initEvents = function () {\n var this$1 = this;\n\n\n var ref = this.$options;\n var events = ref.events;\n\n if (events) {\n\n events.forEach(function (event) {\n\n if (!hasOwn(event, 'handler')) {\n for (var key in event) {\n registerEvent(this$1, event[key], key);\n }\n } else {\n registerEvent(this$1, event);\n }\n\n });\n }\n };\n\n UIkit.prototype._unbindEvents = function () {\n this._events.forEach(function (unbind) { return unbind(); });\n this._events = [];\n };\n\n UIkit.prototype._initObserver = function () {\n var this$1 = this;\n\n\n var ref = this.$options;\n var attrs = ref.attrs;\n var props = ref.props;\n var el = ref.el;\n if (this._observer || !props || attrs === false) {\n return;\n }\n\n attrs = isArray(attrs) ? attrs : Object.keys(props);\n\n this._observer = new MutationObserver(function () {\n\n var data = getProps(this$1.$options, this$1.$name);\n if (attrs.some(function (key) { return !isUndefined(data[key]) && data[key] !== this$1.$props[key]; })) {\n this$1.$reset();\n }\n\n });\n\n var filter = attrs.map(function (key) { return hyphenate(key); }).concat(this.$name);\n\n this._observer.observe(el, {\n attributes: true,\n attributeFilter: filter.concat(filter.map(function (key) { return (\"data-\" + key); }))\n });\n };\n\n function getProps(opts, name) {\n\n var data$1 = {};\n var args = opts.args; if ( args === void 0 ) args = [];\n var props = opts.props; if ( props === void 0 ) props = {};\n var el = opts.el;\n\n if (!props) {\n return data$1;\n }\n\n for (var key in props) {\n var prop = hyphenate(key);\n var value = data(el, prop);\n\n if (!isUndefined(value)) {\n\n value = props[key] === Boolean && value === ''\n ? true\n : coerce(props[key], value);\n\n if (prop === 'target' && (!value || startsWith(value, '_'))) {\n continue;\n }\n\n data$1[key] = value;\n }\n }\n\n var options = parseOptions(data(el, name), args);\n\n for (var key$1 in options) {\n var prop$1 = camelize(key$1);\n if (props[prop$1] !== undefined) {\n data$1[prop$1] = coerce(props[prop$1], options[key$1]);\n }\n }\n\n return data$1;\n }\n\n function registerComputed(component, key, cb) {\n Object.defineProperty(component, key, {\n\n enumerable: true,\n\n get: function() {\n\n var _computeds = component._computeds;\n var $props = component.$props;\n var $el = component.$el;\n\n if (!hasOwn(_computeds, key)) {\n _computeds[key] = (cb.get || cb).call(component, $props, $el);\n }\n\n return _computeds[key];\n },\n\n set: function(value) {\n\n var _computeds = component._computeds;\n\n _computeds[key] = cb.set ? cb.set.call(component, value) : value;\n\n if (isUndefined(_computeds[key])) {\n delete _computeds[key];\n }\n }\n\n });\n }\n\n function registerEvent(component, event, key) {\n\n if (!isPlainObject(event)) {\n event = ({name: key, handler: event});\n }\n\n var name = event.name;\n var el = event.el;\n var handler = event.handler;\n var capture = event.capture;\n var passive = event.passive;\n var delegate = event.delegate;\n var filter = event.filter;\n var self = event.self;\n el = isFunction(el)\n ? el.call(component)\n : el || component.$el;\n\n if (isArray(el)) {\n el.forEach(function (el) { return registerEvent(component, assign({}, event, {el: el}), key); });\n return;\n }\n\n if (!el || filter && !filter.call(component)) {\n return;\n }\n\n component._events.push(\n on(\n el,\n name,\n !delegate\n ? null\n : isString(delegate)\n ? delegate\n : delegate.call(component),\n isString(handler) ? component[handler] : handler.bind(component),\n {passive: passive, capture: capture, self: self}\n )\n );\n\n }\n\n function notIn(options, key) {\n return options.every(function (arr) { return !arr || !hasOwn(arr, key); });\n }\n\n function coerce(type, value) {\n\n if (type === Boolean) {\n return toBoolean(value);\n } else if (type === Number) {\n return toNumber(value);\n } else if (type === 'list') {\n return toList(value);\n }\n\n return type ? type(value) : value;\n }\n\n function normalizeData(ref, ref$1) {\n var data = ref.data;\n var el = ref.el;\n var args = ref$1.args;\n var props = ref$1.props; if ( props === void 0 ) props = {};\n\n data = isArray(data)\n ? !isEmpty(args)\n ? data.slice(0, args.length).reduce(function (data, value, index) {\n if (isPlainObject(value)) {\n assign(data, value);\n } else {\n data[args[index]] = value;\n }\n return data;\n }, {})\n : undefined\n : data;\n\n if (data) {\n for (var key in data) {\n if (isUndefined(data[key])) {\n delete data[key];\n } else {\n data[key] = props[key] ? coerce(props[key], data[key]) : data[key];\n }\n }\n }\n\n return data;\n }\n }\n\n function instanceAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n UIkit.prototype.$mount = function (el) {\n\n var ref = this.$options;\n var name = ref.name;\n\n if (!el[DATA]) {\n el[DATA] = {};\n }\n\n if (el[DATA][name]) {\n return;\n }\n\n el[DATA][name] = this;\n\n this.$el = this.$options.el = this.$options.el || el;\n\n if (within(el, document)) {\n this._callConnected();\n }\n };\n\n UIkit.prototype.$emit = function (e) {\n this._callUpdate(e);\n };\n\n UIkit.prototype.$reset = function () {\n this._callDisconnected();\n this._callConnected();\n };\n\n UIkit.prototype.$destroy = function (removeEl) {\n if ( removeEl === void 0 ) removeEl = false;\n\n\n var ref = this.$options;\n var el = ref.el;\n var name = ref.name;\n\n if (el) {\n this._callDisconnected();\n }\n\n this._callHook('destroy');\n\n if (!el || !el[DATA]) {\n return;\n }\n\n delete el[DATA][name];\n\n if (!isEmpty(el[DATA])) {\n delete el[DATA];\n }\n\n if (removeEl) {\n remove(this.$el);\n }\n };\n\n UIkit.prototype.$create = function (component, element, data) {\n return UIkit[component](element, data);\n };\n\n UIkit.prototype.$update = UIkit.update;\n UIkit.prototype.$getComponent = UIkit.getComponent;\n\n var names = {};\n Object.defineProperties(UIkit.prototype, {\n\n $container: Object.getOwnPropertyDescriptor(UIkit, 'container'),\n\n $name: {\n\n get: function() {\n var ref = this.$options;\n var name = ref.name;\n\n if (!names[name]) {\n names[name] = UIkit.prefix + hyphenate(name);\n }\n\n return names[name];\n }\n\n }\n\n });\n\n }\n\n var UIkit = function (options) {\n this._init(options);\n };\n\n UIkit.util = util;\n UIkit.data = '__uikit__';\n UIkit.prefix = 'uk-';\n UIkit.options = {};\n\n globalAPI(UIkit);\n hooksAPI(UIkit);\n stateAPI(UIkit);\n componentAPI(UIkit);\n instanceAPI(UIkit);\n\n var Class = {\n\n connected: function() {\n !hasClass(this.$el, this.$name) && addClass(this.$el, this.$name);\n }\n\n };\n\n var Togglable = {\n\n props: {\n cls: Boolean,\n animation: 'list',\n duration: Number,\n origin: String,\n transition: String,\n queued: Boolean\n },\n\n data: {\n cls: false,\n animation: [false],\n duration: 200,\n origin: false,\n transition: 'linear',\n queued: false,\n\n initProps: {\n overflow: '',\n height: '',\n paddingTop: '',\n paddingBottom: '',\n marginTop: '',\n marginBottom: ''\n },\n\n hideProps: {\n overflow: 'hidden',\n height: 0,\n paddingTop: 0,\n paddingBottom: 0,\n marginTop: 0,\n marginBottom: 0\n }\n\n },\n\n computed: {\n\n hasAnimation: function(ref) {\n var animation = ref.animation;\n\n return !!animation[0];\n },\n\n hasTransition: function(ref) {\n var animation = ref.animation;\n\n return this.hasAnimation && animation[0] === true;\n }\n\n },\n\n methods: {\n\n toggleElement: function(targets, show, animate) {\n var this$1 = this;\n\n return new Promise(function (resolve) {\n\n targets = toNodes(targets);\n\n var all = function (targets) { return Promise.all(targets.map(function (el) { return this$1._toggleElement(el, show, animate); })); };\n var toggled = targets.filter(function (el) { return this$1.isToggled(el); });\n var untoggled = targets.filter(function (el) { return !includes(toggled, el); });\n\n var p;\n\n if (!this$1.queued || !isUndefined(animate) || !isUndefined(show) || !this$1.hasAnimation || targets.length < 2) {\n\n p = all(untoggled.concat(toggled));\n\n } else {\n\n var body = document.body;\n var scroll = body.scrollTop;\n var el = toggled[0];\n var inProgress = Animation.inProgress(el) && hasClass(el, 'uk-animation-leave')\n || Transition.inProgress(el) && el.style.height === '0px';\n\n p = all(toggled);\n\n if (!inProgress) {\n p = p.then(function () {\n var p = all(untoggled);\n body.scrollTop = scroll;\n return p;\n });\n }\n\n }\n\n p.then(resolve, noop);\n\n });\n },\n\n toggleNow: function(targets, show) {\n var this$1 = this;\n\n return new Promise(function (resolve) { return Promise.all(toNodes(targets).map(function (el) { return this$1._toggleElement(el, show, false); })).then(resolve, noop); });\n },\n\n isToggled: function(el) {\n var nodes = toNodes(el || this.$el);\n return this.cls\n ? hasClass(nodes, this.cls.split(' ')[0])\n : !hasAttr(nodes, 'hidden');\n },\n\n updateAria: function(el) {\n if (this.cls === false) {\n attr(el, 'aria-hidden', !this.isToggled(el));\n }\n },\n\n _toggleElement: function(el, show, animate) {\n var this$1 = this;\n\n\n show = isBoolean(show)\n ? show\n : Animation.inProgress(el)\n ? hasClass(el, 'uk-animation-leave')\n : Transition.inProgress(el)\n ? el.style.height === '0px'\n : !this.isToggled(el);\n\n if (!trigger(el, (\"before\" + (show ? 'show' : 'hide')), [this])) {\n return Promise.reject();\n }\n\n var promise = (\n isFunction(animate)\n ? animate\n : animate === false || !this.hasAnimation\n ? this._toggle\n : this.hasTransition\n ? toggleHeight(this)\n : toggleAnimation(this)\n )(el, show);\n\n trigger(el, show ? 'show' : 'hide', [this]);\n\n var final = function () {\n trigger(el, show ? 'shown' : 'hidden', [this$1]);\n this$1.$update(el);\n };\n\n return promise ? promise.then(final) : Promise.resolve(final());\n },\n\n _toggle: function(el, toggled) {\n\n if (!el) {\n return;\n }\n\n toggled = Boolean(toggled);\n\n var changed;\n if (this.cls) {\n changed = includes(this.cls, ' ') || toggled !== hasClass(el, this.cls);\n changed && toggleClass(el, this.cls, includes(this.cls, ' ') ? undefined : toggled);\n } else {\n changed = toggled === hasAttr(el, 'hidden');\n changed && attr(el, 'hidden', !toggled ? '' : null);\n }\n\n $$('[autofocus]', el).some(function (el) { return isVisible(el) ? el.focus() || true : el.blur(); });\n\n this.updateAria(el);\n changed && this.$update(el);\n }\n\n }\n\n };\n\n function toggleHeight(ref) {\n var isToggled = ref.isToggled;\n var duration = ref.duration;\n var initProps = ref.initProps;\n var hideProps = ref.hideProps;\n var transition = ref.transition;\n var _toggle = ref._toggle;\n\n return function (el, show) {\n\n var inProgress = Transition.inProgress(el);\n var inner = el.hasChildNodes ? toFloat(css(el.firstElementChild, 'marginTop')) + toFloat(css(el.lastElementChild, 'marginBottom')) : 0;\n var currentHeight = isVisible(el) ? height(el) + (inProgress ? 0 : inner) : 0;\n\n Transition.cancel(el);\n\n if (!isToggled(el)) {\n _toggle(el, true);\n }\n\n height(el, '');\n\n // Update child components first\n fastdom.flush();\n\n var endHeight = height(el) + (inProgress ? 0 : inner);\n height(el, currentHeight);\n\n return (show\n ? Transition.start(el, assign({}, initProps, {overflow: 'hidden', height: endHeight}), Math.round(duration * (1 - currentHeight / endHeight)), transition)\n : Transition.start(el, hideProps, Math.round(duration * (currentHeight / endHeight)), transition).then(function () { return _toggle(el, false); })\n ).then(function () { return css(el, initProps); });\n\n };\n }\n\n function toggleAnimation(ref) {\n var animation = ref.animation;\n var duration = ref.duration;\n var origin = ref.origin;\n var _toggle = ref._toggle;\n\n return function (el, show) {\n\n Animation.cancel(el);\n\n if (show) {\n _toggle(el, true);\n return Animation.in(el, animation[0], duration, origin);\n }\n\n return Animation.out(el, animation[1] || animation[0], duration, origin).then(function () { return _toggle(el, false); });\n };\n }\n\n var Accordion = {\n\n mixins: [Class, Togglable],\n\n props: {\n targets: String,\n active: null,\n collapsible: Boolean,\n multiple: Boolean,\n toggle: String,\n content: String,\n transition: String\n },\n\n data: {\n targets: '> *',\n active: false,\n animation: [true],\n collapsible: true,\n multiple: false,\n clsOpen: 'uk-open',\n toggle: '> .uk-accordion-title',\n content: '> .uk-accordion-content',\n transition: 'ease'\n },\n\n computed: {\n\n items: function(ref, $el) {\n var targets = ref.targets;\n\n return $$(targets, $el);\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return ((this.targets) + \" \" + (this.$props.toggle));\n },\n\n handler: function(e) {\n e.preventDefault();\n this.toggle(index($$(((this.targets) + \" \" + (this.$props.toggle)), this.$el), e.current));\n }\n\n }\n\n ],\n\n connected: function() {\n\n if (this.active === false) {\n return;\n }\n\n var active = this.items[Number(this.active)];\n if (active && !hasClass(active, this.clsOpen)) {\n this.toggle(active, false);\n }\n },\n\n update: function() {\n var this$1 = this;\n\n\n this.items.forEach(function (el) { return this$1._toggle($(this$1.content, el), hasClass(el, this$1.clsOpen)); });\n\n var active = !this.collapsible && !hasClass(this.items, this.clsOpen) && this.items[0];\n if (active) {\n this.toggle(active, false);\n }\n },\n\n methods: {\n\n toggle: function(item, animate) {\n var this$1 = this;\n\n\n var index = getIndex(item, this.items);\n var active = filter(this.items, (\".\" + (this.clsOpen)));\n\n item = this.items[index];\n\n item && [item]\n .concat(!this.multiple && !includes(active, item) && active || [])\n .forEach(function (el) {\n\n var isItem = el === item;\n var state = isItem && !hasClass(el, this$1.clsOpen);\n\n if (!state && isItem && !this$1.collapsible && active.length < 2) {\n return;\n }\n\n toggleClass(el, this$1.clsOpen, state);\n\n var content = el._wrapper ? el._wrapper.firstElementChild : $(this$1.content, el);\n\n if (!el._wrapper) {\n el._wrapper = wrapAll(content, '
    ');\n attr(el._wrapper, 'hidden', state ? '' : null);\n }\n\n this$1._toggle(content, true);\n this$1.toggleElement(el._wrapper, state, animate).then(function () {\n\n if (hasClass(el, this$1.clsOpen) !== state) {\n return;\n }\n\n if (!state) {\n this$1._toggle(content, false);\n }\n\n el._wrapper = null;\n unwrap(content);\n\n });\n\n });\n }\n\n }\n\n };\n\n var Alert = {\n\n mixins: [Class, Togglable],\n\n args: 'animation',\n\n props: {\n close: String\n },\n\n data: {\n animation: [true],\n selClose: '.uk-alert-close',\n duration: 150,\n hideProps: assign({opacity: 0}, Togglable.data.hideProps)\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return this.selClose;\n },\n\n handler: function(e) {\n e.preventDefault();\n this.close();\n }\n\n }\n\n ],\n\n methods: {\n\n close: function() {\n var this$1 = this;\n\n this.toggleElement(this.$el).then(function () { return this$1.$destroy(true); });\n }\n\n }\n\n };\n\n function Core (UIkit) {\n\n ready(function () {\n\n UIkit.update();\n on(window, 'load resize', function () { return UIkit.update(null, 'resize'); });\n on(document, 'loadedmetadata load', function (ref) {\n var target = ref.target;\n\n return UIkit.update(target, 'resize');\n }, true);\n\n // throttle `scroll` event (Safari triggers multiple `scroll` events per frame)\n var pending;\n on(window, 'scroll', function (e) {\n\n if (pending) {\n return;\n }\n pending = true;\n fastdom.write(function () { return pending = false; });\n\n var target = e.target;\n UIkit.update(target.nodeType !== 1 ? document.body : target, e.type);\n\n }, {passive: true, capture: true});\n\n var started = 0;\n on(document, 'animationstart', function (ref) {\n var target = ref.target;\n\n if ((css(target, 'animationName') || '').match(/^uk-.*(left|right)/)) {\n\n started++;\n css(document.body, 'overflowX', 'hidden');\n setTimeout(function () {\n if (!--started) {\n css(document.body, 'overflowX', '');\n }\n }, toMs(css(target, 'animationDuration')) + 100);\n }\n }, true);\n\n var off;\n on(document, pointerDown, function (e) {\n\n off && off();\n\n if (!isTouch(e)) {\n return;\n }\n\n // Handle Swipe Gesture\n var pos = getEventPos(e);\n var target = 'tagName' in e.target ? e.target : e.target.parentNode;\n off = once(document, (pointerUp + \" \" + pointerCancel), function (e) {\n\n var ref = getEventPos(e);\n var x = ref.x;\n var y = ref.y;\n\n // swipe\n if (target && x && Math.abs(pos.x - x) > 100 || y && Math.abs(pos.y - y) > 100) {\n\n setTimeout(function () {\n trigger(target, 'swipe');\n trigger(target, (\"swipe\" + (swipeDirection(pos.x, pos.y, x, y))));\n });\n\n }\n\n });\n\n // Force click event anywhere on iOS < 13\n if (pointerDown === 'touchstart') {\n css(document.body, 'cursor', 'pointer');\n once(document, (pointerUp + \" \" + pointerCancel), function () { return setTimeout(function () { return css(document.body, 'cursor', ''); }\n , 50); }\n );\n }\n\n }, {passive: true});\n\n });\n\n }\n\n function swipeDirection(x1, y1, x2, y2) {\n return Math.abs(x1 - x2) >= Math.abs(y1 - y2)\n ? x1 - x2 > 0\n ? 'Left'\n : 'Right'\n : y1 - y2 > 0\n ? 'Up'\n : 'Down';\n }\n\n var Video = {\n\n args: 'autoplay',\n\n props: {\n automute: Boolean,\n autoplay: Boolean\n },\n\n data: {\n automute: false,\n autoplay: true\n },\n\n computed: {\n\n inView: function(ref) {\n var autoplay = ref.autoplay;\n\n return autoplay === 'inview';\n }\n\n },\n\n connected: function() {\n\n if (this.inView && !hasAttr(this.$el, 'preload')) {\n this.$el.preload = 'none';\n }\n\n this.player = new Player(this.$el);\n\n if (this.automute) {\n this.player.mute();\n }\n\n },\n\n update: {\n\n read: function() {\n\n return !this.player\n ? false\n : {\n visible: isVisible(this.$el) && css(this.$el, 'visibility') !== 'hidden',\n inView: this.inView && isInView(this.$el)\n };\n },\n\n write: function(ref) {\n var visible = ref.visible;\n var inView = ref.inView;\n\n\n if (!visible || this.inView && !inView) {\n this.player.pause();\n } else if (this.autoplay === true || this.inView && inView) {\n this.player.play();\n }\n\n },\n\n events: ['resize', 'scroll']\n\n }\n\n };\n\n var Cover = {\n\n mixins: [Class, Video],\n\n props: {\n width: Number,\n height: Number\n },\n\n data: {\n automute: true\n },\n\n update: {\n\n read: function() {\n\n var el = this.$el;\n var ref = el.parentNode;\n var height = ref.offsetHeight;\n var width = ref.offsetWidth;\n var dim = Dimensions.cover(\n {\n width: this.width || el.naturalWidth || el.videoWidth || el.clientWidth,\n height: this.height || el.naturalHeight || el.videoHeight || el.clientHeight\n },\n {\n width: width + (width % 2 ? 1 : 0),\n height: height + (height % 2 ? 1 : 0)\n }\n );\n\n if (!dim.width || !dim.height) {\n return false;\n }\n\n return dim;\n },\n\n write: function(ref) {\n var height = ref.height;\n var width = ref.width;\n\n css(this.$el, {height: height, width: width});\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Position = {\n\n props: {\n pos: String,\n offset: null,\n flip: Boolean,\n clsPos: String\n },\n\n data: {\n pos: (\"bottom-\" + (!isRtl ? 'left' : 'right')),\n flip: true,\n offset: false,\n clsPos: ''\n },\n\n computed: {\n\n pos: function(ref) {\n var pos = ref.pos;\n\n return (pos + (!includes(pos, '-') ? '-center' : '')).split('-');\n },\n\n dir: function() {\n return this.pos[0];\n },\n\n align: function() {\n return this.pos[1];\n }\n\n },\n\n methods: {\n\n positionAt: function(element, target, boundary) {\n\n removeClasses(element, ((this.clsPos) + \"-(top|bottom|left|right)(-[a-z]+)?\"));\n css(element, {top: '', left: ''});\n\n var node;\n var ref = this;\n var offset$1 = ref.offset;\n var axis = this.getAxis();\n\n if (!isNumeric(offset$1)) {\n node = $(offset$1);\n offset$1 = node\n ? offset(node)[axis === 'x' ? 'left' : 'top'] - offset(target)[axis === 'x' ? 'right' : 'bottom']\n : 0;\n }\n\n var ref$1 = positionAt(\n element,\n target,\n axis === 'x' ? ((flipPosition(this.dir)) + \" \" + (this.align)) : ((this.align) + \" \" + (flipPosition(this.dir))),\n axis === 'x' ? ((this.dir) + \" \" + (this.align)) : ((this.align) + \" \" + (this.dir)),\n axis === 'x' ? (\"\" + (this.dir === 'left' ? -offset$1 : offset$1)) : (\" \" + (this.dir === 'top' ? -offset$1 : offset$1)),\n null,\n this.flip,\n boundary\n ).target;\n var x = ref$1.x;\n var y = ref$1.y;\n\n this.dir = axis === 'x' ? x : y;\n this.align = axis === 'x' ? y : x;\n\n toggleClass(element, ((this.clsPos) + \"-\" + (this.dir) + \"-\" + (this.align)), this.offset === false);\n\n },\n\n getAxis: function() {\n return this.dir === 'top' || this.dir === 'bottom' ? 'y' : 'x';\n }\n\n }\n\n };\n\n var active;\n\n var Drop = {\n\n mixins: [Position, Togglable],\n\n args: 'pos',\n\n props: {\n mode: 'list',\n toggle: Boolean,\n boundary: Boolean,\n boundaryAlign: Boolean,\n delayShow: Number,\n delayHide: Number,\n clsDrop: String\n },\n\n data: {\n mode: ['click', 'hover'],\n toggle: '- *',\n boundary: window,\n boundaryAlign: false,\n delayShow: 0,\n delayHide: 800,\n clsDrop: false,\n hoverIdle: 200,\n animation: ['uk-animation-fade'],\n cls: 'uk-open'\n },\n\n computed: {\n\n boundary: function(ref, $el) {\n var boundary = ref.boundary;\n\n return query(boundary, $el);\n },\n\n clsDrop: function(ref) {\n var clsDrop = ref.clsDrop;\n\n return clsDrop || (\"uk-\" + (this.$options.name));\n },\n\n clsPos: function() {\n return this.clsDrop;\n }\n\n },\n\n created: function() {\n this.tracker = new MouseTracker();\n },\n\n connected: function() {\n\n addClass(this.$el, this.clsDrop);\n\n var ref = this.$props;\n var toggle = ref.toggle;\n this.toggle = toggle && this.$create('toggle', query(toggle, this.$el), {\n target: this.$el,\n mode: this.mode\n });\n\n !this.toggle && trigger(this.$el, 'updatearia');\n\n },\n\n events: [\n\n\n {\n\n name: 'click',\n\n delegate: function() {\n return (\".\" + (this.clsDrop) + \"-close\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.hide(false);\n }\n\n },\n\n {\n\n name: 'click',\n\n delegate: function() {\n return 'a[href^=\"#\"]';\n },\n\n handler: function(ref) {\n var defaultPrevented = ref.defaultPrevented;\n var hash = ref.current.hash;\n\n if (!defaultPrevented && hash && !within(hash, this.$el)) {\n this.hide(false);\n }\n }\n\n },\n\n {\n\n name: 'beforescroll',\n\n handler: function() {\n this.hide(false);\n }\n\n },\n\n {\n\n name: 'toggle',\n\n self: true,\n\n handler: function(e, toggle) {\n\n e.preventDefault();\n\n if (this.isToggled()) {\n this.hide(false);\n } else {\n this.show(toggle, false);\n }\n }\n\n },\n\n {\n\n name: pointerEnter,\n\n filter: function() {\n return includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n\n if (isTouch(e)) {\n return;\n }\n\n if (active\n && active !== this\n && active.toggle\n && includes(active.toggle.mode, 'hover')\n && !within(e.target, active.toggle.$el)\n && !pointInRect({x: e.pageX, y: e.pageY}, offset(active.$el))\n ) {\n active.hide(false);\n }\n\n e.preventDefault();\n this.show(this.toggle);\n }\n\n },\n\n {\n\n name: 'toggleshow',\n\n handler: function(e, toggle) {\n\n if (toggle && !includes(toggle.target, this.$el)) {\n return;\n }\n\n e.preventDefault();\n this.show(toggle || this.toggle);\n }\n\n },\n\n {\n\n name: (\"togglehide \" + pointerLeave),\n\n handler: function(e, toggle) {\n\n if (isTouch(e) || toggle && !includes(toggle.target, this.$el)) {\n return;\n }\n\n e.preventDefault();\n\n if (this.toggle && includes(this.toggle.mode, 'hover')) {\n this.hide();\n }\n }\n\n },\n\n {\n\n name: 'beforeshow',\n\n self: true,\n\n handler: function() {\n this.clearTimers();\n Animation.cancel(this.$el);\n this.position();\n }\n\n },\n\n {\n\n name: 'show',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n this.tracker.init();\n trigger(this.$el, 'updatearia');\n\n // If triggered from an click event handler, delay adding the click handler\n var off = delayOn(document, 'click', function (ref) {\n var defaultPrevented = ref.defaultPrevented;\n var target = ref.target;\n\n if (!defaultPrevented && !within(target, this$1.$el) && !(this$1.toggle && within(target, this$1.toggle.$el))) {\n this$1.hide(false);\n }\n });\n\n once(this.$el, 'hide', off, {self: true});\n }\n\n },\n\n {\n\n name: 'beforehide',\n\n self: true,\n\n handler: function() {\n this.clearTimers();\n }\n\n },\n\n {\n\n name: 'hide',\n\n handler: function(ref) {\n var target = ref.target;\n\n\n if (this.$el !== target) {\n active = active === null && within(target, this.$el) && this.isToggled() ? this : active;\n return;\n }\n\n active = this.isActive() ? null : active;\n trigger(this.$el, 'updatearia');\n this.tracker.cancel();\n }\n\n },\n\n {\n\n name: 'updatearia',\n\n self: true,\n\n handler: function(e, toggle) {\n\n e.preventDefault();\n\n this.updateAria(this.$el);\n\n if (toggle || this.toggle) {\n attr((toggle || this.toggle).$el, 'aria-expanded', this.isToggled());\n toggleClass(this.toggle.$el, this.cls, this.isToggled());\n }\n }\n }\n\n ],\n\n update: {\n\n write: function() {\n\n if (this.isToggled() && !Animation.inProgress(this.$el)) {\n this.position();\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n show: function(toggle, delay) {\n var this$1 = this;\n if ( delay === void 0 ) delay = true;\n\n\n var show = function () { return !this$1.isToggled() && this$1.toggleElement(this$1.$el, true); };\n var tryShow = function () {\n\n this$1.toggle = toggle || this$1.toggle;\n\n this$1.clearTimers();\n\n if (this$1.isActive()) {\n return;\n } else if (delay && active && active !== this$1 && active.isDelaying) {\n this$1.showTimer = setTimeout(this$1.show, 10);\n return;\n } else if (this$1.isParentOf(active)) {\n\n if (active.hideTimer) {\n active.hide(false);\n } else {\n return;\n }\n\n } else if (this$1.isChildOf(active)) {\n\n active.clearTimers();\n\n } else if (active && !this$1.isChildOf(active) && !this$1.isParentOf(active)) {\n\n var prev;\n while (active && active !== prev && !this$1.isChildOf(active)) {\n prev = active;\n active.hide(false);\n }\n\n }\n\n if (delay && this$1.delayShow) {\n this$1.showTimer = setTimeout(show, this$1.delayShow);\n } else {\n show();\n }\n\n active = this$1;\n };\n\n if (toggle && this.toggle && toggle.$el !== this.toggle.$el) {\n\n once(this.$el, 'hide', tryShow);\n this.hide(false);\n\n } else {\n tryShow();\n }\n },\n\n hide: function(delay) {\n var this$1 = this;\n if ( delay === void 0 ) delay = true;\n\n\n var hide = function () { return this$1.toggleNow(this$1.$el, false); };\n\n this.clearTimers();\n\n this.isDelaying = this.tracker.movesTo(this.$el);\n\n if (delay && this.isDelaying) {\n this.hideTimer = setTimeout(this.hide, this.hoverIdle);\n } else if (delay && this.delayHide) {\n this.hideTimer = setTimeout(hide, this.delayHide);\n } else {\n hide();\n }\n },\n\n clearTimers: function() {\n clearTimeout(this.showTimer);\n clearTimeout(this.hideTimer);\n this.showTimer = null;\n this.hideTimer = null;\n this.isDelaying = false;\n },\n\n isActive: function() {\n return active === this;\n },\n\n isChildOf: function(drop) {\n return drop && drop !== this && within(this.$el, drop.$el);\n },\n\n isParentOf: function(drop) {\n return drop && drop !== this && within(drop.$el, this.$el);\n },\n\n position: function() {\n\n removeClasses(this.$el, ((this.clsDrop) + \"-(stack|boundary)\"));\n css(this.$el, {top: '', left: '', display: 'block'});\n toggleClass(this.$el, ((this.clsDrop) + \"-boundary\"), this.boundaryAlign);\n\n var boundary = offset(this.boundary);\n var alignTo = this.boundaryAlign ? boundary : offset(this.toggle.$el);\n\n if (this.align === 'justify') {\n var prop = this.getAxis() === 'y' ? 'width' : 'height';\n css(this.$el, prop, alignTo[prop]);\n } else if (this.$el.offsetWidth > Math.max(boundary.right - alignTo.left, alignTo.right - boundary.left)) {\n addClass(this.$el, ((this.clsDrop) + \"-stack\"));\n }\n\n this.positionAt(this.$el, this.boundaryAlign ? this.boundary : this.toggle.$el, this.boundary);\n\n css(this.$el, 'display', '');\n\n }\n\n }\n\n };\n\n function delayOn(el, type, fn) {\n var off = once(el, type, function () { return off = on(el, type, fn); }\n , true);\n return function () { return off(); };\n }\n\n var Dropdown = {\n\n extends: Drop\n\n };\n\n var FormCustom = {\n\n mixins: [Class],\n\n args: 'target',\n\n props: {\n target: Boolean\n },\n\n data: {\n target: false\n },\n\n computed: {\n\n input: function(_, $el) {\n return $(selInput, $el);\n },\n\n state: function() {\n return this.input.nextElementSibling;\n },\n\n target: function(ref, $el) {\n var target = ref.target;\n\n return target && (target === true\n && this.input.parentNode === $el\n && this.input.nextElementSibling\n || query(target, $el));\n }\n\n },\n\n update: function() {\n\n var ref = this;\n var target = ref.target;\n var input = ref.input;\n\n if (!target) {\n return;\n }\n\n var option;\n var prop = isInput(target) ? 'value' : 'textContent';\n var prev = target[prop];\n var value = input.files && input.files[0]\n ? input.files[0].name\n : matches(input, 'select') && (option = $$('option', input).filter(function (el) { return el.selected; })[0]) // eslint-disable-line prefer-destructuring\n ? option.textContent\n : input.value;\n\n if (prev !== value) {\n target[prop] = value;\n }\n\n },\n\n events: [\n\n {\n name: 'change',\n\n handler: function() {\n this.$emit();\n }\n },\n\n {\n name: 'reset',\n\n el: function() {\n return closest(this.$el, 'form');\n },\n\n handler: function() {\n this.$emit();\n }\n }\n\n ]\n\n };\n\n // Deprecated\n var Gif = {\n\n update: {\n\n read: function(data) {\n\n var inview = isInView(this.$el);\n\n if (!inview || data.isInView === inview) {\n return false;\n }\n\n data.isInView = inview;\n },\n\n write: function() {\n this.$el.src = this.$el.src;\n },\n\n events: ['scroll', 'resize']\n }\n\n };\n\n var Margin = {\n\n props: {\n margin: String,\n firstColumn: Boolean\n },\n\n data: {\n margin: 'uk-margin-small-top',\n firstColumn: 'uk-first-column'\n },\n\n update: {\n\n read: function(data) {\n\n var items = this.$el.children;\n var rows = [[]];\n\n if (!items.length || !isVisible(this.$el)) {\n return data.rows = rows;\n }\n\n data.rows = getRows(items);\n data.stacks = !data.rows.some(function (row) { return row.length > 1; });\n\n },\n\n write: function(ref) {\n var this$1 = this;\n var rows = ref.rows;\n\n\n rows.forEach(function (row, i) { return row.forEach(function (el, j) {\n toggleClass(el, this$1.margin, i !== 0);\n toggleClass(el, this$1.firstColumn, j === 0);\n }); }\n );\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n function getRows(items) {\n var rows = [[]];\n\n for (var i = 0; i < items.length; i++) {\n\n var el = items[i];\n var dim = getOffset(el);\n\n if (!dim.height) {\n continue;\n }\n\n for (var j = rows.length - 1; j >= 0; j--) {\n\n var row = rows[j];\n\n if (!row[0]) {\n row.push(el);\n break;\n }\n\n var leftDim = (void 0);\n if (row[0].offsetParent === el.offsetParent) {\n leftDim = getOffset(row[0]);\n } else {\n dim = getOffset(el, true);\n leftDim = getOffset(row[0], true);\n }\n\n if (dim.top >= leftDim.bottom - 1 && dim.top !== leftDim.top) {\n rows.push([el]);\n break;\n }\n\n if (dim.bottom > leftDim.top) {\n\n if (dim.left < leftDim.left && !isRtl) {\n row.unshift(el);\n break;\n }\n\n row.push(el);\n break;\n }\n\n if (j === 0) {\n rows.unshift([el]);\n break;\n }\n\n }\n\n }\n\n return rows;\n\n }\n\n function getOffset(element, offset) {\n var assign;\n\n if ( offset === void 0 ) offset = false;\n\n var offsetTop = element.offsetTop;\n var offsetLeft = element.offsetLeft;\n var offsetHeight = element.offsetHeight;\n\n if (offset) {\n (assign = offsetPosition(element), offsetTop = assign[0], offsetLeft = assign[1]);\n }\n\n return {\n top: offsetTop,\n left: offsetLeft,\n height: offsetHeight,\n bottom: offsetTop + offsetHeight\n };\n }\n\n var Grid = {\n\n extends: Margin,\n\n mixins: [Class],\n\n name: 'grid',\n\n props: {\n masonry: Boolean,\n parallax: Number\n },\n\n data: {\n margin: 'uk-grid-margin',\n clsStack: 'uk-grid-stack',\n masonry: false,\n parallax: 0\n },\n\n computed: {\n\n length: function(_, $el) {\n return $el.children.length;\n },\n\n parallax: function(ref) {\n var parallax = ref.parallax;\n\n return parallax && this.length ? Math.abs(parallax) : '';\n }\n\n },\n\n connected: function() {\n this.masonry && addClass(this.$el, 'uk-flex-top uk-flex-wrap-top');\n },\n\n update: [\n\n {\n\n read: function(ref) {\n var rows = ref.rows;\n\n\n if (this.masonry || this.parallax) {\n rows = rows.map(function (elements) { return sortBy(elements, 'offsetLeft'); });\n\n if (isRtl) {\n rows.map(function (row) { return row.reverse(); });\n }\n\n }\n\n var transitionInProgress = rows.some(function (elements) { return elements.some(Transition.inProgress); });\n var translates = false;\n var elHeight = '';\n\n if (this.masonry && this.length) {\n\n var height = 0;\n\n translates = rows.reduce(function (translates, row, i) {\n\n translates[i] = row.map(function (_, j) { return i === 0 ? 0 : toFloat(translates[i - 1][j]) + (height - toFloat(rows[i - 1][j] && rows[i - 1][j].offsetHeight)); });\n height = row.reduce(function (height, el) { return Math.max(height, el.offsetHeight); }, 0);\n\n return translates;\n\n }, []);\n\n elHeight = maxColumnHeight(rows) + getMarginTop(this.$el, this.margin) * (rows.length - 1);\n\n }\n\n var padding = this.parallax && getPaddingBottom(this.parallax, rows, translates);\n\n return {padding: padding, rows: rows, translates: translates, height: !transitionInProgress ? elHeight : false};\n\n },\n\n write: function(ref) {\n var stacks = ref.stacks;\n var height = ref.height;\n var padding = ref.padding;\n\n\n toggleClass(this.$el, this.clsStack, stacks);\n\n css(this.$el, 'paddingBottom', padding);\n height !== false && css(this.$el, 'height', height);\n\n },\n\n events: ['resize']\n\n },\n\n {\n\n read: function(ref) {\n var height$1 = ref.height;\n\n return {\n scrolled: this.parallax\n ? scrolledOver(this.$el, height$1 ? height$1 - height(this.$el) : 0) * this.parallax\n : false\n };\n },\n\n write: function(ref) {\n var rows = ref.rows;\n var scrolled = ref.scrolled;\n var translates = ref.translates;\n\n\n if (scrolled === false && !translates) {\n return;\n }\n\n rows.forEach(function (row, i) { return row.forEach(function (el, j) { return css(el, 'transform', !scrolled && !translates ? '' : (\"translateY(\" + ((translates && -translates[i][j]) + (scrolled ? j % 2 ? scrolled : scrolled / 8 : 0)) + \"px)\")); }\n ); }\n );\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n function getPaddingBottom(distance, rows, translates) {\n var column = 0;\n var max = 0;\n var maxScrolled = 0;\n for (var i = rows.length - 1; i >= 0; i--) {\n for (var j = column; j < rows[i].length; j++) {\n var el = rows[i][j];\n var bottom = el.offsetTop + height(el) + (translates && -translates[i][j]);\n max = Math.max(max, bottom);\n maxScrolled = Math.max(maxScrolled, bottom + (j % 2 ? distance : distance / 8));\n column++;\n }\n }\n return maxScrolled - max;\n }\n\n function getMarginTop(root, cls) {\n\n var nodes = toNodes(root.children);\n var ref = nodes.filter(function (el) { return hasClass(el, cls); });\n var node = ref[0];\n\n return toFloat(node\n ? css(node, 'marginTop')\n : css(nodes[0], 'paddingLeft'));\n }\n\n function maxColumnHeight(rows) {\n return Math.max.apply(Math, rows.reduce(function (sum, row) {\n row.forEach(function (el, i) { return sum[i] = (sum[i] || 0) + el.offsetHeight; });\n return sum;\n }, []));\n }\n\n // IE 11 fix (min-height on a flex container won't apply to its flex items)\n var FlexBug = isIE ? {\n\n props: {\n selMinHeight: String\n },\n\n data: {\n selMinHeight: false,\n forceHeight: false\n },\n\n computed: {\n\n elements: function(ref, $el) {\n var selMinHeight = ref.selMinHeight;\n\n return selMinHeight ? $$(selMinHeight, $el) : [$el];\n }\n\n },\n\n update: [\n\n {\n\n read: function() {\n css(this.elements, 'height', '');\n },\n\n order: -5,\n\n events: ['resize']\n\n },\n\n {\n\n write: function() {\n var this$1 = this;\n\n this.elements.forEach(function (el) {\n var height = toFloat(css(el, 'minHeight'));\n if (height && (this$1.forceHeight || Math.round(height + boxModelAdjust('height', el, 'content-box')) >= el.offsetHeight)) {\n css(el, 'height', height);\n }\n });\n },\n\n order: 5,\n\n events: ['resize']\n\n }\n\n ]\n\n } : {};\n\n var HeightMatch = {\n\n mixins: [FlexBug],\n\n args: 'target',\n\n props: {\n target: String,\n row: Boolean\n },\n\n data: {\n target: '> *',\n row: true,\n forceHeight: true\n },\n\n computed: {\n\n elements: function(ref, $el) {\n var target = ref.target;\n\n return $$(target, $el);\n }\n\n },\n\n update: {\n\n read: function() {\n return {\n rows: (this.row ? getRows(this.elements) : [this.elements]).map(match)\n };\n },\n\n write: function(ref) {\n var rows = ref.rows;\n\n rows.forEach(function (ref) {\n var heights = ref.heights;\n var elements = ref.elements;\n\n return elements.forEach(function (el, i) { return css(el, 'minHeight', heights[i]); }\n );\n }\n );\n },\n\n events: ['resize']\n\n }\n\n };\n\n function match(elements) {\n var assign;\n\n\n if (elements.length < 2) {\n return {heights: [''], elements: elements};\n }\n\n var ref = getHeights(elements);\n var heights = ref.heights;\n var max = ref.max;\n var hasMinHeight = elements.some(function (el) { return el.style.minHeight; });\n var hasShrunk = elements.some(function (el, i) { return !el.style.minHeight && heights[i] < max; });\n\n if (hasMinHeight && hasShrunk) {\n css(elements, 'minHeight', '');\n ((assign = getHeights(elements), heights = assign.heights, max = assign.max));\n }\n\n heights = elements.map(function (el, i) { return heights[i] === max && toFloat(el.style.minHeight).toFixed(2) !== max.toFixed(2) ? '' : max; }\n );\n\n return {heights: heights, elements: elements};\n }\n\n function getHeights(elements) {\n var heights = elements.map(function (el) { return offset(el).height - boxModelAdjust('height', el, 'content-box'); });\n var max = Math.max.apply(null, heights);\n\n return {heights: heights, max: max};\n }\n\n var HeightViewport = {\n\n mixins: [FlexBug],\n\n props: {\n expand: Boolean,\n offsetTop: Boolean,\n offsetBottom: Boolean,\n minHeight: Number\n },\n\n data: {\n expand: false,\n offsetTop: false,\n offsetBottom: false,\n minHeight: 0\n },\n\n update: {\n\n read: function(ref) {\n var prev = ref.minHeight;\n\n\n if (!isVisible(this.$el)) {\n return false;\n }\n\n var minHeight = '';\n var box = boxModelAdjust('height', this.$el, 'content-box');\n\n if (this.expand) {\n\n this.$el.dataset.heightExpand = '';\n\n if ($('[data-height-expand]') !== this.$el) {\n return false;\n }\n\n minHeight = height(window) - (offsetHeight(document.documentElement) - offsetHeight(this.$el)) - box || '';\n\n } else {\n\n // on mobile devices (iOS and Android) window.innerHeight !== 100vh\n minHeight = 'calc(100vh';\n\n if (this.offsetTop) {\n\n var ref$1 = offset(this.$el);\n var top = ref$1.top;\n minHeight += top > 0 && top < height(window) / 2 ? (\" - \" + top + \"px\") : '';\n\n }\n\n if (this.offsetBottom === true) {\n\n minHeight += \" - \" + (offsetHeight(this.$el.nextElementSibling)) + \"px\";\n\n } else if (isNumeric(this.offsetBottom)) {\n\n minHeight += \" - \" + (this.offsetBottom) + \"vh\";\n\n } else if (this.offsetBottom && endsWith(this.offsetBottom, 'px')) {\n\n minHeight += \" - \" + (toFloat(this.offsetBottom)) + \"px\";\n\n } else if (isString(this.offsetBottom)) {\n\n minHeight += \" - \" + (offsetHeight(query(this.offsetBottom, this.$el))) + \"px\";\n\n }\n\n minHeight += (box ? (\" - \" + box + \"px\") : '') + \")\";\n\n }\n\n return {minHeight: minHeight, prev: prev};\n },\n\n write: function(ref) {\n var minHeight = ref.minHeight;\n var prev = ref.prev;\n\n\n css(this.$el, {minHeight: minHeight});\n\n if (minHeight !== prev) {\n this.$update(this.$el, 'resize');\n }\n\n if (this.minHeight && toFloat(css(this.$el, 'minHeight')) < this.minHeight) {\n css(this.$el, 'minHeight', this.minHeight);\n }\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n function offsetHeight(el) {\n return el && offset(el).height || 0;\n }\n\n var Svg = {\n\n args: 'src',\n\n props: {\n id: Boolean,\n icon: String,\n src: String,\n style: String,\n width: Number,\n height: Number,\n ratio: Number,\n class: String,\n strokeAnimation: Boolean,\n focusable: Boolean, // IE 11\n attributes: 'list'\n },\n\n data: {\n ratio: 1,\n include: ['style', 'class', 'focusable'],\n class: '',\n strokeAnimation: false\n },\n\n beforeConnect: function() {\n var this$1 = this;\n var assign;\n\n\n this.class += ' uk-svg';\n\n if (!this.icon && includes(this.src, '#')) {\n\n var parts = this.src.split('#');\n\n if (parts.length > 1) {\n (assign = parts, this.src = assign[0], this.icon = assign[1]);\n }\n }\n\n this.svg = this.getSvg().then(function (el) {\n this$1.applyAttributes(el);\n return this$1.svgEl = insertSVG(el, this$1.$el);\n }, noop);\n\n },\n\n disconnected: function() {\n var this$1 = this;\n\n\n if (isVoidElement(this.$el)) {\n attr(this.$el, 'hidden', null);\n }\n\n if (this.svg) {\n this.svg.then(function (svg) { return (!this$1._connected || svg !== this$1.svgEl) && remove(svg); }, noop);\n }\n\n this.svg = this.svgEl = null;\n\n },\n\n update: {\n\n read: function() {\n return !!(this.strokeAnimation && this.svgEl && isVisible(this.svgEl));\n },\n\n write: function() {\n applyAnimation(this.svgEl);\n },\n\n type: ['resize']\n\n },\n\n methods: {\n\n getSvg: function() {\n var this$1 = this;\n\n return loadSVG(this.src).then(function (svg) { return parseSVG(svg, this$1.icon) || Promise.reject('SVG not found.'); }\n );\n },\n\n applyAttributes: function(el) {\n var this$1 = this;\n\n\n for (var prop in this.$options.props) {\n if (this[prop] && includes(this.include, prop)) {\n attr(el, prop, this[prop]);\n }\n }\n\n for (var attribute in this.attributes) {\n var ref = this.attributes[attribute].split(':', 2);\n var prop$1 = ref[0];\n var value = ref[1];\n attr(el, prop$1, value);\n }\n\n if (!this.id) {\n removeAttr(el, 'id');\n }\n\n var props = ['width', 'height'];\n var dimensions = [this.width, this.height];\n\n if (!dimensions.some(function (val) { return val; })) {\n dimensions = props.map(function (prop) { return attr(el, prop); });\n }\n\n var viewBox = attr(el, 'viewBox');\n if (viewBox && !dimensions.some(function (val) { return val; })) {\n dimensions = viewBox.split(' ').slice(2);\n }\n\n dimensions.forEach(function (val, i) {\n val = (val | 0) * this$1.ratio;\n val && attr(el, props[i], val);\n\n if (val && !dimensions[i ^ 1]) {\n removeAttr(el, props[i ^ 1]);\n }\n });\n\n attr(el, 'data-svg', this.icon || this.src);\n\n }\n\n }\n\n };\n\n var svgs = {};\n\n function loadSVG(src) {\n\n if (svgs[src]) {\n return svgs[src];\n }\n\n return svgs[src] = new Promise(function (resolve, reject) {\n\n if (!src) {\n reject();\n return;\n }\n\n if (startsWith(src, 'data:')) {\n resolve(decodeURIComponent(src.split(',')[1]));\n } else {\n\n ajax(src).then(\n function (xhr) { return resolve(xhr.response); },\n function () { return reject('SVG not found.'); }\n );\n\n }\n\n });\n }\n\n function parseSVG(svg, icon) {\n\n if (icon && includes(svg, '/g;\n var symbols = {};\n\n function parseSymbols(svg, icon) {\n\n if (!symbols[svg]) {\n\n symbols[svg] = {};\n\n var match;\n while ((match = symbolRe.exec(svg))) {\n symbols[svg][match[3]] = \"\";\n }\n\n symbolRe.lastIndex = 0;\n\n }\n\n return symbols[svg][icon];\n }\n\n function applyAnimation(el) {\n\n var length = getMaxPathLength(el);\n\n if (length) {\n el.style.setProperty('--uk-animation-stroke', length);\n }\n\n }\n\n function getMaxPathLength(el) {\n return Math.ceil(Math.max.apply(Math, $$('[stroke]', el).map(function (stroke) { return stroke.getTotalLength && stroke.getTotalLength() || 0; }\n ).concat([0])));\n }\n\n function insertSVG(el, root) {\n if (isVoidElement(root) || root.tagName === 'CANVAS') {\n\n attr(root, 'hidden', true);\n\n var next = root.nextElementSibling;\n return equals(el, next)\n ? next\n : after(root, el);\n\n } else {\n\n var last = root.lastElementChild;\n return equals(el, last)\n ? last\n : append(root, el);\n\n }\n }\n\n function equals(el, other) {\n return attr(el, 'data-svg') === attr(other, 'data-svg');\n }\n\n var closeIcon = \"\";\n\n var closeLarge = \"\";\n\n var marker = \"\";\n\n var navbarToggleIcon = \"\";\n\n var overlayIcon = \"\";\n\n var paginationNext = \"\";\n\n var paginationPrevious = \"\";\n\n var searchIcon = \"\";\n\n var searchLarge = \"\";\n\n var searchNavbar = \"\";\n\n var slidenavNext = \"\";\n\n var slidenavNextLarge = \"\";\n\n var slidenavPrevious = \"\";\n\n var slidenavPreviousLarge = \"\";\n\n var spinner = \"\";\n\n var totop = \"\";\n\n var parsed = {};\n var icons = {\n spinner: spinner,\n totop: totop,\n marker: marker,\n 'close-icon': closeIcon,\n 'close-large': closeLarge,\n 'navbar-toggle-icon': navbarToggleIcon,\n 'overlay-icon': overlayIcon,\n 'pagination-next': paginationNext,\n 'pagination-previous': paginationPrevious,\n 'search-icon': searchIcon,\n 'search-large': searchLarge,\n 'search-navbar': searchNavbar,\n 'slidenav-next': slidenavNext,\n 'slidenav-next-large': slidenavNextLarge,\n 'slidenav-previous': slidenavPrevious,\n 'slidenav-previous-large': slidenavPreviousLarge\n };\n\n var Icon = {\n\n install: install,\n\n extends: Svg,\n\n args: 'icon',\n\n props: ['icon'],\n\n data: {\n include: ['focusable']\n },\n\n isIcon: true,\n\n beforeConnect: function() {\n addClass(this.$el, 'uk-icon');\n },\n\n methods: {\n\n getSvg: function() {\n\n var icon = getIcon(applyRtl(this.icon));\n\n if (!icon) {\n return Promise.reject('Icon not found.');\n }\n\n return Promise.resolve(icon);\n }\n\n }\n\n };\n\n var IconComponent = {\n\n args: false,\n\n extends: Icon,\n\n data: function (vm) { return ({\n icon: hyphenate(vm.constructor.options.name)\n }); },\n\n beforeConnect: function() {\n addClass(this.$el, this.$name);\n }\n\n };\n\n var Slidenav = {\n\n extends: IconComponent,\n\n beforeConnect: function() {\n addClass(this.$el, 'uk-slidenav');\n },\n\n computed: {\n\n icon: function(ref, $el) {\n var icon = ref.icon;\n\n return hasClass($el, 'uk-slidenav-large')\n ? (icon + \"-large\")\n : icon;\n }\n\n }\n\n };\n\n var Search = {\n\n extends: IconComponent,\n\n computed: {\n\n icon: function(ref, $el) {\n var icon = ref.icon;\n\n return hasClass($el, 'uk-search-icon') && parents($el, '.uk-search-large').length\n ? 'search-large'\n : parents($el, '.uk-search-navbar').length\n ? 'search-navbar'\n : icon;\n }\n\n }\n\n };\n\n var Close = {\n\n extends: IconComponent,\n\n computed: {\n\n icon: function() {\n return (\"close-\" + (hasClass(this.$el, 'uk-close-large') ? 'large' : 'icon'));\n }\n\n }\n\n };\n\n var Spinner = {\n\n extends: IconComponent,\n\n connected: function() {\n var this$1 = this;\n\n this.svg.then(function (svg) { return this$1.ratio !== 1 && css($('circle', svg), 'strokeWidth', 1 / this$1.ratio); }, noop);\n }\n\n };\n\n function install(UIkit) {\n UIkit.icon.add = function (name, svg) {\n var obj;\n\n\n var added = isString(name) ? (( obj = {}, obj[name] = svg, obj )) : name;\n each(added, function (svg, name) {\n icons[name] = svg;\n delete parsed[name];\n });\n\n if (UIkit._initialized) {\n apply(document.body, function (el) { return each(UIkit.getComponents(el), function (cmp) {\n cmp.$options.isIcon && cmp.icon in added && cmp.$reset();\n }); }\n );\n }\n };\n }\n\n function getIcon(icon) {\n\n if (!icons[icon]) {\n return null;\n }\n\n if (!parsed[icon]) {\n parsed[icon] = $(icons[icon].trim());\n }\n\n return parsed[icon].cloneNode(true);\n }\n\n function applyRtl(icon) {\n return isRtl ? swap(swap(icon, 'left', 'right'), 'previous', 'next') : icon;\n }\n\n var Img = {\n\n args: 'dataSrc',\n\n props: {\n dataSrc: String,\n dataSrcset: Boolean,\n sizes: String,\n width: Number,\n height: Number,\n offsetTop: String,\n offsetLeft: String,\n target: String\n },\n\n data: {\n dataSrc: '',\n dataSrcset: false,\n sizes: false,\n width: false,\n height: false,\n offsetTop: '50vh',\n offsetLeft: 0,\n target: false\n },\n\n computed: {\n\n cacheKey: function(ref) {\n var dataSrc = ref.dataSrc;\n\n return ((this.$name) + \".\" + dataSrc);\n },\n\n width: function(ref) {\n var width = ref.width;\n var dataWidth = ref.dataWidth;\n\n return width || dataWidth;\n },\n\n height: function(ref) {\n var height = ref.height;\n var dataHeight = ref.dataHeight;\n\n return height || dataHeight;\n },\n\n sizes: function(ref) {\n var sizes = ref.sizes;\n var dataSizes = ref.dataSizes;\n\n return sizes || dataSizes;\n },\n\n isImg: function(_, $el) {\n return isImg($el);\n },\n\n target: {\n\n get: function(ref) {\n var target = ref.target;\n\n return [this.$el].concat(queryAll(target, this.$el));\n },\n\n watch: function() {\n this.observe();\n }\n\n },\n\n offsetTop: function(ref) {\n var offsetTop = ref.offsetTop;\n\n return toPx(offsetTop, 'height');\n },\n\n offsetLeft: function(ref) {\n var offsetLeft = ref.offsetLeft;\n\n return toPx(offsetLeft, 'width');\n }\n\n },\n\n connected: function() {\n\n if (storage[this.cacheKey]) {\n setSrcAttrs(this.$el, storage[this.cacheKey] || this.dataSrc, this.dataSrcset, this.sizes);\n } else if (this.isImg && this.width && this.height) {\n setSrcAttrs(this.$el, getPlaceholderImage(this.width, this.height, this.sizes));\n }\n\n this.observer = new IntersectionObserver(this.load, {\n rootMargin: ((this.offsetTop) + \"px \" + (this.offsetLeft) + \"px\")\n });\n\n requestAnimationFrame(this.observe);\n\n },\n\n disconnected: function() {\n this.observer.disconnect();\n },\n\n update: {\n\n read: function(ref) {\n var this$1 = this;\n var image = ref.image;\n\n\n if (!image && document.readyState === 'complete') {\n this.load(this.observer.takeRecords());\n }\n\n if (this.isImg) {\n return false;\n }\n\n image && image.then(function (img) { return img && img.currentSrc !== '' && setSrcAttrs(this$1.$el, currentSrc(img)); });\n\n },\n\n write: function(data) {\n\n if (this.dataSrcset && window.devicePixelRatio !== 1) {\n\n var bgSize = css(this.$el, 'backgroundSize');\n if (bgSize.match(/^(auto\\s?)+$/) || toFloat(bgSize) === data.bgSize) {\n data.bgSize = getSourceSize(this.dataSrcset, this.sizes);\n css(this.$el, 'backgroundSize', ((data.bgSize) + \"px\"));\n }\n\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n load: function(entries) {\n var this$1 = this;\n\n\n // Old chromium based browsers (UC Browser) did not implement `isIntersecting`\n if (!entries.some(function (entry) { return isUndefined(entry.isIntersecting) || entry.isIntersecting; })) {\n return;\n }\n\n this._data.image = getImage(this.dataSrc, this.dataSrcset, this.sizes).then(function (img) {\n\n setSrcAttrs(this$1.$el, currentSrc(img), img.srcset, img.sizes);\n storage[this$1.cacheKey] = currentSrc(img);\n return img;\n\n }, noop);\n\n this.observer.disconnect();\n },\n\n observe: function() {\n var this$1 = this;\n\n if (!this._data.image && this._connected) {\n this.target.forEach(function (el) { return this$1.observer.observe(el); });\n }\n }\n\n }\n\n };\n\n function setSrcAttrs(el, src, srcset, sizes) {\n\n if (isImg(el)) {\n sizes && (el.sizes = sizes);\n srcset && (el.srcset = srcset);\n src && (el.src = src);\n } else if (src) {\n\n var change = !includes(el.style.backgroundImage, src);\n if (change) {\n css(el, 'backgroundImage', (\"url(\" + (escape(src)) + \")\"));\n trigger(el, createEvent('load', false));\n }\n\n }\n\n }\n\n function getPlaceholderImage(width, height, sizes) {\n var assign;\n\n\n if (sizes) {\n ((assign = Dimensions.ratio({width: width, height: height}, 'width', toPx(sizesToPixel(sizes))), width = assign.width, height = assign.height));\n }\n\n return (\"data:image/svg+xml;utf8,\");\n }\n\n var sizesRe = /\\s*(.*?)\\s*(\\w+|calc\\(.*?\\))\\s*(?:,|$)/g;\n function sizesToPixel(sizes) {\n var matches;\n\n sizesRe.lastIndex = 0;\n\n while ((matches = sizesRe.exec(sizes))) {\n if (!matches[1] || window.matchMedia(matches[1]).matches) {\n matches = evaluateSize(matches[2]);\n break;\n }\n }\n\n return matches || '100vw';\n }\n\n var sizeRe = /\\d+(?:\\w+|%)/g;\n var additionRe = /[+-]?(\\d+)/g;\n function evaluateSize(size) {\n return startsWith(size, 'calc')\n ? size\n .substring(5, size.length - 1)\n .replace(sizeRe, function (size) { return toPx(size); })\n .replace(/ /g, '')\n .match(additionRe)\n .reduce(function (a, b) { return a + +b; }, 0)\n : size;\n }\n\n var srcSetRe = /\\s+\\d+w\\s*(?:,|$)/g;\n function getSourceSize(srcset, sizes) {\n var srcSize = toPx(sizesToPixel(sizes));\n var descriptors = (srcset.match(srcSetRe) || []).map(toFloat).sort(function (a, b) { return a - b; });\n\n return descriptors.filter(function (size) { return size >= srcSize; })[0] || descriptors.pop() || '';\n }\n\n function isImg(el) {\n return el.tagName === 'IMG';\n }\n\n function currentSrc(el) {\n return el.currentSrc || el.src;\n }\n\n var key = '__test__';\n var storage;\n\n // workaround for Safari's private browsing mode and accessing sessionStorage in Blink\n try {\n storage = window.sessionStorage || {};\n storage[key] = 1;\n delete storage[key];\n } catch (e) {\n storage = {};\n }\n\n var Media = {\n\n props: {\n media: Boolean\n },\n\n data: {\n media: false\n },\n\n computed: {\n\n matchMedia: function() {\n var media = toMedia(this.media);\n return !media || window.matchMedia(media).matches;\n }\n\n }\n\n };\n\n function toMedia(value) {\n\n if (isString(value)) {\n if (value[0] === '@') {\n var name = \"breakpoint-\" + (value.substr(1));\n value = toFloat(getCssVar(name));\n } else if (isNaN(value)) {\n return value;\n }\n }\n\n return value && !isNaN(value) ? (\"(min-width: \" + value + \"px)\") : false;\n }\n\n var Leader = {\n\n mixins: [Class, Media],\n\n props: {\n fill: String\n },\n\n data: {\n fill: '',\n clsWrapper: 'uk-leader-fill',\n clsHide: 'uk-leader-hide',\n attrFill: 'data-fill'\n },\n\n computed: {\n\n fill: function(ref) {\n var fill = ref.fill;\n\n return fill || getCssVar('leader-fill-content');\n }\n\n },\n\n connected: function() {\n var assign;\n\n (assign = wrapInner(this.$el, (\"\")), this.wrapper = assign[0]);\n },\n\n disconnected: function() {\n unwrap(this.wrapper.childNodes);\n },\n\n update: {\n\n read: function(ref) {\n var changed = ref.changed;\n var width = ref.width;\n\n\n var prev = width;\n\n width = Math.floor(this.$el.offsetWidth / 2);\n\n return {\n width: width,\n fill: this.fill,\n changed: changed || prev !== width,\n hide: !this.matchMedia\n };\n },\n\n write: function(data) {\n\n toggleClass(this.wrapper, this.clsHide, data.hide);\n\n if (data.changed) {\n data.changed = false;\n attr(this.wrapper, this.attrFill, new Array(data.width).join(data.fill));\n }\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Container = {\n\n props: {\n container: Boolean\n },\n\n data: {\n container: true\n },\n\n computed: {\n\n container: function(ref) {\n var container = ref.container;\n\n return container === true && this.$container || container && $(container);\n }\n\n }\n\n };\n\n var active$1 = [];\n\n var Modal = {\n\n mixins: [Class, Container, Togglable],\n\n props: {\n selPanel: String,\n selClose: String,\n escClose: Boolean,\n bgClose: Boolean,\n stack: Boolean\n },\n\n data: {\n cls: 'uk-open',\n escClose: true,\n bgClose: true,\n overlay: true,\n stack: false\n },\n\n computed: {\n\n panel: function(ref, $el) {\n var selPanel = ref.selPanel;\n\n return $(selPanel, $el);\n },\n\n transitionElement: function() {\n return this.panel;\n },\n\n bgClose: function(ref) {\n var bgClose = ref.bgClose;\n\n return bgClose && this.panel;\n }\n\n },\n\n beforeDisconnect: function() {\n if (this.isToggled()) {\n this.toggleNow(this.$el, false);\n }\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return this.selClose;\n },\n\n handler: function(e) {\n e.preventDefault();\n this.hide();\n }\n\n },\n\n {\n\n name: 'toggle',\n\n self: true,\n\n handler: function(e) {\n\n if (e.defaultPrevented) {\n return;\n }\n\n e.preventDefault();\n this.toggle();\n }\n\n },\n\n {\n name: 'beforeshow',\n\n self: true,\n\n handler: function(e) {\n\n if (includes(active$1, this)) {\n return false;\n }\n\n if (!this.stack && active$1.length) {\n Promise.all(active$1.map(function (modal) { return modal.hide(); })).then(this.show);\n e.preventDefault();\n } else {\n active$1.push(this);\n }\n }\n\n },\n\n {\n\n name: 'show',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n\n if (width(window) - width(document) && this.overlay) {\n css(document.body, 'overflowY', 'scroll');\n }\n\n addClass(document.documentElement, this.clsPage);\n\n if (this.bgClose) {\n once(this.$el, 'hide', delayOn(document, 'click', function (ref) {\n var defaultPrevented = ref.defaultPrevented;\n var target = ref.target;\n\n var current = last(active$1);\n if (!defaultPrevented\n && current === this$1\n && (!current.overlay || within(target, current.$el))\n && !within(target, current.panel)\n ) {\n current.hide();\n }\n }), {self: true});\n }\n\n if (this.escClose) {\n once(this.$el, 'hide', on(document, 'keydown', function (e) {\n var current = last(active$1);\n if (e.keyCode === 27 && current === this$1) {\n e.preventDefault();\n current.hide();\n }\n }), {self: true});\n }\n }\n\n },\n\n {\n\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n\n active$1.splice(active$1.indexOf(this), 1);\n\n if (!active$1.length) {\n css(document.body, 'overflowY', '');\n }\n\n if (!active$1.some(function (modal) { return modal.clsPage === this$1.clsPage; })) {\n removeClass(document.documentElement, this.clsPage);\n }\n\n }\n\n }\n\n ],\n\n methods: {\n\n toggle: function() {\n return this.isToggled() ? this.hide() : this.show();\n },\n\n show: function() {\n var this$1 = this;\n\n\n if (this.container && this.$el.parentNode !== this.container) {\n append(this.container, this.$el);\n return new Promise(function (resolve) { return requestAnimationFrame(function () { return this$1.show().then(resolve); }\n ); }\n );\n }\n\n return this.toggleElement(this.$el, true, animate$1(this));\n },\n\n hide: function() {\n return this.toggleElement(this.$el, false, animate$1(this));\n }\n\n }\n\n };\n\n function animate$1(ref) {\n var transitionElement = ref.transitionElement;\n var _toggle = ref._toggle;\n\n return function (el, show) { return new Promise(function (resolve, reject) { return once(el, 'show hide', function () {\n el._reject && el._reject();\n el._reject = reject;\n\n _toggle(el, show);\n\n var off = once(transitionElement, 'transitionstart', function () {\n once(transitionElement, 'transitionend transitioncancel', resolve, {self: true});\n clearTimeout(timer);\n }, {self: true});\n\n var timer = setTimeout(function () {\n off();\n resolve();\n }, toMs(css(transitionElement, 'transitionDuration')));\n\n }); }\n ); };\n }\n\n var Modal$1 = {\n\n install: install$1,\n\n mixins: [Modal],\n\n data: {\n clsPage: 'uk-modal-page',\n selPanel: '.uk-modal-dialog',\n selClose: '.uk-modal-close, .uk-modal-close-default, .uk-modal-close-outside, .uk-modal-close-full'\n },\n\n events: [\n\n {\n name: 'show',\n\n self: true,\n\n handler: function() {\n\n if (hasClass(this.panel, 'uk-margin-auto-vertical')) {\n addClass(this.$el, 'uk-flex');\n } else {\n css(this.$el, 'display', 'block');\n }\n\n height(this.$el); // force reflow\n }\n },\n\n {\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n\n css(this.$el, 'display', '');\n removeClass(this.$el, 'uk-flex');\n\n }\n }\n\n ]\n\n };\n\n function install$1(UIkit) {\n\n UIkit.modal.dialog = function (content, options) {\n\n var dialog = UIkit.modal((\"
    \" + content + \"
    \"), options);\n\n dialog.show();\n\n on(dialog.$el, 'hidden', function () { return Promise.resolve(function () { return dialog.$destroy(true); }); }, {self: true});\n\n return dialog;\n };\n\n UIkit.modal.alert = function (message, options) {\n\n options = assign({bgClose: false, escClose: false, labels: UIkit.modal.labels}, options);\n\n return new Promise(\n function (resolve) { return on(UIkit.modal.dialog((\"
    \" + (isString(message) ? message : html(message)) + \"
    \"), options).$el, 'hide', resolve); }\n );\n };\n\n UIkit.modal.confirm = function (message, options) {\n\n options = assign({bgClose: false, escClose: true, labels: UIkit.modal.labels}, options);\n\n return new Promise(function (resolve, reject) {\n\n var confirm = UIkit.modal.dialog((\"
    \" + (isString(message) ? message : html(message)) + \"
    \"), options);\n\n var resolved = false;\n\n on(confirm.$el, 'submit', 'form', function (e) {\n e.preventDefault();\n resolve();\n resolved = true;\n confirm.hide();\n });\n on(confirm.$el, 'hide', function () {\n if (!resolved) {\n reject();\n }\n });\n\n });\n };\n\n UIkit.modal.prompt = function (message, value, options) {\n\n options = assign({bgClose: false, escClose: true, labels: UIkit.modal.labels}, options);\n\n return new Promise(function (resolve) {\n\n var prompt = UIkit.modal.dialog((\"
    \"), options),\n input = $('input', prompt.$el);\n\n input.value = value;\n\n var resolved = false;\n\n on(prompt.$el, 'submit', 'form', function (e) {\n e.preventDefault();\n resolve(input.value);\n resolved = true;\n prompt.hide();\n });\n on(prompt.$el, 'hide', function () {\n if (!resolved) {\n resolve(null);\n }\n });\n\n });\n };\n\n UIkit.modal.labels = {\n ok: 'Ok',\n cancel: 'Cancel'\n };\n\n }\n\n var Nav = {\n\n extends: Accordion,\n\n data: {\n targets: '> .uk-parent',\n toggle: '> a',\n content: '> ul'\n }\n\n };\n\n var Navbar = {\n\n mixins: [Class, FlexBug],\n\n props: {\n dropdown: String,\n mode: 'list',\n align: String,\n offset: Number,\n boundary: Boolean,\n boundaryAlign: Boolean,\n clsDrop: String,\n delayShow: Number,\n delayHide: Number,\n dropbar: Boolean,\n dropbarMode: String,\n dropbarAnchor: Boolean,\n duration: Number\n },\n\n data: {\n dropdown: '.uk-navbar-nav > li',\n align: !isRtl ? 'left' : 'right',\n clsDrop: 'uk-navbar-dropdown',\n mode: undefined,\n offset: undefined,\n delayShow: undefined,\n delayHide: undefined,\n boundaryAlign: undefined,\n flip: 'x',\n boundary: true,\n dropbar: false,\n dropbarMode: 'slide',\n dropbarAnchor: false,\n duration: 200,\n forceHeight: true,\n selMinHeight: '.uk-navbar-nav > li > a, .uk-navbar-item, .uk-navbar-toggle'\n },\n\n computed: {\n\n boundary: function(ref, $el) {\n var boundary = ref.boundary;\n var boundaryAlign = ref.boundaryAlign;\n\n return (boundary === true || boundaryAlign) ? $el : boundary;\n },\n\n dropbarAnchor: function(ref, $el) {\n var dropbarAnchor = ref.dropbarAnchor;\n\n return query(dropbarAnchor, $el);\n },\n\n pos: function(ref) {\n var align = ref.align;\n\n return (\"bottom-\" + align);\n },\n\n dropdowns: function(ref, $el) {\n var dropdown = ref.dropdown;\n var clsDrop = ref.clsDrop;\n\n return $$((dropdown + \" .\" + clsDrop), $el);\n }\n\n },\n\n beforeConnect: function() {\n\n var ref = this.$props;\n var dropbar = ref.dropbar;\n\n this.dropbar = dropbar && (query(dropbar, this.$el) || $('+ .uk-navbar-dropbar', this.$el) || $('
    '));\n\n if (this.dropbar) {\n\n addClass(this.dropbar, 'uk-navbar-dropbar');\n\n if (this.dropbarMode === 'slide') {\n addClass(this.dropbar, 'uk-navbar-dropbar-slide');\n }\n }\n\n },\n\n disconnected: function() {\n this.dropbar && remove(this.dropbar);\n },\n\n update: function() {\n var this$1 = this;\n\n\n this.$create(\n 'drop',\n this.dropdowns.filter(function (el) { return !this$1.getDropdown(el); }),\n assign({}, this.$props, {boundary: this.boundary, pos: this.pos, offset: this.dropbar || this.offset})\n );\n\n },\n\n events: [\n\n {\n name: 'mouseover',\n\n delegate: function() {\n return this.dropdown;\n },\n\n handler: function(ref) {\n var current = ref.current;\n\n var active = this.getActive();\n if (active && active.toggle && !within(active.toggle.$el, current) && !active.tracker.movesTo(active.$el)) {\n active.hide(false);\n }\n }\n\n },\n\n {\n name: 'mouseleave',\n\n el: function() {\n return this.dropbar;\n },\n\n handler: function() {\n var active = this.getActive();\n\n if (active && !this.dropdowns.some(function (el) { return matches(el, ':hover'); })) {\n active.hide();\n }\n }\n },\n\n {\n name: 'beforeshow',\n\n capture: true,\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function() {\n\n if (!this.dropbar.parentNode) {\n after(this.dropbarAnchor || this.$el, this.dropbar);\n }\n\n }\n },\n\n {\n name: 'show',\n\n capture: true,\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(_, drop) {\n\n var $el = drop.$el;\n var dir = drop.dir;\n\n this.clsDrop && addClass($el, ((this.clsDrop) + \"-dropbar\"));\n\n if (dir === 'bottom') {\n this.transitionTo($el.offsetHeight + toFloat(css($el, 'marginTop')) + toFloat(css($el, 'marginBottom')), $el);\n }\n }\n },\n\n {\n name: 'beforehide',\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(e, ref) {\n var $el = ref.$el;\n\n\n var active = this.getActive();\n\n if (matches(this.dropbar, ':hover') && active && active.$el === $el) {\n e.preventDefault();\n }\n }\n },\n\n {\n name: 'hide',\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(_, ref) {\n var $el = ref.$el;\n\n\n var active = this.getActive();\n\n if (!active || active && active.$el === $el) {\n this.transitionTo(0);\n }\n }\n }\n\n ],\n\n methods: {\n\n getActive: function() {\n var ref = this.dropdowns.map(this.getDropdown).filter(function (drop) { return drop && drop.isActive(); });\n var active = ref[0];\n return active && includes(active.mode, 'hover') && within(active.toggle.$el, this.$el) && active;\n },\n\n transitionTo: function(newHeight, el) {\n var this$1 = this;\n\n\n var ref = this;\n var dropbar = ref.dropbar;\n var oldHeight = isVisible(dropbar) ? height(dropbar) : 0;\n\n el = oldHeight < newHeight && el;\n\n css(el, 'clip', (\"rect(0,\" + (el.offsetWidth) + \"px,\" + oldHeight + \"px,0)\"));\n\n height(dropbar, oldHeight);\n\n Transition.cancel([el, dropbar]);\n return Promise.all([\n Transition.start(dropbar, {height: newHeight}, this.duration),\n Transition.start(el, {clip: (\"rect(0,\" + (el.offsetWidth) + \"px,\" + newHeight + \"px,0)\")}, this.duration)\n ])\n .catch(noop)\n .then(function () {\n css(el, {clip: ''});\n this$1.$update(dropbar);\n });\n },\n\n getDropdown: function(el) {\n return this.$getComponent(el, 'drop') || this.$getComponent(el, 'dropdown');\n }\n\n }\n\n };\n\n var Offcanvas = {\n\n mixins: [Modal],\n\n args: 'mode',\n\n props: {\n mode: String,\n flip: Boolean,\n overlay: Boolean\n },\n\n data: {\n mode: 'slide',\n flip: false,\n overlay: false,\n clsPage: 'uk-offcanvas-page',\n clsContainer: 'uk-offcanvas-container',\n selPanel: '.uk-offcanvas-bar',\n clsFlip: 'uk-offcanvas-flip',\n clsContainerAnimation: 'uk-offcanvas-container-animation',\n clsSidebarAnimation: 'uk-offcanvas-bar-animation',\n clsMode: 'uk-offcanvas',\n clsOverlay: 'uk-offcanvas-overlay',\n selClose: '.uk-offcanvas-close',\n container: false\n },\n\n computed: {\n\n clsFlip: function(ref) {\n var flip = ref.flip;\n var clsFlip = ref.clsFlip;\n\n return flip ? clsFlip : '';\n },\n\n clsOverlay: function(ref) {\n var overlay = ref.overlay;\n var clsOverlay = ref.clsOverlay;\n\n return overlay ? clsOverlay : '';\n },\n\n clsMode: function(ref) {\n var mode = ref.mode;\n var clsMode = ref.clsMode;\n\n return (clsMode + \"-\" + mode);\n },\n\n clsSidebarAnimation: function(ref) {\n var mode = ref.mode;\n var clsSidebarAnimation = ref.clsSidebarAnimation;\n\n return mode === 'none' || mode === 'reveal' ? '' : clsSidebarAnimation;\n },\n\n clsContainerAnimation: function(ref) {\n var mode = ref.mode;\n var clsContainerAnimation = ref.clsContainerAnimation;\n\n return mode !== 'push' && mode !== 'reveal' ? '' : clsContainerAnimation;\n },\n\n transitionElement: function(ref) {\n var mode = ref.mode;\n\n return mode === 'reveal' ? this.panel.parentNode : this.panel;\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return 'a[href^=\"#\"]';\n },\n\n handler: function(ref) {\n var hash = ref.current.hash;\n var defaultPrevented = ref.defaultPrevented;\n\n if (!defaultPrevented && hash && $(hash, document.body)) {\n this.hide();\n }\n }\n\n },\n\n {\n name: 'touchstart',\n\n passive: true,\n\n el: function() {\n return this.panel;\n },\n\n handler: function(ref) {\n var targetTouches = ref.targetTouches;\n\n\n if (targetTouches.length === 1) {\n this.clientY = targetTouches[0].clientY;\n }\n\n }\n\n },\n\n {\n name: 'touchmove',\n\n self: true,\n passive: false,\n\n filter: function() {\n return this.overlay;\n },\n\n handler: function(e) {\n e.cancelable && e.preventDefault();\n }\n\n },\n\n {\n name: 'touchmove',\n\n passive: false,\n\n el: function() {\n return this.panel;\n },\n\n handler: function(e) {\n\n if (e.targetTouches.length !== 1) {\n return;\n }\n\n var clientY = event.targetTouches[0].clientY - this.clientY;\n var ref = this.panel;\n var scrollTop = ref.scrollTop;\n var scrollHeight = ref.scrollHeight;\n var clientHeight = ref.clientHeight;\n\n if (clientHeight >= scrollHeight\n || scrollTop === 0 && clientY > 0\n || scrollHeight - scrollTop <= clientHeight && clientY < 0\n ) {\n e.cancelable && e.preventDefault();\n }\n\n }\n\n },\n\n {\n name: 'show',\n\n self: true,\n\n handler: function() {\n\n if (this.mode === 'reveal' && !hasClass(this.panel.parentNode, this.clsMode)) {\n wrapAll(this.panel, '
    ');\n addClass(this.panel.parentNode, this.clsMode);\n }\n\n css(document.documentElement, 'overflowY', this.overlay ? 'hidden' : '');\n addClass(document.body, this.clsContainer, this.clsFlip);\n css(document.body, 'touch-action', 'pan-y pinch-zoom');\n css(this.$el, 'display', 'block');\n addClass(this.$el, this.clsOverlay);\n addClass(this.panel, this.clsSidebarAnimation, this.mode !== 'reveal' ? this.clsMode : '');\n\n height(document.body); // force reflow\n addClass(document.body, this.clsContainerAnimation);\n\n this.clsContainerAnimation && suppressUserScale();\n\n\n }\n },\n\n {\n name: 'hide',\n\n self: true,\n\n handler: function() {\n removeClass(document.body, this.clsContainerAnimation);\n css(document.body, 'touch-action', '');\n }\n },\n\n {\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n\n this.clsContainerAnimation && resumeUserScale();\n\n if (this.mode === 'reveal') {\n unwrap(this.panel);\n }\n\n removeClass(this.panel, this.clsSidebarAnimation, this.clsMode);\n removeClass(this.$el, this.clsOverlay);\n css(this.$el, 'display', '');\n removeClass(document.body, this.clsContainer, this.clsFlip);\n\n css(document.documentElement, 'overflowY', '');\n\n }\n },\n\n {\n name: 'swipeLeft swipeRight',\n\n handler: function(e) {\n\n if (this.isToggled() && endsWith(e.type, 'Left') ^ this.flip) {\n this.hide();\n }\n\n }\n }\n\n ]\n\n };\n\n // Chrome in responsive mode zooms page upon opening offcanvas\n function suppressUserScale() {\n getViewport().content += ',user-scalable=0';\n }\n\n function resumeUserScale() {\n var viewport = getViewport();\n viewport.content = viewport.content.replace(/,user-scalable=0$/, '');\n }\n\n function getViewport() {\n return $('meta[name=\"viewport\"]', document.head) || append(document.head, '');\n }\n\n var OverflowAuto = {\n\n mixins: [Class],\n\n props: {\n selContainer: String,\n selContent: String\n },\n\n data: {\n selContainer: '.uk-modal',\n selContent: '.uk-modal-dialog'\n },\n\n computed: {\n\n container: function(ref, $el) {\n var selContainer = ref.selContainer;\n\n return closest($el, selContainer);\n },\n\n content: function(ref, $el) {\n var selContent = ref.selContent;\n\n return closest($el, selContent);\n }\n\n },\n\n connected: function() {\n css(this.$el, 'minHeight', 150);\n },\n\n update: {\n\n read: function() {\n\n if (!this.content || !this.container) {\n return false;\n }\n\n return {\n current: toFloat(css(this.$el, 'maxHeight')),\n max: Math.max(150, height(this.container) - (offset(this.content).height - height(this.$el)))\n };\n },\n\n write: function(ref) {\n var current = ref.current;\n var max = ref.max;\n\n css(this.$el, 'maxHeight', max);\n if (Math.round(current) !== Math.round(max)) {\n trigger(this.$el, 'resize');\n }\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Responsive = {\n\n props: ['width', 'height'],\n\n connected: function() {\n addClass(this.$el, 'uk-responsive-width');\n },\n\n update: {\n\n read: function() {\n return isVisible(this.$el) && this.width && this.height\n ? {width: width(this.$el.parentNode), height: this.height}\n : false;\n },\n\n write: function(dim) {\n height(this.$el, Dimensions.contain({\n height: this.height,\n width: this.width\n }, dim).height);\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Scroll = {\n\n props: {\n duration: Number,\n offset: Number\n },\n\n data: {\n duration: 1000,\n offset: 0\n },\n\n methods: {\n\n scrollTo: function(el) {\n var this$1 = this;\n\n\n el = el && $(el) || document.body;\n\n var docHeight = height(document);\n var winHeight = height(window);\n\n var target = offset(el).top - this.offset;\n if (target + winHeight > docHeight) {\n target = docHeight - winHeight;\n }\n\n if (!trigger(this.$el, 'beforescroll', [this, el])) {\n return;\n }\n\n var start = Date.now();\n var startY = window.pageYOffset;\n var step = function () {\n\n var currentY = startY + (target - startY) * ease(clamp((Date.now() - start) / this$1.duration));\n\n scrollTop(window, currentY);\n\n // scroll more if we have not reached our destination\n if (currentY !== target) {\n requestAnimationFrame(step);\n } else {\n trigger(this$1.$el, 'scrolled', [this$1, el]);\n }\n\n };\n\n step();\n\n }\n\n },\n\n events: {\n\n click: function(e) {\n\n if (e.defaultPrevented) {\n return;\n }\n\n e.preventDefault();\n this.scrollTo(escape(decodeURIComponent(this.$el.hash)).substr(1));\n }\n\n }\n\n };\n\n function ease(k) {\n return 0.5 * (1 - Math.cos(Math.PI * k));\n }\n\n var Scrollspy = {\n\n args: 'cls',\n\n props: {\n cls: String,\n target: String,\n hidden: Boolean,\n offsetTop: Number,\n offsetLeft: Number,\n repeat: Boolean,\n delay: Number\n },\n\n data: function () { return ({\n cls: false,\n target: false,\n hidden: true,\n offsetTop: 0,\n offsetLeft: 0,\n repeat: false,\n delay: 0,\n inViewClass: 'uk-scrollspy-inview'\n }); },\n\n computed: {\n\n elements: function(ref, $el) {\n var target = ref.target;\n\n return target ? $$(target, $el) : [$el];\n }\n\n },\n\n update: [\n\n {\n\n write: function() {\n if (this.hidden) {\n css(filter(this.elements, (\":not(.\" + (this.inViewClass) + \")\")), 'visibility', 'hidden');\n }\n }\n\n },\n\n {\n\n read: function(ref) {\n var this$1 = this;\n var update = ref.update;\n\n\n if (!update) {\n return;\n }\n\n this.elements.forEach(function (el) {\n\n var state = el._ukScrollspyState;\n\n if (!state) {\n state = {cls: data(el, 'uk-scrollspy-class') || this$1.cls};\n }\n\n state.show = isInView(el, this$1.offsetTop, this$1.offsetLeft);\n el._ukScrollspyState = state;\n\n });\n\n },\n\n write: function(data) {\n var this$1 = this;\n\n\n // Let child components be applied at least once first\n if (!data.update) {\n this.$emit();\n return data.update = true;\n }\n\n this.elements.forEach(function (el) {\n\n var state = el._ukScrollspyState;\n var cls = state.cls;\n\n if (state.show && !state.inview && !state.queued) {\n\n var show = function () {\n\n css(el, 'visibility', '');\n addClass(el, this$1.inViewClass);\n toggleClass(el, cls);\n\n trigger(el, 'inview');\n\n this$1.$update(el);\n\n state.inview = true;\n state.abort && state.abort();\n };\n\n if (this$1.delay) {\n\n state.queued = true;\n data.promise = (data.promise || Promise.resolve()).then(function () {\n return !state.inview && new Promise(function (resolve) {\n\n var timer = setTimeout(function () {\n\n show();\n resolve();\n\n }, data.promise || this$1.elements.length === 1 ? this$1.delay : 0);\n\n state.abort = function () {\n clearTimeout(timer);\n resolve();\n state.queued = false;\n };\n\n });\n\n });\n\n } else {\n show();\n }\n\n } else if (!state.show && (state.inview || state.queued) && this$1.repeat) {\n\n state.abort && state.abort();\n\n if (!state.inview) {\n return;\n }\n\n css(el, 'visibility', this$1.hidden ? 'hidden' : '');\n removeClass(el, this$1.inViewClass);\n toggleClass(el, cls);\n\n trigger(el, 'outview');\n\n this$1.$update(el);\n\n state.inview = false;\n\n }\n\n\n });\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n var ScrollspyNav = {\n\n props: {\n cls: String,\n closest: String,\n scroll: Boolean,\n overflow: Boolean,\n offset: Number\n },\n\n data: {\n cls: 'uk-active',\n closest: false,\n scroll: false,\n overflow: true,\n offset: 0\n },\n\n computed: {\n\n links: function(_, $el) {\n return $$('a[href^=\"#\"]', $el).filter(function (el) { return el.hash; });\n },\n\n elements: function(ref) {\n var selector = ref.closest;\n\n return closest(this.links, selector || '*');\n },\n\n targets: function() {\n return $$(this.links.map(function (el) { return escape(el.hash).substr(1); }).join(','));\n }\n\n },\n\n update: [\n\n {\n\n read: function() {\n if (this.scroll) {\n this.$create('scroll', this.links, {offset: this.offset || 0});\n }\n }\n\n },\n\n {\n\n read: function(data) {\n var this$1 = this;\n\n\n var scroll = window.pageYOffset + this.offset + 1;\n var max = height(document) - height(window) + this.offset;\n\n data.active = false;\n\n this.targets.every(function (el, i) {\n\n var ref = offset(el);\n var top = ref.top;\n var last = i + 1 === this$1.targets.length;\n\n if (!this$1.overflow && (i === 0 && top > scroll || last && top + el.offsetTop < scroll)) {\n return false;\n }\n\n if (!last && offset(this$1.targets[i + 1]).top <= scroll) {\n return true;\n }\n\n if (scroll >= max) {\n for (var j = this$1.targets.length - 1; j > i; j--) {\n if (isInView(this$1.targets[j])) {\n el = this$1.targets[j];\n break;\n }\n }\n }\n\n return !(data.active = $(filter(this$1.links, (\"[href=\\\"#\" + (el.id) + \"\\\"]\"))));\n\n });\n\n },\n\n write: function(ref) {\n var active = ref.active;\n\n\n this.links.forEach(function (el) { return el.blur(); });\n removeClass(this.elements, this.cls);\n\n if (active) {\n trigger(this.$el, 'active', [active, addClass(this.closest ? closest(active, this.closest) : active, this.cls)]);\n }\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n var Sticky = {\n\n mixins: [Class, Media],\n\n props: {\n top: null,\n bottom: Boolean,\n offset: String,\n animation: String,\n clsActive: String,\n clsInactive: String,\n clsFixed: String,\n clsBelow: String,\n selTarget: String,\n widthElement: Boolean,\n showOnUp: Boolean,\n targetOffset: Number\n },\n\n data: {\n top: 0,\n bottom: false,\n offset: 0,\n animation: '',\n clsActive: 'uk-active',\n clsInactive: '',\n clsFixed: 'uk-sticky-fixed',\n clsBelow: 'uk-sticky-below',\n selTarget: '',\n widthElement: false,\n showOnUp: false,\n targetOffset: false\n },\n\n computed: {\n\n offset: function(ref) {\n var offset = ref.offset;\n\n return toPx(offset);\n },\n\n selTarget: function(ref, $el) {\n var selTarget = ref.selTarget;\n\n return selTarget && $(selTarget, $el) || $el;\n },\n\n widthElement: function(ref, $el) {\n var widthElement = ref.widthElement;\n\n return query(widthElement, $el) || this.placeholder;\n },\n\n isActive: {\n\n get: function() {\n return hasClass(this.selTarget, this.clsActive);\n },\n\n set: function(value) {\n if (value && !this.isActive) {\n replaceClass(this.selTarget, this.clsInactive, this.clsActive);\n trigger(this.$el, 'active');\n } else if (!value && !hasClass(this.selTarget, this.clsInactive)) {\n replaceClass(this.selTarget, this.clsActive, this.clsInactive);\n trigger(this.$el, 'inactive');\n }\n }\n\n }\n\n },\n\n connected: function() {\n this.placeholder = $('+ .uk-sticky-placeholder', this.$el) || $('
    ');\n this.isFixed = false;\n this.isActive = false;\n },\n\n disconnected: function() {\n\n if (this.isFixed) {\n this.hide();\n removeClass(this.selTarget, this.clsInactive);\n }\n\n remove(this.placeholder);\n this.placeholder = null;\n this.widthElement = null;\n },\n\n events: [\n\n {\n\n name: 'load hashchange popstate',\n\n el: window,\n\n handler: function() {\n var this$1 = this;\n\n\n if (!(this.targetOffset !== false && location.hash && window.pageYOffset > 0)) {\n return;\n }\n\n var target = $(location.hash);\n\n if (target) {\n fastdom.read(function () {\n\n var ref = offset(target);\n var top = ref.top;\n var elTop = offset(this$1.$el).top;\n var elHeight = this$1.$el.offsetHeight;\n\n if (this$1.isFixed && elTop + elHeight >= top && elTop <= top + target.offsetHeight) {\n scrollTop(window, top - elHeight - (isNumeric(this$1.targetOffset) ? this$1.targetOffset : 0) - this$1.offset);\n }\n\n });\n }\n\n }\n\n }\n\n ],\n\n update: [\n\n {\n\n read: function(ref, type) {\n var height = ref.height;\n\n\n if (this.isActive && type !== 'update') {\n\n this.hide();\n height = this.$el.offsetHeight;\n this.show();\n\n }\n\n height = !this.isActive ? this.$el.offsetHeight : height;\n\n this.topOffset = offset(this.isFixed ? this.placeholder : this.$el).top;\n this.bottomOffset = this.topOffset + height;\n\n var bottom = parseProp('bottom', this);\n\n this.top = Math.max(toFloat(parseProp('top', this)), this.topOffset) - this.offset;\n this.bottom = bottom && bottom - height;\n this.inactive = !this.matchMedia;\n\n return {\n lastScroll: false,\n height: height,\n margins: css(this.$el, ['marginTop', 'marginBottom', 'marginLeft', 'marginRight'])\n };\n },\n\n write: function(ref) {\n var height = ref.height;\n var margins = ref.margins;\n\n\n var ref$1 = this;\n var placeholder = ref$1.placeholder;\n\n css(placeholder, assign({height: height}, margins));\n\n if (!within(placeholder, document)) {\n after(this.$el, placeholder);\n attr(placeholder, 'hidden', '');\n }\n\n // ensure active/inactive classes are applied\n this.isActive = this.isActive;\n\n },\n\n events: ['resize']\n\n },\n\n {\n\n read: function(ref) {\n var scroll = ref.scroll; if ( scroll === void 0 ) scroll = 0;\n\n\n this.width = (isVisible(this.widthElement) ? this.widthElement : this.$el).offsetWidth;\n\n this.scroll = window.pageYOffset;\n\n return {\n dir: scroll <= this.scroll ? 'down' : 'up',\n scroll: this.scroll,\n visible: isVisible(this.$el),\n top: offsetPosition(this.placeholder)[0]\n };\n },\n\n write: function(data, type) {\n var this$1 = this;\n\n\n var initTimestamp = data.initTimestamp; if ( initTimestamp === void 0 ) initTimestamp = 0;\n var dir = data.dir;\n var lastDir = data.lastDir;\n var lastScroll = data.lastScroll;\n var scroll = data.scroll;\n var top = data.top;\n var visible = data.visible;\n var now = performance.now();\n\n data.lastScroll = scroll;\n\n if (scroll < 0 || scroll === lastScroll || !visible || this.disabled || this.showOnUp && type !== 'scroll') {\n return;\n }\n\n if (now - initTimestamp > 300 || dir !== lastDir) {\n data.initScroll = scroll;\n data.initTimestamp = now;\n }\n\n data.lastDir = dir;\n\n if (this.showOnUp && Math.abs(data.initScroll - scroll) <= 30 && Math.abs(lastScroll - scroll) <= 10) {\n return;\n }\n\n if (this.inactive\n || scroll < this.top\n || this.showOnUp && (scroll <= this.top || dir === 'down' || dir === 'up' && !this.isFixed && scroll <= this.bottomOffset)\n ) {\n\n if (!this.isFixed) {\n\n if (Animation.inProgress(this.$el) && top > scroll) {\n Animation.cancel(this.$el);\n this.hide();\n }\n\n return;\n }\n\n this.isFixed = false;\n\n if (this.animation && scroll > this.topOffset) {\n Animation.cancel(this.$el);\n Animation.out(this.$el, this.animation).then(function () { return this$1.hide(); }, noop);\n } else {\n this.hide();\n }\n\n } else if (this.isFixed) {\n\n this.update();\n\n } else if (this.animation) {\n\n Animation.cancel(this.$el);\n this.show();\n Animation.in(this.$el, this.animation).catch(noop);\n\n } else {\n this.show();\n }\n\n },\n\n events: ['resize', 'scroll']\n\n }\n\n ],\n\n methods: {\n\n show: function() {\n\n this.isFixed = true;\n this.update();\n attr(this.placeholder, 'hidden', null);\n\n },\n\n hide: function() {\n\n this.isActive = false;\n removeClass(this.$el, this.clsFixed, this.clsBelow);\n css(this.$el, {position: '', top: '', width: ''});\n attr(this.placeholder, 'hidden', '');\n\n },\n\n update: function() {\n\n var active = this.top !== 0 || this.scroll > this.top;\n var top = Math.max(0, this.offset);\n\n if (this.bottom && this.scroll > this.bottom - this.offset) {\n top = this.bottom - this.scroll;\n }\n\n css(this.$el, {\n position: 'fixed',\n top: (top + \"px\"),\n width: this.width\n });\n\n this.isActive = active;\n toggleClass(this.$el, this.clsBelow, this.scroll > this.bottomOffset);\n addClass(this.$el, this.clsFixed);\n\n }\n\n }\n\n };\n\n function parseProp(prop, ref) {\n var $props = ref.$props;\n var $el = ref.$el;\n var propOffset = ref[(prop + \"Offset\")];\n\n\n var value = $props[prop];\n\n if (!value) {\n return;\n }\n\n if (isNumeric(value) && isString(value) && value.match(/^-?\\d/)) {\n\n return propOffset + toPx(value);\n\n } else {\n\n return offset(value === true ? $el.parentNode : query(value, $el)).bottom;\n\n }\n }\n\n var Switcher = {\n\n mixins: [Togglable],\n\n args: 'connect',\n\n props: {\n connect: String,\n toggle: String,\n active: Number,\n swiping: Boolean\n },\n\n data: {\n connect: '~.uk-switcher',\n toggle: '> * > :first-child',\n active: 0,\n swiping: true,\n cls: 'uk-active',\n clsContainer: 'uk-switcher',\n attrItem: 'uk-switcher-item',\n queued: true\n },\n\n computed: {\n\n connects: function(ref, $el) {\n var connect = ref.connect;\n\n return queryAll(connect, $el);\n },\n\n toggles: function(ref, $el) {\n var toggle = ref.toggle;\n\n return $$(toggle, $el);\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return ((this.toggle) + \":not(.uk-disabled)\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.show(toNodes(this.$el.children).filter(function (el) { return within(e.current, el); })[0]);\n }\n\n },\n\n {\n name: 'click',\n\n el: function() {\n return this.connects;\n },\n\n delegate: function() {\n return (\"[\" + (this.attrItem) + \"],[data-\" + (this.attrItem) + \"]\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.show(data(e.current, this.attrItem));\n }\n },\n\n {\n name: 'swipeRight swipeLeft',\n\n filter: function() {\n return this.swiping;\n },\n\n el: function() {\n return this.connects;\n },\n\n handler: function(ref) {\n var type = ref.type;\n\n this.show(endsWith(type, 'Left') ? 'next' : 'previous');\n }\n }\n\n ],\n\n update: function() {\n var this$1 = this;\n\n\n this.connects.forEach(function (list) { return this$1.updateAria(list.children); });\n var ref = this.$el;\n var children = ref.children;\n this.show(filter(children, (\".\" + (this.cls)))[0] || children[this.active] || children[0]);\n\n this.swiping && css(this.connects, 'touch-action', 'pan-y pinch-zoom');\n\n },\n\n methods: {\n\n index: function() {\n return !isEmpty(this.connects) && index(filter(this.connects[0].children, (\".\" + (this.cls)))[0]);\n },\n\n show: function(item) {\n var this$1 = this;\n\n\n var ref = this.$el;\n var children = ref.children;\n var length = children.length;\n var prev = this.index();\n var hasPrev = prev >= 0;\n var dir = item === 'previous' ? -1 : 1;\n\n var toggle, active, next = getIndex(item, children, prev);\n\n for (var i = 0; i < length; i++, next = (next + dir + length) % length) {\n if (!matches(this.toggles[next], '.uk-disabled *, .uk-disabled, [disabled]')) {\n toggle = this.toggles[next];\n active = children[next];\n break;\n }\n }\n\n if (!active || prev >= 0 && hasClass(active, this.cls) || prev === next) {\n return;\n }\n\n removeClass(children, this.cls);\n addClass(active, this.cls);\n attr(this.toggles, 'aria-expanded', false);\n attr(toggle, 'aria-expanded', true);\n\n this.connects.forEach(function (list) {\n if (!hasPrev) {\n this$1.toggleNow(list.children[next]);\n } else {\n this$1.toggleElement([list.children[prev], list.children[next]]);\n }\n });\n\n }\n\n }\n\n };\n\n var Tab = {\n\n mixins: [Class],\n\n extends: Switcher,\n\n props: {\n media: Boolean\n },\n\n data: {\n media: 960,\n attrItem: 'uk-tab-item'\n },\n\n connected: function() {\n\n var cls = hasClass(this.$el, 'uk-tab-left')\n ? 'uk-tab-left'\n : hasClass(this.$el, 'uk-tab-right')\n ? 'uk-tab-right'\n : false;\n\n if (cls) {\n this.$create('toggle', this.$el, {cls: cls, mode: 'media', media: this.media});\n }\n }\n\n };\n\n var Toggle = {\n\n mixins: [Media, Togglable],\n\n args: 'target',\n\n props: {\n href: String,\n target: null,\n mode: 'list'\n },\n\n data: {\n href: false,\n target: false,\n mode: 'click',\n queued: true\n },\n\n computed: {\n\n target: function(ref, $el) {\n var href = ref.href;\n var target = ref.target;\n\n target = queryAll(target || href, $el);\n return target.length && target || [$el];\n }\n\n },\n\n connected: function() {\n trigger(this.target, 'updatearia', [this]);\n },\n\n events: [\n\n {\n\n name: (pointerEnter + \" \" + pointerLeave),\n\n filter: function() {\n return includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n if (!isTouch(e)) {\n this.toggle((\"toggle\" + (e.type === pointerEnter ? 'show' : 'hide')));\n }\n }\n\n },\n\n {\n\n name: 'click',\n\n filter: function() {\n return includes(this.mode, 'click') || hasTouch && includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n\n // TODO better isToggled handling\n var link;\n if (closest(e.target, 'a[href=\"#\"], a[href=\"\"]')\n || (link = closest(e.target, 'a[href]')) && (\n this.cls\n || !isVisible(this.target)\n || link.hash && matches(this.target, link.hash)\n )\n ) {\n e.preventDefault();\n }\n\n this.toggle();\n }\n\n }\n\n ],\n\n update: {\n\n read: function() {\n return includes(this.mode, 'media') && this.media\n ? {match: this.matchMedia}\n : false;\n },\n\n write: function(ref) {\n var match = ref.match;\n\n\n var toggled = this.isToggled(this.target);\n if (match ? !toggled : toggled) {\n this.toggle();\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n toggle: function(type) {\n if (trigger(this.target, type || 'toggle', [this])) {\n this.toggleElement(this.target);\n }\n }\n\n }\n\n };\n\n function core (UIkit) {\n\n // core components\n UIkit.component('accordion', Accordion);\n UIkit.component('alert', Alert);\n UIkit.component('cover', Cover);\n UIkit.component('drop', Drop);\n UIkit.component('dropdown', Dropdown);\n UIkit.component('formCustom', FormCustom);\n UIkit.component('gif', Gif);\n UIkit.component('grid', Grid);\n UIkit.component('heightMatch', HeightMatch);\n UIkit.component('heightViewport', HeightViewport);\n UIkit.component('icon', Icon);\n UIkit.component('img', Img);\n UIkit.component('leader', Leader);\n UIkit.component('margin', Margin);\n UIkit.component('modal', Modal$1);\n UIkit.component('nav', Nav);\n UIkit.component('navbar', Navbar);\n UIkit.component('offcanvas', Offcanvas);\n UIkit.component('overflowAuto', OverflowAuto);\n UIkit.component('responsive', Responsive);\n UIkit.component('scroll', Scroll);\n UIkit.component('scrollspy', Scrollspy);\n UIkit.component('scrollspyNav', ScrollspyNav);\n UIkit.component('sticky', Sticky);\n UIkit.component('svg', Svg);\n UIkit.component('switcher', Switcher);\n UIkit.component('tab', Tab);\n UIkit.component('toggle', Toggle);\n UIkit.component('video', Video);\n\n // Icon components\n UIkit.component('close', Close);\n UIkit.component('marker', IconComponent);\n UIkit.component('navbarToggleIcon', IconComponent);\n UIkit.component('overlayIcon', IconComponent);\n UIkit.component('paginationNext', IconComponent);\n UIkit.component('paginationPrevious', IconComponent);\n UIkit.component('searchIcon', Search);\n UIkit.component('slidenavNext', Slidenav);\n UIkit.component('slidenavPrevious', Slidenav);\n UIkit.component('spinner', Spinner);\n UIkit.component('totop', IconComponent);\n\n // core functionality\n UIkit.use(Core);\n\n }\n\n UIkit.version = '3.2.0';\n\n core(UIkit);\n\n var Countdown = {\n\n mixins: [Class],\n\n props: {\n date: String,\n clsWrapper: String\n },\n\n data: {\n date: '',\n clsWrapper: '.uk-countdown-%unit%'\n },\n\n computed: {\n\n date: function(ref) {\n var date = ref.date;\n\n return Date.parse(date);\n },\n\n days: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'days'), $el);\n },\n\n hours: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'hours'), $el);\n },\n\n minutes: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'minutes'), $el);\n },\n\n seconds: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'seconds'), $el);\n },\n\n units: function() {\n var this$1 = this;\n\n return ['days', 'hours', 'minutes', 'seconds'].filter(function (unit) { return this$1[unit]; });\n }\n\n },\n\n connected: function() {\n this.start();\n },\n\n disconnected: function() {\n var this$1 = this;\n\n this.stop();\n this.units.forEach(function (unit) { return empty(this$1[unit]); });\n },\n\n events: [\n\n {\n\n name: 'visibilitychange',\n\n el: document,\n\n handler: function() {\n if (document.hidden) {\n this.stop();\n } else {\n this.start();\n }\n }\n\n }\n\n ],\n\n update: {\n\n write: function() {\n var this$1 = this;\n\n\n var timespan = getTimeSpan(this.date);\n\n if (timespan.total <= 0) {\n\n this.stop();\n\n timespan.days\n = timespan.hours\n = timespan.minutes\n = timespan.seconds\n = 0;\n }\n\n this.units.forEach(function (unit) {\n\n var digits = String(Math.floor(timespan[unit]));\n\n digits = digits.length < 2 ? (\"0\" + digits) : digits;\n\n var el = this$1[unit];\n if (el.textContent !== digits) {\n digits = digits.split('');\n\n if (digits.length !== el.children.length) {\n html(el, digits.map(function () { return ''; }).join(''));\n }\n\n digits.forEach(function (digit, i) { return el.children[i].textContent = digit; });\n }\n\n });\n\n }\n\n },\n\n methods: {\n\n start: function() {\n var this$1 = this;\n\n\n this.stop();\n\n if (this.date && this.units.length) {\n this.$emit();\n this.timer = setInterval(function () { return this$1.$emit(); }, 1000);\n }\n\n },\n\n stop: function() {\n\n if (this.timer) {\n clearInterval(this.timer);\n this.timer = null;\n }\n\n }\n\n }\n\n };\n\n function getTimeSpan(date) {\n\n var total = date - Date.now();\n\n return {\n total: total,\n seconds: total / 1000 % 60,\n minutes: total / 1000 / 60 % 60,\n hours: total / 1000 / 60 / 60 % 24,\n days: total / 1000 / 60 / 60 / 24\n };\n }\n\n var targetClass = 'uk-animation-target';\n\n var Animate = {\n\n props: {\n animation: Number\n },\n\n data: {\n animation: 150\n },\n\n computed: {\n\n target: function() {\n return this.$el;\n }\n\n },\n\n methods: {\n\n animate: function(action) {\n var this$1 = this;\n\n\n addStyle();\n\n var children = toNodes(this.target.children);\n var propsFrom = children.map(function (el) { return getProps(el, true); });\n\n var oldHeight = height(this.target);\n var oldScrollY = window.pageYOffset;\n\n action();\n\n Transition.cancel(this.target);\n children.forEach(Transition.cancel);\n\n reset(this.target);\n this.$update(this.target);\n fastdom.flush();\n\n var newHeight = height(this.target);\n\n children = children.concat(toNodes(this.target.children).filter(function (el) { return !includes(children, el); }));\n\n var propsTo = children.map(function (el, i) { return el.parentNode && i in propsFrom\n ? propsFrom[i]\n ? isVisible(el)\n ? getPositionWithMargin(el)\n : {opacity: 0}\n : {opacity: isVisible(el) ? 1 : 0}\n : false; }\n );\n\n propsFrom = propsTo.map(function (props, i) {\n var from = children[i].parentNode === this$1.target\n ? propsFrom[i] || getProps(children[i])\n : false;\n\n if (from) {\n if (!props) {\n delete from.opacity;\n } else if (!('opacity' in props)) {\n var opacity = from.opacity;\n\n if (opacity % 1) {\n props.opacity = 1;\n } else {\n delete from.opacity;\n }\n }\n }\n\n return from;\n });\n\n addClass(this.target, targetClass);\n children.forEach(function (el, i) { return propsFrom[i] && css(el, propsFrom[i]); });\n css(this.target, 'height', oldHeight);\n scrollTop(window, oldScrollY);\n\n return Promise.all(children.map(function (el, i) { return propsFrom[i] && propsTo[i]\n ? Transition.start(el, propsTo[i], this$1.animation, 'ease')\n : Promise.resolve(); }\n ).concat(Transition.start(this.target, {height: newHeight}, this.animation, 'ease'))).then(function () {\n children.forEach(function (el, i) { return css(el, {display: propsTo[i].opacity === 0 ? 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    \r\n
    \r\n {#each events as ev, index}\r\n\r\n
    \r\n \r\n\r\n
    \r\n\r\n
    \r\n {/each}\r\n\r\n
    \r\n \r\n
    \r\n
    \r\n
    \r\n\r\n\r\n\r\n","\n\n\n
    \n\n {#if propDef.type === \"component\"}\n\n
    {propDef.____name}
    \n \n\n {:else if propDef.type === \"array\"}\n\n
    {propDef.____name}
    \n \n\n {:else if propDef.type === \"event\"}\n\n
    {propDef.____name}
    \n \n\n {:else}\n\n
    {propDef.____name}
    \n setProp(propDef.____name, v)}/>\n\n {/if} \n\n
    \n\n","\n\n
    \n\n
    \n {#each propsDefinitions as propDef, index}\n \n \n \n {/each}\n\n {#if inheritedPropsDefinitions.length > 0}\n
    \n
    Inherited
    \n
    \n inheritedExpanded = !inheritedExpanded}/>\n
    \n
    \n {/if}\n\n {#if inheritedExpanded}\n {#each inheritedPropsDefinitions as propDef, index}\n \n \n \n {/each}\n {/if}\n \n\n\n \n\n
    \n\n\n","export { identity as linear } from '../internal';\n\n/*\nAdapted from https://github.com/mattdesl\nDistributed under MIT License https://github.com/mattdesl/eases/blob/master/LICENSE.md\n*/\nfunction backInOut(t) {\n const s = 1.70158 * 1.525;\n if ((t *= 2) < 1)\n return 0.5 * (t * t * ((s + 1) * t - s));\n return 0.5 * ((t -= 2) * t * ((s + 1) * t + s) + 2);\n}\nfunction backIn(t) {\n const s = 1.70158;\n return t * t * ((s + 1) * t - s);\n}\nfunction backOut(t) {\n const s = 1.70158;\n return --t * t * ((s + 1) * t + s) + 1;\n}\nfunction bounceOut(t) {\n const a = 4.0 / 11.0;\n const b = 8.0 / 11.0;\n const c = 9.0 / 10.0;\n const ca = 4356.0 / 361.0;\n const cb = 35442.0 / 1805.0;\n const cc = 16061.0 / 1805.0;\n const t2 = t * t;\n return t < a\n ? 7.5625 * t2\n : t < b\n ? 9.075 * t2 - 9.9 * t + 3.4\n : t < c\n ? ca * t2 - cb * t + cc\n : 10.8 * t * t - 20.52 * t + 10.72;\n}\nfunction bounceInOut(t) {\n return t < 0.5\n ? 0.5 * (1.0 - bounceOut(1.0 - t * 2.0))\n : 0.5 * bounceOut(t * 2.0 - 1.0) + 0.5;\n}\nfunction bounceIn(t) {\n return 1.0 - bounceOut(1.0 - t);\n}\nfunction circInOut(t) {\n if ((t *= 2) < 1)\n return -0.5 * (Math.sqrt(1 - t * t) - 1);\n return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1);\n}\nfunction circIn(t) {\n return 1.0 - Math.sqrt(1.0 - t * t);\n}\nfunction circOut(t) {\n return Math.sqrt(1 - --t * t);\n}\nfunction cubicInOut(t) {\n return t < 0.5 ? 4.0 * t * t * t : 0.5 * Math.pow(2.0 * t - 2.0, 3.0) + 1.0;\n}\nfunction cubicIn(t) {\n return t * t * t;\n}\nfunction cubicOut(t) {\n const f = t - 1.0;\n return f * f * f + 1.0;\n}\nfunction elasticInOut(t) {\n return t < 0.5\n ? 0.5 *\n Math.sin(((+13.0 * Math.PI) / 2) * 2.0 * t) *\n Math.pow(2.0, 10.0 * (2.0 * t - 1.0))\n : 0.5 *\n Math.sin(((-13.0 * Math.PI) / 2) * (2.0 * t - 1.0 + 1.0)) *\n Math.pow(2.0, -10.0 * (2.0 * t - 1.0)) +\n 1.0;\n}\nfunction elasticIn(t) {\n return Math.sin((13.0 * t * Math.PI) / 2) * Math.pow(2.0, 10.0 * (t - 1.0));\n}\nfunction elasticOut(t) {\n return (Math.sin((-13.0 * (t + 1.0) * Math.PI) / 2) * Math.pow(2.0, -10.0 * t) + 1.0);\n}\nfunction expoInOut(t) {\n return t === 0.0 || t === 1.0\n ? t\n : t < 0.5\n ? +0.5 * Math.pow(2.0, 20.0 * t - 10.0)\n : -0.5 * Math.pow(2.0, 10.0 - t * 20.0) + 1.0;\n}\nfunction expoIn(t) {\n return t === 0.0 ? t : Math.pow(2.0, 10.0 * (t - 1.0));\n}\nfunction expoOut(t) {\n return t === 1.0 ? t : 1.0 - Math.pow(2.0, -10.0 * t);\n}\nfunction quadInOut(t) {\n t /= 0.5;\n if (t < 1)\n return 0.5 * t * t;\n t--;\n return -0.5 * (t * (t - 2) - 1);\n}\nfunction quadIn(t) {\n return t * t;\n}\nfunction quadOut(t) {\n return -t * (t - 2.0);\n}\nfunction quartInOut(t) {\n return t < 0.5\n ? +8.0 * Math.pow(t, 4.0)\n : -8.0 * Math.pow(t - 1.0, 4.0) + 1.0;\n}\nfunction quartIn(t) {\n return Math.pow(t, 4.0);\n}\nfunction quartOut(t) {\n return Math.pow(t - 1.0, 3.0) * (1.0 - t) + 1.0;\n}\nfunction quintInOut(t) {\n if ((t *= 2) < 1)\n return 0.5 * t * t * t * t * t;\n return 0.5 * ((t -= 2) * t * t * t * t + 2);\n}\nfunction quintIn(t) {\n return t * t * t * t * t;\n}\nfunction quintOut(t) {\n return --t * t * t * t * t + 1;\n}\nfunction sineInOut(t) {\n return -0.5 * (Math.cos(Math.PI * t) - 1);\n}\nfunction sineIn(t) {\n const v = Math.cos(t * Math.PI * 0.5);\n if (Math.abs(v) < 1e-14)\n return 1;\n else\n return 1 - v;\n}\nfunction sineOut(t) {\n return Math.sin((t * Math.PI) / 2);\n}\n\nexport { backIn, backInOut, backOut, bounceIn, bounceInOut, bounceOut, circIn, circInOut, circOut, cubicIn, cubicInOut, cubicOut, elasticIn, elasticInOut, elasticOut, expoIn, expoInOut, expoOut, quadIn, quadInOut, quadOut, quartIn, quartInOut, quartOut, quintIn, quintInOut, quintOut, sineIn, sineInOut, sineOut };\n","import { cubicInOut, cubicOut } from '../easing';\nimport { is_function, assign } from '../internal';\n\n/*! *****************************************************************************\r\nCopyright (c) Microsoft Corporation. All rights reserved.\r\nLicensed under the Apache License, Version 2.0 (the \"License\"); you may not use\r\nthis file except in compliance with the License. You may obtain a copy of the\r\nLicense at http://www.apache.org/licenses/LICENSE-2.0\r\n\r\nTHIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\r\nKIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED\r\nWARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,\r\nMERCHANTABLITY OR NON-INFRINGEMENT.\r\n\r\nSee the Apache Version 2.0 License for specific language governing permissions\r\nand limitations under the License.\r\n***************************************************************************** */\r\n\r\nfunction __rest(s, e) {\r\n var t = {};\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\r\n t[p] = s[p];\r\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\r\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {\r\n if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))\r\n t[p[i]] = s[p[i]];\r\n }\r\n return t;\r\n}\n\nfunction blur(node, { delay = 0, duration = 400, easing = cubicInOut, amount = 5, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const f = style.filter === 'none' ? '' : style.filter;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (_t, u) => `opacity: ${target_opacity - (od * u)}; filter: ${f} blur(${u * amount}px);`\n };\n}\nfunction fade(node, { delay = 0, duration = 400 }) {\n const o = +getComputedStyle(node).opacity;\n return {\n delay,\n duration,\n css: t => `opacity: ${t * o}`\n };\n}\nfunction fly(node, { delay = 0, duration = 400, easing = cubicOut, x = 0, y = 0, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const transform = style.transform === 'none' ? '' : style.transform;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (t, u) => `\n\t\t\ttransform: ${transform} translate(${(1 - t) * x}px, ${(1 - t) * y}px);\n\t\t\topacity: ${target_opacity - (od * u)}`\n };\n}\nfunction slide(node, { delay = 0, duration = 400, easing = cubicOut }) {\n const style = getComputedStyle(node);\n const opacity = +style.opacity;\n const height = parseFloat(style.height);\n const padding_top = parseFloat(style.paddingTop);\n const padding_bottom = parseFloat(style.paddingBottom);\n const margin_top = parseFloat(style.marginTop);\n const margin_bottom = parseFloat(style.marginBottom);\n const border_top_width = parseFloat(style.borderTopWidth);\n const border_bottom_width = parseFloat(style.borderBottomWidth);\n return {\n delay,\n duration,\n easing,\n css: t => `overflow: hidden;` +\n `opacity: ${Math.min(t * 20, 1) * opacity};` +\n `height: ${t * height}px;` +\n `padding-top: ${t * padding_top}px;` +\n `padding-bottom: ${t * padding_bottom}px;` +\n `margin-top: ${t * margin_top}px;` +\n `margin-bottom: ${t * margin_bottom}px;` +\n `border-top-width: ${t * border_top_width}px;` +\n `border-bottom-width: ${t * border_bottom_width}px;`\n };\n}\nfunction scale(node, { delay = 0, duration = 400, easing = cubicOut, start = 0, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const transform = style.transform === 'none' ? '' : style.transform;\n const sd = 1 - start;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (_t, u) => `\n\t\t\ttransform: ${transform} scale(${1 - (sd * u)});\n\t\t\topacity: ${target_opacity - (od * u)}\n\t\t`\n };\n}\nfunction draw(node, { delay = 0, speed, duration, easing = cubicInOut }) {\n const len = node.getTotalLength();\n if (duration === undefined) {\n if (speed === undefined) {\n duration = 800;\n }\n else {\n duration = len / speed;\n }\n }\n else if (typeof duration === 'function') {\n duration = duration(len);\n }\n return {\n delay,\n duration,\n easing,\n css: (t, u) => `stroke-dasharray: ${t * len} ${u * len}`\n };\n}\nfunction crossfade(_a) {\n var { fallback } = _a, defaults = __rest(_a, [\"fallback\"]);\n const to_receive = new Map();\n const to_send = new Map();\n function crossfade(from, node, params) {\n const { delay = 0, duration = d => Math.sqrt(d) * 30, easing = cubicOut } = assign(assign({}, defaults), params);\n const to = node.getBoundingClientRect();\n const dx = from.left - to.left;\n const dy = from.top - to.top;\n const dw = from.width / to.width;\n const dh = from.height / to.height;\n const d = Math.sqrt(dx * dx + dy * dy);\n const style = getComputedStyle(node);\n const transform = style.transform === 'none' ? '' : style.transform;\n const opacity = +style.opacity;\n return {\n delay,\n duration: is_function(duration) ? duration(d) : duration,\n easing,\n css: (t, u) => `\n\t\t\t\topacity: ${t * opacity};\n\t\t\t\ttransform-origin: top left;\n\t\t\t\ttransform: ${transform} translate(${u * dx}px,${u * dy}px) scale(${t + (1 - t) * dw}, ${t + (1 - t) * dh});\n\t\t\t`\n };\n }\n function transition(items, counterparts, intro) {\n return (node, params) => {\n items.set(params.key, {\n rect: node.getBoundingClientRect()\n });\n return () => {\n if (counterparts.has(params.key)) {\n const { rect } = counterparts.get(params.key);\n counterparts.delete(params.key);\n return crossfade(rect, node, params);\n }\n // if the node is disappearing altogether\n // (i.e. wasn't claimed by the other list)\n // then we need to supply an outro\n items.delete(params.key);\n return fallback && fallback(node, params, intro);\n };\n };\n }\n return [\n transition(to_send, to_receive, false),\n transition(to_receive, to_send, true)\n ];\n}\n\nexport { blur, crossfade, draw, fade, fly, scale, slide };\n","\n\n
    \n\n
    \n \n {title}\n
    \n\n {#if editingSubComponentName}\n
    \n \n
    \n {:else}\n \n {/if}\n \n\n \n\n
    \n\n","\n\n
    \n\n
    \n
    {shortName}
    \n
    \n \n \n
    \n
    \n\n {#if editingComponentInstance}\n
    \n \n
    \n {:else}\n
    \n\n
    componentDetailsExpanded = !componentDetailsExpanded}>\n Component Details\n \n
    \n\n {#if componentDetailsExpanded}\n
    \n
    \n name = ev.target.value}\n hasError={!!nameInvalid}/>\n description = ev.target.value}\n text={description}/>\n tagsString = ev.target.value}\n text={tagsString}/>\n
    \n
    \n {/if}\n\n
    \n Properties\n
    \n\n \n \n \n\n
    \n {/if}\n\n
    \n\n\n
    \n
    \n\n
    \n Delete {name} ? \n
    \n\n
    \n Are you sure you want to delete this component ?\n
    \n\n
    \n \n \n \n \n
    \n\n
    \n\n
    \n\n","\n\n
    \n
    \n \n
    \n
    \n\n\n","import { splitName } from \"./splitRootComponentName\";\nimport {\n find, filter, cloneDeep, isPlainObject,\n isArray\n} from \"lodash/fp\";\nimport { isRootComponent } from \"./searchComponents\";\n\nexport const libraryDependencies = (allComponents, lib) => {\n\n const componentDependsOnLibrary = comp => {\n if(isRootComponent(comp)) {\n const {libName} = splitName(component.name);\n return (libName === lib);\n }\n return componentDependsOnLibrary(\n find(c => c.name === comp.inherits)(allComponents)\n );\n }\n\n return filter(c => !isRootComponent(c) \n && componentDependsOnLibrary(c))(\n allComponents\n );\n}\n\nexport const componentDependencies = (pages, allComponents, dependsOn) => {\n\n \n pages = cloneDeep(pages);\n allComponents = cloneDeep(allComponents);\n const dependantComponents = [];\n const dependantPages = [];\n\n const traverseProps = (props) => {\n \n if(props._component && props._component === dependsOn.name) {\n return true;\n } \n\n for(let propName in props) {\n const prop = props[propName];\n if(isPlainObject(prop) && prop._component) {\n if(traverseProps(prop)) return true;\n }\n if(isArray(prop)) {\n for(let element of prop) {\n if(traverseProps(element)) return true;\n }\n }\n }\n\n return false;\n }\n\n\n for(let component of allComponents) {\n \n if(isRootComponent(component)) {\n continue;\n }\n\n if(component.name === dependsOn.name) {\n continue;\n }\n\n if(component.inherits === dependsOn.name) {\n dependantComponents.push(component);\n continue;\n }\n \n if(traverseProps(component.props)) {\n dependantComponents.push(component);\n }\n\n }\n\n for(let pageName in pages) {\n const page = pages[pageName];\n if(page.appBody === dependsOn.name) {\n dependantPages.push(pageName);\n }\n }\n\n return {dependantComponents, dependantPages};\n\n}","\r\n\r\n{#each components as c}\r\n\r\n
    \r\n\r\n
    \r\n 0} \r\n class=\"uk-checkbox\" \r\n checked={isComponentSelected(c)}\r\n on:change={onSelectedChanged(c)}>\r\n \r\n {#if isComponentSelected(c)}\r\n {c.error}\r\n {/if}\r\n
    \r\n\r\n
    \r\n {c.component.description}\r\n
    \r\n\r\n
    \r\n\r\n{/each}\r\n\r\n
    \r\n \r\n
    \r\n\r\n\r\n\r\n\r\n\r\n","\n\n
    \n
    \n\n
    \n

    New Component

    \n
    \n\n
    \n \n
    \n
    \n
    \n\n\n
    \n
    \n\n {#if generator}\n \n
    \n

    Generator - {generator ? generator.name : \"\"}

    \n
    \n\n
    \n \n
    \n\n {/if}\n
    \n
    \n\n\n","\n\n\n
    \n {#if hasComponent}\n \n {/if}\n
    \n\n\n","\n\n
    \n
    \n\n
    \n
    Settings
    \n
    \n \n
    \n
    \n\n
    \n\n
    \n

    Component Libraries\n \n \n \n \n

    \n {#each $store.pages.componentLibraries as lib}\n
    \n {lib}\n removeLibrary(lib)}/>\n
    \n {/each}\n
    \n \n\n
    \n

    Stylesheets\n \n \n \n \n

    \n {#each $store.pages.stylesheets as stylesheet}\n
    \n {stylesheet}\n removeStylesheet(stylesheet)}/>\n
    \n {/each}\n
    \n\n \n
    \n
    \n
    \n\n","\n\n
    \n\n

    {$store.currentPageName}

    \n\n
    \n \n
    The title of your page, displayed in the bowser tab
    \n v.name} />\n\n
    The component that will be loaded into the body of the page
    \n
    \n \n \n\n
    \n\n","\n\n
    \n \n
    \n\n
    \n
    \n
    {@html getIcon(\"sidebar\",\"18\")}
    \n Components\n
    \n \n \n
    \n
    \n
    \n \n
    \n
    \n\n
    \n
    \n
    {@html getIcon(\"grid\",\"18\")}
    \n Pages\n
    \n
    \n \n
    \n
    \n\n
    \n\n
    \n {#if $store.currentFrontEndType === \"component\"}\n \n {:else if $store.currentFrontEndType === \"page\"}\n \n {/if} \n
    \n\n {#if $store.currentFrontEndType === \"component\"}\n
    \n \n
    \n {/if}\n\n
    \n\n\n\n\n\n\n","\n\n
    \n
    store.selectExistingNode(node.nodeId)} style=\"padding-left: {20 + (level * 20)}px\">\n {@html getIcon(icon, 12)} {node.name}\n
    \n {#if node.children}\n {#each node.children as child}\n \n {/each}\n {/if}\n {#if node.indexes}\n {#each node.indexes as index}\n \n {/each}\n {/if}\n
    \n\n\n","\n\n\n
    isDroppedDown = !isDroppedDown}>\n {@html getIcon(iconName)}\n \n
    isDroppedDown = false} style=\"display: {isDroppedDown ? 'block' : 'none'}\">
    \n\n
    \n {#each actions as action}\n
    \n {action.label}\n
    \n {/each}\n
    \n \n
    \n\n\n","\n\n
    \n {label}\n
    \n\n\n","\n\n\n
    \n
    \n
    \n
    \n
    {@html getIcon(\"database\",\"18\")}
    \n
    Database
    \n \n
    \n
    \n\n
    \n {#each $store.hierarchy.children as record}\n \n {/each}\n\n {#each $store.hierarchy.indexes as index}\n \n {/each}\n
    \n
    \n\n \n \n\n
    \n\n\n","\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n{#if hasErrors}\n
    \n {#each errors as error}\n
    {error.field ? `${error.field}: ` : \"\"}{error.error}
    \n {/each}\n
    \n{/if}\n\n","/* flatpickr v4.6.2, @license MIT */\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n typeof define === 'function' && define.amd ? define(factory) :\n (global = global || self, global.flatpickr = factory());\n}(this, function () { 'use strict';\n\n /*! *****************************************************************************\r\n Copyright (c) Microsoft Corporation. All rights reserved.\r\n Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use\r\n this file except in compliance with the License. You may obtain a copy of the\r\n License at http://www.apache.org/licenses/LICENSE-2.0\r\n\r\n THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\r\n KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED\r\n WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,\r\n MERCHANTABLITY OR NON-INFRINGEMENT.\r\n\r\n See the Apache Version 2.0 License for specific language governing permissions\r\n and limitations under the License.\r\n ***************************************************************************** */\r\n\r\n var __assign = function() {\r\n __assign = Object.assign || function __assign(t) {\r\n for (var s, i = 1, n = arguments.length; i < n; i++) {\r\n s = arguments[i];\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];\r\n }\r\n return t;\r\n };\r\n return __assign.apply(this, arguments);\r\n };\n\n var HOOKS = [\n \"onChange\",\n \"onClose\",\n \"onDayCreate\",\n \"onDestroy\",\n \"onKeyDown\",\n \"onMonthChange\",\n \"onOpen\",\n \"onParseConfig\",\n \"onReady\",\n \"onValueUpdate\",\n \"onYearChange\",\n \"onPreCalendarPosition\",\n ];\n var defaults = {\n _disable: [],\n _enable: [],\n allowInput: false,\n altFormat: \"F j, Y\",\n altInput: false,\n altInputClass: \"form-control input\",\n animate: typeof window === \"object\" &&\n window.navigator.userAgent.indexOf(\"MSIE\") === -1,\n ariaDateFormat: \"F j, Y\",\n clickOpens: true,\n closeOnSelect: true,\n conjunction: \", \",\n dateFormat: \"Y-m-d\",\n defaultHour: 12,\n defaultMinute: 0,\n defaultSeconds: 0,\n disable: [],\n disableMobile: false,\n enable: [],\n enableSeconds: false,\n enableTime: false,\n errorHandler: function (err) {\n return typeof console !== \"undefined\" && console.warn(err);\n },\n getWeek: function (givenDate) {\n var date = new Date(givenDate.getTime());\n date.setHours(0, 0, 0, 0);\n // Thursday in current week decides the year.\n date.setDate(date.getDate() + 3 - ((date.getDay() + 6) % 7));\n // January 4 is always in week 1.\n var week1 = new Date(date.getFullYear(), 0, 4);\n // Adjust to Thursday in week 1 and count number of weeks from date to week1.\n return (1 +\n Math.round(((date.getTime() - week1.getTime()) / 86400000 -\n 3 +\n ((week1.getDay() + 6) % 7)) /\n 7));\n },\n hourIncrement: 1,\n ignoredFocusElements: [],\n inline: false,\n locale: \"default\",\n minuteIncrement: 5,\n mode: \"single\",\n monthSelectorType: \"dropdown\",\n nextArrow: \"\",\n noCalendar: false,\n now: new Date(),\n onChange: [],\n onClose: [],\n onDayCreate: [],\n onDestroy: [],\n onKeyDown: [],\n onMonthChange: [],\n onOpen: [],\n onParseConfig: [],\n onReady: [],\n onValueUpdate: [],\n onYearChange: [],\n onPreCalendarPosition: [],\n plugins: [],\n position: \"auto\",\n positionElement: undefined,\n prevArrow: \"\",\n shorthandCurrentMonth: false,\n showMonths: 1,\n static: false,\n time_24hr: false,\n weekNumbers: false,\n wrap: false\n };\n\n var english = {\n weekdays: {\n shorthand: [\"Sun\", \"Mon\", \"Tue\", \"Wed\", \"Thu\", \"Fri\", \"Sat\"],\n longhand: [\n \"Sunday\",\n \"Monday\",\n \"Tuesday\",\n \"Wednesday\",\n \"Thursday\",\n \"Friday\",\n \"Saturday\",\n ]\n },\n months: {\n shorthand: [\n \"Jan\",\n \"Feb\",\n \"Mar\",\n \"Apr\",\n \"May\",\n \"Jun\",\n \"Jul\",\n \"Aug\",\n \"Sep\",\n \"Oct\",\n \"Nov\",\n \"Dec\",\n ],\n longhand: [\n \"January\",\n \"February\",\n \"March\",\n \"April\",\n \"May\",\n \"June\",\n \"July\",\n \"August\",\n \"September\",\n \"October\",\n \"November\",\n \"December\",\n ]\n },\n daysInMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],\n firstDayOfWeek: 0,\n ordinal: function (nth) {\n var s = nth % 100;\n if (s > 3 && s < 21)\n return \"th\";\n switch (s % 10) {\n case 1:\n return \"st\";\n case 2:\n return \"nd\";\n case 3:\n return \"rd\";\n default:\n return \"th\";\n }\n },\n rangeSeparator: \" to \",\n weekAbbreviation: \"Wk\",\n scrollTitle: \"Scroll to increment\",\n toggleTitle: \"Click to toggle\",\n amPM: [\"AM\", \"PM\"],\n yearAriaLabel: \"Year\",\n hourAriaLabel: \"Hour\",\n minuteAriaLabel: \"Minute\",\n time_24hr: false\n };\n\n var pad = function (number) { return (\"0\" + number).slice(-2); };\n var int = function (bool) { return (bool === true ? 1 : 0); };\n /* istanbul ignore next */\n function debounce(func, wait, immediate) {\n if (immediate === void 0) { immediate = false; }\n var timeout;\n return function () {\n var context = this, args = arguments;\n timeout !== null && clearTimeout(timeout);\n timeout = window.setTimeout(function () {\n timeout = null;\n if (!immediate)\n func.apply(context, args);\n }, wait);\n if (immediate && !timeout)\n func.apply(context, args);\n };\n }\n var arrayify = function (obj) {\n return obj instanceof Array ? obj : [obj];\n };\n\n function toggleClass(elem, className, bool) {\n if (bool === true)\n return elem.classList.add(className);\n elem.classList.remove(className);\n }\n function createElement(tag, className, content) {\n var e = window.document.createElement(tag);\n className = className || \"\";\n content = content || \"\";\n e.className = className;\n if (content !== undefined)\n e.textContent = content;\n return e;\n }\n function clearNode(node) {\n while (node.firstChild)\n node.removeChild(node.firstChild);\n }\n function findParent(node, condition) {\n if (condition(node))\n return node;\n else if (node.parentNode)\n return findParent(node.parentNode, condition);\n return undefined; // nothing found\n }\n function createNumberInput(inputClassName, opts) {\n var wrapper = createElement(\"div\", \"numInputWrapper\"), numInput = createElement(\"input\", \"numInput \" + inputClassName), arrowUp = createElement(\"span\", \"arrowUp\"), arrowDown = createElement(\"span\", \"arrowDown\");\n if (navigator.userAgent.indexOf(\"MSIE 9.0\") === -1) {\n numInput.type = \"number\";\n }\n else {\n numInput.type = \"text\";\n numInput.pattern = \"\\\\d*\";\n }\n if (opts !== undefined)\n for (var key in opts)\n numInput.setAttribute(key, opts[key]);\n wrapper.appendChild(numInput);\n wrapper.appendChild(arrowUp);\n wrapper.appendChild(arrowDown);\n return wrapper;\n }\n function getEventTarget(event) {\n if (typeof event.composedPath === \"function\") {\n var path = event.composedPath();\n return path[0];\n }\n return event.target;\n }\n\n var doNothing = function () { return undefined; };\n var monthToStr = function (monthNumber, shorthand, locale) { return locale.months[shorthand ? \"shorthand\" : \"longhand\"][monthNumber]; };\n var revFormat = {\n D: doNothing,\n F: function (dateObj, monthName, locale) {\n dateObj.setMonth(locale.months.longhand.indexOf(monthName));\n },\n G: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n H: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n J: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n K: function (dateObj, amPM, locale) {\n dateObj.setHours((dateObj.getHours() % 12) +\n 12 * int(new RegExp(locale.amPM[1], \"i\").test(amPM)));\n },\n M: function (dateObj, shortMonth, locale) {\n dateObj.setMonth(locale.months.shorthand.indexOf(shortMonth));\n },\n S: function (dateObj, seconds) {\n dateObj.setSeconds(parseFloat(seconds));\n },\n U: function (_, unixSeconds) { return new Date(parseFloat(unixSeconds) * 1000); },\n W: function (dateObj, weekNum, locale) {\n var weekNumber = parseInt(weekNum);\n var date = new Date(dateObj.getFullYear(), 0, 2 + (weekNumber - 1) * 7, 0, 0, 0, 0);\n date.setDate(date.getDate() - date.getDay() + locale.firstDayOfWeek);\n return date;\n },\n Y: function (dateObj, year) {\n dateObj.setFullYear(parseFloat(year));\n },\n Z: function (_, ISODate) { return new Date(ISODate); },\n d: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n h: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n i: function (dateObj, minutes) {\n dateObj.setMinutes(parseFloat(minutes));\n },\n j: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n l: doNothing,\n m: function (dateObj, month) {\n dateObj.setMonth(parseFloat(month) - 1);\n },\n n: function (dateObj, month) {\n dateObj.setMonth(parseFloat(month) - 1);\n },\n s: function (dateObj, seconds) {\n dateObj.setSeconds(parseFloat(seconds));\n },\n u: function (_, unixMillSeconds) {\n return new Date(parseFloat(unixMillSeconds));\n },\n w: doNothing,\n y: function (dateObj, year) {\n dateObj.setFullYear(2000 + parseFloat(year));\n }\n };\n var tokenRegex = {\n D: \"(\\\\w+)\",\n F: \"(\\\\w+)\",\n G: \"(\\\\d\\\\d|\\\\d)\",\n H: \"(\\\\d\\\\d|\\\\d)\",\n J: \"(\\\\d\\\\d|\\\\d)\\\\w+\",\n K: \"\",\n M: \"(\\\\w+)\",\n S: \"(\\\\d\\\\d|\\\\d)\",\n U: \"(.+)\",\n W: \"(\\\\d\\\\d|\\\\d)\",\n Y: \"(\\\\d{4})\",\n Z: \"(.+)\",\n d: \"(\\\\d\\\\d|\\\\d)\",\n h: \"(\\\\d\\\\d|\\\\d)\",\n i: \"(\\\\d\\\\d|\\\\d)\",\n j: \"(\\\\d\\\\d|\\\\d)\",\n l: \"(\\\\w+)\",\n m: \"(\\\\d\\\\d|\\\\d)\",\n n: \"(\\\\d\\\\d|\\\\d)\",\n s: \"(\\\\d\\\\d|\\\\d)\",\n u: \"(.+)\",\n w: \"(\\\\d\\\\d|\\\\d)\",\n y: \"(\\\\d{2})\"\n };\n var formats = {\n // get the date in UTC\n Z: function (date) { return date.toISOString(); },\n // weekday name, short, e.g. Thu\n D: function (date, locale, options) {\n return locale.weekdays.shorthand[formats.w(date, locale, options)];\n },\n // full month name e.g. January\n F: function (date, locale, options) {\n return monthToStr(formats.n(date, locale, options) - 1, false, locale);\n },\n // padded hour 1-12\n G: function (date, locale, options) {\n return pad(formats.h(date, locale, options));\n },\n // hours with leading zero e.g. 03\n H: function (date) { return pad(date.getHours()); },\n // day (1-30) with ordinal suffix e.g. 1st, 2nd\n J: function (date, locale) {\n return locale.ordinal !== undefined\n ? date.getDate() + locale.ordinal(date.getDate())\n : date.getDate();\n },\n // AM/PM\n K: function (date, locale) { return locale.amPM[int(date.getHours() > 11)]; },\n // shorthand month e.g. Jan, Sep, Oct, etc\n M: function (date, locale) {\n return monthToStr(date.getMonth(), true, locale);\n },\n // seconds 00-59\n S: function (date) { return pad(date.getSeconds()); },\n // unix timestamp\n U: function (date) { return date.getTime() / 1000; },\n W: function (date, _, options) {\n return options.getWeek(date);\n },\n // full year e.g. 2016\n Y: function (date) { return date.getFullYear(); },\n // day in month, padded (01-30)\n d: function (date) { return pad(date.getDate()); },\n // hour from 1-12 (am/pm)\n h: function (date) { return (date.getHours() % 12 ? date.getHours() % 12 : 12); },\n // minutes, padded with leading zero e.g. 09\n i: function (date) { return pad(date.getMinutes()); },\n // day in month (1-30)\n j: function (date) { return date.getDate(); },\n // weekday name, full, e.g. Thursday\n l: function (date, locale) {\n return locale.weekdays.longhand[date.getDay()];\n },\n // padded month number (01-12)\n m: function (date) { return pad(date.getMonth() + 1); },\n // the month number (1-12)\n n: function (date) { return date.getMonth() + 1; },\n // seconds 0-59\n s: function (date) { return date.getSeconds(); },\n // Unix Milliseconds\n u: function (date) { return date.getTime(); },\n // number of the day of the week\n w: function (date) { return date.getDay(); },\n // last two digits of year e.g. 16 for 2016\n y: function (date) { return String(date.getFullYear()).substring(2); }\n };\n\n var createDateFormatter = function (_a) {\n var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;\n return function (dateObj, frmt, overrideLocale) {\n var locale = overrideLocale || l10n;\n if (config.formatDate !== undefined) {\n return config.formatDate(dateObj, frmt, locale);\n }\n return frmt\n .split(\"\")\n .map(function (c, i, arr) {\n return formats[c] && arr[i - 1] !== \"\\\\\"\n ? formats[c](dateObj, locale, config)\n : c !== \"\\\\\"\n ? c\n : \"\";\n })\n .join(\"\");\n };\n };\n var createDateParser = function (_a) {\n var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;\n return function (date, givenFormat, timeless, customLocale) {\n if (date !== 0 && !date)\n return undefined;\n var locale = customLocale || l10n;\n var parsedDate;\n var dateOrig = date;\n if (date instanceof Date)\n parsedDate = new Date(date.getTime());\n else if (typeof date !== \"string\" &&\n date.toFixed !== undefined // timestamp\n )\n // create a copy\n parsedDate = new Date(date);\n else if (typeof date === \"string\") {\n // date string\n var format = givenFormat || (config || defaults).dateFormat;\n var datestr = String(date).trim();\n if (datestr === \"today\") {\n parsedDate = new Date();\n timeless = true;\n }\n else if (/Z$/.test(datestr) ||\n /GMT$/.test(datestr) // datestrings w/ timezone\n )\n parsedDate = new Date(date);\n else if (config && config.parseDate)\n parsedDate = config.parseDate(date, format);\n else {\n parsedDate =\n !config || !config.noCalendar\n ? new Date(new Date().getFullYear(), 0, 1, 0, 0, 0, 0)\n : new Date(new Date().setHours(0, 0, 0, 0));\n var matched = void 0, ops = [];\n for (var i = 0, matchIndex = 0, regexStr = \"\"; i < format.length; i++) {\n var token_1 = format[i];\n var isBackSlash = token_1 === \"\\\\\";\n var escaped = format[i - 1] === \"\\\\\" || isBackSlash;\n if (tokenRegex[token_1] && !escaped) {\n regexStr += tokenRegex[token_1];\n var match = new RegExp(regexStr).exec(date);\n if (match && (matched = true)) {\n ops[token_1 !== \"Y\" ? \"push\" : \"unshift\"]({\n fn: revFormat[token_1],\n val: match[++matchIndex]\n });\n }\n }\n else if (!isBackSlash)\n regexStr += \".\"; // don't really care\n ops.forEach(function (_a) {\n var fn = _a.fn, val = _a.val;\n return (parsedDate = fn(parsedDate, val, locale) || parsedDate);\n });\n }\n parsedDate = matched ? parsedDate : undefined;\n }\n }\n /* istanbul ignore next */\n if (!(parsedDate instanceof Date && !isNaN(parsedDate.getTime()))) {\n config.errorHandler(new Error(\"Invalid date provided: \" + dateOrig));\n return undefined;\n }\n if (timeless === true)\n parsedDate.setHours(0, 0, 0, 0);\n return parsedDate;\n };\n };\n /**\n * Compute the difference in dates, measured in ms\n */\n function compareDates(date1, date2, timeless) {\n if (timeless === void 0) { timeless = true; }\n if (timeless !== false) {\n return (new Date(date1.getTime()).setHours(0, 0, 0, 0) -\n new Date(date2.getTime()).setHours(0, 0, 0, 0));\n }\n return date1.getTime() - date2.getTime();\n }\n var isBetween = function (ts, ts1, ts2) {\n return ts > Math.min(ts1, ts2) && ts < Math.max(ts1, ts2);\n };\n var duration = {\n DAY: 86400000\n };\n\n if (typeof Object.assign !== \"function\") {\n Object.assign = function (target) {\n var args = [];\n for (var _i = 1; _i < arguments.length; _i++) {\n args[_i - 1] = arguments[_i];\n }\n if (!target) {\n throw TypeError(\"Cannot convert undefined or null to object\");\n }\n var _loop_1 = function (source) {\n if (source) {\n Object.keys(source).forEach(function (key) { return (target[key] = source[key]); });\n }\n };\n for (var _a = 0, args_1 = args; _a < args_1.length; _a++) {\n var source = args_1[_a];\n _loop_1(source);\n }\n return target;\n };\n }\n\n var DEBOUNCED_CHANGE_MS = 300;\n function FlatpickrInstance(element, instanceConfig) {\n var self = {\n config: __assign({}, defaults, flatpickr.defaultConfig),\n l10n: english\n };\n self.parseDate = createDateParser({ config: self.config, l10n: self.l10n });\n self._handlers = [];\n self.pluginElements = [];\n self.loadedPlugins = [];\n self._bind = bind;\n self._setHoursFromDate = setHoursFromDate;\n self._positionCalendar = positionCalendar;\n self.changeMonth = changeMonth;\n self.changeYear = changeYear;\n self.clear = clear;\n self.close = close;\n self._createElement = createElement;\n self.destroy = destroy;\n self.isEnabled = isEnabled;\n self.jumpToDate = jumpToDate;\n self.open = open;\n self.redraw = redraw;\n self.set = set;\n self.setDate = setDate;\n self.toggle = toggle;\n function setupHelperFunctions() {\n self.utils = {\n getDaysInMonth: function (month, yr) {\n if (month === void 0) { month = self.currentMonth; }\n if (yr === void 0) { yr = self.currentYear; }\n if (month === 1 && ((yr % 4 === 0 && yr % 100 !== 0) || yr % 400 === 0))\n return 29;\n return self.l10n.daysInMonth[month];\n }\n };\n }\n function init() {\n self.element = self.input = element;\n self.isOpen = false;\n parseConfig();\n setupLocale();\n setupInputs();\n setupDates();\n setupHelperFunctions();\n if (!self.isMobile)\n build();\n bindEvents();\n if (self.selectedDates.length || self.config.noCalendar) {\n if (self.config.enableTime) {\n setHoursFromDate(self.config.noCalendar\n ? self.latestSelectedDateObj || self.config.minDate\n : undefined);\n }\n updateValue(false);\n }\n setCalendarWidth();\n self.showTimeInput =\n self.selectedDates.length > 0 || self.config.noCalendar;\n var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);\n /* TODO: investigate this further\n \n Currently, there is weird positioning behavior in safari causing pages\n to scroll up. https://github.com/chmln/flatpickr/issues/563\n \n However, most browsers are not Safari and positioning is expensive when used\n in scale. https://github.com/chmln/flatpickr/issues/1096\n */\n if (!self.isMobile && isSafari) {\n positionCalendar();\n }\n triggerEvent(\"onReady\");\n }\n function bindToInstance(fn) {\n return fn.bind(self);\n }\n function setCalendarWidth() {\n var config = self.config;\n if (config.weekNumbers === false && config.showMonths === 1)\n return;\n else if (config.noCalendar !== true) {\n window.requestAnimationFrame(function () {\n if (self.calendarContainer !== undefined) {\n self.calendarContainer.style.visibility = \"hidden\";\n self.calendarContainer.style.display = \"block\";\n }\n if (self.daysContainer !== undefined) {\n var daysWidth = (self.days.offsetWidth + 1) * config.showMonths;\n self.daysContainer.style.width = daysWidth + \"px\";\n self.calendarContainer.style.width =\n daysWidth +\n (self.weekWrapper !== undefined\n ? self.weekWrapper.offsetWidth\n : 0) +\n \"px\";\n self.calendarContainer.style.removeProperty(\"visibility\");\n self.calendarContainer.style.removeProperty(\"display\");\n }\n });\n }\n }\n /**\n * The handler for all events targeting the time inputs\n */\n function updateTime(e) {\n if (self.selectedDates.length === 0) {\n setDefaultTime();\n }\n if (e !== undefined && e.type !== \"blur\") {\n timeWrapper(e);\n }\n var prevValue = self._input.value;\n setHoursFromInputs();\n updateValue();\n if (self._input.value !== prevValue) {\n self._debouncedChange();\n }\n }\n function ampm2military(hour, amPM) {\n return (hour % 12) + 12 * int(amPM === self.l10n.amPM[1]);\n }\n function military2ampm(hour) {\n switch (hour % 24) {\n case 0:\n case 12:\n return 12;\n default:\n return hour % 12;\n }\n }\n /**\n * Syncs the selected date object time with user's time input\n */\n function setHoursFromInputs() {\n if (self.hourElement === undefined || self.minuteElement === undefined)\n return;\n var hours = (parseInt(self.hourElement.value.slice(-2), 10) || 0) % 24, minutes = (parseInt(self.minuteElement.value, 10) || 0) % 60, seconds = self.secondElement !== undefined\n ? (parseInt(self.secondElement.value, 10) || 0) % 60\n : 0;\n if (self.amPM !== undefined) {\n hours = ampm2military(hours, self.amPM.textContent);\n }\n var limitMinHours = self.config.minTime !== undefined ||\n (self.config.minDate &&\n self.minDateHasTime &&\n self.latestSelectedDateObj &&\n compareDates(self.latestSelectedDateObj, self.config.minDate, true) ===\n 0);\n var limitMaxHours = self.config.maxTime !== undefined ||\n (self.config.maxDate &&\n self.maxDateHasTime &&\n self.latestSelectedDateObj &&\n compareDates(self.latestSelectedDateObj, self.config.maxDate, true) ===\n 0);\n if (limitMaxHours) {\n var maxTime = self.config.maxTime !== undefined\n ? self.config.maxTime\n : self.config.maxDate;\n hours = Math.min(hours, maxTime.getHours());\n if (hours === maxTime.getHours())\n minutes = Math.min(minutes, maxTime.getMinutes());\n if (minutes === maxTime.getMinutes())\n seconds = Math.min(seconds, maxTime.getSeconds());\n }\n if (limitMinHours) {\n var minTime = self.config.minTime !== undefined\n ? self.config.minTime\n : self.config.minDate;\n hours = Math.max(hours, minTime.getHours());\n if (hours === minTime.getHours())\n minutes = Math.max(minutes, minTime.getMinutes());\n if (minutes === minTime.getMinutes())\n seconds = Math.max(seconds, minTime.getSeconds());\n }\n setHours(hours, minutes, seconds);\n }\n /**\n * Syncs time input values with a date\n */\n function setHoursFromDate(dateObj) {\n var date = dateObj || self.latestSelectedDateObj;\n if (date)\n setHours(date.getHours(), date.getMinutes(), date.getSeconds());\n }\n function setDefaultHours() {\n var hours = self.config.defaultHour;\n var minutes = self.config.defaultMinute;\n var seconds = self.config.defaultSeconds;\n if (self.config.minDate !== undefined) {\n var minHr = self.config.minDate.getHours();\n var minMinutes = self.config.minDate.getMinutes();\n hours = Math.max(hours, minHr);\n if (hours === minHr)\n minutes = Math.max(minMinutes, minutes);\n if (hours === minHr && minutes === minMinutes)\n seconds = self.config.minDate.getSeconds();\n }\n if (self.config.maxDate !== undefined) {\n var maxHr = self.config.maxDate.getHours();\n var maxMinutes = self.config.maxDate.getMinutes();\n hours = Math.min(hours, maxHr);\n if (hours === maxHr)\n minutes = Math.min(maxMinutes, minutes);\n if (hours === maxHr && minutes === maxMinutes)\n seconds = self.config.maxDate.getSeconds();\n }\n setHours(hours, minutes, seconds);\n }\n /**\n * Sets the hours, minutes, and optionally seconds\n * of the latest selected date object and the\n * corresponding time inputs\n * @param {Number} hours the hour. whether its military\n * or am-pm gets inferred from config\n * @param {Number} minutes the minutes\n * @param {Number} seconds the seconds (optional)\n */\n function setHours(hours, minutes, seconds) {\n if (self.latestSelectedDateObj !== undefined) {\n self.latestSelectedDateObj.setHours(hours % 24, minutes, seconds || 0, 0);\n }\n if (!self.hourElement || !self.minuteElement || self.isMobile)\n return;\n self.hourElement.value = pad(!self.config.time_24hr\n ? ((12 + hours) % 12) + 12 * int(hours % 12 === 0)\n : hours);\n self.minuteElement.value = pad(minutes);\n if (self.amPM !== undefined)\n self.amPM.textContent = self.l10n.amPM[int(hours >= 12)];\n if (self.secondElement !== undefined)\n self.secondElement.value = pad(seconds);\n }\n /**\n * Handles the year input and incrementing events\n * @param {Event} event the keyup or increment event\n */\n function onYearInput(event) {\n var year = parseInt(event.target.value) + (event.delta || 0);\n if (year / 1000 > 1 ||\n (event.key === \"Enter\" && !/[^\\d]/.test(year.toString()))) {\n changeYear(year);\n }\n }\n /**\n * Essentially addEventListener + tracking\n * @param {Element} element the element to addEventListener to\n * @param {String} event the event name\n * @param {Function} handler the event handler\n */\n function bind(element, event, handler, options) {\n if (event instanceof Array)\n return event.forEach(function (ev) { return bind(element, ev, handler, options); });\n if (element instanceof Array)\n return element.forEach(function (el) { return bind(el, event, handler, options); });\n element.addEventListener(event, handler, options);\n self._handlers.push({\n element: element,\n event: event,\n handler: handler,\n options: options\n });\n }\n /**\n * A mousedown handler which mimics click.\n * Minimizes latency, since we don't need to wait for mouseup in most cases.\n * Also, avoids handling right clicks.\n *\n * @param {Function} handler the event handler\n */\n function onClick(handler) {\n return function (evt) {\n evt.which === 1 && handler(evt);\n };\n }\n function triggerChange() {\n triggerEvent(\"onChange\");\n }\n /**\n * Adds all the necessary event listeners\n */\n function bindEvents() {\n if (self.config.wrap) {\n [\"open\", \"close\", \"toggle\", \"clear\"].forEach(function (evt) {\n Array.prototype.forEach.call(self.element.querySelectorAll(\"[data-\" + evt + \"]\"), function (el) {\n return bind(el, \"click\", self[evt]);\n });\n });\n }\n if (self.isMobile) {\n setupMobile();\n return;\n }\n var debouncedResize = debounce(onResize, 50);\n self._debouncedChange = debounce(triggerChange, DEBOUNCED_CHANGE_MS);\n if (self.daysContainer && !/iPhone|iPad|iPod/i.test(navigator.userAgent))\n bind(self.daysContainer, \"mouseover\", function (e) {\n if (self.config.mode === \"range\")\n onMouseOver(e.target);\n });\n bind(window.document.body, \"keydown\", onKeyDown);\n if (!self.config.inline && !self.config.static)\n bind(window, \"resize\", debouncedResize);\n if (window.ontouchstart !== undefined)\n bind(window.document, \"touchstart\", documentClick);\n else\n bind(window.document, \"mousedown\", onClick(documentClick));\n bind(window.document, \"focus\", documentClick, { capture: true });\n if (self.config.clickOpens === true) {\n bind(self._input, \"focus\", self.open);\n bind(self._input, \"mousedown\", onClick(self.open));\n }\n if (self.daysContainer !== undefined) {\n bind(self.monthNav, \"mousedown\", onClick(onMonthNavClick));\n bind(self.monthNav, [\"keyup\", \"increment\"], onYearInput);\n bind(self.daysContainer, \"mousedown\", onClick(selectDate));\n }\n if (self.timeContainer !== undefined &&\n self.minuteElement !== undefined &&\n self.hourElement !== undefined) {\n var selText = function (e) {\n return e.target.select();\n };\n bind(self.timeContainer, [\"increment\"], updateTime);\n bind(self.timeContainer, \"blur\", updateTime, { capture: true });\n bind(self.timeContainer, \"mousedown\", onClick(timeIncrement));\n bind([self.hourElement, self.minuteElement], [\"focus\", \"click\"], selText);\n if (self.secondElement !== undefined)\n bind(self.secondElement, \"focus\", function () { return self.secondElement && self.secondElement.select(); });\n if (self.amPM !== undefined) {\n bind(self.amPM, \"mousedown\", onClick(function (e) {\n updateTime(e);\n triggerChange();\n }));\n }\n }\n }\n /**\n * Set the calendar view to a particular date.\n * @param {Date} jumpDate the date to set the view to\n * @param {boolean} triggerChange if change events should be triggered\n */\n function jumpToDate(jumpDate, triggerChange) {\n var jumpTo = jumpDate !== undefined\n ? self.parseDate(jumpDate)\n : self.latestSelectedDateObj ||\n (self.config.minDate && self.config.minDate > self.now\n ? self.config.minDate\n : self.config.maxDate && self.config.maxDate < self.now\n ? self.config.maxDate\n : self.now);\n var oldYear = self.currentYear;\n var oldMonth = self.currentMonth;\n try {\n if (jumpTo !== undefined) {\n self.currentYear = jumpTo.getFullYear();\n self.currentMonth = jumpTo.getMonth();\n }\n }\n catch (e) {\n /* istanbul ignore next */\n e.message = \"Invalid date supplied: \" + jumpTo;\n self.config.errorHandler(e);\n }\n if (triggerChange && self.currentYear !== oldYear) {\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n if (triggerChange &&\n (self.currentYear !== oldYear || self.currentMonth !== oldMonth)) {\n triggerEvent(\"onMonthChange\");\n }\n self.redraw();\n }\n /**\n * The up/down arrow handler for time inputs\n * @param {Event} e the click event\n */\n function timeIncrement(e) {\n if (~e.target.className.indexOf(\"arrow\"))\n incrementNumInput(e, e.target.classList.contains(\"arrowUp\") ? 1 : -1);\n }\n /**\n * Increments/decrements the value of input associ-\n * ated with the up/down arrow by dispatching an\n * \"increment\" event on the input.\n *\n * @param {Event} e the click event\n * @param {Number} delta the diff (usually 1 or -1)\n * @param {Element} inputElem the input element\n */\n function incrementNumInput(e, delta, inputElem) {\n var target = e && e.target;\n var input = inputElem ||\n (target && target.parentNode && target.parentNode.firstChild);\n var event = createEvent(\"increment\");\n event.delta = delta;\n input && input.dispatchEvent(event);\n }\n function build() {\n var fragment = window.document.createDocumentFragment();\n self.calendarContainer = createElement(\"div\", \"flatpickr-calendar\");\n self.calendarContainer.tabIndex = -1;\n if (!self.config.noCalendar) {\n fragment.appendChild(buildMonthNav());\n self.innerContainer = createElement(\"div\", \"flatpickr-innerContainer\");\n if (self.config.weekNumbers) {\n var _a = buildWeeks(), weekWrapper = _a.weekWrapper, weekNumbers = _a.weekNumbers;\n self.innerContainer.appendChild(weekWrapper);\n self.weekNumbers = weekNumbers;\n self.weekWrapper = weekWrapper;\n }\n self.rContainer = createElement(\"div\", \"flatpickr-rContainer\");\n self.rContainer.appendChild(buildWeekdays());\n if (!self.daysContainer) {\n self.daysContainer = createElement(\"div\", \"flatpickr-days\");\n self.daysContainer.tabIndex = -1;\n }\n buildDays();\n self.rContainer.appendChild(self.daysContainer);\n self.innerContainer.appendChild(self.rContainer);\n fragment.appendChild(self.innerContainer);\n }\n if (self.config.enableTime) {\n fragment.appendChild(buildTime());\n }\n toggleClass(self.calendarContainer, \"rangeMode\", self.config.mode === \"range\");\n toggleClass(self.calendarContainer, \"animate\", self.config.animate === true);\n toggleClass(self.calendarContainer, \"multiMonth\", self.config.showMonths > 1);\n self.calendarContainer.appendChild(fragment);\n var customAppend = self.config.appendTo !== undefined &&\n self.config.appendTo.nodeType !== undefined;\n if (self.config.inline || self.config.static) {\n self.calendarContainer.classList.add(self.config.inline ? \"inline\" : \"static\");\n if (self.config.inline) {\n if (!customAppend && self.element.parentNode)\n self.element.parentNode.insertBefore(self.calendarContainer, self._input.nextSibling);\n else if (self.config.appendTo !== undefined)\n self.config.appendTo.appendChild(self.calendarContainer);\n }\n if (self.config.static) {\n var wrapper = createElement(\"div\", \"flatpickr-wrapper\");\n if (self.element.parentNode)\n self.element.parentNode.insertBefore(wrapper, self.element);\n wrapper.appendChild(self.element);\n if (self.altInput)\n wrapper.appendChild(self.altInput);\n wrapper.appendChild(self.calendarContainer);\n }\n }\n if (!self.config.static && !self.config.inline)\n (self.config.appendTo !== undefined\n ? self.config.appendTo\n : window.document.body).appendChild(self.calendarContainer);\n }\n function createDay(className, date, dayNumber, i) {\n var dateIsEnabled = isEnabled(date, true), dayElement = createElement(\"span\", \"flatpickr-day \" + className, date.getDate().toString());\n dayElement.dateObj = date;\n dayElement.$i = i;\n dayElement.setAttribute(\"aria-label\", self.formatDate(date, self.config.ariaDateFormat));\n if (className.indexOf(\"hidden\") === -1 &&\n compareDates(date, self.now) === 0) {\n self.todayDateElem = dayElement;\n dayElement.classList.add(\"today\");\n dayElement.setAttribute(\"aria-current\", \"date\");\n }\n if (dateIsEnabled) {\n dayElement.tabIndex = -1;\n if (isDateSelected(date)) {\n dayElement.classList.add(\"selected\");\n self.selectedDateElem = dayElement;\n if (self.config.mode === \"range\") {\n toggleClass(dayElement, \"startRange\", self.selectedDates[0] &&\n compareDates(date, self.selectedDates[0], true) === 0);\n toggleClass(dayElement, \"endRange\", self.selectedDates[1] &&\n compareDates(date, self.selectedDates[1], true) === 0);\n if (className === \"nextMonthDay\")\n dayElement.classList.add(\"inRange\");\n }\n }\n }\n else {\n dayElement.classList.add(\"flatpickr-disabled\");\n }\n if (self.config.mode === \"range\") {\n if (isDateInRange(date) && !isDateSelected(date))\n dayElement.classList.add(\"inRange\");\n }\n if (self.weekNumbers &&\n self.config.showMonths === 1 &&\n className !== \"prevMonthDay\" &&\n dayNumber % 7 === 1) {\n self.weekNumbers.insertAdjacentHTML(\"beforeend\", \"\" + self.config.getWeek(date) + \"\");\n }\n triggerEvent(\"onDayCreate\", dayElement);\n return dayElement;\n }\n function focusOnDayElem(targetNode) {\n targetNode.focus();\n if (self.config.mode === \"range\")\n onMouseOver(targetNode);\n }\n function getFirstAvailableDay(delta) {\n var startMonth = delta > 0 ? 0 : self.config.showMonths - 1;\n var endMonth = delta > 0 ? self.config.showMonths : -1;\n for (var m = startMonth; m != endMonth; m += delta) {\n var month = self.daysContainer.children[m];\n var startIndex = delta > 0 ? 0 : month.children.length - 1;\n var endIndex = delta > 0 ? month.children.length : -1;\n for (var i = startIndex; i != endIndex; i += delta) {\n var c = month.children[i];\n if (c.className.indexOf(\"hidden\") === -1 && isEnabled(c.dateObj))\n return c;\n }\n }\n return undefined;\n }\n function getNextAvailableDay(current, delta) {\n var givenMonth = current.className.indexOf(\"Month\") === -1\n ? current.dateObj.getMonth()\n : self.currentMonth;\n var endMonth = delta > 0 ? self.config.showMonths : -1;\n var loopDelta = delta > 0 ? 1 : -1;\n for (var m = givenMonth - self.currentMonth; m != endMonth; m += loopDelta) {\n var month = self.daysContainer.children[m];\n var startIndex = givenMonth - self.currentMonth === m\n ? current.$i + delta\n : delta < 0\n ? month.children.length - 1\n : 0;\n var numMonthDays = month.children.length;\n for (var i = startIndex; i >= 0 && i < numMonthDays && i != (delta > 0 ? numMonthDays : -1); i += loopDelta) {\n var c = month.children[i];\n if (c.className.indexOf(\"hidden\") === -1 &&\n isEnabled(c.dateObj) &&\n Math.abs(current.$i - i) >= Math.abs(delta))\n return focusOnDayElem(c);\n }\n }\n self.changeMonth(loopDelta);\n focusOnDay(getFirstAvailableDay(loopDelta), 0);\n return undefined;\n }\n function focusOnDay(current, offset) {\n var dayFocused = isInView(document.activeElement || document.body);\n var startElem = current !== undefined\n ? current\n : dayFocused\n ? document.activeElement\n : self.selectedDateElem !== undefined && isInView(self.selectedDateElem)\n ? self.selectedDateElem\n : self.todayDateElem !== undefined && isInView(self.todayDateElem)\n ? self.todayDateElem\n : getFirstAvailableDay(offset > 0 ? 1 : -1);\n if (startElem === undefined)\n return self._input.focus();\n if (!dayFocused)\n return focusOnDayElem(startElem);\n getNextAvailableDay(startElem, offset);\n }\n function buildMonthDays(year, month) {\n var firstOfMonth = (new Date(year, month, 1).getDay() - self.l10n.firstDayOfWeek + 7) % 7;\n var prevMonthDays = self.utils.getDaysInMonth((month - 1 + 12) % 12);\n var daysInMonth = self.utils.getDaysInMonth(month), days = window.document.createDocumentFragment(), isMultiMonth = self.config.showMonths > 1, prevMonthDayClass = isMultiMonth ? \"prevMonthDay hidden\" : \"prevMonthDay\", nextMonthDayClass = isMultiMonth ? \"nextMonthDay hidden\" : \"nextMonthDay\";\n var dayNumber = prevMonthDays + 1 - firstOfMonth, dayIndex = 0;\n // prepend days from the ending of previous month\n for (; dayNumber <= prevMonthDays; dayNumber++, dayIndex++) {\n days.appendChild(createDay(prevMonthDayClass, new Date(year, month - 1, dayNumber), dayNumber, dayIndex));\n }\n // Start at 1 since there is no 0th day\n for (dayNumber = 1; dayNumber <= daysInMonth; dayNumber++, dayIndex++) {\n days.appendChild(createDay(\"\", new Date(year, month, dayNumber), dayNumber, dayIndex));\n }\n // append days from the next month\n for (var dayNum = daysInMonth + 1; dayNum <= 42 - firstOfMonth &&\n (self.config.showMonths === 1 || dayIndex % 7 !== 0); dayNum++, dayIndex++) {\n days.appendChild(createDay(nextMonthDayClass, new Date(year, month + 1, dayNum % daysInMonth), dayNum, dayIndex));\n }\n //updateNavigationCurrentMonth();\n var dayContainer = createElement(\"div\", \"dayContainer\");\n dayContainer.appendChild(days);\n return dayContainer;\n }\n function buildDays() {\n if (self.daysContainer === undefined) {\n return;\n }\n clearNode(self.daysContainer);\n // TODO: week numbers for each month\n if (self.weekNumbers)\n clearNode(self.weekNumbers);\n var frag = document.createDocumentFragment();\n for (var i = 0; i < self.config.showMonths; i++) {\n var d = new Date(self.currentYear, self.currentMonth, 1);\n d.setMonth(self.currentMonth + i);\n frag.appendChild(buildMonthDays(d.getFullYear(), d.getMonth()));\n }\n self.daysContainer.appendChild(frag);\n self.days = self.daysContainer.firstChild;\n if (self.config.mode === \"range\" && self.selectedDates.length === 1) {\n onMouseOver();\n }\n }\n function buildMonthSwitch() {\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType !== \"dropdown\")\n return;\n var shouldBuildMonth = function (month) {\n if (self.config.minDate !== undefined &&\n self.currentYear === self.config.minDate.getFullYear() &&\n month < self.config.minDate.getMonth()) {\n return false;\n }\n return !(self.config.maxDate !== undefined &&\n self.currentYear === self.config.maxDate.getFullYear() &&\n month > self.config.maxDate.getMonth());\n };\n self.monthsDropdownContainer.tabIndex = -1;\n self.monthsDropdownContainer.innerHTML = \"\";\n for (var i = 0; i < 12; i++) {\n if (!shouldBuildMonth(i))\n continue;\n var month = createElement(\"option\", \"flatpickr-monthDropdown-month\");\n month.value = new Date(self.currentYear, i).getMonth().toString();\n month.textContent = monthToStr(i, self.config.shorthandCurrentMonth, self.l10n);\n month.tabIndex = -1;\n if (self.currentMonth === i) {\n month.selected = true;\n }\n self.monthsDropdownContainer.appendChild(month);\n }\n }\n function buildMonth() {\n var container = createElement(\"div\", \"flatpickr-month\");\n var monthNavFragment = window.document.createDocumentFragment();\n var monthElement;\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType === \"static\") {\n monthElement = createElement(\"span\", \"cur-month\");\n }\n else {\n self.monthsDropdownContainer = createElement(\"select\", \"flatpickr-monthDropdown-months\");\n bind(self.monthsDropdownContainer, \"change\", function (e) {\n var target = e.target;\n var selectedMonth = parseInt(target.value, 10);\n self.changeMonth(selectedMonth - self.currentMonth);\n triggerEvent(\"onMonthChange\");\n });\n buildMonthSwitch();\n monthElement = self.monthsDropdownContainer;\n }\n var yearInput = createNumberInput(\"cur-year\", { tabindex: \"-1\" });\n var yearElement = yearInput.getElementsByTagName(\"input\")[0];\n yearElement.setAttribute(\"aria-label\", self.l10n.yearAriaLabel);\n if (self.config.minDate) {\n yearElement.setAttribute(\"min\", self.config.minDate.getFullYear().toString());\n }\n if (self.config.maxDate) {\n yearElement.setAttribute(\"max\", self.config.maxDate.getFullYear().toString());\n yearElement.disabled =\n !!self.config.minDate &&\n self.config.minDate.getFullYear() === self.config.maxDate.getFullYear();\n }\n var currentMonth = createElement(\"div\", \"flatpickr-current-month\");\n currentMonth.appendChild(monthElement);\n currentMonth.appendChild(yearInput);\n monthNavFragment.appendChild(currentMonth);\n container.appendChild(monthNavFragment);\n return {\n container: container,\n yearElement: yearElement,\n monthElement: monthElement\n };\n }\n function buildMonths() {\n clearNode(self.monthNav);\n self.monthNav.appendChild(self.prevMonthNav);\n if (self.config.showMonths) {\n self.yearElements = [];\n self.monthElements = [];\n }\n for (var m = self.config.showMonths; m--;) {\n var month = buildMonth();\n self.yearElements.push(month.yearElement);\n self.monthElements.push(month.monthElement);\n self.monthNav.appendChild(month.container);\n }\n self.monthNav.appendChild(self.nextMonthNav);\n }\n function buildMonthNav() {\n self.monthNav = createElement(\"div\", \"flatpickr-months\");\n self.yearElements = [];\n self.monthElements = [];\n self.prevMonthNav = createElement(\"span\", \"flatpickr-prev-month\");\n self.prevMonthNav.innerHTML = self.config.prevArrow;\n self.nextMonthNav = createElement(\"span\", \"flatpickr-next-month\");\n self.nextMonthNav.innerHTML = self.config.nextArrow;\n buildMonths();\n Object.defineProperty(self, \"_hidePrevMonthArrow\", {\n get: function () { return self.__hidePrevMonthArrow; },\n set: function (bool) {\n if (self.__hidePrevMonthArrow !== bool) {\n toggleClass(self.prevMonthNav, \"flatpickr-disabled\", bool);\n self.__hidePrevMonthArrow = bool;\n }\n }\n });\n Object.defineProperty(self, \"_hideNextMonthArrow\", {\n get: function () { return self.__hideNextMonthArrow; },\n set: function (bool) {\n if (self.__hideNextMonthArrow !== bool) {\n toggleClass(self.nextMonthNav, \"flatpickr-disabled\", bool);\n self.__hideNextMonthArrow = bool;\n }\n }\n });\n self.currentYearElement = self.yearElements[0];\n updateNavigationCurrentMonth();\n return self.monthNav;\n }\n function buildTime() {\n self.calendarContainer.classList.add(\"hasTime\");\n if (self.config.noCalendar)\n self.calendarContainer.classList.add(\"noCalendar\");\n self.timeContainer = createElement(\"div\", \"flatpickr-time\");\n self.timeContainer.tabIndex = -1;\n var separator = createElement(\"span\", \"flatpickr-time-separator\", \":\");\n var hourInput = createNumberInput(\"flatpickr-hour\", {\n \"aria-label\": self.l10n.hourAriaLabel\n });\n self.hourElement = hourInput.getElementsByTagName(\"input\")[0];\n var minuteInput = createNumberInput(\"flatpickr-minute\", {\n \"aria-label\": self.l10n.minuteAriaLabel\n });\n self.minuteElement = minuteInput.getElementsByTagName(\"input\")[0];\n self.hourElement.tabIndex = self.minuteElement.tabIndex = -1;\n self.hourElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getHours()\n : self.config.time_24hr\n ? self.config.defaultHour\n : military2ampm(self.config.defaultHour));\n self.minuteElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getMinutes()\n : self.config.defaultMinute);\n self.hourElement.setAttribute(\"step\", self.config.hourIncrement.toString());\n self.minuteElement.setAttribute(\"step\", self.config.minuteIncrement.toString());\n self.hourElement.setAttribute(\"min\", self.config.time_24hr ? \"0\" : \"1\");\n self.hourElement.setAttribute(\"max\", self.config.time_24hr ? \"23\" : \"12\");\n self.minuteElement.setAttribute(\"min\", \"0\");\n self.minuteElement.setAttribute(\"max\", \"59\");\n self.timeContainer.appendChild(hourInput);\n self.timeContainer.appendChild(separator);\n self.timeContainer.appendChild(minuteInput);\n if (self.config.time_24hr)\n self.timeContainer.classList.add(\"time24hr\");\n if (self.config.enableSeconds) {\n self.timeContainer.classList.add(\"hasSeconds\");\n var secondInput = createNumberInput(\"flatpickr-second\");\n self.secondElement = secondInput.getElementsByTagName(\"input\")[0];\n self.secondElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getSeconds()\n : self.config.defaultSeconds);\n self.secondElement.setAttribute(\"step\", self.minuteElement.getAttribute(\"step\"));\n self.secondElement.setAttribute(\"min\", \"0\");\n self.secondElement.setAttribute(\"max\", \"59\");\n self.timeContainer.appendChild(createElement(\"span\", \"flatpickr-time-separator\", \":\"));\n self.timeContainer.appendChild(secondInput);\n }\n if (!self.config.time_24hr) {\n // add self.amPM if appropriate\n self.amPM = createElement(\"span\", \"flatpickr-am-pm\", self.l10n.amPM[int((self.latestSelectedDateObj\n ? self.hourElement.value\n : self.config.defaultHour) > 11)]);\n self.amPM.title = self.l10n.toggleTitle;\n self.amPM.tabIndex = -1;\n self.timeContainer.appendChild(self.amPM);\n }\n return self.timeContainer;\n }\n function buildWeekdays() {\n if (!self.weekdayContainer)\n self.weekdayContainer = createElement(\"div\", \"flatpickr-weekdays\");\n else\n clearNode(self.weekdayContainer);\n for (var i = self.config.showMonths; i--;) {\n var container = createElement(\"div\", \"flatpickr-weekdaycontainer\");\n self.weekdayContainer.appendChild(container);\n }\n updateWeekdays();\n return self.weekdayContainer;\n }\n function updateWeekdays() {\n var firstDayOfWeek = self.l10n.firstDayOfWeek;\n var weekdays = self.l10n.weekdays.shorthand.slice();\n if (firstDayOfWeek > 0 && firstDayOfWeek < weekdays.length) {\n weekdays = weekdays.splice(firstDayOfWeek, weekdays.length).concat(weekdays.splice(0, firstDayOfWeek));\n }\n for (var i = self.config.showMonths; i--;) {\n self.weekdayContainer.children[i].innerHTML = \"\\n \\n \" + weekdays.join(\"\") + \"\\n \\n \";\n }\n }\n /* istanbul ignore next */\n function buildWeeks() {\n self.calendarContainer.classList.add(\"hasWeeks\");\n var weekWrapper = createElement(\"div\", \"flatpickr-weekwrapper\");\n weekWrapper.appendChild(createElement(\"span\", \"flatpickr-weekday\", self.l10n.weekAbbreviation));\n var weekNumbers = createElement(\"div\", \"flatpickr-weeks\");\n weekWrapper.appendChild(weekNumbers);\n return {\n weekWrapper: weekWrapper,\n weekNumbers: weekNumbers\n };\n }\n function changeMonth(value, isOffset) {\n if (isOffset === void 0) { isOffset = true; }\n var delta = isOffset ? value : value - self.currentMonth;\n if ((delta < 0 && self._hidePrevMonthArrow === true) ||\n (delta > 0 && self._hideNextMonthArrow === true))\n return;\n self.currentMonth += delta;\n if (self.currentMonth < 0 || self.currentMonth > 11) {\n self.currentYear += self.currentMonth > 11 ? 1 : -1;\n self.currentMonth = (self.currentMonth + 12) % 12;\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n buildDays();\n triggerEvent(\"onMonthChange\");\n updateNavigationCurrentMonth();\n }\n function clear(triggerChangeEvent, toInitial) {\n if (triggerChangeEvent === void 0) { triggerChangeEvent = true; }\n if (toInitial === void 0) { toInitial = true; }\n self.input.value = \"\";\n if (self.altInput !== undefined)\n self.altInput.value = \"\";\n if (self.mobileInput !== undefined)\n self.mobileInput.value = \"\";\n self.selectedDates = [];\n self.latestSelectedDateObj = undefined;\n if (toInitial === true) {\n self.currentYear = self._initialDate.getFullYear();\n self.currentMonth = self._initialDate.getMonth();\n }\n self.showTimeInput = false;\n if (self.config.enableTime === true) {\n setDefaultHours();\n }\n self.redraw();\n if (triggerChangeEvent)\n // triggerChangeEvent is true (default) or an Event\n triggerEvent(\"onChange\");\n }\n function close() {\n self.isOpen = false;\n if (!self.isMobile) {\n if (self.calendarContainer !== undefined) {\n self.calendarContainer.classList.remove(\"open\");\n }\n if (self._input !== undefined) {\n self._input.classList.remove(\"active\");\n }\n }\n triggerEvent(\"onClose\");\n }\n function destroy() {\n if (self.config !== undefined)\n triggerEvent(\"onDestroy\");\n for (var i = self._handlers.length; i--;) {\n var h = self._handlers[i];\n h.element.removeEventListener(h.event, h.handler, h.options);\n }\n self._handlers = [];\n if (self.mobileInput) {\n if (self.mobileInput.parentNode)\n self.mobileInput.parentNode.removeChild(self.mobileInput);\n self.mobileInput = undefined;\n }\n else if (self.calendarContainer && self.calendarContainer.parentNode) {\n if (self.config.static && self.calendarContainer.parentNode) {\n var wrapper = self.calendarContainer.parentNode;\n wrapper.lastChild && wrapper.removeChild(wrapper.lastChild);\n if (wrapper.parentNode) {\n while (wrapper.firstChild)\n wrapper.parentNode.insertBefore(wrapper.firstChild, wrapper);\n wrapper.parentNode.removeChild(wrapper);\n }\n }\n else\n self.calendarContainer.parentNode.removeChild(self.calendarContainer);\n }\n if (self.altInput) {\n self.input.type = \"text\";\n if (self.altInput.parentNode)\n self.altInput.parentNode.removeChild(self.altInput);\n delete self.altInput;\n }\n if (self.input) {\n self.input.type = self.input._type;\n self.input.classList.remove(\"flatpickr-input\");\n self.input.removeAttribute(\"readonly\");\n self.input.value = \"\";\n }\n [\n \"_showTimeInput\",\n \"latestSelectedDateObj\",\n \"_hideNextMonthArrow\",\n \"_hidePrevMonthArrow\",\n \"__hideNextMonthArrow\",\n \"__hidePrevMonthArrow\",\n \"isMobile\",\n \"isOpen\",\n \"selectedDateElem\",\n \"minDateHasTime\",\n \"maxDateHasTime\",\n \"days\",\n \"daysContainer\",\n \"_input\",\n \"_positionElement\",\n \"innerContainer\",\n \"rContainer\",\n \"monthNav\",\n \"todayDateElem\",\n \"calendarContainer\",\n \"weekdayContainer\",\n \"prevMonthNav\",\n \"nextMonthNav\",\n \"monthsDropdownContainer\",\n \"currentMonthElement\",\n \"currentYearElement\",\n \"navigationCurrentMonth\",\n \"selectedDateElem\",\n \"config\",\n ].forEach(function (k) {\n try {\n delete self[k];\n }\n catch (_) { }\n });\n }\n function isCalendarElem(elem) {\n if (self.config.appendTo && self.config.appendTo.contains(elem))\n return true;\n return self.calendarContainer.contains(elem);\n }\n function documentClick(e) {\n if (self.isOpen && !self.config.inline) {\n var eventTarget_1 = getEventTarget(e);\n var isCalendarElement = isCalendarElem(eventTarget_1);\n var isInput = eventTarget_1 === self.input ||\n eventTarget_1 === self.altInput ||\n self.element.contains(eventTarget_1) ||\n // web components\n // e.path is not present in all browsers. circumventing typechecks\n (e.path &&\n e.path.indexOf &&\n (~e.path.indexOf(self.input) ||\n ~e.path.indexOf(self.altInput)));\n var lostFocus = e.type === \"blur\"\n ? isInput &&\n e.relatedTarget &&\n !isCalendarElem(e.relatedTarget)\n : !isInput &&\n !isCalendarElement &&\n !isCalendarElem(e.relatedTarget);\n var isIgnored = !self.config.ignoredFocusElements.some(function (elem) {\n return elem.contains(eventTarget_1);\n });\n if (lostFocus && isIgnored) {\n self.close();\n if (self.config.mode === \"range\" && self.selectedDates.length === 1) {\n self.clear(false);\n self.redraw();\n }\n }\n }\n }\n function changeYear(newYear) {\n if (!newYear ||\n (self.config.minDate && newYear < self.config.minDate.getFullYear()) ||\n (self.config.maxDate && newYear > self.config.maxDate.getFullYear()))\n return;\n var newYearNum = newYear, isNewYear = self.currentYear !== newYearNum;\n self.currentYear = newYearNum || self.currentYear;\n if (self.config.maxDate &&\n self.currentYear === self.config.maxDate.getFullYear()) {\n self.currentMonth = Math.min(self.config.maxDate.getMonth(), self.currentMonth);\n }\n else if (self.config.minDate &&\n self.currentYear === self.config.minDate.getFullYear()) {\n self.currentMonth = Math.max(self.config.minDate.getMonth(), self.currentMonth);\n }\n if (isNewYear) {\n self.redraw();\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n }\n function isEnabled(date, timeless) {\n if (timeless === void 0) { timeless = true; }\n var dateToCheck = self.parseDate(date, undefined, timeless); // timeless\n if ((self.config.minDate &&\n dateToCheck &&\n compareDates(dateToCheck, self.config.minDate, timeless !== undefined ? timeless : !self.minDateHasTime) < 0) ||\n (self.config.maxDate &&\n dateToCheck &&\n compareDates(dateToCheck, self.config.maxDate, timeless !== undefined ? timeless : !self.maxDateHasTime) > 0))\n return false;\n if (self.config.enable.length === 0 && self.config.disable.length === 0)\n return true;\n if (dateToCheck === undefined)\n return false;\n var bool = self.config.enable.length > 0, array = bool ? self.config.enable : self.config.disable;\n for (var i = 0, d = void 0; i < array.length; i++) {\n d = array[i];\n if (typeof d === \"function\" &&\n d(dateToCheck) // disabled by function\n )\n return bool;\n else if (d instanceof Date &&\n dateToCheck !== undefined &&\n d.getTime() === dateToCheck.getTime())\n // disabled by date\n return bool;\n else if (typeof d === \"string\" && dateToCheck !== undefined) {\n // disabled by date string\n var parsed = self.parseDate(d, undefined, true);\n return parsed && parsed.getTime() === dateToCheck.getTime()\n ? bool\n : !bool;\n }\n else if (\n // disabled by range\n typeof d === \"object\" &&\n dateToCheck !== undefined &&\n d.from &&\n d.to &&\n dateToCheck.getTime() >= d.from.getTime() &&\n dateToCheck.getTime() <= d.to.getTime())\n return bool;\n }\n return !bool;\n }\n function isInView(elem) {\n if (self.daysContainer !== undefined)\n return (elem.className.indexOf(\"hidden\") === -1 &&\n self.daysContainer.contains(elem));\n return false;\n }\n function onKeyDown(e) {\n // e.key e.keyCode\n // \"Backspace\" 8\n // \"Tab\" 9\n // \"Enter\" 13\n // \"Escape\" (IE \"Esc\") 27\n // \"ArrowLeft\" (IE \"Left\") 37\n // \"ArrowUp\" (IE \"Up\") 38\n // \"ArrowRight\" (IE \"Right\") 39\n // \"ArrowDown\" (IE \"Down\") 40\n // \"Delete\" (IE \"Del\") 46\n var isInput = e.target === self._input;\n var allowInput = self.config.allowInput;\n var allowKeydown = self.isOpen && (!allowInput || !isInput);\n var allowInlineKeydown = self.config.inline && isInput && !allowInput;\n if (e.keyCode === 13 && isInput) {\n if (allowInput) {\n self.setDate(self._input.value, true, e.target === self.altInput\n ? self.config.altFormat\n : self.config.dateFormat);\n return e.target.blur();\n }\n else {\n self.open();\n }\n }\n else if (isCalendarElem(e.target) ||\n allowKeydown ||\n allowInlineKeydown) {\n var isTimeObj = !!self.timeContainer &&\n self.timeContainer.contains(e.target);\n switch (e.keyCode) {\n case 13:\n if (isTimeObj) {\n e.preventDefault();\n updateTime();\n focusAndClose();\n }\n else\n selectDate(e);\n break;\n case 27: // escape\n e.preventDefault();\n focusAndClose();\n break;\n case 8:\n case 46:\n if (isInput && !self.config.allowInput) {\n e.preventDefault();\n self.clear();\n }\n break;\n case 37:\n case 39:\n if (!isTimeObj && !isInput) {\n e.preventDefault();\n if (self.daysContainer !== undefined &&\n (allowInput === false ||\n (document.activeElement && isInView(document.activeElement)))) {\n var delta_1 = e.keyCode === 39 ? 1 : -1;\n if (!e.ctrlKey)\n focusOnDay(undefined, delta_1);\n else {\n e.stopPropagation();\n changeMonth(delta_1);\n focusOnDay(getFirstAvailableDay(1), 0);\n }\n }\n }\n else if (self.hourElement)\n self.hourElement.focus();\n break;\n case 38:\n case 40:\n e.preventDefault();\n var delta = e.keyCode === 40 ? 1 : -1;\n if ((self.daysContainer && e.target.$i !== undefined) ||\n e.target === self.input) {\n if (e.ctrlKey) {\n e.stopPropagation();\n changeYear(self.currentYear - delta);\n focusOnDay(getFirstAvailableDay(1), 0);\n }\n else if (!isTimeObj)\n focusOnDay(undefined, delta * 7);\n }\n else if (e.target === self.currentYearElement) {\n changeYear(self.currentYear - delta);\n }\n else if (self.config.enableTime) {\n if (!isTimeObj && self.hourElement)\n self.hourElement.focus();\n updateTime(e);\n self._debouncedChange();\n }\n break;\n case 9:\n if (isTimeObj) {\n var elems = [\n self.hourElement,\n self.minuteElement,\n self.secondElement,\n self.amPM,\n ]\n .concat(self.pluginElements)\n .filter(function (x) { return x; });\n var i = elems.indexOf(e.target);\n if (i !== -1) {\n var target = elems[i + (e.shiftKey ? -1 : 1)];\n e.preventDefault();\n (target || self._input).focus();\n }\n }\n else if (!self.config.noCalendar &&\n self.daysContainer &&\n self.daysContainer.contains(e.target) &&\n e.shiftKey) {\n e.preventDefault();\n self._input.focus();\n }\n break;\n default:\n break;\n }\n }\n if (self.amPM !== undefined && e.target === self.amPM) {\n switch (e.key) {\n case self.l10n.amPM[0].charAt(0):\n case self.l10n.amPM[0].charAt(0).toLowerCase():\n self.amPM.textContent = self.l10n.amPM[0];\n setHoursFromInputs();\n updateValue();\n break;\n case self.l10n.amPM[1].charAt(0):\n case self.l10n.amPM[1].charAt(0).toLowerCase():\n self.amPM.textContent = self.l10n.amPM[1];\n setHoursFromInputs();\n updateValue();\n break;\n }\n }\n if (isInput || isCalendarElem(e.target)) {\n triggerEvent(\"onKeyDown\", e);\n }\n }\n function onMouseOver(elem) {\n if (self.selectedDates.length !== 1 ||\n (elem &&\n (!elem.classList.contains(\"flatpickr-day\") ||\n elem.classList.contains(\"flatpickr-disabled\"))))\n return;\n var hoverDate = elem\n ? elem.dateObj.getTime()\n : self.days.firstElementChild.dateObj.getTime(), initialDate = self.parseDate(self.selectedDates[0], undefined, true).getTime(), rangeStartDate = Math.min(hoverDate, self.selectedDates[0].getTime()), rangeEndDate = Math.max(hoverDate, self.selectedDates[0].getTime());\n var containsDisabled = false;\n var minRange = 0, maxRange = 0;\n for (var t = rangeStartDate; t < rangeEndDate; t += duration.DAY) {\n if (!isEnabled(new Date(t), true)) {\n containsDisabled =\n containsDisabled || (t > rangeStartDate && t < rangeEndDate);\n if (t < initialDate && (!minRange || t > minRange))\n minRange = t;\n else if (t > initialDate && (!maxRange || t < maxRange))\n maxRange = t;\n }\n }\n for (var m = 0; m < self.config.showMonths; m++) {\n var month = self.daysContainer.children[m];\n var _loop_1 = function (i, l) {\n var dayElem = month.children[i], date = dayElem.dateObj;\n var timestamp = date.getTime();\n var outOfRange = (minRange > 0 && timestamp < minRange) ||\n (maxRange > 0 && timestamp > maxRange);\n if (outOfRange) {\n dayElem.classList.add(\"notAllowed\");\n [\"inRange\", \"startRange\", \"endRange\"].forEach(function (c) {\n dayElem.classList.remove(c);\n });\n return \"continue\";\n }\n else if (containsDisabled && !outOfRange)\n return \"continue\";\n [\"startRange\", \"inRange\", \"endRange\", \"notAllowed\"].forEach(function (c) {\n dayElem.classList.remove(c);\n });\n if (elem !== undefined) {\n elem.classList.add(hoverDate <= self.selectedDates[0].getTime()\n ? \"startRange\"\n : \"endRange\");\n if (initialDate < hoverDate && timestamp === initialDate)\n dayElem.classList.add(\"startRange\");\n else if (initialDate > hoverDate && timestamp === initialDate)\n dayElem.classList.add(\"endRange\");\n if (timestamp >= minRange &&\n (maxRange === 0 || timestamp <= maxRange) &&\n isBetween(timestamp, initialDate, hoverDate))\n dayElem.classList.add(\"inRange\");\n }\n };\n for (var i = 0, l = month.children.length; i < l; i++) {\n _loop_1(i, l);\n }\n }\n }\n function onResize() {\n if (self.isOpen && !self.config.static && !self.config.inline)\n positionCalendar();\n }\n function setDefaultTime() {\n self.setDate(self.config.minDate !== undefined\n ? new Date(self.config.minDate.getTime())\n : new Date(), true);\n setDefaultHours();\n updateValue();\n }\n function open(e, positionElement) {\n if (positionElement === void 0) { positionElement = self._positionElement; }\n if (self.isMobile === true) {\n if (e) {\n e.preventDefault();\n e.target && e.target.blur();\n }\n if (self.mobileInput !== undefined) {\n self.mobileInput.focus();\n self.mobileInput.click();\n }\n triggerEvent(\"onOpen\");\n return;\n }\n if (self._input.disabled || self.config.inline)\n return;\n var wasOpen = self.isOpen;\n self.isOpen = true;\n if (!wasOpen) {\n self.calendarContainer.classList.add(\"open\");\n self._input.classList.add(\"active\");\n triggerEvent(\"onOpen\");\n positionCalendar(positionElement);\n }\n if (self.config.enableTime === true && self.config.noCalendar === true) {\n if (self.selectedDates.length === 0) {\n setDefaultTime();\n }\n if (self.config.allowInput === false &&\n (e === undefined ||\n !self.timeContainer.contains(e.relatedTarget))) {\n setTimeout(function () { return self.hourElement.select(); }, 50);\n }\n }\n }\n function minMaxDateSetter(type) {\n return function (date) {\n var dateObj = (self.config[\"_\" + type + \"Date\"] = self.parseDate(date, self.config.dateFormat));\n var inverseDateObj = self.config[\"_\" + (type === \"min\" ? \"max\" : \"min\") + \"Date\"];\n if (dateObj !== undefined) {\n self[type === \"min\" ? \"minDateHasTime\" : \"maxDateHasTime\"] =\n dateObj.getHours() > 0 ||\n dateObj.getMinutes() > 0 ||\n dateObj.getSeconds() > 0;\n }\n if (self.selectedDates) {\n self.selectedDates = self.selectedDates.filter(function (d) { return isEnabled(d); });\n if (!self.selectedDates.length && type === \"min\")\n setHoursFromDate(dateObj);\n updateValue();\n }\n if (self.daysContainer) {\n redraw();\n if (dateObj !== undefined)\n self.currentYearElement[type] = dateObj.getFullYear().toString();\n else\n self.currentYearElement.removeAttribute(type);\n self.currentYearElement.disabled =\n !!inverseDateObj &&\n dateObj !== undefined &&\n inverseDateObj.getFullYear() === dateObj.getFullYear();\n }\n };\n }\n function parseConfig() {\n var boolOpts = [\n \"wrap\",\n \"weekNumbers\",\n \"allowInput\",\n \"clickOpens\",\n \"time_24hr\",\n \"enableTime\",\n \"noCalendar\",\n \"altInput\",\n \"shorthandCurrentMonth\",\n \"inline\",\n \"static\",\n \"enableSeconds\",\n \"disableMobile\",\n ];\n var userConfig = __assign({}, instanceConfig, JSON.parse(JSON.stringify(element.dataset || {})));\n var formats = {};\n self.config.parseDate = userConfig.parseDate;\n self.config.formatDate = userConfig.formatDate;\n Object.defineProperty(self.config, \"enable\", {\n get: function () { return self.config._enable; },\n set: function (dates) {\n self.config._enable = parseDateRules(dates);\n }\n });\n Object.defineProperty(self.config, \"disable\", {\n get: function () { return self.config._disable; },\n set: function (dates) {\n self.config._disable = parseDateRules(dates);\n }\n });\n var timeMode = userConfig.mode === \"time\";\n if (!userConfig.dateFormat && (userConfig.enableTime || timeMode)) {\n var defaultDateFormat = flatpickr.defaultConfig.dateFormat || defaults.dateFormat;\n formats.dateFormat =\n userConfig.noCalendar || timeMode\n ? \"H:i\" + (userConfig.enableSeconds ? \":S\" : \"\")\n : defaultDateFormat + \" H:i\" + (userConfig.enableSeconds ? \":S\" : \"\");\n }\n if (userConfig.altInput &&\n (userConfig.enableTime || timeMode) &&\n !userConfig.altFormat) {\n var defaultAltFormat = flatpickr.defaultConfig.altFormat || defaults.altFormat;\n formats.altFormat =\n userConfig.noCalendar || timeMode\n ? \"h:i\" + (userConfig.enableSeconds ? \":S K\" : \" K\")\n : defaultAltFormat + (\" h:i\" + (userConfig.enableSeconds ? \":S\" : \"\") + \" K\");\n }\n if (!userConfig.altInputClass) {\n self.config.altInputClass =\n self.input.className + \" \" + self.config.altInputClass;\n }\n Object.defineProperty(self.config, \"minDate\", {\n get: function () { return self.config._minDate; },\n set: minMaxDateSetter(\"min\")\n });\n Object.defineProperty(self.config, \"maxDate\", {\n get: function () { return self.config._maxDate; },\n set: minMaxDateSetter(\"max\")\n });\n var minMaxTimeSetter = function (type) { return function (val) {\n self.config[type === \"min\" ? \"_minTime\" : \"_maxTime\"] = self.parseDate(val, \"H:i\");\n }; };\n Object.defineProperty(self.config, \"minTime\", {\n get: function () { return self.config._minTime; },\n set: minMaxTimeSetter(\"min\")\n });\n Object.defineProperty(self.config, \"maxTime\", {\n get: function () { return self.config._maxTime; },\n set: minMaxTimeSetter(\"max\")\n });\n if (userConfig.mode === \"time\") {\n self.config.noCalendar = true;\n self.config.enableTime = true;\n }\n Object.assign(self.config, formats, userConfig);\n for (var i = 0; i < boolOpts.length; i++)\n self.config[boolOpts[i]] =\n self.config[boolOpts[i]] === true ||\n self.config[boolOpts[i]] === \"true\";\n HOOKS.filter(function (hook) { return self.config[hook] !== undefined; }).forEach(function (hook) {\n self.config[hook] = arrayify(self.config[hook] || []).map(bindToInstance);\n });\n self.isMobile =\n !self.config.disableMobile &&\n !self.config.inline &&\n self.config.mode === \"single\" &&\n !self.config.disable.length &&\n !self.config.enable.length &&\n !self.config.weekNumbers &&\n /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);\n for (var i = 0; i < self.config.plugins.length; i++) {\n var pluginConf = self.config.plugins[i](self) || {};\n for (var key in pluginConf) {\n if (HOOKS.indexOf(key) > -1) {\n self.config[key] = arrayify(pluginConf[key])\n .map(bindToInstance)\n .concat(self.config[key]);\n }\n else if (typeof userConfig[key] === \"undefined\")\n self.config[key] = pluginConf[key];\n }\n }\n triggerEvent(\"onParseConfig\");\n }\n function setupLocale() {\n if (typeof self.config.locale !== \"object\" &&\n typeof flatpickr.l10ns[self.config.locale] === \"undefined\")\n self.config.errorHandler(new Error(\"flatpickr: invalid locale \" + self.config.locale));\n self.l10n = __assign({}, flatpickr.l10ns[\"default\"], (typeof self.config.locale === \"object\"\n ? self.config.locale\n : self.config.locale !== \"default\"\n ? flatpickr.l10ns[self.config.locale]\n : undefined));\n tokenRegex.K = \"(\" + self.l10n.amPM[0] + \"|\" + self.l10n.amPM[1] + \"|\" + self.l10n.amPM[0].toLowerCase() + \"|\" + self.l10n.amPM[1].toLowerCase() + \")\";\n var userConfig = __assign({}, instanceConfig, JSON.parse(JSON.stringify(element.dataset || {})));\n if (userConfig.time_24hr === undefined &&\n flatpickr.defaultConfig.time_24hr === undefined) {\n self.config.time_24hr = self.l10n.time_24hr;\n }\n self.formatDate = createDateFormatter(self);\n self.parseDate = createDateParser({ config: self.config, l10n: self.l10n });\n }\n function positionCalendar(customPositionElement) {\n if (self.calendarContainer === undefined)\n return;\n triggerEvent(\"onPreCalendarPosition\");\n var positionElement = customPositionElement || self._positionElement;\n var calendarHeight = Array.prototype.reduce.call(self.calendarContainer.children, (function (acc, child) { return acc + child.offsetHeight; }), 0), calendarWidth = self.calendarContainer.offsetWidth, configPos = self.config.position.split(\" \"), configPosVertical = configPos[0], configPosHorizontal = configPos.length > 1 ? configPos[1] : null, inputBounds = positionElement.getBoundingClientRect(), distanceFromBottom = window.innerHeight - inputBounds.bottom, showOnTop = configPosVertical === \"above\" ||\n (configPosVertical !== \"below\" &&\n distanceFromBottom < calendarHeight &&\n inputBounds.top > calendarHeight);\n var top = window.pageYOffset +\n inputBounds.top +\n (!showOnTop ? positionElement.offsetHeight + 2 : -calendarHeight - 2);\n toggleClass(self.calendarContainer, \"arrowTop\", !showOnTop);\n toggleClass(self.calendarContainer, \"arrowBottom\", showOnTop);\n if (self.config.inline)\n return;\n var left = window.pageXOffset +\n inputBounds.left -\n (configPosHorizontal != null && configPosHorizontal === \"center\"\n ? (calendarWidth - inputBounds.width) / 2\n : 0);\n var right = window.document.body.offsetWidth - inputBounds.right;\n var rightMost = left + calendarWidth > window.document.body.offsetWidth;\n var centerMost = right + calendarWidth > window.document.body.offsetWidth;\n toggleClass(self.calendarContainer, \"rightMost\", rightMost);\n if (self.config.static)\n return;\n self.calendarContainer.style.top = top + \"px\";\n if (!rightMost) {\n self.calendarContainer.style.left = left + \"px\";\n self.calendarContainer.style.right = \"auto\";\n }\n else if (!centerMost) {\n self.calendarContainer.style.left = \"auto\";\n self.calendarContainer.style.right = right + \"px\";\n }\n else {\n var doc = document.styleSheets[0];\n // some testing environments don't have css support\n if (doc === undefined)\n return;\n var bodyWidth = window.document.body.offsetWidth;\n var centerLeft = Math.max(0, bodyWidth / 2 - calendarWidth / 2);\n var centerBefore = \".flatpickr-calendar.centerMost:before\";\n var centerAfter = \".flatpickr-calendar.centerMost:after\";\n var centerIndex = doc.cssRules.length;\n var centerStyle = \"{left:\" + inputBounds.left + \"px;right:auto;}\";\n toggleClass(self.calendarContainer, \"rightMost\", false);\n toggleClass(self.calendarContainer, \"centerMost\", true);\n doc.insertRule(centerBefore + \",\" + centerAfter + centerStyle, centerIndex);\n self.calendarContainer.style.left = centerLeft + \"px\";\n self.calendarContainer.style.right = \"auto\";\n }\n }\n function redraw() {\n if (self.config.noCalendar || self.isMobile)\n return;\n updateNavigationCurrentMonth();\n buildDays();\n }\n function focusAndClose() {\n self._input.focus();\n if (window.navigator.userAgent.indexOf(\"MSIE\") !== -1 ||\n navigator.msMaxTouchPoints !== undefined) {\n // hack - bugs in the way IE handles focus keeps the calendar open\n setTimeout(self.close, 0);\n }\n else {\n self.close();\n }\n }\n function selectDate(e) {\n e.preventDefault();\n e.stopPropagation();\n var isSelectable = function (day) {\n return day.classList &&\n day.classList.contains(\"flatpickr-day\") &&\n !day.classList.contains(\"flatpickr-disabled\") &&\n !day.classList.contains(\"notAllowed\");\n };\n var t = findParent(e.target, isSelectable);\n if (t === undefined)\n return;\n var target = t;\n var selectedDate = (self.latestSelectedDateObj = new Date(target.dateObj.getTime()));\n var shouldChangeMonth = (selectedDate.getMonth() < self.currentMonth ||\n selectedDate.getMonth() >\n self.currentMonth + self.config.showMonths - 1) &&\n self.config.mode !== \"range\";\n self.selectedDateElem = target;\n if (self.config.mode === \"single\")\n self.selectedDates = [selectedDate];\n else if (self.config.mode === \"multiple\") {\n var selectedIndex = isDateSelected(selectedDate);\n if (selectedIndex)\n self.selectedDates.splice(parseInt(selectedIndex), 1);\n else\n self.selectedDates.push(selectedDate);\n }\n else if (self.config.mode === \"range\") {\n if (self.selectedDates.length === 2) {\n self.clear(false, false);\n }\n self.latestSelectedDateObj = selectedDate;\n self.selectedDates.push(selectedDate);\n // unless selecting same date twice, sort ascendingly\n if (compareDates(selectedDate, self.selectedDates[0], true) !== 0)\n self.selectedDates.sort(function (a, b) { return a.getTime() - b.getTime(); });\n }\n setHoursFromInputs();\n if (shouldChangeMonth) {\n var isNewYear = self.currentYear !== selectedDate.getFullYear();\n self.currentYear = selectedDate.getFullYear();\n self.currentMonth = selectedDate.getMonth();\n if (isNewYear) {\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n triggerEvent(\"onMonthChange\");\n }\n updateNavigationCurrentMonth();\n buildDays();\n updateValue();\n if (self.config.enableTime)\n setTimeout(function () { return (self.showTimeInput = true); }, 50);\n // maintain focus\n if (!shouldChangeMonth &&\n self.config.mode !== \"range\" &&\n self.config.showMonths === 1)\n focusOnDayElem(target);\n else if (self.selectedDateElem !== undefined &&\n self.hourElement === undefined) {\n self.selectedDateElem && self.selectedDateElem.focus();\n }\n if (self.hourElement !== undefined)\n self.hourElement !== undefined && self.hourElement.focus();\n if (self.config.closeOnSelect) {\n var single = self.config.mode === \"single\" && !self.config.enableTime;\n var range = self.config.mode === \"range\" &&\n self.selectedDates.length === 2 &&\n !self.config.enableTime;\n if (single || range) {\n focusAndClose();\n }\n }\n triggerChange();\n }\n var CALLBACKS = {\n locale: [setupLocale, updateWeekdays],\n showMonths: [buildMonths, setCalendarWidth, buildWeekdays],\n minDate: [jumpToDate],\n maxDate: [jumpToDate]\n };\n function set(option, value) {\n if (option !== null && typeof option === \"object\") {\n Object.assign(self.config, option);\n for (var key in option) {\n if (CALLBACKS[key] !== undefined)\n CALLBACKS[key].forEach(function (x) { return x(); });\n }\n }\n else {\n self.config[option] = value;\n if (CALLBACKS[option] !== undefined)\n CALLBACKS[option].forEach(function (x) { return x(); });\n else if (HOOKS.indexOf(option) > -1)\n self.config[option] = arrayify(value);\n }\n self.redraw();\n updateValue(false);\n }\n function setSelectedDate(inputDate, format) {\n var dates = [];\n if (inputDate instanceof Array)\n dates = inputDate.map(function (d) { return self.parseDate(d, format); });\n else if (inputDate instanceof Date || typeof inputDate === \"number\")\n dates = [self.parseDate(inputDate, format)];\n else if (typeof inputDate === \"string\") {\n switch (self.config.mode) {\n case \"single\":\n case \"time\":\n dates = [self.parseDate(inputDate, format)];\n break;\n case \"multiple\":\n dates = inputDate\n .split(self.config.conjunction)\n .map(function (date) { return self.parseDate(date, format); });\n break;\n case \"range\":\n dates = inputDate\n .split(self.l10n.rangeSeparator)\n .map(function (date) { return self.parseDate(date, format); });\n break;\n default:\n break;\n }\n }\n else\n self.config.errorHandler(new Error(\"Invalid date supplied: \" + JSON.stringify(inputDate)));\n self.selectedDates = dates.filter(function (d) { return d instanceof Date && isEnabled(d, false); });\n if (self.config.mode === \"range\")\n self.selectedDates.sort(function (a, b) { return a.getTime() - b.getTime(); });\n }\n function setDate(date, triggerChange, format) {\n if (triggerChange === void 0) { triggerChange = false; }\n if (format === void 0) { format = self.config.dateFormat; }\n if ((date !== 0 && !date) || (date instanceof Array && date.length === 0))\n return self.clear(triggerChange);\n setSelectedDate(date, format);\n self.showTimeInput = self.selectedDates.length > 0;\n self.latestSelectedDateObj =\n self.selectedDates[self.selectedDates.length - 1];\n self.redraw();\n jumpToDate();\n setHoursFromDate();\n if (self.selectedDates.length === 0) {\n self.clear(false);\n }\n updateValue(triggerChange);\n if (triggerChange)\n triggerEvent(\"onChange\");\n }\n function parseDateRules(arr) {\n return arr\n .slice()\n .map(function (rule) {\n if (typeof rule === \"string\" ||\n typeof rule === \"number\" ||\n rule instanceof Date) {\n return self.parseDate(rule, undefined, true);\n }\n else if (rule &&\n typeof rule === \"object\" &&\n rule.from &&\n rule.to)\n return {\n from: self.parseDate(rule.from, undefined),\n to: self.parseDate(rule.to, undefined)\n };\n return rule;\n })\n .filter(function (x) { return x; }); // remove falsy values\n }\n function setupDates() {\n self.selectedDates = [];\n self.now = self.parseDate(self.config.now) || new Date();\n // Workaround IE11 setting placeholder as the input's value\n var preloadedDate = self.config.defaultDate ||\n ((self.input.nodeName === \"INPUT\" ||\n self.input.nodeName === \"TEXTAREA\") &&\n self.input.placeholder &&\n self.input.value === self.input.placeholder\n ? null\n : self.input.value);\n if (preloadedDate)\n setSelectedDate(preloadedDate, self.config.dateFormat);\n self._initialDate =\n self.selectedDates.length > 0\n ? self.selectedDates[0]\n : self.config.minDate &&\n self.config.minDate.getTime() > self.now.getTime()\n ? self.config.minDate\n : self.config.maxDate &&\n self.config.maxDate.getTime() < self.now.getTime()\n ? self.config.maxDate\n : self.now;\n self.currentYear = self._initialDate.getFullYear();\n self.currentMonth = self._initialDate.getMonth();\n if (self.selectedDates.length > 0)\n self.latestSelectedDateObj = self.selectedDates[0];\n if (self.config.minTime !== undefined)\n self.config.minTime = self.parseDate(self.config.minTime, \"H:i\");\n if (self.config.maxTime !== undefined)\n self.config.maxTime = self.parseDate(self.config.maxTime, \"H:i\");\n self.minDateHasTime =\n !!self.config.minDate &&\n (self.config.minDate.getHours() > 0 ||\n self.config.minDate.getMinutes() > 0 ||\n self.config.minDate.getSeconds() > 0);\n self.maxDateHasTime =\n !!self.config.maxDate &&\n (self.config.maxDate.getHours() > 0 ||\n self.config.maxDate.getMinutes() > 0 ||\n self.config.maxDate.getSeconds() > 0);\n Object.defineProperty(self, \"showTimeInput\", {\n get: function () { return self._showTimeInput; },\n set: function (bool) {\n self._showTimeInput = bool;\n if (self.calendarContainer)\n toggleClass(self.calendarContainer, \"showTimeInput\", bool);\n self.isOpen && positionCalendar();\n }\n });\n }\n function setupInputs() {\n self.input = self.config.wrap\n ? element.querySelector(\"[data-input]\")\n : element;\n /* istanbul ignore next */\n if (!self.input) {\n self.config.errorHandler(new Error(\"Invalid input element specified\"));\n return;\n }\n // hack: store previous type to restore it after destroy()\n self.input._type = self.input.type;\n self.input.type = \"text\";\n self.input.classList.add(\"flatpickr-input\");\n self._input = self.input;\n if (self.config.altInput) {\n // replicate self.element\n self.altInput = createElement(self.input.nodeName, self.config.altInputClass);\n self._input = self.altInput;\n self.altInput.placeholder = self.input.placeholder;\n self.altInput.disabled = self.input.disabled;\n self.altInput.required = self.input.required;\n self.altInput.tabIndex = self.input.tabIndex;\n self.altInput.type = \"text\";\n self.input.setAttribute(\"type\", \"hidden\");\n if (!self.config.static && self.input.parentNode)\n self.input.parentNode.insertBefore(self.altInput, self.input.nextSibling);\n }\n if (!self.config.allowInput)\n self._input.setAttribute(\"readonly\", \"readonly\");\n self._positionElement = self.config.positionElement || self._input;\n }\n function setupMobile() {\n var inputType = self.config.enableTime\n ? self.config.noCalendar\n ? \"time\"\n : \"datetime-local\"\n : \"date\";\n self.mobileInput = createElement(\"input\", self.input.className + \" flatpickr-mobile\");\n self.mobileInput.step = self.input.getAttribute(\"step\") || \"any\";\n self.mobileInput.tabIndex = 1;\n self.mobileInput.type = inputType;\n self.mobileInput.disabled = self.input.disabled;\n self.mobileInput.required = self.input.required;\n self.mobileInput.placeholder = self.input.placeholder;\n self.mobileFormatStr =\n inputType === \"datetime-local\"\n ? \"Y-m-d\\\\TH:i:S\"\n : inputType === \"date\"\n ? \"Y-m-d\"\n : \"H:i:S\";\n if (self.selectedDates.length > 0) {\n self.mobileInput.defaultValue = self.mobileInput.value = self.formatDate(self.selectedDates[0], self.mobileFormatStr);\n }\n if (self.config.minDate)\n self.mobileInput.min = self.formatDate(self.config.minDate, \"Y-m-d\");\n if (self.config.maxDate)\n self.mobileInput.max = self.formatDate(self.config.maxDate, \"Y-m-d\");\n self.input.type = \"hidden\";\n if (self.altInput !== undefined)\n self.altInput.type = \"hidden\";\n try {\n if (self.input.parentNode)\n self.input.parentNode.insertBefore(self.mobileInput, self.input.nextSibling);\n }\n catch (_a) { }\n bind(self.mobileInput, \"change\", function (e) {\n self.setDate(e.target.value, false, self.mobileFormatStr);\n triggerEvent(\"onChange\");\n triggerEvent(\"onClose\");\n });\n }\n function toggle(e) {\n if (self.isOpen === true)\n return self.close();\n self.open(e);\n }\n function triggerEvent(event, data) {\n // If the instance has been destroyed already, all hooks have been removed\n if (self.config === undefined)\n return;\n var hooks = self.config[event];\n if (hooks !== undefined && hooks.length > 0) {\n for (var i = 0; hooks[i] && i < hooks.length; i++)\n hooks[i](self.selectedDates, self.input.value, self, data);\n }\n if (event === \"onChange\") {\n self.input.dispatchEvent(createEvent(\"change\"));\n // many front-end frameworks bind to the input event\n self.input.dispatchEvent(createEvent(\"input\"));\n }\n }\n function createEvent(name) {\n var e = document.createEvent(\"Event\");\n e.initEvent(name, true, true);\n return e;\n }\n function isDateSelected(date) {\n for (var i = 0; i < self.selectedDates.length; i++) {\n if (compareDates(self.selectedDates[i], date) === 0)\n return \"\" + i;\n }\n return false;\n }\n function isDateInRange(date) {\n if (self.config.mode !== \"range\" || self.selectedDates.length < 2)\n return false;\n return (compareDates(date, self.selectedDates[0]) >= 0 &&\n compareDates(date, self.selectedDates[1]) <= 0);\n }\n function updateNavigationCurrentMonth() {\n if (self.config.noCalendar || self.isMobile || !self.monthNav)\n return;\n self.yearElements.forEach(function (yearElement, i) {\n var d = new Date(self.currentYear, self.currentMonth, 1);\n d.setMonth(self.currentMonth + i);\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType === \"static\") {\n self.monthElements[i].textContent =\n monthToStr(d.getMonth(), self.config.shorthandCurrentMonth, self.l10n) + \" \";\n }\n else {\n self.monthsDropdownContainer.value = d.getMonth().toString();\n }\n yearElement.value = d.getFullYear().toString();\n });\n self._hidePrevMonthArrow =\n self.config.minDate !== undefined &&\n (self.currentYear === self.config.minDate.getFullYear()\n ? self.currentMonth <= self.config.minDate.getMonth()\n : self.currentYear < self.config.minDate.getFullYear());\n self._hideNextMonthArrow =\n self.config.maxDate !== undefined &&\n (self.currentYear === self.config.maxDate.getFullYear()\n ? self.currentMonth + 1 > self.config.maxDate.getMonth()\n : self.currentYear > self.config.maxDate.getFullYear());\n }\n function getDateStr(format) {\n return self.selectedDates\n .map(function (dObj) { return self.formatDate(dObj, format); })\n .filter(function (d, i, arr) {\n return self.config.mode !== \"range\" ||\n self.config.enableTime ||\n arr.indexOf(d) === i;\n })\n .join(self.config.mode !== \"range\"\n ? self.config.conjunction\n : self.l10n.rangeSeparator);\n }\n /**\n * Updates the values of inputs associated with the calendar\n */\n function updateValue(triggerChange) {\n if (triggerChange === void 0) { triggerChange = true; }\n if (self.mobileInput !== undefined && self.mobileFormatStr) {\n self.mobileInput.value =\n self.latestSelectedDateObj !== undefined\n ? self.formatDate(self.latestSelectedDateObj, self.mobileFormatStr)\n : \"\";\n }\n self.input.value = getDateStr(self.config.dateFormat);\n if (self.altInput !== undefined) {\n self.altInput.value = getDateStr(self.config.altFormat);\n }\n if (triggerChange !== false)\n triggerEvent(\"onValueUpdate\");\n }\n function onMonthNavClick(e) {\n var isPrevMonth = self.prevMonthNav.contains(e.target);\n var isNextMonth = self.nextMonthNav.contains(e.target);\n if (isPrevMonth || isNextMonth) {\n changeMonth(isPrevMonth ? -1 : 1);\n }\n else if (self.yearElements.indexOf(e.target) >= 0) {\n e.target.select();\n }\n else if (e.target.classList.contains(\"arrowUp\")) {\n self.changeYear(self.currentYear + 1);\n }\n else if (e.target.classList.contains(\"arrowDown\")) {\n self.changeYear(self.currentYear - 1);\n }\n }\n function timeWrapper(e) {\n e.preventDefault();\n var isKeyDown = e.type === \"keydown\", input = e.target;\n if (self.amPM !== undefined && e.target === self.amPM) {\n self.amPM.textContent =\n self.l10n.amPM[int(self.amPM.textContent === self.l10n.amPM[0])];\n }\n var min = parseFloat(input.getAttribute(\"min\")), max = parseFloat(input.getAttribute(\"max\")), step = parseFloat(input.getAttribute(\"step\")), curValue = parseInt(input.value, 10), delta = e.delta ||\n (isKeyDown ? (e.which === 38 ? 1 : -1) : 0);\n var newValue = curValue + step * delta;\n if (typeof input.value !== \"undefined\" && input.value.length === 2) {\n var isHourElem = input === self.hourElement, isMinuteElem = input === self.minuteElement;\n if (newValue < min) {\n newValue =\n max +\n newValue +\n int(!isHourElem) +\n (int(isHourElem) && int(!self.amPM));\n if (isMinuteElem)\n incrementNumInput(undefined, -1, self.hourElement);\n }\n else if (newValue > max) {\n newValue =\n input === self.hourElement ? newValue - max - int(!self.amPM) : min;\n if (isMinuteElem)\n incrementNumInput(undefined, 1, self.hourElement);\n }\n if (self.amPM &&\n isHourElem &&\n (step === 1\n ? newValue + curValue === 23\n : Math.abs(newValue - curValue) > step)) {\n self.amPM.textContent =\n self.l10n.amPM[int(self.amPM.textContent === self.l10n.amPM[0])];\n }\n input.value = pad(newValue);\n }\n }\n init();\n return self;\n }\n /* istanbul ignore next */\n function _flatpickr(nodeList, config) {\n // static list\n var nodes = Array.prototype.slice\n .call(nodeList)\n .filter(function (x) { return x instanceof HTMLElement; });\n var instances = [];\n for (var i = 0; i < nodes.length; i++) {\n var node = nodes[i];\n try {\n if (node.getAttribute(\"data-fp-omit\") !== null)\n continue;\n if (node._flatpickr !== undefined) {\n node._flatpickr.destroy();\n node._flatpickr = undefined;\n }\n node._flatpickr = FlatpickrInstance(node, config || {});\n instances.push(node._flatpickr);\n }\n catch (e) {\n console.error(e);\n }\n }\n return instances.length === 1 ? instances[0] : instances;\n }\n /* istanbul ignore next */\n if (typeof HTMLElement !== \"undefined\" &&\n typeof HTMLCollection !== \"undefined\" &&\n typeof NodeList !== \"undefined\") {\n // browser env\n HTMLCollection.prototype.flatpickr = NodeList.prototype.flatpickr = function (config) {\n return _flatpickr(this, config);\n };\n HTMLElement.prototype.flatpickr = function (config) {\n return _flatpickr([this], config);\n };\n }\n /* istanbul ignore next */\n var flatpickr = function (selector, config) {\n if (typeof selector === \"string\") {\n return _flatpickr(window.document.querySelectorAll(selector), config);\n }\n else if (selector instanceof Node) {\n return _flatpickr([selector], config);\n }\n else {\n return _flatpickr(selector, config);\n }\n };\n /* istanbul ignore next */\n flatpickr.defaultConfig = {};\n flatpickr.l10ns = {\n en: __assign({}, english),\n \"default\": __assign({}, english)\n };\n flatpickr.localize = function (l10n) {\n flatpickr.l10ns[\"default\"] = __assign({}, flatpickr.l10ns[\"default\"], l10n);\n };\n flatpickr.setDefaults = function (config) {\n flatpickr.defaultConfig = __assign({}, flatpickr.defaultConfig, config);\n };\n flatpickr.parseDate = createDateParser({});\n flatpickr.formatDate = createDateFormatter({});\n flatpickr.compareDates = compareDates;\n /* istanbul ignore next */\n if (typeof jQuery !== \"undefined\" && typeof jQuery.fn !== \"undefined\") {\n jQuery.fn.flatpickr = function (config) {\n return _flatpickr(this, config);\n };\n }\n // eslint-disable-next-line @typescript-eslint/camelcase\n Date.prototype.fp_incr = function (days) {\n return new Date(this.getFullYear(), this.getMonth(), this.getDate() + (typeof days === \"string\" ? parseInt(days, 10) : days));\n };\n if (typeof window !== \"undefined\") {\n window.flatpickr = flatpickr;\n }\n\n return flatpickr;\n\n}));\n","\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n
    \n\n \n\n
    \n\n \n\n {#if isNew}\n \n {:else}\n
    {clonedField.name}
    \n {/if}\n\n \n \n {#if clonedField.type === \"string\"}\n \n \n \n {:else if clonedField.type === \"bool\"}\n \n {:else if clonedField.type === \"datetime\"}\n \n \n {:else if clonedField.type === \"number\"}\n \n \n \n {:else if clonedField.type === \"reference\"}\n n.nodeKey()}\n textMember={n => n.name}\n bind:selected={clonedField.typeOptions.indexNodeKey} />\n\n n.nodeKey()}\n textMember={n => n.name}\n bind:selected={clonedField.typeOptions.reverseIndexNodeKeys} />\n\n \n\n {:else if clonedField.type.startsWith(\"array\")}\n \n \n {/if}\n\n \n\n \n \n \n \n\n
    \n\n","\n\n
    \n\n
    \n

    \n Settings \n

    \n \n \n {#if !record.isSingle}\n \n \n {/if}\n
    {record.nodeKey()}
    \n\n \n

    \n Fields {@html getIcon(\"plus\")}\n

    \n\n {#if record.fields.length > 0}\n \n \n \n \n \n \n \n \n \n \n {#each record.fields as field}\n \n \n \n \n \n \n {/each}\n \n
    NameTypeOptions
    \n
    {field.label}
    \n
    {field.name}
    \n     		{field.type}{@html getTypeOptions(field.typeOptions)}\n editField(field)}>{@html getIcon(\"edit\")}\n deleteField(field)}>{@html getIcon(\"trash\")}\n
    \n {:else}\n (no fields added)\n {/if}\n\n {#if editingField}\n \n \n \n {/if}\n\n

    \n Indexes \n

    \n\n {#each record.indexes as index}\n
    \n
    \n {index.name}\n editIndex(index)}>{@html getIcon(\"edit\")}\n
    \n
    \n records indexed: \n {getIndexAllowedRecords(index)}\n type: \n {index.indexType}\n
    \n
    \n map:\n {index.map}\n
    \n {#if index.filter}\n
    \n filter:\n {index.filter}\n
    \n {/if}\n
    \n {:else}\n
    \n No indexes added.\n
    \n {/each}\n\n
    \n\n\n","\n\n
    {label}
    \n\n\n","\n\n
    \n \n \n
    \n
    Records to Index
    \n {#each indexableRecords as rec}\n toggleAllowedRecord(rec)}/>\n {rec.node.name}\n {/each}\n
    \n\n\n \n\n \n \n \n\n \n\n\n","\n\n
    \n\n \n \n\n {#if !$store.currentNodeIsNew}\n \n {/if}\n \n\n {#if !!$store.errors && $store.errors.length > 0}\n
    \n \n
    \n {/if}\n \n \n
    Are you sure you want to delete {$store.currentNode.name} ?
    \n
    \n \n \n
    \n     \n
    \n\n","\n\n
    \n
    \n {#if $store.currentNode}\n \n {/if}\n
    \n
    \n {#if !$store.currentNode}\n

    :)

    \n {:else if $store.currentNode.type === \"record\"}\n \n {:else}\n \n {/if}\n
    \n
    \n\n\n","\n\n
    \n\n \n\n
    \n\n \n \n \n\n \n\n
    \n \n
    \n \n \n \n
    \n
    \n {#each initialOptions as option}\n {option.key} : {option.value} removeOption(option)}>{@html getIcon(\"trash-2\")}\n {/each}\n
    \n
    \n\n \n \n \n \n\n \n
    \n\n\n","\n\n

    Actions

    \n\n{#if actionsArray}\n\n \n \n \n \n \n \n \n \n \n \n {#each actionsArray as action}\n \n \n \n \n \n \n \n {/each}\n \n
    DescriptionBehaviour SourceBehaviour NameDefault Options
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    \n\n \n\n
    \n \n \n \n \n \n\n \n\n \n \n \n \n\n
    \n\n","\n\n

    Triggers

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    \n
    \n \n \n \n \n
    \n\n
    \n \n\n \n
    \n\n
    \n\n","\n\n
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    \n\n \n\n {#each permissionMatrix as permission}\n
    \n \n
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    \n\n","\n\n
    \n
    \n \n
    \n
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    \n
    \n\n\n\n","\n\n
    \n\n
    \n \n \n Backend\n \n \n Frontend\n \n
    \n\n
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    \n \n
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    \n \n
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    \n \n
    \n\n","\n\n
    \n\n\t{#await init}\n\t\n\t\t

    loading

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'overArgs', 'pad', 'padEnd', 'padStart', 'parseInt', 'partial',\n 'partialRight', 'partition', 'pick', 'pickBy', 'propertyOf', 'pull', 'pullAll',\n 'pullAt', 'random', 'range', 'rangeRight', 'rearg', 'reject', 'remove',\n 'repeat', 'restFrom', 'result', 'sampleSize', 'some', 'sortBy', 'sortedIndex',\n 'sortedIndexOf', 'sortedLastIndex', 'sortedLastIndexOf', 'sortedUniqBy',\n 'split', 'spreadFrom', 'startsWith', 'subtract', 'sumBy', 'take', 'takeRight',\n 'takeRightWhile', 'takeWhile', 'tap', 'throttle', 'thru', 'times', 'trimChars',\n 'trimCharsEnd', 'trimCharsStart', 'truncate', 'union', 'uniqBy', 'uniqWith',\n 'unset', 'unzipWith', 'without', 'wrap', 'xor', 'zip', 'zipObject',\n 'zipObjectDeep'\n ],\n '3': [\n 'assignInWith', 'assignWith', 'clamp', 'differenceBy', 'differenceWith',\n 'findFrom', 'findIndexFrom', 'findLastFrom', 'findLastIndexFrom', 'getOr',\n 'includesFrom', 'indexOfFrom', 'inRange', 'intersectionBy', 'intersectionWith',\n 'invokeArgs', 'invokeArgsMap', 'isEqualWith', 'isMatchWith', 'flatMapDepth',\n 'lastIndexOfFrom', 'mergeWith', 'orderBy', 'padChars', 'padCharsEnd',\n 'padCharsStart', 'pullAllBy', 'pullAllWith', 'rangeStep', 'rangeStepRight',\n 'reduce', 'reduceRight', 'replace', 'set', 'slice', 'sortedIndexBy',\n 'sortedLastIndexBy', 'transform', 'unionBy', 'unionWith', 'update', 'xorBy',\n 'xorWith', 'zipWith'\n ],\n '4': [\n 'fill', 'setWith', 'updateWith'\n ]\n};\n\n/** Used to map ary to rearg configs. */\nexports.aryRearg = {\n '2': [1, 0],\n '3': [2, 0, 1],\n '4': [3, 2, 0, 1]\n};\n\n/** Used to map method names to their iteratee ary. */\nexports.iterateeAry = {\n 'dropRightWhile': 1,\n 'dropWhile': 1,\n 'every': 1,\n 'filter': 1,\n 'find': 1,\n 'findFrom': 1,\n 'findIndex': 1,\n 'findIndexFrom': 1,\n 'findKey': 1,\n 'findLast': 1,\n 'findLastFrom': 1,\n 'findLastIndex': 1,\n 'findLastIndexFrom': 1,\n 'findLastKey': 1,\n 'flatMap': 1,\n 'flatMapDeep': 1,\n 'flatMapDepth': 1,\n 'forEach': 1,\n 'forEachRight': 1,\n 'forIn': 1,\n 'forInRight': 1,\n 'forOwn': 1,\n 'forOwnRight': 1,\n 'map': 1,\n 'mapKeys': 1,\n 'mapValues': 1,\n 'partition': 1,\n 'reduce': 2,\n 'reduceRight': 2,\n 'reject': 1,\n 'remove': 1,\n 'some': 1,\n 'takeRightWhile': 1,\n 'takeWhile': 1,\n 'times': 1,\n 'transform': 2\n};\n\n/** Used to map method names to iteratee rearg configs. */\nexports.iterateeRearg = {\n 'mapKeys': [1],\n 'reduceRight': [1, 0]\n};\n\n/** Used to map method names to rearg configs. */\nexports.methodRearg = {\n 'assignInAllWith': [1, 0],\n 'assignInWith': [1, 2, 0],\n 'assignAllWith': [1, 0],\n 'assignWith': [1, 2, 0],\n 'differenceBy': [1, 2, 0],\n 'differenceWith': [1, 2, 0],\n 'getOr': [2, 1, 0],\n 'intersectionBy': [1, 2, 0],\n 'intersectionWith': [1, 2, 0],\n 'isEqualWith': [1, 2, 0],\n 'isMatchWith': [2, 1, 0],\n 'mergeAllWith': [1, 0],\n 'mergeWith': [1, 2, 0],\n 'padChars': [2, 1, 0],\n 'padCharsEnd': [2, 1, 0],\n 'padCharsStart': [2, 1, 0],\n 'pullAllBy': [2, 1, 0],\n 'pullAllWith': [2, 1, 0],\n 'rangeStep': [1, 2, 0],\n 'rangeStepRight': [1, 2, 0],\n 'setWith': [3, 1, 2, 0],\n 'sortedIndexBy': [2, 1, 0],\n 'sortedLastIndexBy': [2, 1, 0],\n 'unionBy': [1, 2, 0],\n 'unionWith': [1, 2, 0],\n 'updateWith': [3, 1, 2, 0],\n 'xorBy': [1, 2, 0],\n 'xorWith': [1, 2, 0],\n 'zipWith': [1, 2, 0]\n};\n\n/** Used to map method names to spread configs. */\nexports.methodSpread = {\n 'assignAll': { 'start': 0 },\n 'assignAllWith': { 'start': 0 },\n 'assignInAll': { 'start': 0 },\n 'assignInAllWith': { 'start': 0 },\n 'defaultsAll': { 'start': 0 },\n 'defaultsDeepAll': { 'start': 0 },\n 'invokeArgs': { 'start': 2 },\n 'invokeArgsMap': { 'start': 2 },\n 'mergeAll': { 'start': 0 },\n 'mergeAllWith': { 'start': 0 },\n 'partial': { 'start': 1 },\n 'partialRight': { 'start': 1 },\n 'without': { 'start': 1 },\n 'zipAll': { 'start': 0 }\n};\n\n/** Used to identify methods which mutate arrays or objects. */\nexports.mutate = {\n 'array': {\n 'fill': true,\n 'pull': true,\n 'pullAll': true,\n 'pullAllBy': true,\n 'pullAllWith': true,\n 'pullAt': true,\n 'remove': true,\n 'reverse': true\n },\n 'object': {\n 'assign': true,\n 'assignAll': true,\n 'assignAllWith': true,\n 'assignIn': true,\n 'assignInAll': true,\n 'assignInAllWith': true,\n 'assignInWith': true,\n 'assignWith': true,\n 'defaults': true,\n 'defaultsAll': true,\n 'defaultsDeep': true,\n 'defaultsDeepAll': true,\n 'merge': true,\n 'mergeAll': true,\n 'mergeAllWith': true,\n 'mergeWith': true,\n },\n 'set': {\n 'set': true,\n 'setWith': true,\n 'unset': true,\n 'update': true,\n 'updateWith': true\n }\n};\n\n/** Used to map real names to their aliases. */\nexports.realToAlias = (function() {\n var hasOwnProperty = Object.prototype.hasOwnProperty,\n object = exports.aliasToReal,\n result = {};\n\n for (var key in object) {\n var value = object[key];\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }\n return result;\n}());\n\n/** Used to map method names to other names. */\nexports.remap = {\n 'assignAll': 'assign',\n 'assignAllWith': 'assignWith',\n 'assignInAll': 'assignIn',\n 'assignInAllWith': 'assignInWith',\n 'curryN': 'curry',\n 'curryRightN': 'curryRight',\n 'defaultsAll': 'defaults',\n 'defaultsDeepAll': 'defaultsDeep',\n 'findFrom': 'find',\n 'findIndexFrom': 'findIndex',\n 'findLastFrom': 'findLast',\n 'findLastIndexFrom': 'findLastIndex',\n 'getOr': 'get',\n 'includesFrom': 'includes',\n 'indexOfFrom': 'indexOf',\n 'invokeArgs': 'invoke',\n 'invokeArgsMap': 'invokeMap',\n 'lastIndexOfFrom': 'lastIndexOf',\n 'mergeAll': 'merge',\n 'mergeAllWith': 'mergeWith',\n 'padChars': 'pad',\n 'padCharsEnd': 'padEnd',\n 'padCharsStart': 'padStart',\n 'propertyOf': 'get',\n 'rangeStep': 'range',\n 'rangeStepRight': 'rangeRight',\n 'restFrom': 'rest',\n 'spreadFrom': 'spread',\n 'trimChars': 'trim',\n 'trimCharsEnd': 'trimEnd',\n 'trimCharsStart': 'trimStart',\n 'zipAll': 'zip'\n};\n\n/** Used to track methods that skip fixing their arity. */\nexports.skipFixed = {\n 'castArray': true,\n 'flow': true,\n 'flowRight': true,\n 'iteratee': true,\n 'mixin': true,\n 'rearg': true,\n 'runInContext': true\n};\n\n/** Used to track methods that skip rearranging arguments. */\nexports.skipRearg = {\n 'add': true,\n 'assign': true,\n 'assignIn': true,\n 'bind': true,\n 'bindKey': true,\n 'concat': true,\n 'difference': true,\n 'divide': true,\n 'eq': true,\n 'gt': true,\n 'gte': true,\n 'isEqual': true,\n 'lt': true,\n 'lte': true,\n 'matchesProperty': true,\n 'merge': true,\n 'multiply': true,\n 'overArgs': true,\n 'partial': true,\n 'partialRight': true,\n 'propertyOf': true,\n 'random': true,\n 'range': true,\n 'rangeRight': true,\n 'subtract': true,\n 'zip': true,\n 'zipObject': true,\n 'zipObjectDeep': true\n};\n","/**\n * The default argument placeholder value for methods.\n *\n * @type {Object}\n */\nmodule.exports = {};\n","var mapping = require('./_mapping'),\n fallbackHolder = require('./placeholder');\n\n/** Built-in value reference. */\nvar push = Array.prototype.push;\n\n/**\n * Creates a function, with an arity of `n`, that invokes `func` with the\n * arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} n The arity of the new function.\n * @returns {Function} Returns the new function.\n */\nfunction baseArity(func, n) {\n return n == 2\n ? function(a, b) { return func.apply(undefined, arguments); }\n : function(a) { return func.apply(undefined, arguments); };\n}\n\n/**\n * Creates a function that invokes `func`, with up to `n` arguments, ignoring\n * any additional arguments.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the new function.\n */\nfunction baseAry(func, n) {\n return n == 2\n ? function(a, b) { return func(a, b); }\n : function(a) { return func(a); };\n}\n\n/**\n * Creates a clone of `array`.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the cloned array.\n */\nfunction cloneArray(array) {\n var length = array ? array.length : 0,\n result = Array(length);\n\n while (length--) {\n result[length] = array[length];\n }\n return result;\n}\n\n/**\n * Creates a function that clones a given object using the assignment `func`.\n *\n * @private\n * @param {Function} func The assignment function.\n * @returns {Function} Returns the new cloner function.\n */\nfunction createCloner(func) {\n return function(object) {\n return func({}, object);\n };\n}\n\n/**\n * A specialized version of `_.spread` which flattens the spread array into\n * the arguments of the invoked `func`.\n *\n * @private\n * @param {Function} func The function to spread arguments over.\n * @param {number} start The start position of the spread.\n * @returns {Function} Returns the new function.\n */\nfunction flatSpread(func, start) {\n return function() {\n var length = arguments.length,\n lastIndex = length - 1,\n args = Array(length);\n\n while (length--) {\n args[length] = arguments[length];\n }\n var array = args[start],\n otherArgs = args.slice(0, start);\n\n if (array) {\n push.apply(otherArgs, array);\n }\n if (start != lastIndex) {\n push.apply(otherArgs, args.slice(start + 1));\n }\n return func.apply(this, otherArgs);\n };\n}\n\n/**\n * Creates a function that wraps `func` and uses `cloner` to clone the first\n * argument it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} cloner The function to clone arguments.\n * @returns {Function} Returns the new immutable function.\n */\nfunction wrapImmutable(func, cloner) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return;\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var result = args[0] = cloner.apply(undefined, args);\n func.apply(undefined, args);\n return result;\n };\n}\n\n/**\n * The base implementation of `convert` which accepts a `util` object of methods\n * required to perform conversions.\n *\n * @param {Object} util The util object.\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @param {Object} [options] The options object.\n * @param {boolean} [options.cap=true] Specify capping iteratee arguments.\n * @param {boolean} [options.curry=true] Specify currying.\n * @param {boolean} [options.fixed=true] Specify fixed arity.\n * @param {boolean} [options.immutable=true] Specify immutable operations.\n * @param {boolean} [options.rearg=true] Specify rearranging arguments.\n * @returns {Function|Object} Returns the converted function or object.\n */\nfunction baseConvert(util, name, func, options) {\n var isLib = typeof name == 'function',\n isObj = name === Object(name);\n\n if (isObj) {\n options = func;\n func = name;\n name = undefined;\n }\n if (func == null) {\n throw new TypeError;\n }\n options || (options = {});\n\n var config = {\n 'cap': 'cap' in options ? options.cap : true,\n 'curry': 'curry' in options ? options.curry : true,\n 'fixed': 'fixed' in options ? options.fixed : true,\n 'immutable': 'immutable' in options ? options.immutable : true,\n 'rearg': 'rearg' in options ? options.rearg : true\n };\n\n var defaultHolder = isLib ? func : fallbackHolder,\n forceCurry = ('curry' in options) && options.curry,\n forceFixed = ('fixed' in options) && options.fixed,\n forceRearg = ('rearg' in options) && options.rearg,\n pristine = isLib ? func.runInContext() : undefined;\n\n var helpers = isLib ? func : {\n 'ary': util.ary,\n 'assign': util.assign,\n 'clone': util.clone,\n 'curry': util.curry,\n 'forEach': util.forEach,\n 'isArray': util.isArray,\n 'isError': util.isError,\n 'isFunction': util.isFunction,\n 'isWeakMap': util.isWeakMap,\n 'iteratee': util.iteratee,\n 'keys': util.keys,\n 'rearg': util.rearg,\n 'toInteger': util.toInteger,\n 'toPath': util.toPath\n };\n\n var ary = helpers.ary,\n assign = helpers.assign,\n clone = helpers.clone,\n curry = helpers.curry,\n each = helpers.forEach,\n isArray = helpers.isArray,\n isError = helpers.isError,\n isFunction = helpers.isFunction,\n isWeakMap = helpers.isWeakMap,\n keys = helpers.keys,\n rearg = helpers.rearg,\n toInteger = helpers.toInteger,\n toPath = helpers.toPath;\n\n var aryMethodKeys = keys(mapping.aryMethod);\n\n var wrappers = {\n 'castArray': function(castArray) {\n return function() {\n var value = arguments[0];\n return isArray(value)\n ? castArray(cloneArray(value))\n : castArray.apply(undefined, arguments);\n };\n },\n 'iteratee': function(iteratee) {\n return function() {\n var func = arguments[0],\n arity = arguments[1],\n result = iteratee(func, arity),\n length = result.length;\n\n if (config.cap && typeof arity == 'number') {\n arity = arity > 2 ? (arity - 2) : 1;\n return (length && length <= arity) ? result : baseAry(result, arity);\n }\n return result;\n };\n },\n 'mixin': function(mixin) {\n return function(source) {\n var func = this;\n if (!isFunction(func)) {\n return mixin(func, Object(source));\n }\n var pairs = [];\n each(keys(source), function(key) {\n if (isFunction(source[key])) {\n pairs.push([key, func.prototype[key]]);\n }\n });\n\n mixin(func, Object(source));\n\n each(pairs, function(pair) {\n var value = pair[1];\n if (isFunction(value)) {\n func.prototype[pair[0]] = value;\n } else {\n delete func.prototype[pair[0]];\n }\n });\n return func;\n };\n },\n 'nthArg': function(nthArg) {\n return function(n) {\n var arity = n < 0 ? 1 : (toInteger(n) + 1);\n return curry(nthArg(n), arity);\n };\n },\n 'rearg': function(rearg) {\n return function(func, indexes) {\n var arity = indexes ? indexes.length : 0;\n return curry(rearg(func, indexes), arity);\n };\n },\n 'runInContext': function(runInContext) {\n return function(context) {\n return baseConvert(util, runInContext(context), options);\n };\n }\n };\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Casts `func` to a function with an arity capped iteratee if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @returns {Function} Returns the cast function.\n */\n function castCap(name, func) {\n if (config.cap) {\n var indexes = mapping.iterateeRearg[name];\n if (indexes) {\n return iterateeRearg(func, indexes);\n }\n var n = !isLib && mapping.iterateeAry[name];\n if (n) {\n return iterateeAry(func, n);\n }\n }\n return func;\n }\n\n /**\n * Casts `func` to a curried function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castCurry(name, func, n) {\n return (forceCurry || (config.curry && n > 1))\n ? curry(func, n)\n : func;\n }\n\n /**\n * Casts `func` to a fixed arity function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the cast function.\n */\n function castFixed(name, func, n) {\n if (config.fixed && (forceFixed || !mapping.skipFixed[name])) {\n var data = mapping.methodSpread[name],\n start = data && data.start;\n\n return start === undefined ? ary(func, n) : flatSpread(func, start);\n }\n return func;\n }\n\n /**\n * Casts `func` to an rearged function if needed.\n *\n * @private\n * @param {string} name The name of the function to inspect.\n * @param {Function} func The function to inspect.\n * @param {number} n The arity of `func`.\n * @returns {Function} Returns the cast function.\n */\n function castRearg(name, func, n) {\n return (config.rearg && n > 1 && (forceRearg || !mapping.skipRearg[name]))\n ? rearg(func, mapping.methodRearg[name] || mapping.aryRearg[n])\n : func;\n }\n\n /**\n * Creates a clone of `object` by `path`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {Array|string} path The path to clone by.\n * @returns {Object} Returns the cloned object.\n */\n function cloneByPath(object, path) {\n path = toPath(path);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n result = clone(Object(object)),\n nested = result;\n\n while (nested != null && ++index < length) {\n var key = path[index],\n value = nested[key];\n\n if (value != null &&\n !(isFunction(value) || isError(value) || isWeakMap(value))) {\n nested[key] = clone(index == lastIndex ? value : Object(value));\n }\n nested = nested[key];\n }\n return result;\n }\n\n /**\n * Converts `lodash` to an immutable auto-curried iteratee-first data-last\n * version with conversion `options` applied.\n *\n * @param {Object} [options] The options object. See `baseConvert` for more details.\n * @returns {Function} Returns the converted `lodash`.\n */\n function convertLib(options) {\n return _.runInContext.convert(options)(undefined);\n }\n\n /**\n * Create a converter function for `func` of `name`.\n *\n * @param {string} name The name of the function to convert.\n * @param {Function} func The function to convert.\n * @returns {Function} Returns the new converter function.\n */\n function createConverter(name, func) {\n var realName = mapping.aliasToReal[name] || name,\n methodName = mapping.remap[realName] || realName,\n oldOptions = options;\n\n return function(options) {\n var newUtil = isLib ? pristine : helpers,\n newFunc = isLib ? pristine[methodName] : func,\n newOptions = assign(assign({}, oldOptions), options);\n\n return baseConvert(newUtil, realName, newFunc, newOptions);\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee, with up to `n`\n * arguments, ignoring any additional arguments.\n *\n * @private\n * @param {Function} func The function to cap iteratee arguments for.\n * @param {number} n The arity cap.\n * @returns {Function} Returns the new function.\n */\n function iterateeAry(func, n) {\n return overArg(func, function(func) {\n return typeof func == 'function' ? baseAry(func, n) : func;\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke its iteratee with arguments\n * arranged according to the specified `indexes` where the argument value at\n * the first index is provided as the first argument, the argument value at\n * the second index is provided as the second argument, and so on.\n *\n * @private\n * @param {Function} func The function to rearrange iteratee arguments for.\n * @param {number[]} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n */\n function iterateeRearg(func, indexes) {\n return overArg(func, function(func) {\n var n = indexes.length;\n return baseArity(rearg(baseAry(func, n), indexes), n);\n });\n }\n\n /**\n * Creates a function that invokes `func` with its first argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function() {\n var length = arguments.length;\n if (!length) {\n return func();\n }\n var args = Array(length);\n while (length--) {\n args[length] = arguments[length];\n }\n var index = config.rearg ? 0 : (length - 1);\n args[index] = transform(args[index]);\n return func.apply(undefined, args);\n };\n }\n\n /**\n * Creates a function that wraps `func` and applys the conversions\n * rules by `name`.\n *\n * @private\n * @param {string} name The name of the function to wrap.\n * @param {Function} func The function to wrap.\n * @returns {Function} Returns the converted function.\n */\n function wrap(name, func, placeholder) {\n var result,\n realName = mapping.aliasToReal[name] || name,\n wrapped = func,\n wrapper = wrappers[realName];\n\n if (wrapper) {\n wrapped = wrapper(func);\n }\n else if (config.immutable) {\n if (mapping.mutate.array[realName]) {\n wrapped = wrapImmutable(func, cloneArray);\n }\n else if (mapping.mutate.object[realName]) {\n wrapped = wrapImmutable(func, createCloner(func));\n }\n else if (mapping.mutate.set[realName]) {\n wrapped = wrapImmutable(func, cloneByPath);\n }\n }\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(otherName) {\n if (realName == otherName) {\n var data = mapping.methodSpread[realName],\n afterRearg = data && data.afterRearg;\n\n result = afterRearg\n ? castFixed(realName, castRearg(realName, wrapped, aryKey), aryKey)\n : castRearg(realName, castFixed(realName, wrapped, aryKey), aryKey);\n\n result = castCap(realName, result);\n result = castCurry(realName, result, aryKey);\n return false;\n }\n });\n return !result;\n });\n\n result || (result = wrapped);\n if (result == func) {\n result = forceCurry ? curry(result, 1) : function() {\n return func.apply(this, arguments);\n };\n }\n result.convert = createConverter(realName, func);\n result.placeholder = func.placeholder = placeholder;\n\n return result;\n }\n\n /*--------------------------------------------------------------------------*/\n\n if (!isObj) {\n return wrap(name, func, defaultHolder);\n }\n var _ = func;\n\n // Convert methods by ary cap.\n var pairs = [];\n each(aryMethodKeys, function(aryKey) {\n each(mapping.aryMethod[aryKey], function(key) {\n var func = _[mapping.remap[key] || key];\n if (func) {\n pairs.push([key, wrap(key, func, _)]);\n }\n });\n });\n\n // Convert remaining methods.\n each(keys(_), function(key) {\n var func = _[key];\n if (typeof func == 'function') {\n var length = pairs.length;\n while (length--) {\n if (pairs[length][0] == key) {\n return;\n }\n }\n func.convert = createConverter(key, func);\n pairs.push([key, func]);\n }\n });\n\n // Assign to `_` leaving `_.prototype` unchanged to allow chaining.\n each(pairs, function(pair) {\n _[pair[0]] = pair[1];\n });\n\n _.convert = convertLib;\n _.placeholder = _;\n\n // Assign aliases.\n each(keys(_), function(key) {\n each(mapping.realToAlias[key] || [], function(alias) {\n _[alias] = _[key];\n });\n });\n\n return _;\n}\n\nmodule.exports = baseConvert;\n","var _ = require('./lodash.min').runInContext();\nmodule.exports = require('./fp/_baseConvert')(_, _);\n","'use strict';\n\n// Found this seed-based random generator somewhere\n// Based on The Central Randomizer 1.3 (C) 1997 by Paul Houle (houle@msc.cornell.edu)\n\nvar seed = 1;\n\n/**\n * return a random number based on a seed\n * @param seed\n * @returns {number}\n */\nfunction getNextValue() {\n seed = (seed * 9301 + 49297) % 233280;\n return seed/(233280.0);\n}\n\nfunction setSeed(_seed_) {\n seed = _seed_;\n}\n\nmodule.exports = {\n nextValue: getNextValue,\n seed: setSeed\n};\n","'use strict';\n\nvar randomFromSeed = require('./random/random-from-seed');\n\nvar ORIGINAL = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-';\nvar alphabet;\nvar previousSeed;\n\nvar shuffled;\n\nfunction reset() {\n shuffled = false;\n}\n\nfunction setCharacters(_alphabet_) {\n if (!_alphabet_) {\n if (alphabet !== ORIGINAL) {\n alphabet = ORIGINAL;\n reset();\n }\n return;\n }\n\n if (_alphabet_ === alphabet) {\n return;\n }\n\n if (_alphabet_.length !== ORIGINAL.length) {\n throw new Error('Custom alphabet for shortid must be ' + ORIGINAL.length + ' unique characters. You submitted ' + _alphabet_.length + ' characters: ' + _alphabet_);\n }\n\n var unique = _alphabet_.split('').filter(function(item, ind, arr){\n return ind !== arr.lastIndexOf(item);\n });\n\n if (unique.length) {\n throw new Error('Custom alphabet for shortid must be ' + ORIGINAL.length + ' unique characters. These characters were not unique: ' + unique.join(', '));\n }\n\n alphabet = _alphabet_;\n reset();\n}\n\nfunction characters(_alphabet_) {\n setCharacters(_alphabet_);\n return alphabet;\n}\n\nfunction setSeed(seed) {\n randomFromSeed.seed(seed);\n if (previousSeed !== seed) {\n reset();\n previousSeed = seed;\n }\n}\n\nfunction shuffle() {\n if (!alphabet) {\n setCharacters(ORIGINAL);\n }\n\n var sourceArray = alphabet.split('');\n var targetArray = [];\n var r = randomFromSeed.nextValue();\n var characterIndex;\n\n while (sourceArray.length > 0) {\n r = randomFromSeed.nextValue();\n characterIndex = Math.floor(r * sourceArray.length);\n targetArray.push(sourceArray.splice(characterIndex, 1)[0]);\n }\n return targetArray.join('');\n}\n\nfunction getShuffled() {\n if (shuffled) {\n return shuffled;\n }\n shuffled = shuffle();\n return shuffled;\n}\n\n/**\n * lookup shuffled letter\n * @param index\n * @returns {string}\n */\nfunction lookup(index) {\n var alphabetShuffled = getShuffled();\n return alphabetShuffled[index];\n}\n\nfunction get () {\n return alphabet || ORIGINAL;\n}\n\nmodule.exports = {\n get: get,\n characters: characters,\n seed: setSeed,\n lookup: lookup,\n shuffled: getShuffled\n};\n","'use strict';\n\nvar crypto = typeof window === 'object' && (window.crypto || window.msCrypto); // IE 11 uses window.msCrypto\n\nvar randomByte;\n\nif (!crypto || !crypto.getRandomValues) {\n randomByte = function(size) {\n var bytes = [];\n for (var i = 0; i < size; i++) {\n bytes.push(Math.floor(Math.random() * 256));\n }\n return bytes;\n };\n} else {\n randomByte = function(size) {\n return crypto.getRandomValues(new Uint8Array(size));\n };\n}\n\nmodule.exports = randomByte;\n","/**\n * Secure random string generator with custom alphabet.\n *\n * Alphabet must contain 256 symbols or less. Otherwise, the generator\n * will not be secure.\n *\n * @param {generator} random The random bytes generator.\n * @param {string} alphabet Symbols to be used in new random string.\n * @param {size} size The number of symbols in new random string.\n *\n * @return {string} Random string.\n *\n * @example\n * const format = require('nanoid/format')\n *\n * function random (size) {\n * const result = []\n * for (let i = 0; i < size; i++) {\n * result.push(randomByte())\n * }\n * return result\n * }\n *\n * format(random, \"abcdef\", 5) //=> \"fbaef\"\n *\n * @name format\n * @function\n */\nmodule.exports = function (random, alphabet, size) {\n var mask = (2 << Math.log(alphabet.length - 1) / Math.LN2) - 1\n var step = Math.ceil(1.6 * mask * size / alphabet.length)\n size = +size\n\n var id = ''\n while (true) {\n var bytes = random(step)\n for (var i = 0; i < step; i++) {\n var byte = bytes[i] & mask\n if (alphabet[byte]) {\n id += alphabet[byte]\n if (id.length === size) return id\n }\n }\n }\n}\n\n/**\n * @callback generator\n * @param {number} bytes The number of bytes to generate.\n * @return {number[]} Random bytes.\n */\n","'use strict';\n\nvar alphabet = require('./alphabet');\nvar random = require('./random/random-byte');\nvar format = require('nanoid/format');\n\nfunction generate(number) {\n var loopCounter = 0;\n var done;\n\n var str = '';\n\n while (!done) {\n str = str + format(random, alphabet.get(), 1);\n done = number < (Math.pow(16, loopCounter + 1 ) );\n loopCounter++;\n }\n return str;\n}\n\nmodule.exports = generate;\n","'use strict';\n\nvar generate = require('./generate');\nvar alphabet = require('./alphabet');\n\n// Ignore all milliseconds before a certain time to reduce the size of the date entropy without sacrificing uniqueness.\n// This number should be updated every year or so to keep the generated id short.\n// To regenerate `new Date() - 0` and bump the version. Always bump the version!\nvar REDUCE_TIME = 1567752802062;\n\n// don't change unless we change the algos or REDUCE_TIME\n// must be an integer and less than 16\nvar version = 7;\n\n// Counter is used when shortid is called multiple times in one second.\nvar counter;\n\n// Remember the last time shortid was called in case counter is needed.\nvar previousSeconds;\n\n/**\n * Generate unique id\n * Returns string id\n */\nfunction build(clusterWorkerId) {\n var str = '';\n\n var seconds = Math.floor((Date.now() - REDUCE_TIME) * 0.001);\n\n if (seconds === previousSeconds) {\n counter++;\n } else {\n counter = 0;\n previousSeconds = seconds;\n }\n\n str = str + generate(version);\n str = str + generate(clusterWorkerId);\n if (counter > 0) {\n str = str + generate(counter);\n }\n str = str + generate(seconds);\n return str;\n}\n\nmodule.exports = build;\n","'use strict';\nvar alphabet = require('./alphabet');\n\nfunction isShortId(id) {\n if (!id || typeof id !== 'string' || id.length < 6 ) {\n return false;\n }\n\n var nonAlphabetic = new RegExp('[^' +\n alphabet.get().replace(/[|\\\\{}()[\\]^$+*?.-]/g, '\\\\$&') +\n ']');\n return !nonAlphabetic.test(id);\n}\n\nmodule.exports = isShortId;\n","'use strict';\n\nvar alphabet = require('./alphabet');\nvar build = require('./build');\nvar isValid = require('./is-valid');\n\n// if you are using cluster or multiple servers use this to make each instance\n// has a unique value for worker\n// Note: I don't know if this is automatically set when using third\n// party cluster solutions such as pm2.\nvar clusterWorkerId = require('./util/cluster-worker-id') || 0;\n\n/**\n * Set the seed.\n * Highly recommended if you don't want people to try to figure out your id schema.\n * exposed as shortid.seed(int)\n * @param seed Integer value to seed the random alphabet. ALWAYS USE THE SAME SEED or you might get overlaps.\n */\nfunction seed(seedValue) {\n alphabet.seed(seedValue);\n return module.exports;\n}\n\n/**\n * Set the cluster worker or machine id\n * exposed as shortid.worker(int)\n * @param workerId worker must be positive integer. Number less than 16 is recommended.\n * returns shortid module so it can be chained.\n */\nfunction worker(workerId) {\n clusterWorkerId = workerId;\n return module.exports;\n}\n\n/**\n *\n * sets new characters to use in the alphabet\n * returns the shuffled alphabet\n */\nfunction characters(newCharacters) {\n if (newCharacters !== undefined) {\n alphabet.characters(newCharacters);\n }\n\n return alphabet.shuffled();\n}\n\n/**\n * Generate unique id\n * Returns string id\n */\nfunction generate() {\n return build(clusterWorkerId);\n}\n\n// Export all other functions as properties of the generate function\nmodule.exports = generate;\nmodule.exports.generate = generate;\nmodule.exports.seed = seed;\nmodule.exports.worker = worker;\nmodule.exports.characters = characters;\nmodule.exports.isValid = isValid;\n","'use strict';\nmodule.exports = require('./lib/index');\n","/**\n * @license\n * Lodash \n * Copyright OpenJS Foundation and other contributors \n * Released under MIT license \n * Based on Underscore.js 1.8.3 \n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n;(function() {\n\n /** Used as a safe reference for `undefined` in pre-ES5 environments. */\n var undefined;\n\n /** Used as the semantic version number. */\n var VERSION = '4.17.15';\n\n /** Used as the size to enable large array optimizations. */\n var LARGE_ARRAY_SIZE = 200;\n\n /** Error message constants. */\n var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',\n FUNC_ERROR_TEXT = 'Expected a function';\n\n /** Used to stand-in for `undefined` hash values. */\n var HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n /** Used as the maximum memoize cache size. */\n var MAX_MEMOIZE_SIZE = 500;\n\n /** Used as the internal argument placeholder. */\n var PLACEHOLDER = '__lodash_placeholder__';\n\n /** Used to compose bitmasks for cloning. */\n var CLONE_DEEP_FLAG = 1,\n CLONE_FLAT_FLAG = 2,\n CLONE_SYMBOLS_FLAG = 4;\n\n /** Used to compose bitmasks for value comparisons. */\n var COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n\n /** Used to compose bitmasks for function metadata. */\n var WRAP_BIND_FLAG = 1,\n WRAP_BIND_KEY_FLAG = 2,\n WRAP_CURRY_BOUND_FLAG = 4,\n WRAP_CURRY_FLAG = 8,\n WRAP_CURRY_RIGHT_FLAG = 16,\n WRAP_PARTIAL_FLAG = 32,\n WRAP_PARTIAL_RIGHT_FLAG = 64,\n WRAP_ARY_FLAG = 128,\n WRAP_REARG_FLAG = 256,\n WRAP_FLIP_FLAG = 512;\n\n /** Used as default options for `_.truncate`. */\n var DEFAULT_TRUNC_LENGTH = 30,\n DEFAULT_TRUNC_OMISSION = '...';\n\n /** Used to detect hot functions by number of calls within a span of milliseconds. */\n var HOT_COUNT = 800,\n HOT_SPAN = 16;\n\n /** Used to indicate the type of lazy iteratees. */\n var LAZY_FILTER_FLAG = 1,\n LAZY_MAP_FLAG = 2,\n LAZY_WHILE_FLAG = 3;\n\n /** Used as references for various `Number` constants. */\n var INFINITY = 1 / 0,\n MAX_SAFE_INTEGER = 9007199254740991,\n MAX_INTEGER = 1.7976931348623157e+308,\n NAN = 0 / 0;\n\n /** Used as references for the maximum length and index of an array. */\n var MAX_ARRAY_LENGTH = 4294967295,\n MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,\n HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;\n\n /** Used to associate wrap methods with their bit flags. */\n var wrapFlags = [\n ['ary', WRAP_ARY_FLAG],\n ['bind', WRAP_BIND_FLAG],\n ['bindKey', WRAP_BIND_KEY_FLAG],\n ['curry', WRAP_CURRY_FLAG],\n ['curryRight', WRAP_CURRY_RIGHT_FLAG],\n ['flip', WRAP_FLIP_FLAG],\n ['partial', WRAP_PARTIAL_FLAG],\n ['partialRight', WRAP_PARTIAL_RIGHT_FLAG],\n ['rearg', WRAP_REARG_FLAG]\n ];\n\n /** `Object#toString` result references. */\n var argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n asyncTag = '[object AsyncFunction]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n domExcTag = '[object DOMException]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n nullTag = '[object Null]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n proxyTag = '[object Proxy]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n undefinedTag = '[object Undefined]',\n weakMapTag = '[object WeakMap]',\n weakSetTag = '[object WeakSet]';\n\n var arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n\n /** Used to match empty string literals in compiled template source. */\n var reEmptyStringLeading = /\\b__p \\+= '';/g,\n reEmptyStringMiddle = /\\b(__p \\+=) '' \\+/g,\n reEmptyStringTrailing = /(__e\\(.*?\\)|\\b__t\\)) \\+\\n'';/g;\n\n /** Used to match HTML entities and HTML characters. */\n var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,\n reUnescapedHtml = /[&<>\"']/g,\n reHasEscapedHtml = RegExp(reEscapedHtml.source),\n reHasUnescapedHtml = RegExp(reUnescapedHtml.source);\n\n /** Used to match template delimiters. */\n var reEscape = /<%-([\\s\\S]+?)%>/g,\n reEvaluate = /<%([\\s\\S]+?)%>/g,\n reInterpolate = /<%=([\\s\\S]+?)%>/g;\n\n /** Used to match property names within property paths. */\n var reIsDeepProp = /\\.|\\[(?:[^[\\]]*|([\"'])(?:(?!\\1)[^\\\\]|\\\\.)*?\\1)\\]/,\n reIsPlainProp = /^\\w*$/,\n rePropName = /[^.[\\]]+|\\[(?:(-?\\d+(?:\\.\\d+)?)|([\"'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2)\\]|(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))/g;\n\n /**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n var reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g,\n reHasRegExpChar = RegExp(reRegExpChar.source);\n\n /** Used to match leading and trailing whitespace. */\n var reTrim = /^\\s+|\\s+$/g,\n reTrimStart = /^\\s+/,\n reTrimEnd = /\\s+$/;\n\n /** Used to match wrap detail comments. */\n var reWrapComment = /\\{(?:\\n\\/\\* \\[wrapped with .+\\] \\*\\/)?\\n?/,\n reWrapDetails = /\\{\\n\\/\\* \\[wrapped with (.+)\\] \\*/,\n reSplitDetails = /,? & /;\n\n /** Used to match words composed of alphanumeric characters. */\n var reAsciiWord = /[^\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\x7f]+/g;\n\n /** Used to match backslashes in property paths. */\n var reEscapeChar = /\\\\(\\\\)?/g;\n\n /**\n * Used to match\n * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).\n */\n var reEsTemplate = /\\$\\{([^\\\\}]*(?:\\\\.[^\\\\}]*)*)\\}/g;\n\n /** Used to match `RegExp` flags from their coerced string values. */\n var reFlags = /\\w*$/;\n\n /** Used to detect bad signed hexadecimal string values. */\n var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n\n /** Used to detect binary string values. */\n var reIsBinary = /^0b[01]+$/i;\n\n /** Used to detect host constructors (Safari). */\n var reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n\n /** Used to detect octal string values. */\n var reIsOctal = /^0o[0-7]+$/i;\n\n /** Used to detect unsigned integer values. */\n var reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n /** Used to match Latin Unicode letters (excluding mathematical operators). */\n var reLatin = /[\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\xff\\u0100-\\u017f]/g;\n\n /** Used to ensure capturing order of template delimiters. */\n var reNoMatch = /($^)/;\n\n /** Used to match unescaped characters in compiled string literals. */\n var reUnescapedString = /['\\n\\r\\u2028\\u2029\\\\]/g;\n\n /** Used to compose unicode character classes. */\n var rsAstralRange = '\\\\ud800-\\\\udfff',\n rsComboMarksRange = '\\\\u0300-\\\\u036f',\n reComboHalfMarksRange = '\\\\ufe20-\\\\ufe2f',\n rsComboSymbolsRange = '\\\\u20d0-\\\\u20ff',\n rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,\n rsDingbatRange = '\\\\u2700-\\\\u27bf',\n rsLowerRange = 'a-z\\\\xdf-\\\\xf6\\\\xf8-\\\\xff',\n rsMathOpRange = '\\\\xac\\\\xb1\\\\xd7\\\\xf7',\n rsNonCharRange = '\\\\x00-\\\\x2f\\\\x3a-\\\\x40\\\\x5b-\\\\x60\\\\x7b-\\\\xbf',\n rsPunctuationRange = '\\\\u2000-\\\\u206f',\n rsSpaceRange = ' \\\\t\\\\x0b\\\\f\\\\xa0\\\\ufeff\\\\n\\\\r\\\\u2028\\\\u2029\\\\u1680\\\\u180e\\\\u2000\\\\u2001\\\\u2002\\\\u2003\\\\u2004\\\\u2005\\\\u2006\\\\u2007\\\\u2008\\\\u2009\\\\u200a\\\\u202f\\\\u205f\\\\u3000',\n rsUpperRange = 'A-Z\\\\xc0-\\\\xd6\\\\xd8-\\\\xde',\n rsVarRange = '\\\\ufe0e\\\\ufe0f',\n rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;\n\n /** Used to compose unicode capture groups. */\n var rsApos = \"['\\u2019]\",\n rsAstral = '[' + rsAstralRange + ']',\n rsBreak = '[' + rsBreakRange + ']',\n rsCombo = '[' + rsComboRange + ']',\n rsDigits = '\\\\d+',\n rsDingbat = '[' + rsDingbatRange + ']',\n rsLower = '[' + rsLowerRange + ']',\n rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',\n rsFitz = '\\\\ud83c[\\\\udffb-\\\\udfff]',\n rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',\n rsNonAstral = '[^' + rsAstralRange + ']',\n rsRegional = '(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}',\n rsSurrPair = '[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]',\n rsUpper = '[' + rsUpperRange + ']',\n rsZWJ = '\\\\u200d';\n\n /** Used to compose unicode regexes. */\n var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',\n rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',\n rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',\n rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',\n reOptMod = rsModifier + '?',\n rsOptVar = '[' + rsVarRange + ']?',\n rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',\n rsOrdLower = '\\\\d*(?:1st|2nd|3rd|(?![123])\\\\dth)(?=\\\\b|[A-Z_])',\n rsOrdUpper = '\\\\d*(?:1ST|2ND|3RD|(?![123])\\\\dTH)(?=\\\\b|[a-z_])',\n rsSeq = rsOptVar + reOptMod + rsOptJoin,\n rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,\n rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';\n\n /** Used to match apostrophes. */\n var reApos = RegExp(rsApos, 'g');\n\n /**\n * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and\n * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).\n */\n var reComboMark = RegExp(rsCombo, 'g');\n\n /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */\n var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');\n\n /** Used to match complex or compound words. */\n var reUnicodeWord = RegExp([\n rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',\n rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')',\n rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower,\n rsUpper + '+' + rsOptContrUpper,\n rsOrdUpper,\n rsOrdLower,\n rsDigits,\n rsEmoji\n ].join('|'), 'g');\n\n /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */\n var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');\n\n /** Used to detect strings that need a more robust regexp to match words. */\n var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;\n\n /** Used to assign default `context` object properties. */\n var contextProps = [\n 'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',\n 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',\n 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',\n 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',\n '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'\n ];\n\n /** Used to make template sourceURLs easier to identify. */\n var templateCounter = -1;\n\n /** Used to identify `toStringTag` values of typed arrays. */\n var typedArrayTags = {};\n typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\n typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\n typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\n typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\n typedArrayTags[uint32Tag] = true;\n typedArrayTags[argsTag] = typedArrayTags[arrayTag] =\n typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\n typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\n typedArrayTags[errorTag] = typedArrayTags[funcTag] =\n typedArrayTags[mapTag] = typedArrayTags[numberTag] =\n typedArrayTags[objectTag] = typedArrayTags[regexpTag] =\n typedArrayTags[setTag] = typedArrayTags[stringTag] =\n typedArrayTags[weakMapTag] = false;\n\n /** Used to identify `toStringTag` values supported by `_.clone`. */\n var cloneableTags = {};\n cloneableTags[argsTag] = cloneableTags[arrayTag] =\n cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =\n cloneableTags[boolTag] = cloneableTags[dateTag] =\n cloneableTags[float32Tag] = cloneableTags[float64Tag] =\n cloneableTags[int8Tag] = cloneableTags[int16Tag] =\n cloneableTags[int32Tag] = cloneableTags[mapTag] =\n cloneableTags[numberTag] = cloneableTags[objectTag] =\n cloneableTags[regexpTag] = cloneableTags[setTag] =\n cloneableTags[stringTag] = cloneableTags[symbolTag] =\n cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =\n cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\n cloneableTags[errorTag] = cloneableTags[funcTag] =\n cloneableTags[weakMapTag] = false;\n\n /** Used to map Latin Unicode letters to basic Latin letters. */\n var deburredLetters = {\n // Latin-1 Supplement block.\n '\\xc0': 'A', '\\xc1': 'A', '\\xc2': 'A', '\\xc3': 'A', '\\xc4': 'A', '\\xc5': 'A',\n '\\xe0': 'a', '\\xe1': 'a', '\\xe2': 'a', '\\xe3': 'a', '\\xe4': 'a', '\\xe5': 'a',\n '\\xc7': 'C', '\\xe7': 'c',\n '\\xd0': 'D', '\\xf0': 'd',\n '\\xc8': 'E', '\\xc9': 'E', '\\xca': 'E', '\\xcb': 'E',\n '\\xe8': 'e', '\\xe9': 'e', '\\xea': 'e', '\\xeb': 'e',\n '\\xcc': 'I', '\\xcd': 'I', '\\xce': 'I', '\\xcf': 'I',\n '\\xec': 'i', '\\xed': 'i', '\\xee': 'i', '\\xef': 'i',\n '\\xd1': 'N', '\\xf1': 'n',\n '\\xd2': 'O', '\\xd3': 'O', '\\xd4': 'O', '\\xd5': 'O', '\\xd6': 'O', '\\xd8': 'O',\n '\\xf2': 'o', '\\xf3': 'o', '\\xf4': 'o', '\\xf5': 'o', '\\xf6': 'o', '\\xf8': 'o',\n '\\xd9': 'U', '\\xda': 'U', '\\xdb': 'U', '\\xdc': 'U',\n '\\xf9': 'u', '\\xfa': 'u', '\\xfb': 'u', '\\xfc': 'u',\n '\\xdd': 'Y', '\\xfd': 'y', '\\xff': 'y',\n '\\xc6': 'Ae', '\\xe6': 'ae',\n '\\xde': 'Th', '\\xfe': 'th',\n '\\xdf': 'ss',\n // Latin Extended-A block.\n '\\u0100': 'A', '\\u0102': 'A', '\\u0104': 'A',\n '\\u0101': 'a', '\\u0103': 'a', '\\u0105': 'a',\n '\\u0106': 'C', '\\u0108': 'C', '\\u010a': 'C', '\\u010c': 'C',\n '\\u0107': 'c', '\\u0109': 'c', '\\u010b': 'c', '\\u010d': 'c',\n '\\u010e': 'D', '\\u0110': 'D', '\\u010f': 'd', '\\u0111': 'd',\n '\\u0112': 'E', '\\u0114': 'E', '\\u0116': 'E', '\\u0118': 'E', '\\u011a': 'E',\n '\\u0113': 'e', '\\u0115': 'e', '\\u0117': 'e', '\\u0119': 'e', '\\u011b': 'e',\n '\\u011c': 'G', '\\u011e': 'G', '\\u0120': 'G', '\\u0122': 'G',\n '\\u011d': 'g', '\\u011f': 'g', '\\u0121': 'g', '\\u0123': 'g',\n '\\u0124': 'H', '\\u0126': 'H', '\\u0125': 'h', '\\u0127': 'h',\n '\\u0128': 'I', '\\u012a': 'I', '\\u012c': 'I', '\\u012e': 'I', '\\u0130': 'I',\n '\\u0129': 'i', '\\u012b': 'i', '\\u012d': 'i', '\\u012f': 'i', '\\u0131': 'i',\n '\\u0134': 'J', '\\u0135': 'j',\n '\\u0136': 'K', '\\u0137': 'k', '\\u0138': 'k',\n '\\u0139': 'L', '\\u013b': 'L', '\\u013d': 'L', '\\u013f': 'L', '\\u0141': 'L',\n '\\u013a': 'l', '\\u013c': 'l', '\\u013e': 'l', '\\u0140': 'l', '\\u0142': 'l',\n '\\u0143': 'N', '\\u0145': 'N', '\\u0147': 'N', '\\u014a': 'N',\n '\\u0144': 'n', '\\u0146': 'n', '\\u0148': 'n', '\\u014b': 'n',\n '\\u014c': 'O', '\\u014e': 'O', '\\u0150': 'O',\n '\\u014d': 'o', '\\u014f': 'o', '\\u0151': 'o',\n '\\u0154': 'R', '\\u0156': 'R', '\\u0158': 'R',\n '\\u0155': 'r', '\\u0157': 'r', '\\u0159': 'r',\n '\\u015a': 'S', '\\u015c': 'S', '\\u015e': 'S', '\\u0160': 'S',\n '\\u015b': 's', '\\u015d': 's', '\\u015f': 's', '\\u0161': 's',\n '\\u0162': 'T', '\\u0164': 'T', '\\u0166': 'T',\n '\\u0163': 't', '\\u0165': 't', '\\u0167': 't',\n '\\u0168': 'U', '\\u016a': 'U', '\\u016c': 'U', '\\u016e': 'U', '\\u0170': 'U', '\\u0172': 'U',\n '\\u0169': 'u', '\\u016b': 'u', '\\u016d': 'u', '\\u016f': 'u', '\\u0171': 'u', '\\u0173': 'u',\n '\\u0174': 'W', '\\u0175': 'w',\n '\\u0176': 'Y', '\\u0177': 'y', '\\u0178': 'Y',\n '\\u0179': 'Z', '\\u017b': 'Z', '\\u017d': 'Z',\n '\\u017a': 'z', '\\u017c': 'z', '\\u017e': 'z',\n '\\u0132': 'IJ', '\\u0133': 'ij',\n '\\u0152': 'Oe', '\\u0153': 'oe',\n '\\u0149': \"'n\", '\\u017f': 's'\n };\n\n /** Used to map characters to HTML entities. */\n var htmlEscapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n };\n\n /** Used to map HTML entities to characters. */\n var htmlUnescapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '"': '\"',\n ''': \"'\"\n };\n\n /** Used to escape characters for inclusion in compiled string literals. */\n var stringEscapes = {\n '\\\\': '\\\\',\n \"'\": \"'\",\n '\\n': 'n',\n '\\r': 'r',\n '\\u2028': 'u2028',\n '\\u2029': 'u2029'\n };\n\n /** Built-in method references without a dependency on `root`. */\n var freeParseFloat = parseFloat,\n freeParseInt = parseInt;\n\n /** Detect free variable `global` from Node.js. */\n var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n /** Detect free variable `self`. */\n var freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n /** Used as a reference to the global object. */\n var root = freeGlobal || freeSelf || Function('return this')();\n\n /** Detect free variable `exports`. */\n var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n /** Detect free variable `module`. */\n var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n /** Detect the popular CommonJS extension `module.exports`. */\n var moduleExports = freeModule && freeModule.exports === freeExports;\n\n /** Detect free variable `process` from Node.js. */\n var freeProcess = moduleExports && freeGlobal.process;\n\n /** Used to access faster Node.js helpers. */\n var nodeUtil = (function() {\n try {\n // Use `util.types` for Node.js 10+.\n var types = freeModule && freeModule.require && freeModule.require('util').types;\n\n if (types) {\n return types;\n }\n\n // Legacy `process.binding('util')` for Node.js < 10.\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n }());\n\n /* Node.js helper references. */\n var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,\n nodeIsDate = nodeUtil && nodeUtil.isDate,\n nodeIsMap = nodeUtil && nodeUtil.isMap,\n nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,\n nodeIsSet = nodeUtil && nodeUtil.isSet,\n nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * A faster alternative to `Function#apply`, this function invokes `func`\n * with the `this` binding of `thisArg` and the arguments of `args`.\n *\n * @private\n * @param {Function} func The function to invoke.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} args The arguments to invoke `func` with.\n * @returns {*} Returns the result of `func`.\n */\n function apply(func, thisArg, args) {\n switch (args.length) {\n case 0: return func.call(thisArg);\n case 1: return func.call(thisArg, args[0]);\n case 2: return func.call(thisArg, args[0], args[1]);\n case 3: return func.call(thisArg, args[0], args[1], args[2]);\n }\n return func.apply(thisArg, args);\n }\n\n /**\n * A specialized version of `baseAggregator` for arrays.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function arrayAggregator(array, setter, iteratee, accumulator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n var value = array[index];\n setter(accumulator, value, iteratee(value), array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.forEachRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEachRight(array, iteratee) {\n var length = array == null ? 0 : array.length;\n\n while (length--) {\n if (iteratee(array[length], length, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.every` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n */\n function arrayEvery(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (!predicate(array[index], index, array)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * A specialized version of `_.filter` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function arrayFilter(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.includes` for arrays without support for\n * specifying an index to search from.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludes(array, value) {\n var length = array == null ? 0 : array.length;\n return !!length && baseIndexOf(array, value, 0) > -1;\n }\n\n /**\n * This function is like `arrayIncludes` except that it accepts a comparator.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludesWith(array, value, comparator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (comparator(value, array[index])) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `_.map` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function arrayMap(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = iteratee(array[index], index, array);\n }\n return result;\n }\n\n /**\n * Appends the elements of `values` to `array`.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to append.\n * @returns {Array} Returns `array`.\n */\n function arrayPush(array, values) {\n var index = -1,\n length = values.length,\n offset = array.length;\n\n while (++index < length) {\n array[offset + index] = values[index];\n }\n return array;\n }\n\n /**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.reduceRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the last element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduceRight(array, iteratee, accumulator, initAccum) {\n var length = array == null ? 0 : array.length;\n if (initAccum && length) {\n accumulator = array[--length];\n }\n while (length--) {\n accumulator = iteratee(accumulator, array[length], length, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.some` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function arraySome(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (predicate(array[index], index, array)) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * Gets the size of an ASCII `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n var asciiSize = baseProperty('length');\n\n /**\n * Converts an ASCII `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function asciiToArray(string) {\n return string.split('');\n }\n\n /**\n * Splits an ASCII `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function asciiWords(string) {\n return string.match(reAsciiWord) || [];\n }\n\n /**\n * The base implementation of methods like `_.findKey` and `_.findLastKey`,\n * without support for iteratee shorthands, which iterates over `collection`\n * using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the found element or its key, else `undefined`.\n */\n function baseFindKey(collection, predicate, eachFunc) {\n var result;\n eachFunc(collection, function(value, key, collection) {\n if (predicate(value, key, collection)) {\n result = key;\n return false;\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.findIndex` and `_.findLastIndex` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {number} fromIndex The index to search from.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseFindIndex(array, predicate, fromIndex, fromRight) {\n var length = array.length,\n index = fromIndex + (fromRight ? 1 : -1);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (predicate(array[index], index, array)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.indexOf` without `fromIndex` bounds checks.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOf(array, value, fromIndex) {\n return value === value\n ? strictIndexOf(array, value, fromIndex)\n : baseFindIndex(array, baseIsNaN, fromIndex);\n }\n\n /**\n * This function is like `baseIndexOf` except that it accepts a comparator.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOfWith(array, value, fromIndex, comparator) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (comparator(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.isNaN` without support for number objects.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n */\n function baseIsNaN(value) {\n return value !== value;\n }\n\n /**\n * The base implementation of `_.mean` and `_.meanBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the mean.\n */\n function baseMean(array, iteratee) {\n var length = array == null ? 0 : array.length;\n return length ? (baseSum(array, iteratee) / length) : NAN;\n }\n\n /**\n * The base implementation of `_.property` without support for deep paths.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function baseProperty(key) {\n return function(object) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.propertyOf` without support for deep paths.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyOf(object) {\n return function(key) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.reduce` and `_.reduceRight`, without support\n * for iteratee shorthands, which iterates over `collection` using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} accumulator The initial value.\n * @param {boolean} initAccum Specify using the first or last element of\n * `collection` as the initial value.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the accumulated value.\n */\n function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {\n eachFunc(collection, function(value, index, collection) {\n accumulator = initAccum\n ? (initAccum = false, value)\n : iteratee(accumulator, value, index, collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.sortBy` which uses `comparer` to define the\n * sort order of `array` and replaces criteria objects with their corresponding\n * values.\n *\n * @private\n * @param {Array} array The array to sort.\n * @param {Function} comparer The function to define sort order.\n * @returns {Array} Returns `array`.\n */\n function baseSortBy(array, comparer) {\n var length = array.length;\n\n array.sort(comparer);\n while (length--) {\n array[length] = array[length].value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.sum` and `_.sumBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the sum.\n */\n function baseSum(array, iteratee) {\n var result,\n index = -1,\n length = array.length;\n\n while (++index < length) {\n var current = iteratee(array[index]);\n if (current !== undefined) {\n result = result === undefined ? current : (result + current);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\n function baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array\n * of key-value pairs for `object` corresponding to the property names of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the key-value pairs.\n */\n function baseToPairs(object, props) {\n return arrayMap(props, function(key) {\n return [key, object[key]];\n });\n }\n\n /**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\n function baseUnary(func) {\n return function(value) {\n return func(value);\n };\n }\n\n /**\n * The base implementation of `_.values` and `_.valuesIn` which creates an\n * array of `object` property values corresponding to the property names\n * of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the array of property values.\n */\n function baseValues(object, props) {\n return arrayMap(props, function(key) {\n return object[key];\n });\n }\n\n /**\n * Checks if a `cache` value for `key` exists.\n *\n * @private\n * @param {Object} cache The cache to query.\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function cacheHas(cache, key) {\n return cache.has(key);\n }\n\n /**\n * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the first unmatched string symbol.\n */\n function charsStartIndex(strSymbols, chrSymbols) {\n var index = -1,\n length = strSymbols.length;\n\n while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the last unmatched string symbol.\n */\n function charsEndIndex(strSymbols, chrSymbols) {\n var index = strSymbols.length;\n\n while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Gets the number of `placeholder` occurrences in `array`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} placeholder The placeholder to search for.\n * @returns {number} Returns the placeholder count.\n */\n function countHolders(array, placeholder) {\n var length = array.length,\n result = 0;\n\n while (length--) {\n if (array[length] === placeholder) {\n ++result;\n }\n }\n return result;\n }\n\n /**\n * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A\n * letters to basic Latin letters.\n *\n * @private\n * @param {string} letter The matched letter to deburr.\n * @returns {string} Returns the deburred letter.\n */\n var deburrLetter = basePropertyOf(deburredLetters);\n\n /**\n * Used by `_.escape` to convert characters to HTML entities.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n var escapeHtmlChar = basePropertyOf(htmlEscapes);\n\n /**\n * Used by `_.template` to escape characters for inclusion in compiled string literals.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n function escapeStringChar(chr) {\n return '\\\\' + stringEscapes[chr];\n }\n\n /**\n * Gets the value at `key` of `object`.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function getValue(object, key) {\n return object == null ? undefined : object[key];\n }\n\n /**\n * Checks if `string` contains Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a symbol is found, else `false`.\n */\n function hasUnicode(string) {\n return reHasUnicode.test(string);\n }\n\n /**\n * Checks if `string` contains a word composed of Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a word is found, else `false`.\n */\n function hasUnicodeWord(string) {\n return reHasUnicodeWord.test(string);\n }\n\n /**\n * Converts `iterator` to an array.\n *\n * @private\n * @param {Object} iterator The iterator to convert.\n * @returns {Array} Returns the converted array.\n */\n function iteratorToArray(iterator) {\n var data,\n result = [];\n\n while (!(data = iterator.next()).done) {\n result.push(data.value);\n }\n return result;\n }\n\n /**\n * Converts `map` to its key-value pairs.\n *\n * @private\n * @param {Object} map The map to convert.\n * @returns {Array} Returns the key-value pairs.\n */\n function mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n\n map.forEach(function(value, key) {\n result[++index] = [key, value];\n });\n return result;\n }\n\n /**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function(arg) {\n return func(transform(arg));\n };\n }\n\n /**\n * Replaces all `placeholder` elements in `array` with an internal placeholder\n * and returns an array of their indexes.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {*} placeholder The placeholder to replace.\n * @returns {Array} Returns the new array of placeholder indexes.\n */\n function replaceHolders(array, placeholder) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value === placeholder || value === PLACEHOLDER) {\n array[index] = PLACEHOLDER;\n result[resIndex++] = index;\n }\n }\n return result;\n }\n\n /**\n * Converts `set` to an array of its values.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the values.\n */\n function setToArray(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = value;\n });\n return result;\n }\n\n /**\n * Converts `set` to its value-value pairs.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the value-value pairs.\n */\n function setToPairs(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = [value, value];\n });\n return result;\n }\n\n /**\n * A specialized version of `_.indexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictIndexOf(array, value, fromIndex) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (array[index] === value) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * A specialized version of `_.lastIndexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictLastIndexOf(array, value, fromIndex) {\n var index = fromIndex + 1;\n while (index--) {\n if (array[index] === value) {\n return index;\n }\n }\n return index;\n }\n\n /**\n * Gets the number of symbols in `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the string size.\n */\n function stringSize(string) {\n return hasUnicode(string)\n ? unicodeSize(string)\n : asciiSize(string);\n }\n\n /**\n * Converts `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function stringToArray(string) {\n return hasUnicode(string)\n ? unicodeToArray(string)\n : asciiToArray(string);\n }\n\n /**\n * Used by `_.unescape` to convert HTML entities to characters.\n *\n * @private\n * @param {string} chr The matched character to unescape.\n * @returns {string} Returns the unescaped character.\n */\n var unescapeHtmlChar = basePropertyOf(htmlUnescapes);\n\n /**\n * Gets the size of a Unicode `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n function unicodeSize(string) {\n var result = reUnicode.lastIndex = 0;\n while (reUnicode.test(string)) {\n ++result;\n }\n return result;\n }\n\n /**\n * Converts a Unicode `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function unicodeToArray(string) {\n return string.match(reUnicode) || [];\n }\n\n /**\n * Splits a Unicode `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function unicodeWords(string) {\n return string.match(reUnicodeWord) || [];\n }\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Create a new pristine `lodash` function using the `context` object.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Util\n * @param {Object} [context=root] The context object.\n * @returns {Function} Returns a new `lodash` function.\n * @example\n *\n * _.mixin({ 'foo': _.constant('foo') });\n *\n * var lodash = _.runInContext();\n * lodash.mixin({ 'bar': lodash.constant('bar') });\n *\n * _.isFunction(_.foo);\n * // => true\n * _.isFunction(_.bar);\n * // => false\n *\n * lodash.isFunction(lodash.foo);\n * // => false\n * lodash.isFunction(lodash.bar);\n * // => true\n *\n * // Create a suped-up `defer` in Node.js.\n * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;\n */\n var runInContext = (function runInContext(context) {\n context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));\n\n /** Built-in constructor references. */\n var Array = context.Array,\n Date = context.Date,\n Error = context.Error,\n Function = context.Function,\n Math = context.Math,\n Object = context.Object,\n RegExp = context.RegExp,\n String = context.String,\n TypeError = context.TypeError;\n\n /** Used for built-in method references. */\n var arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n\n /** Used to detect overreaching core-js shims. */\n var coreJsData = context['__core-js_shared__'];\n\n /** Used to resolve the decompiled source of functions. */\n var funcToString = funcProto.toString;\n\n /** Used to check objects for own properties. */\n var hasOwnProperty = objectProto.hasOwnProperty;\n\n /** Used to generate unique IDs. */\n var idCounter = 0;\n\n /** Used to detect methods masquerading as native. */\n var maskSrcKey = (function() {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? ('Symbol(src)_1.' + uid) : '';\n }());\n\n /**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\n var nativeObjectToString = objectProto.toString;\n\n /** Used to infer the `Object` constructor. */\n var objectCtorString = funcToString.call(Object);\n\n /** Used to restore the original `_` reference in `_.noConflict`. */\n var oldDash = root._;\n\n /** Used to detect if a method is native. */\n var reIsNative = RegExp('^' +\n funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&')\n .replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$'\n );\n\n /** Built-in value references. */\n var Buffer = moduleExports ? context.Buffer : undefined,\n Symbol = context.Symbol,\n Uint8Array = context.Uint8Array,\n allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice,\n spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined,\n symIterator = Symbol ? Symbol.iterator : undefined,\n symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n var defineProperty = (function() {\n try {\n var func = getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n }());\n\n /** Mocked built-ins. */\n var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,\n ctxNow = Date && Date.now !== root.Date.now && Date.now,\n ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;\n\n /* Built-in method references for those with the same name as other `lodash` methods. */\n var nativeCeil = Math.ceil,\n nativeFloor = Math.floor,\n nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeIsFinite = context.isFinite,\n nativeJoin = arrayProto.join,\n nativeKeys = overArg(Object.keys, Object),\n nativeMax = Math.max,\n nativeMin = Math.min,\n nativeNow = Date.now,\n nativeParseInt = context.parseInt,\n nativeRandom = Math.random,\n nativeReverse = arrayProto.reverse;\n\n /* Built-in method references that are verified to be native. */\n var DataView = getNative(context, 'DataView'),\n Map = getNative(context, 'Map'),\n Promise = getNative(context, 'Promise'),\n Set = getNative(context, 'Set'),\n WeakMap = getNative(context, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n\n /** Used to store function metadata. */\n var metaMap = WeakMap && new WeakMap;\n\n /** Used to lookup unminified function names. */\n var realNames = {};\n\n /** Used to detect maps, sets, and weakmaps. */\n var dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n\n /** Used to convert symbols to primitives and strings. */\n var symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined,\n symbolToString = symbolProto ? symbolProto.toString : undefined;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` object which wraps `value` to enable implicit method\n * chain sequences. Methods that operate on and return arrays, collections,\n * and functions can be chained together. Methods that retrieve a single value\n * or may return a primitive value will automatically end the chain sequence\n * and return the unwrapped value. Otherwise, the value must be unwrapped\n * with `_#value`.\n *\n * Explicit chain sequences, which must be unwrapped with `_#value`, may be\n * enabled using `_.chain`.\n *\n * The execution of chained methods is lazy, that is, it's deferred until\n * `_#value` is implicitly or explicitly called.\n *\n * Lazy evaluation allows several methods to support shortcut fusion.\n * Shortcut fusion is an optimization to merge iteratee calls; this avoids\n * the creation of intermediate arrays and can greatly reduce the number of\n * iteratee executions. Sections of a chain sequence qualify for shortcut\n * fusion if the section is applied to an array and iteratees accept only\n * one argument. The heuristic for whether a section qualifies for shortcut\n * fusion is subject to change.\n *\n * Chaining is supported in custom builds as long as the `_#value` method is\n * directly or indirectly included in the build.\n *\n * In addition to lodash methods, wrappers have `Array` and `String` methods.\n *\n * The wrapper `Array` methods are:\n * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`\n *\n * The wrapper `String` methods are:\n * `replace` and `split`\n *\n * The wrapper methods that support shortcut fusion are:\n * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,\n * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,\n * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`\n *\n * The chainable wrapper methods are:\n * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,\n * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,\n * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,\n * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,\n * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,\n * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,\n * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,\n * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,\n * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,\n * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,\n * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,\n * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,\n * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,\n * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,\n * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,\n * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,\n * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,\n * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,\n * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,\n * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,\n * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,\n * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,\n * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,\n * `zipObject`, `zipObjectDeep`, and `zipWith`\n *\n * The wrapper methods that are **not** chainable by default are:\n * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,\n * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,\n * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,\n * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,\n * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,\n * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,\n * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,\n * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,\n * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,\n * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,\n * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,\n * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,\n * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,\n * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,\n * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,\n * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,\n * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,\n * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,\n * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,\n * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,\n * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,\n * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,\n * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,\n * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,\n * `upperFirst`, `value`, and `words`\n *\n * @name _\n * @constructor\n * @category Seq\n * @param {*} value The value to wrap in a `lodash` instance.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2, 3]);\n *\n * // Returns an unwrapped value.\n * wrapped.reduce(_.add);\n * // => 6\n *\n * // Returns a wrapped value.\n * var squares = wrapped.map(square);\n *\n * _.isArray(squares);\n * // => false\n *\n * _.isArray(squares.value());\n * // => true\n */\n function lodash(value) {\n if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {\n if (value instanceof LodashWrapper) {\n return value;\n }\n if (hasOwnProperty.call(value, '__wrapped__')) {\n return wrapperClone(value);\n }\n }\n return new LodashWrapper(value);\n }\n\n /**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} proto The object to inherit from.\n * @returns {Object} Returns the new object.\n */\n var baseCreate = (function() {\n function object() {}\n return function(proto) {\n if (!isObject(proto)) {\n return {};\n }\n if (objectCreate) {\n return objectCreate(proto);\n }\n object.prototype = proto;\n var result = new object;\n object.prototype = undefined;\n return result;\n };\n }());\n\n /**\n * The function whose prototype chain sequence wrappers inherit from.\n *\n * @private\n */\n function baseLodash() {\n // No operation performed.\n }\n\n /**\n * The base constructor for creating `lodash` wrapper objects.\n *\n * @private\n * @param {*} value The value to wrap.\n * @param {boolean} [chainAll] Enable explicit method chain sequences.\n */\n function LodashWrapper(value, chainAll) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__chain__ = !!chainAll;\n this.__index__ = 0;\n this.__values__ = undefined;\n }\n\n /**\n * By default, the template delimiters used by lodash are like those in\n * embedded Ruby (ERB) as well as ES2015 template strings. Change the\n * following template settings to use alternative delimiters.\n *\n * @static\n * @memberOf _\n * @type {Object}\n */\n lodash.templateSettings = {\n\n /**\n * Used to detect `data` property values to be HTML-escaped.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'escape': reEscape,\n\n /**\n * Used to detect code to be evaluated.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'evaluate': reEvaluate,\n\n /**\n * Used to detect `data` property values to inject.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'interpolate': reInterpolate,\n\n /**\n * Used to reference the data object in the template text.\n *\n * @memberOf _.templateSettings\n * @type {string}\n */\n 'variable': '',\n\n /**\n * Used to import variables into the compiled template.\n *\n * @memberOf _.templateSettings\n * @type {Object}\n */\n 'imports': {\n\n /**\n * A reference to the `lodash` function.\n *\n * @memberOf _.templateSettings.imports\n * @type {Function}\n */\n '_': lodash\n }\n };\n\n // Ensure wrappers are instances of `baseLodash`.\n lodash.prototype = baseLodash.prototype;\n lodash.prototype.constructor = lodash;\n\n LodashWrapper.prototype = baseCreate(baseLodash.prototype);\n LodashWrapper.prototype.constructor = LodashWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.\n *\n * @private\n * @constructor\n * @param {*} value The value to wrap.\n */\n function LazyWrapper(value) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__dir__ = 1;\n this.__filtered__ = false;\n this.__iteratees__ = [];\n this.__takeCount__ = MAX_ARRAY_LENGTH;\n this.__views__ = [];\n }\n\n /**\n * Creates a clone of the lazy wrapper object.\n *\n * @private\n * @name clone\n * @memberOf LazyWrapper\n * @returns {Object} Returns the cloned `LazyWrapper` object.\n */\n function lazyClone() {\n var result = new LazyWrapper(this.__wrapped__);\n result.__actions__ = copyArray(this.__actions__);\n result.__dir__ = this.__dir__;\n result.__filtered__ = this.__filtered__;\n result.__iteratees__ = copyArray(this.__iteratees__);\n result.__takeCount__ = this.__takeCount__;\n result.__views__ = copyArray(this.__views__);\n return result;\n }\n\n /**\n * Reverses the direction of lazy iteration.\n *\n * @private\n * @name reverse\n * @memberOf LazyWrapper\n * @returns {Object} Returns the new reversed `LazyWrapper` object.\n */\n function lazyReverse() {\n if (this.__filtered__) {\n var result = new LazyWrapper(this);\n result.__dir__ = -1;\n result.__filtered__ = true;\n } else {\n result = this.clone();\n result.__dir__ *= -1;\n }\n return result;\n }\n\n /**\n * Extracts the unwrapped value from its lazy wrapper.\n *\n * @private\n * @name value\n * @memberOf LazyWrapper\n * @returns {*} Returns the unwrapped value.\n */\n function lazyValue() {\n var array = this.__wrapped__.value(),\n dir = this.__dir__,\n isArr = isArray(array),\n isRight = dir < 0,\n arrLength = isArr ? array.length : 0,\n view = getView(0, arrLength, this.__views__),\n start = view.start,\n end = view.end,\n length = end - start,\n index = isRight ? end : (start - 1),\n iteratees = this.__iteratees__,\n iterLength = iteratees.length,\n resIndex = 0,\n takeCount = nativeMin(length, this.__takeCount__);\n\n if (!isArr || (!isRight && arrLength == length && takeCount == length)) {\n return baseWrapperValue(array, this.__actions__);\n }\n var result = [];\n\n outer:\n while (length-- && resIndex < takeCount) {\n index += dir;\n\n var iterIndex = -1,\n value = array[index];\n\n while (++iterIndex < iterLength) {\n var data = iteratees[iterIndex],\n iteratee = data.iteratee,\n type = data.type,\n computed = iteratee(value);\n\n if (type == LAZY_MAP_FLAG) {\n value = computed;\n } else if (!computed) {\n if (type == LAZY_FILTER_FLAG) {\n continue outer;\n } else {\n break outer;\n }\n }\n }\n result[resIndex++] = value;\n }\n return result;\n }\n\n // Ensure `LazyWrapper` is an instance of `baseLodash`.\n LazyWrapper.prototype = baseCreate(baseLodash.prototype);\n LazyWrapper.prototype.constructor = LazyWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Hash(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n function hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the hash.\n *\n * @private\n * @name delete\n * @memberOf Hash\n * @param {Object} hash The hash to modify.\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function hashDelete(key) {\n var result = this.has(key) && delete this.__data__[key];\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the hash value for `key`.\n *\n * @private\n * @name get\n * @memberOf Hash\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function hashGet(key) {\n var data = this.__data__;\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\n }\n\n /**\n * Checks if a hash value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Hash\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);\n }\n\n /**\n * Sets the hash `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Hash\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the hash instance.\n */\n function hashSet(key, value) {\n var data = this.__data__;\n this.size += this.has(key) ? 0 : 1;\n data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;\n return this;\n }\n\n // Add methods to `Hash`.\n Hash.prototype.clear = hashClear;\n Hash.prototype['delete'] = hashDelete;\n Hash.prototype.get = hashGet;\n Hash.prototype.has = hashHas;\n Hash.prototype.set = hashSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function ListCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n function listCacheClear() {\n this.__data__ = [];\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the list cache.\n *\n * @private\n * @name delete\n * @memberOf ListCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n var lastIndex = data.length - 1;\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n --this.size;\n return true;\n }\n\n /**\n * Gets the list cache value for `key`.\n *\n * @private\n * @name get\n * @memberOf ListCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n return index < 0 ? undefined : data[index][1];\n }\n\n /**\n * Checks if a list cache value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf ListCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\n }\n\n /**\n * Sets the list cache `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf ListCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the list cache instance.\n */\n function listCacheSet(key, value) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n ++this.size;\n data.push([key, value]);\n } else {\n data[index][1] = value;\n }\n return this;\n }\n\n // Add methods to `ListCache`.\n ListCache.prototype.clear = listCacheClear;\n ListCache.prototype['delete'] = listCacheDelete;\n ListCache.prototype.get = listCacheGet;\n ListCache.prototype.has = listCacheHas;\n ListCache.prototype.set = listCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a map cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function MapCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n function mapCacheClear() {\n this.size = 0;\n this.__data__ = {\n 'hash': new Hash,\n 'map': new (Map || ListCache),\n 'string': new Hash\n };\n }\n\n /**\n * Removes `key` and its value from the map.\n *\n * @private\n * @name delete\n * @memberOf MapCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function mapCacheDelete(key) {\n var result = getMapData(this, key)['delete'](key);\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the map value for `key`.\n *\n * @private\n * @name get\n * @memberOf MapCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function mapCacheGet(key) {\n return getMapData(this, key).get(key);\n }\n\n /**\n * Checks if a map value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf MapCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function mapCacheHas(key) {\n return getMapData(this, key).has(key);\n }\n\n /**\n * Sets the map `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf MapCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the map cache instance.\n */\n function mapCacheSet(key, value) {\n var data = getMapData(this, key),\n size = data.size;\n\n data.set(key, value);\n this.size += data.size == size ? 0 : 1;\n return this;\n }\n\n // Add methods to `MapCache`.\n MapCache.prototype.clear = mapCacheClear;\n MapCache.prototype['delete'] = mapCacheDelete;\n MapCache.prototype.get = mapCacheGet;\n MapCache.prototype.has = mapCacheHas;\n MapCache.prototype.set = mapCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n *\n * Creates an array cache object to store unique values.\n *\n * @private\n * @constructor\n * @param {Array} [values] The values to cache.\n */\n function SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n\n this.__data__ = new MapCache;\n while (++index < length) {\n this.add(values[index]);\n }\n }\n\n /**\n * Adds `value` to the array cache.\n *\n * @private\n * @name add\n * @memberOf SetCache\n * @alias push\n * @param {*} value The value to cache.\n * @returns {Object} Returns the cache instance.\n */\n function setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED);\n return this;\n }\n\n /**\n * Checks if `value` is in the array cache.\n *\n * @private\n * @name has\n * @memberOf SetCache\n * @param {*} value The value to search for.\n * @returns {number} Returns `true` if `value` is found, else `false`.\n */\n function setCacheHas(value) {\n return this.__data__.has(value);\n }\n\n // Add methods to `SetCache`.\n SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;\n SetCache.prototype.has = setCacheHas;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a stack cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Stack(entries) {\n var data = this.__data__ = new ListCache(entries);\n this.size = data.size;\n }\n\n /**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n function stackClear() {\n this.__data__ = new ListCache;\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the stack.\n *\n * @private\n * @name delete\n * @memberOf Stack\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function stackDelete(key) {\n var data = this.__data__,\n result = data['delete'](key);\n\n this.size = data.size;\n return result;\n }\n\n /**\n * Gets the stack value for `key`.\n *\n * @private\n * @name get\n * @memberOf Stack\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function stackGet(key) {\n return this.__data__.get(key);\n }\n\n /**\n * Checks if a stack value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Stack\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function stackHas(key) {\n return this.__data__.has(key);\n }\n\n /**\n * Sets the stack `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Stack\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the stack cache instance.\n */\n function stackSet(key, value) {\n var data = this.__data__;\n if (data instanceof ListCache) {\n var pairs = data.__data__;\n if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {\n pairs.push([key, value]);\n this.size = ++data.size;\n return this;\n }\n data = this.__data__ = new MapCache(pairs);\n }\n data.set(key, value);\n this.size = data.size;\n return this;\n }\n\n // Add methods to `Stack`.\n Stack.prototype.clear = stackClear;\n Stack.prototype['delete'] = stackDelete;\n Stack.prototype.get = stackGet;\n Stack.prototype.has = stackHas;\n Stack.prototype.set = stackSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\n function arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) &&\n !(skipIndexes && (\n // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' ||\n // Node.js 0.10 has enumerable non-index properties on buffers.\n (isBuff && (key == 'offset' || key == 'parent')) ||\n // PhantomJS 2 has enumerable non-index properties on typed arrays.\n (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n // Skip index properties.\n isIndex(key, length)\n ))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.sample` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @returns {*} Returns the random element.\n */\n function arraySample(array) {\n var length = array.length;\n return length ? array[baseRandom(0, length - 1)] : undefined;\n }\n\n /**\n * A specialized version of `_.sampleSize` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function arraySampleSize(array, n) {\n return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));\n }\n\n /**\n * A specialized version of `_.shuffle` for arrays.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function arrayShuffle(array) {\n return shuffleSelf(copyArray(array));\n }\n\n /**\n * This function is like `assignValue` except that it doesn't assign\n * `undefined` values.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignMergeValue(object, key, value) {\n if ((value !== undefined && !eq(object[key], value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Assigns `value` to `key` of `object` if the existing value is not equivalent\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignValue(object, key, value) {\n var objValue = object[key];\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Gets the index at which the `key` is found in `array` of key-value pairs.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} key The key to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function assocIndexOf(array, key) {\n var length = array.length;\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n return -1;\n }\n\n /**\n * Aggregates elements of `collection` on `accumulator` with keys transformed\n * by `iteratee` and values set by `setter`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseAggregator(collection, setter, iteratee, accumulator) {\n baseEach(collection, function(value, key, collection) {\n setter(accumulator, value, iteratee(value), collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n }\n\n /**\n * The base implementation of `_.assignIn` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssignIn(object, source) {\n return object && copyObject(source, keysIn(source), object);\n }\n\n /**\n * The base implementation of `assignValue` and `assignMergeValue` without\n * value checks.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function baseAssignValue(object, key, value) {\n if (key == '__proto__' && defineProperty) {\n defineProperty(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n }\n\n /**\n * The base implementation of `_.at` without support for individual paths.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {string[]} paths The property paths to pick.\n * @returns {Array} Returns the picked elements.\n */\n function baseAt(object, paths) {\n var index = -1,\n length = paths.length,\n result = Array(length),\n skip = object == null;\n\n while (++index < length) {\n result[index] = skip ? undefined : get(object, paths[index]);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.clamp` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n */\n function baseClamp(number, lower, upper) {\n if (number === number) {\n if (upper !== undefined) {\n number = number <= upper ? number : upper;\n }\n if (lower !== undefined) {\n number = number >= lower ? number : lower;\n }\n }\n return number;\n }\n\n /**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Deep clone\n * 2 - Flatten inherited properties\n * 4 - Clone symbols\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n function baseClone(value, bitmask, customizer, key, object, stack) {\n var result,\n isDeep = bitmask & CLONE_DEEP_FLAG,\n isFlat = bitmask & CLONE_FLAT_FLAG,\n isFull = bitmask & CLONE_SYMBOLS_FLAG;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n if (result !== undefined) {\n return result;\n }\n if (!isObject(value)) {\n return value;\n }\n var isArr = isArray(value);\n if (isArr) {\n result = initCloneArray(value);\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n if (tag == objectTag || tag == argsTag || (isFunc && !object)) {\n result = (isFlat || isFunc) ? {} : initCloneObject(value);\n if (!isDeep) {\n return isFlat\n ? copySymbolsIn(value, baseAssignIn(result, value))\n : copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n result = initCloneByTag(value, tag, isDeep);\n }\n }\n // Check for circular references and return its corresponding clone.\n stack || (stack = new Stack);\n var stacked = stack.get(value);\n if (stacked) {\n return stacked;\n }\n stack.set(value, result);\n\n if (isSet(value)) {\n value.forEach(function(subValue) {\n result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));\n });\n } else if (isMap(value)) {\n value.forEach(function(subValue, key) {\n result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n }\n\n var keysFunc = isFull\n ? (isFlat ? getAllKeysIn : getAllKeys)\n : (isFlat ? keysIn : keys);\n\n var props = isArr ? undefined : keysFunc(value);\n arrayEach(props || value, function(subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n }\n // Recursively populate clone (susceptible to call stack limits).\n assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n return result;\n }\n\n /**\n * The base implementation of `_.conforms` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n */\n function baseConforms(source) {\n var props = keys(source);\n return function(object) {\n return baseConformsTo(object, source, props);\n };\n }\n\n /**\n * The base implementation of `_.conformsTo` which accepts `props` to check.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n */\n function baseConformsTo(object, source, props) {\n var length = props.length;\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (length--) {\n var key = props[length],\n predicate = source[key],\n value = object[key];\n\n if ((value === undefined && !(key in object)) || !predicate(value)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.delay` and `_.defer` which accepts `args`\n * to provide to `func`.\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {Array} args The arguments to provide to `func`.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n function baseDelay(func, wait, args) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return setTimeout(function() { func.apply(undefined, args); }, wait);\n }\n\n /**\n * The base implementation of methods like `_.difference` without support\n * for excluding multiple arrays or iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Array} values The values to exclude.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n */\n function baseDifference(array, values, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n isCommon = true,\n length = array.length,\n result = [],\n valuesLength = values.length;\n\n if (!length) {\n return result;\n }\n if (iteratee) {\n values = arrayMap(values, baseUnary(iteratee));\n }\n if (comparator) {\n includes = arrayIncludesWith;\n isCommon = false;\n }\n else if (values.length >= LARGE_ARRAY_SIZE) {\n includes = cacheHas;\n isCommon = false;\n values = new SetCache(values);\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee == null ? value : iteratee(value);\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var valuesIndex = valuesLength;\n while (valuesIndex--) {\n if (values[valuesIndex] === computed) {\n continue outer;\n }\n }\n result.push(value);\n }\n else if (!includes(values, computed, comparator)) {\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.forEach` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEach = createBaseEach(baseForOwn);\n\n /**\n * The base implementation of `_.forEachRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEachRight = createBaseEach(baseForOwnRight, true);\n\n /**\n * The base implementation of `_.every` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`\n */\n function baseEvery(collection, predicate) {\n var result = true;\n baseEach(collection, function(value, index, collection) {\n result = !!predicate(value, index, collection);\n return result;\n });\n return result;\n }\n\n /**\n * The base implementation of methods like `_.max` and `_.min` which accepts a\n * `comparator` to determine the extremum value.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The iteratee invoked per iteration.\n * @param {Function} comparator The comparator used to compare values.\n * @returns {*} Returns the extremum value.\n */\n function baseExtremum(array, iteratee, comparator) {\n var index = -1,\n length = array.length;\n\n while (++index < length) {\n var value = array[index],\n current = iteratee(value);\n\n if (current != null && (computed === undefined\n ? (current === current && !isSymbol(current))\n : comparator(current, computed)\n )) {\n var computed = current,\n result = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.fill` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n */\n function baseFill(array, value, start, end) {\n var length = array.length;\n\n start = toInteger(start);\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = (end === undefined || end > length) ? length : toInteger(end);\n if (end < 0) {\n end += length;\n }\n end = start > end ? 0 : toLength(end);\n while (start < end) {\n array[start++] = value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.filter` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function baseFilter(collection, predicate) {\n var result = [];\n baseEach(collection, function(value, index, collection) {\n if (predicate(value, index, collection)) {\n result.push(value);\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.flatten` with support for restricting flattening.\n *\n * @private\n * @param {Array} array The array to flatten.\n * @param {number} depth The maximum recursion depth.\n * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.\n * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.\n * @param {Array} [result=[]] The initial result value.\n * @returns {Array} Returns the new flattened array.\n */\n function baseFlatten(array, depth, predicate, isStrict, result) {\n var index = -1,\n length = array.length;\n\n predicate || (predicate = isFlattenable);\n result || (result = []);\n\n while (++index < length) {\n var value = array[index];\n if (depth > 0 && predicate(value)) {\n if (depth > 1) {\n // Recursively flatten arrays (susceptible to call stack limits).\n baseFlatten(value, depth - 1, predicate, isStrict, result);\n } else {\n arrayPush(result, value);\n }\n } else if (!isStrict) {\n result[result.length] = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseFor = createBaseFor();\n\n /**\n * This function is like `baseFor` except that it iterates over properties\n * in the opposite order.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseForRight = createBaseFor(true);\n\n /**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwn(object, iteratee) {\n return object && baseFor(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.forOwnRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwnRight(object, iteratee) {\n return object && baseForRight(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.functions` which creates an array of\n * `object` function property names filtered from `props`.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Array} props The property names to filter.\n * @returns {Array} Returns the function names.\n */\n function baseFunctions(object, props) {\n return arrayFilter(props, function(key) {\n return isFunction(object[key]);\n });\n }\n\n /**\n * The base implementation of `_.get` without support for default values.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @returns {*} Returns the resolved value.\n */\n function baseGet(object, path) {\n path = castPath(path, object);\n\n var index = 0,\n length = path.length;\n\n while (object != null && index < length) {\n object = object[toKey(path[index++])];\n }\n return (index && index == length) ? object : undefined;\n }\n\n /**\n * The base implementation of `getAllKeys` and `getAllKeysIn` which uses\n * `keysFunc` and `symbolsFunc` to get the enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @param {Function} symbolsFunc The function to get the symbols of `object`.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\n }\n\n /**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n function baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n return (symToStringTag && symToStringTag in Object(value))\n ? getRawTag(value)\n : objectToString(value);\n }\n\n /**\n * The base implementation of `_.gt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n */\n function baseGt(value, other) {\n return value > other;\n }\n\n /**\n * The base implementation of `_.has` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHas(object, key) {\n return object != null && hasOwnProperty.call(object, key);\n }\n\n /**\n * The base implementation of `_.hasIn` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHasIn(object, key) {\n return object != null && key in Object(object);\n }\n\n /**\n * The base implementation of `_.inRange` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to check.\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n */\n function baseInRange(number, start, end) {\n return number >= nativeMin(start, end) && number < nativeMax(start, end);\n }\n\n /**\n * The base implementation of methods like `_.intersection`, without support\n * for iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of shared values.\n */\n function baseIntersection(arrays, iteratee, comparator) {\n var includes = comparator ? arrayIncludesWith : arrayIncludes,\n length = arrays[0].length,\n othLength = arrays.length,\n othIndex = othLength,\n caches = Array(othLength),\n maxLength = Infinity,\n result = [];\n\n while (othIndex--) {\n var array = arrays[othIndex];\n if (othIndex && iteratee) {\n array = arrayMap(array, baseUnary(iteratee));\n }\n maxLength = nativeMin(array.length, maxLength);\n caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120))\n ? new SetCache(othIndex && array)\n : undefined;\n }\n array = arrays[0];\n\n var index = -1,\n seen = caches[0];\n\n outer:\n while (++index < length && result.length < maxLength) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (!(seen\n ? cacheHas(seen, computed)\n : includes(result, computed, comparator)\n )) {\n othIndex = othLength;\n while (--othIndex) {\n var cache = caches[othIndex];\n if (!(cache\n ? cacheHas(cache, computed)\n : includes(arrays[othIndex], computed, comparator))\n ) {\n continue outer;\n }\n }\n if (seen) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.invert` and `_.invertBy` which inverts\n * `object` with values transformed by `iteratee` and set by `setter`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform values.\n * @param {Object} accumulator The initial inverted object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseInverter(object, setter, iteratee, accumulator) {\n baseForOwn(object, function(value, key, object) {\n setter(accumulator, iteratee(value), key, object);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.invoke` without support for individual\n * method arguments.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {Array} args The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n */\n function baseInvoke(object, path, args) {\n path = castPath(path, object);\n object = parent(object, path);\n var func = object == null ? object : object[toKey(last(path))];\n return func == null ? undefined : apply(func, object, args);\n }\n\n /**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\n function baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n }\n\n /**\n * The base implementation of `_.isArrayBuffer` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n */\n function baseIsArrayBuffer(value) {\n return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;\n }\n\n /**\n * The base implementation of `_.isDate` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n */\n function baseIsDate(value) {\n return isObjectLike(value) && baseGetTag(value) == dateTag;\n }\n\n /**\n * The base implementation of `_.isEqual` which supports partial comparisons\n * and tracks traversed objects.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Unordered comparison\n * 2 - Partial comparison\n * @param {Function} [customizer] The function to customize comparisons.\n * @param {Object} [stack] Tracks traversed `value` and `other` objects.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n */\n function baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {\n return value !== value && other !== other;\n }\n return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\n }\n\n /**\n * A specialized version of `baseIsEqual` for arrays and objects which performs\n * deep comparisons and tracks traversed objects enabling objects with circular\n * references to be compared.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} [stack] Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray(object),\n othIsArr = isArray(other),\n objTag = objIsArr ? arrayTag : getTag(object),\n othTag = othIsArr ? arrayTag : getTag(other);\n\n objTag = objTag == argsTag ? objectTag : objTag;\n othTag = othTag == argsTag ? objectTag : othTag;\n\n var objIsObj = objTag == objectTag,\n othIsObj = othTag == objectTag,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer(object)) {\n if (!isBuffer(other)) {\n return false;\n }\n objIsArr = true;\n objIsObj = false;\n }\n if (isSameTag && !objIsObj) {\n stack || (stack = new Stack);\n return (objIsArr || isTypedArray(object))\n ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)\n : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n if (!(bitmask & COMPARE_PARTIAL_FLAG)) {\n var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n\n stack || (stack = new Stack);\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n if (!isSameTag) {\n return false;\n }\n stack || (stack = new Stack);\n return equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n }\n\n /**\n * The base implementation of `_.isMap` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n */\n function baseIsMap(value) {\n return isObjectLike(value) && getTag(value) == mapTag;\n }\n\n /**\n * The base implementation of `_.isMatch` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Array} matchData The property names, values, and compare flags to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n */\n function baseIsMatch(object, source, matchData, customizer) {\n var index = matchData.length,\n length = index,\n noCustomizer = !customizer;\n\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (index--) {\n var data = matchData[index];\n if ((noCustomizer && data[2])\n ? data[1] !== object[data[0]]\n : !(data[0] in object)\n ) {\n return false;\n }\n }\n while (++index < length) {\n data = matchData[index];\n var key = data[0],\n objValue = object[key],\n srcValue = data[1];\n\n if (noCustomizer && data[2]) {\n if (objValue === undefined && !(key in object)) {\n return false;\n }\n } else {\n var stack = new Stack;\n if (customizer) {\n var result = customizer(objValue, srcValue, key, object, source, stack);\n }\n if (!(result === undefined\n ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack)\n : result\n )) {\n return false;\n }\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.isNative` without bad shim checks.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n */\n function baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\n }\n\n /**\n * The base implementation of `_.isRegExp` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n */\n function baseIsRegExp(value) {\n return isObjectLike(value) && baseGetTag(value) == regexpTag;\n }\n\n /**\n * The base implementation of `_.isSet` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n */\n function baseIsSet(value) {\n return isObjectLike(value) && getTag(value) == setTag;\n }\n\n /**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\n function baseIsTypedArray(value) {\n return isObjectLike(value) &&\n isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n }\n\n /**\n * The base implementation of `_.iteratee`.\n *\n * @private\n * @param {*} [value=_.identity] The value to convert to an iteratee.\n * @returns {Function} Returns the iteratee.\n */\n function baseIteratee(value) {\n // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.\n // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.\n if (typeof value == 'function') {\n return value;\n }\n if (value == null) {\n return identity;\n }\n if (typeof value == 'object') {\n return isArray(value)\n ? baseMatchesProperty(value[0], value[1])\n : baseMatches(value);\n }\n return property(value);\n }\n\n /**\n * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeysIn(object) {\n if (!isObject(object)) {\n return nativeKeysIn(object);\n }\n var isProto = isPrototype(object),\n result = [];\n\n for (var key in object) {\n if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.lt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n */\n function baseLt(value, other) {\n return value < other;\n }\n\n /**\n * The base implementation of `_.map` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function baseMap(collection, iteratee) {\n var index = -1,\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value, key, collection) {\n result[++index] = iteratee(value, key, collection);\n });\n return result;\n }\n\n /**\n * The base implementation of `_.matches` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatches(source) {\n var matchData = getMatchData(source);\n if (matchData.length == 1 && matchData[0][2]) {\n return matchesStrictComparable(matchData[0][0], matchData[0][1]);\n }\n return function(object) {\n return object === source || baseIsMatch(object, source, matchData);\n };\n }\n\n /**\n * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.\n *\n * @private\n * @param {string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatchesProperty(path, srcValue) {\n if (isKey(path) && isStrictComparable(srcValue)) {\n return matchesStrictComparable(toKey(path), srcValue);\n }\n return function(object) {\n var objValue = get(object, path);\n return (objValue === undefined && objValue === srcValue)\n ? hasIn(object, path)\n : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);\n };\n }\n\n /**\n * The base implementation of `_.merge` without support for multiple sources.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} [customizer] The function to customize merged values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMerge(object, source, srcIndex, customizer, stack) {\n if (object === source) {\n return;\n }\n baseFor(source, function(srcValue, key) {\n stack || (stack = new Stack);\n if (isObject(srcValue)) {\n baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n }\n else {\n var newValue = customizer\n ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)\n : undefined;\n\n if (newValue === undefined) {\n newValue = srcValue;\n }\n assignMergeValue(object, key, newValue);\n }\n }, keysIn);\n }\n\n /**\n * A specialized version of `baseMerge` for arrays and objects which performs\n * deep merges and tracks traversed objects enabling objects with circular\n * references to be merged.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {string} key The key of the value to merge.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} mergeFunc The function to merge values.\n * @param {Function} [customizer] The function to customize assigned values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {\n var objValue = safeGet(object, key),\n srcValue = safeGet(source, key),\n stacked = stack.get(srcValue);\n\n if (stacked) {\n assignMergeValue(object, key, stacked);\n return;\n }\n var newValue = customizer\n ? customizer(objValue, srcValue, (key + ''), object, source, stack)\n : undefined;\n\n var isCommon = newValue === undefined;\n\n if (isCommon) {\n var isArr = isArray(srcValue),\n isBuff = !isArr && isBuffer(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n\n newValue = srcValue;\n if (isArr || isBuff || isTyped) {\n if (isArray(objValue)) {\n newValue = objValue;\n }\n else if (isArrayLikeObject(objValue)) {\n newValue = copyArray(objValue);\n }\n else if (isBuff) {\n isCommon = false;\n newValue = cloneBuffer(srcValue, true);\n }\n else if (isTyped) {\n isCommon = false;\n newValue = cloneTypedArray(srcValue, true);\n }\n else {\n newValue = [];\n }\n }\n else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n newValue = objValue;\n if (isArguments(objValue)) {\n newValue = toPlainObject(objValue);\n }\n else if (!isObject(objValue) || isFunction(objValue)) {\n newValue = initCloneObject(srcValue);\n }\n }\n else {\n isCommon = false;\n }\n }\n if (isCommon) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, newValue);\n mergeFunc(newValue, srcValue, srcIndex, customizer, stack);\n stack['delete'](srcValue);\n }\n assignMergeValue(object, key, newValue);\n }\n\n /**\n * The base implementation of `_.nth` which doesn't coerce arguments.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {number} n The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n */\n function baseNth(array, n) {\n var length = array.length;\n if (!length) {\n return;\n }\n n += n < 0 ? length : 0;\n return isIndex(n, length) ? array[n] : undefined;\n }\n\n /**\n * The base implementation of `_.orderBy` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.\n * @param {string[]} orders The sort orders of `iteratees`.\n * @returns {Array} Returns the new sorted array.\n */\n function baseOrderBy(collection, iteratees, orders) {\n var index = -1;\n iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(getIteratee()));\n\n var result = baseMap(collection, function(value, key, collection) {\n var criteria = arrayMap(iteratees, function(iteratee) {\n return iteratee(value);\n });\n return { 'criteria': criteria, 'index': ++index, 'value': value };\n });\n\n return baseSortBy(result, function(object, other) {\n return compareMultiple(object, other, orders);\n });\n }\n\n /**\n * The base implementation of `_.pick` without support for individual\n * property identifiers.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @returns {Object} Returns the new object.\n */\n function basePick(object, paths) {\n return basePickBy(object, paths, function(value, path) {\n return hasIn(object, path);\n });\n }\n\n /**\n * The base implementation of `_.pickBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @param {Function} predicate The function invoked per property.\n * @returns {Object} Returns the new object.\n */\n function basePickBy(object, paths, predicate) {\n var index = -1,\n length = paths.length,\n result = {};\n\n while (++index < length) {\n var path = paths[index],\n value = baseGet(object, path);\n\n if (predicate(value, path)) {\n baseSet(result, castPath(path, object), value);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `baseProperty` which supports deep paths.\n *\n * @private\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyDeep(path) {\n return function(object) {\n return baseGet(object, path);\n };\n }\n\n /**\n * The base implementation of `_.pullAllBy` without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n */\n function basePullAll(array, values, iteratee, comparator) {\n var indexOf = comparator ? baseIndexOfWith : baseIndexOf,\n index = -1,\n length = values.length,\n seen = array;\n\n if (array === values) {\n values = copyArray(values);\n }\n if (iteratee) {\n seen = arrayMap(array, baseUnary(iteratee));\n }\n while (++index < length) {\n var fromIndex = 0,\n value = values[index],\n computed = iteratee ? iteratee(value) : value;\n\n while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {\n if (seen !== array) {\n splice.call(seen, fromIndex, 1);\n }\n splice.call(array, fromIndex, 1);\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.pullAt` without support for individual\n * indexes or capturing the removed elements.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {number[]} indexes The indexes of elements to remove.\n * @returns {Array} Returns `array`.\n */\n function basePullAt(array, indexes) {\n var length = array ? indexes.length : 0,\n lastIndex = length - 1;\n\n while (length--) {\n var index = indexes[length];\n if (length == lastIndex || index !== previous) {\n var previous = index;\n if (isIndex(index)) {\n splice.call(array, index, 1);\n } else {\n baseUnset(array, index);\n }\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.random` without support for returning\n * floating-point numbers.\n *\n * @private\n * @param {number} lower The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the random number.\n */\n function baseRandom(lower, upper) {\n return lower + nativeFloor(nativeRandom() * (upper - lower + 1));\n }\n\n /**\n * The base implementation of `_.range` and `_.rangeRight` which doesn't\n * coerce arguments.\n *\n * @private\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @param {number} step The value to increment or decrement by.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the range of numbers.\n */\n function baseRange(start, end, step, fromRight) {\n var index = -1,\n length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),\n result = Array(length);\n\n while (length--) {\n result[fromRight ? length : ++index] = start;\n start += step;\n }\n return result;\n }\n\n /**\n * The base implementation of `_.repeat` which doesn't coerce arguments.\n *\n * @private\n * @param {string} string The string to repeat.\n * @param {number} n The number of times to repeat the string.\n * @returns {string} Returns the repeated string.\n */\n function baseRepeat(string, n) {\n var result = '';\n if (!string || n < 1 || n > MAX_SAFE_INTEGER) {\n return result;\n }\n // Leverage the exponentiation by squaring algorithm for a faster repeat.\n // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.\n do {\n if (n % 2) {\n result += string;\n }\n n = nativeFloor(n / 2);\n if (n) {\n string += string;\n }\n } while (n);\n\n return result;\n }\n\n /**\n * The base implementation of `_.rest` which doesn't validate or coerce arguments.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n */\n function baseRest(func, start) {\n return setToString(overRest(func, start, identity), func + '');\n }\n\n /**\n * The base implementation of `_.sample`.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n */\n function baseSample(collection) {\n return arraySample(values(collection));\n }\n\n /**\n * The base implementation of `_.sampleSize` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function baseSampleSize(collection, n) {\n var array = values(collection);\n return shuffleSelf(array, baseClamp(n, 0, array.length));\n }\n\n /**\n * The base implementation of `_.set`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseSet(object, path, value, customizer) {\n if (!isObject(object)) {\n return object;\n }\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n nested = object;\n\n while (nested != null && ++index < length) {\n var key = toKey(path[index]),\n newValue = value;\n\n if (index != lastIndex) {\n var objValue = nested[key];\n newValue = customizer ? customizer(objValue, key, nested) : undefined;\n if (newValue === undefined) {\n newValue = isObject(objValue)\n ? objValue\n : (isIndex(path[index + 1]) ? [] : {});\n }\n }\n assignValue(nested, key, newValue);\n nested = nested[key];\n }\n return object;\n }\n\n /**\n * The base implementation of `setData` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var baseSetData = !metaMap ? identity : function(func, data) {\n metaMap.set(func, data);\n return func;\n };\n\n /**\n * The base implementation of `setToString` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var baseSetToString = !defineProperty ? identity : function(func, string) {\n return defineProperty(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant(string),\n 'writable': true\n });\n };\n\n /**\n * The base implementation of `_.shuffle`.\n *\n * @private\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function baseShuffle(collection) {\n return shuffleSelf(values(collection));\n }\n\n /**\n * The base implementation of `_.slice` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseSlice(array, start, end) {\n var index = -1,\n length = array.length;\n\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = end > length ? length : end;\n if (end < 0) {\n end += length;\n }\n length = start > end ? 0 : ((end - start) >>> 0);\n start >>>= 0;\n\n var result = Array(length);\n while (++index < length) {\n result[index] = array[index + start];\n }\n return result;\n }\n\n /**\n * The base implementation of `_.some` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function baseSome(collection, predicate) {\n var result;\n\n baseEach(collection, function(value, index, collection) {\n result = predicate(value, index, collection);\n return !result;\n });\n return !!result;\n }\n\n /**\n * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which\n * performs a binary search of `array` to determine the index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndex(array, value, retHighest) {\n var low = 0,\n high = array == null ? low : array.length;\n\n if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {\n while (low < high) {\n var mid = (low + high) >>> 1,\n computed = array[mid];\n\n if (computed !== null && !isSymbol(computed) &&\n (retHighest ? (computed <= value) : (computed < value))) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return high;\n }\n return baseSortedIndexBy(array, value, identity, retHighest);\n }\n\n /**\n * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`\n * which invokes `iteratee` for `value` and each element of `array` to compute\n * their sort ranking. The iteratee is invoked with one argument; (value).\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} iteratee The iteratee invoked per element.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndexBy(array, value, iteratee, retHighest) {\n value = iteratee(value);\n\n var low = 0,\n high = array == null ? 0 : array.length,\n valIsNaN = value !== value,\n valIsNull = value === null,\n valIsSymbol = isSymbol(value),\n valIsUndefined = value === undefined;\n\n while (low < high) {\n var mid = nativeFloor((low + high) / 2),\n computed = iteratee(array[mid]),\n othIsDefined = computed !== undefined,\n othIsNull = computed === null,\n othIsReflexive = computed === computed,\n othIsSymbol = isSymbol(computed);\n\n if (valIsNaN) {\n var setLow = retHighest || othIsReflexive;\n } else if (valIsUndefined) {\n setLow = othIsReflexive && (retHighest || othIsDefined);\n } else if (valIsNull) {\n setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);\n } else if (valIsSymbol) {\n setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);\n } else if (othIsNull || othIsSymbol) {\n setLow = false;\n } else {\n setLow = retHighest ? (computed <= value) : (computed < value);\n }\n if (setLow) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return nativeMin(high, MAX_ARRAY_INDEX);\n }\n\n /**\n * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseSortedUniq(array, iteratee) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n if (!index || !eq(computed, seen)) {\n var seen = computed;\n result[resIndex++] = value === 0 ? 0 : value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toNumber` which doesn't ensure correct\n * conversions of binary, hexadecimal, or octal string values.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n */\n function baseToNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n return +value;\n }\n\n /**\n * The base implementation of `_.toString` which doesn't convert nullish\n * values to empty strings.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {string} Returns the string.\n */\n function baseToString(value) {\n // Exit early for strings to avoid a performance hit in some environments.\n if (typeof value == 'string') {\n return value;\n }\n if (isArray(value)) {\n // Recursively convert values (susceptible to call stack limits).\n return arrayMap(value, baseToString) + '';\n }\n if (isSymbol(value)) {\n return symbolToString ? symbolToString.call(value) : '';\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * The base implementation of `_.uniqBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseUniq(array, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n length = array.length,\n isCommon = true,\n result = [],\n seen = result;\n\n if (comparator) {\n isCommon = false;\n includes = arrayIncludesWith;\n }\n else if (length >= LARGE_ARRAY_SIZE) {\n var set = iteratee ? null : createSet(array);\n if (set) {\n return setToArray(set);\n }\n isCommon = false;\n includes = cacheHas;\n seen = new SetCache;\n }\n else {\n seen = iteratee ? [] : result;\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var seenIndex = seen.length;\n while (seenIndex--) {\n if (seen[seenIndex] === computed) {\n continue outer;\n }\n }\n if (iteratee) {\n seen.push(computed);\n }\n result.push(value);\n }\n else if (!includes(seen, computed, comparator)) {\n if (seen !== result) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.unset`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The property path to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n */\n function baseUnset(object, path) {\n path = castPath(path, object);\n object = parent(object, path);\n return object == null || delete object[toKey(last(path))];\n }\n\n /**\n * The base implementation of `_.update`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to update.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseUpdate(object, path, updater, customizer) {\n return baseSet(object, path, updater(baseGet(object, path)), customizer);\n }\n\n /**\n * The base implementation of methods like `_.dropWhile` and `_.takeWhile`\n * without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {Function} predicate The function invoked per iteration.\n * @param {boolean} [isDrop] Specify dropping elements instead of taking them.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseWhile(array, predicate, isDrop, fromRight) {\n var length = array.length,\n index = fromRight ? length : -1;\n\n while ((fromRight ? index-- : ++index < length) &&\n predicate(array[index], index, array)) {}\n\n return isDrop\n ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length))\n : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index));\n }\n\n /**\n * The base implementation of `wrapperValue` which returns the result of\n * performing a sequence of actions on the unwrapped `value`, where each\n * successive action is supplied the return value of the previous.\n *\n * @private\n * @param {*} value The unwrapped value.\n * @param {Array} actions Actions to perform to resolve the unwrapped value.\n * @returns {*} Returns the resolved value.\n */\n function baseWrapperValue(value, actions) {\n var result = value;\n if (result instanceof LazyWrapper) {\n result = result.value();\n }\n return arrayReduce(actions, function(result, action) {\n return action.func.apply(action.thisArg, arrayPush([result], action.args));\n }, result);\n }\n\n /**\n * The base implementation of methods like `_.xor`, without support for\n * iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of values.\n */\n function baseXor(arrays, iteratee, comparator) {\n var length = arrays.length;\n if (length < 2) {\n return length ? baseUniq(arrays[0]) : [];\n }\n var index = -1,\n result = Array(length);\n\n while (++index < length) {\n var array = arrays[index],\n othIndex = -1;\n\n while (++othIndex < length) {\n if (othIndex != index) {\n result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);\n }\n }\n }\n return baseUniq(baseFlatten(result, 1), iteratee, comparator);\n }\n\n /**\n * This base implementation of `_.zipObject` which assigns values using `assignFunc`.\n *\n * @private\n * @param {Array} props The property identifiers.\n * @param {Array} values The property values.\n * @param {Function} assignFunc The function to assign values.\n * @returns {Object} Returns the new object.\n */\n function baseZipObject(props, values, assignFunc) {\n var index = -1,\n length = props.length,\n valsLength = values.length,\n result = {};\n\n while (++index < length) {\n var value = index < valsLength ? values[index] : undefined;\n assignFunc(result, props[index], value);\n }\n return result;\n }\n\n /**\n * Casts `value` to an empty array if it's not an array like object.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Array|Object} Returns the cast array-like object.\n */\n function castArrayLikeObject(value) {\n return isArrayLikeObject(value) ? value : [];\n }\n\n /**\n * Casts `value` to `identity` if it's not a function.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Function} Returns cast function.\n */\n function castFunction(value) {\n return typeof value == 'function' ? value : identity;\n }\n\n /**\n * Casts `value` to a path array if it's not one.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {Object} [object] The object to query keys on.\n * @returns {Array} Returns the cast property path array.\n */\n function castPath(value, object) {\n if (isArray(value)) {\n return value;\n }\n return isKey(value, object) ? [value] : stringToPath(toString(value));\n }\n\n /**\n * A `baseRest` alias which can be replaced with `identity` by module\n * replacement plugins.\n *\n * @private\n * @type {Function}\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n var castRest = baseRest;\n\n /**\n * Casts `array` to a slice if it's needed.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {number} start The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the cast slice.\n */\n function castSlice(array, start, end) {\n var length = array.length;\n end = end === undefined ? length : end;\n return (!start && end >= length) ? array : baseSlice(array, start, end);\n }\n\n /**\n * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).\n *\n * @private\n * @param {number|Object} id The timer id or timeout object of the timer to clear.\n */\n var clearTimeout = ctxClearTimeout || function(id) {\n return root.clearTimeout(id);\n };\n\n /**\n * Creates a clone of `buffer`.\n *\n * @private\n * @param {Buffer} buffer The buffer to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Buffer} Returns the cloned buffer.\n */\n function cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n var length = buffer.length,\n result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n\n buffer.copy(result);\n return result;\n }\n\n /**\n * Creates a clone of `arrayBuffer`.\n *\n * @private\n * @param {ArrayBuffer} arrayBuffer The array buffer to clone.\n * @returns {ArrayBuffer} Returns the cloned array buffer.\n */\n function cloneArrayBuffer(arrayBuffer) {\n var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n return result;\n }\n\n /**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n function cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n }\n\n /**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n function cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n }\n\n /**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n function cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\n }\n\n /**\n * Creates a clone of `typedArray`.\n *\n * @private\n * @param {Object} typedArray The typed array to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned typed array.\n */\n function cloneTypedArray(typedArray, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n }\n\n /**\n * Compares values to sort them in ascending order.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {number} Returns the sort order indicator for `value`.\n */\n function compareAscending(value, other) {\n if (value !== other) {\n var valIsDefined = value !== undefined,\n valIsNull = value === null,\n valIsReflexive = value === value,\n valIsSymbol = isSymbol(value);\n\n var othIsDefined = other !== undefined,\n othIsNull = other === null,\n othIsReflexive = other === other,\n othIsSymbol = isSymbol(other);\n\n if ((!othIsNull && !othIsSymbol && !valIsSymbol && value > other) ||\n (valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol) ||\n (valIsNull && othIsDefined && othIsReflexive) ||\n (!valIsDefined && othIsReflexive) ||\n !valIsReflexive) {\n return 1;\n }\n if ((!valIsNull && !valIsSymbol && !othIsSymbol && value < other) ||\n (othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol) ||\n (othIsNull && valIsDefined && valIsReflexive) ||\n (!othIsDefined && valIsReflexive) ||\n !othIsReflexive) {\n return -1;\n }\n }\n return 0;\n }\n\n /**\n * Used by `_.orderBy` to compare multiple properties of a value to another\n * and stable sort them.\n *\n * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,\n * specify an order of \"desc\" for descending or \"asc\" for ascending sort order\n * of corresponding values.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {boolean[]|string[]} orders The order to sort by for each property.\n * @returns {number} Returns the sort order indicator for `object`.\n */\n function compareMultiple(object, other, orders) {\n var index = -1,\n objCriteria = object.criteria,\n othCriteria = other.criteria,\n length = objCriteria.length,\n ordersLength = orders.length;\n\n while (++index < length) {\n var result = compareAscending(objCriteria[index], othCriteria[index]);\n if (result) {\n if (index >= ordersLength) {\n return result;\n }\n var order = orders[index];\n return result * (order == 'desc' ? -1 : 1);\n }\n }\n // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications\n // that causes it, under certain circumstances, to provide the same value for\n // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247\n // for more details.\n //\n // This also ensures a stable sort in V8 and other engines.\n // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.\n return object.index - other.index;\n }\n\n /**\n * Creates an array that is the composition of partially applied arguments,\n * placeholders, and provided arguments into a single array of arguments.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to prepend to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgs(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersLength = holders.length,\n leftIndex = -1,\n leftLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(leftLength + rangeLength),\n isUncurried = !isCurried;\n\n while (++leftIndex < leftLength) {\n result[leftIndex] = partials[leftIndex];\n }\n while (++argsIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[holders[argsIndex]] = args[argsIndex];\n }\n }\n while (rangeLength--) {\n result[leftIndex++] = args[argsIndex++];\n }\n return result;\n }\n\n /**\n * This function is like `composeArgs` except that the arguments composition\n * is tailored for `_.partialRight`.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to append to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgsRight(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersIndex = -1,\n holdersLength = holders.length,\n rightIndex = -1,\n rightLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(rangeLength + rightLength),\n isUncurried = !isCurried;\n\n while (++argsIndex < rangeLength) {\n result[argsIndex] = args[argsIndex];\n }\n var offset = argsIndex;\n while (++rightIndex < rightLength) {\n result[offset + rightIndex] = partials[rightIndex];\n }\n while (++holdersIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[offset + holders[holdersIndex]] = args[argsIndex++];\n }\n }\n return result;\n }\n\n /**\n * Copies the values of `source` to `array`.\n *\n * @private\n * @param {Array} source The array to copy values from.\n * @param {Array} [array=[]] The array to copy values to.\n * @returns {Array} Returns `array`.\n */\n function copyArray(source, array) {\n var index = -1,\n length = source.length;\n\n array || (array = Array(length));\n while (++index < length) {\n array[index] = source[index];\n }\n return array;\n }\n\n /**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\n function copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n\n var newValue = customizer\n ? customizer(object[key], source[key], key, object, source)\n : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n if (isNew) {\n baseAssignValue(object, key, newValue);\n } else {\n assignValue(object, key, newValue);\n }\n }\n return object;\n }\n\n /**\n * Copies own symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\n }\n\n /**\n * Copies own and inherited symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbolsIn(source, object) {\n return copyObject(source, getSymbolsIn(source), object);\n }\n\n /**\n * Creates a function like `_.groupBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} [initializer] The accumulator object initializer.\n * @returns {Function} Returns the new aggregator function.\n */\n function createAggregator(setter, initializer) {\n return function(collection, iteratee) {\n var func = isArray(collection) ? arrayAggregator : baseAggregator,\n accumulator = initializer ? initializer() : {};\n\n return func(collection, setter, getIteratee(iteratee, 2), accumulator);\n };\n }\n\n /**\n * Creates a function like `_.assign`.\n *\n * @private\n * @param {Function} assigner The function to assign values.\n * @returns {Function} Returns the new assigner function.\n */\n function createAssigner(assigner) {\n return baseRest(function(object, sources) {\n var index = -1,\n length = sources.length,\n customizer = length > 1 ? sources[length - 1] : undefined,\n guard = length > 2 ? sources[2] : undefined;\n\n customizer = (assigner.length > 3 && typeof customizer == 'function')\n ? (length--, customizer)\n : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n customizer = length < 3 ? undefined : customizer;\n length = 1;\n }\n object = Object(object);\n while (++index < length) {\n var source = sources[index];\n if (source) {\n assigner(object, source, index, customizer);\n }\n }\n return object;\n });\n }\n\n /**\n * Creates a `baseEach` or `baseEachRight` function.\n *\n * @private\n * @param {Function} eachFunc The function to iterate over a collection.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseEach(eachFunc, fromRight) {\n return function(collection, iteratee) {\n if (collection == null) {\n return collection;\n }\n if (!isArrayLike(collection)) {\n return eachFunc(collection, iteratee);\n }\n var length = collection.length,\n index = fromRight ? length : -1,\n iterable = Object(collection);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (iteratee(iterable[index], index, iterable) === false) {\n break;\n }\n }\n return collection;\n };\n }\n\n /**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseFor(fromRight) {\n return function(object, iteratee, keysFunc) {\n var index = -1,\n iterable = Object(object),\n props = keysFunc(object),\n length = props.length;\n\n while (length--) {\n var key = props[fromRight ? length : ++index];\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n return object;\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the optional `this`\n * binding of `thisArg`.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createBind(func, bitmask, thisArg) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return fn.apply(isBind ? thisArg : this, arguments);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.lowerFirst`.\n *\n * @private\n * @param {string} methodName The name of the `String` case method to use.\n * @returns {Function} Returns the new case function.\n */\n function createCaseFirst(methodName) {\n return function(string) {\n string = toString(string);\n\n var strSymbols = hasUnicode(string)\n ? stringToArray(string)\n : undefined;\n\n var chr = strSymbols\n ? strSymbols[0]\n : string.charAt(0);\n\n var trailing = strSymbols\n ? castSlice(strSymbols, 1).join('')\n : string.slice(1);\n\n return chr[methodName]() + trailing;\n };\n }\n\n /**\n * Creates a function like `_.camelCase`.\n *\n * @private\n * @param {Function} callback The function to combine each word.\n * @returns {Function} Returns the new compounder function.\n */\n function createCompounder(callback) {\n return function(string) {\n return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');\n };\n }\n\n /**\n * Creates a function that produces an instance of `Ctor` regardless of\n * whether it was invoked as part of a `new` expression or by `call` or `apply`.\n *\n * @private\n * @param {Function} Ctor The constructor to wrap.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCtor(Ctor) {\n return function() {\n // Use a `switch` statement to work with class constructors. See\n // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist\n // for more details.\n var args = arguments;\n switch (args.length) {\n case 0: return new Ctor;\n case 1: return new Ctor(args[0]);\n case 2: return new Ctor(args[0], args[1]);\n case 3: return new Ctor(args[0], args[1], args[2]);\n case 4: return new Ctor(args[0], args[1], args[2], args[3]);\n case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);\n case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);\n case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);\n }\n var thisBinding = baseCreate(Ctor.prototype),\n result = Ctor.apply(thisBinding, args);\n\n // Mimic the constructor's `return` behavior.\n // See https://es5.github.io/#x13.2.2 for more details.\n return isObject(result) ? result : thisBinding;\n };\n }\n\n /**\n * Creates a function that wraps `func` to enable currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {number} arity The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCurry(func, bitmask, arity) {\n var Ctor = createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length,\n placeholder = getHolder(wrapper);\n\n while (index--) {\n args[index] = arguments[index];\n }\n var holders = (length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder)\n ? []\n : replaceHolders(args, placeholder);\n\n length -= holders.length;\n if (length < arity) {\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, undefined,\n args, holders, undefined, undefined, arity - length);\n }\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return apply(fn, this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.find` or `_.findLast` function.\n *\n * @private\n * @param {Function} findIndexFunc The function to find the collection index.\n * @returns {Function} Returns the new find function.\n */\n function createFind(findIndexFunc) {\n return function(collection, predicate, fromIndex) {\n var iterable = Object(collection);\n if (!isArrayLike(collection)) {\n var iteratee = getIteratee(predicate, 3);\n collection = keys(collection);\n predicate = function(key) { return iteratee(iterable[key], key, iterable); };\n }\n var index = findIndexFunc(collection, predicate, fromIndex);\n return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined;\n };\n }\n\n /**\n * Creates a `_.flow` or `_.flowRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new flow function.\n */\n function createFlow(fromRight) {\n return flatRest(function(funcs) {\n var length = funcs.length,\n index = length,\n prereq = LodashWrapper.prototype.thru;\n\n if (fromRight) {\n funcs.reverse();\n }\n while (index--) {\n var func = funcs[index];\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (prereq && !wrapper && getFuncName(func) == 'wrapper') {\n var wrapper = new LodashWrapper([], true);\n }\n }\n index = wrapper ? index : length;\n while (++index < length) {\n func = funcs[index];\n\n var funcName = getFuncName(func),\n data = funcName == 'wrapper' ? getData(func) : undefined;\n\n if (data && isLaziable(data[0]) &&\n data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) &&\n !data[4].length && data[9] == 1\n ) {\n wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);\n } else {\n wrapper = (func.length == 1 && isLaziable(func))\n ? wrapper[funcName]()\n : wrapper.thru(func);\n }\n }\n return function() {\n var args = arguments,\n value = args[0];\n\n if (wrapper && args.length == 1 && isArray(value)) {\n return wrapper.plant(value).value();\n }\n var index = 0,\n result = length ? funcs[index].apply(this, args) : value;\n\n while (++index < length) {\n result = funcs[index].call(this, result);\n }\n return result;\n };\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with optional `this`\n * binding of `thisArg`, partial application, and currying.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [partialsRight] The arguments to append to those provided\n * to the new function.\n * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {\n var isAry = bitmask & WRAP_ARY_FLAG,\n isBind = bitmask & WRAP_BIND_FLAG,\n isBindKey = bitmask & WRAP_BIND_KEY_FLAG,\n isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),\n isFlip = bitmask & WRAP_FLIP_FLAG,\n Ctor = isBindKey ? undefined : createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length;\n\n while (index--) {\n args[index] = arguments[index];\n }\n if (isCurried) {\n var placeholder = getHolder(wrapper),\n holdersCount = countHolders(args, placeholder);\n }\n if (partials) {\n args = composeArgs(args, partials, holders, isCurried);\n }\n if (partialsRight) {\n args = composeArgsRight(args, partialsRight, holdersRight, isCurried);\n }\n length -= holdersCount;\n if (isCurried && length < arity) {\n var newHolders = replaceHolders(args, placeholder);\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, thisArg,\n args, newHolders, argPos, ary, arity - length\n );\n }\n var thisBinding = isBind ? thisArg : this,\n fn = isBindKey ? thisBinding[func] : func;\n\n length = args.length;\n if (argPos) {\n args = reorder(args, argPos);\n } else if (isFlip && length > 1) {\n args.reverse();\n }\n if (isAry && ary < length) {\n args.length = ary;\n }\n if (this && this !== root && this instanceof wrapper) {\n fn = Ctor || createCtor(fn);\n }\n return fn.apply(thisBinding, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.invertBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} toIteratee The function to resolve iteratees.\n * @returns {Function} Returns the new inverter function.\n */\n function createInverter(setter, toIteratee) {\n return function(object, iteratee) {\n return baseInverter(object, setter, toIteratee(iteratee), {});\n };\n }\n\n /**\n * Creates a function that performs a mathematical operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @param {number} [defaultValue] The value used for `undefined` arguments.\n * @returns {Function} Returns the new mathematical operation function.\n */\n function createMathOperation(operator, defaultValue) {\n return function(value, other) {\n var result;\n if (value === undefined && other === undefined) {\n return defaultValue;\n }\n if (value !== undefined) {\n result = value;\n }\n if (other !== undefined) {\n if (result === undefined) {\n return other;\n }\n if (typeof value == 'string' || typeof other == 'string') {\n value = baseToString(value);\n other = baseToString(other);\n } else {\n value = baseToNumber(value);\n other = baseToNumber(other);\n }\n result = operator(value, other);\n }\n return result;\n };\n }\n\n /**\n * Creates a function like `_.over`.\n *\n * @private\n * @param {Function} arrayFunc The function to iterate over iteratees.\n * @returns {Function} Returns the new over function.\n */\n function createOver(arrayFunc) {\n return flatRest(function(iteratees) {\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n return baseRest(function(args) {\n var thisArg = this;\n return arrayFunc(iteratees, function(iteratee) {\n return apply(iteratee, thisArg, args);\n });\n });\n });\n }\n\n /**\n * Creates the padding for `string` based on `length`. The `chars` string\n * is truncated if the number of characters exceeds `length`.\n *\n * @private\n * @param {number} length The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padding for `string`.\n */\n function createPadding(length, chars) {\n chars = chars === undefined ? ' ' : baseToString(chars);\n\n var charsLength = chars.length;\n if (charsLength < 2) {\n return charsLength ? baseRepeat(chars, length) : chars;\n }\n var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));\n return hasUnicode(chars)\n ? castSlice(stringToArray(result), 0, length).join('')\n : result.slice(0, length);\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the `this` binding\n * of `thisArg` and `partials` prepended to the arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} partials The arguments to prepend to those provided to\n * the new function.\n * @returns {Function} Returns the new wrapped function.\n */\n function createPartial(func, bitmask, thisArg, partials) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var argsIndex = -1,\n argsLength = arguments.length,\n leftIndex = -1,\n leftLength = partials.length,\n args = Array(leftLength + argsLength),\n fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n\n while (++leftIndex < leftLength) {\n args[leftIndex] = partials[leftIndex];\n }\n while (argsLength--) {\n args[leftIndex++] = arguments[++argsIndex];\n }\n return apply(fn, isBind ? thisArg : this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.range` or `_.rangeRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new range function.\n */\n function createRange(fromRight) {\n return function(start, end, step) {\n if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {\n end = step = undefined;\n }\n // Ensure the sign of `-0` is preserved.\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);\n return baseRange(start, end, step, fromRight);\n };\n }\n\n /**\n * Creates a function that performs a relational operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @returns {Function} Returns the new relational operation function.\n */\n function createRelationalOperation(operator) {\n return function(value, other) {\n if (!(typeof value == 'string' && typeof other == 'string')) {\n value = toNumber(value);\n other = toNumber(other);\n }\n return operator(value, other);\n };\n }\n\n /**\n * Creates a function that wraps `func` to continue currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {Function} wrapFunc The function to create the `func` wrapper.\n * @param {*} placeholder The placeholder value.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {\n var isCurry = bitmask & WRAP_CURRY_FLAG,\n newHolders = isCurry ? holders : undefined,\n newHoldersRight = isCurry ? undefined : holders,\n newPartials = isCurry ? partials : undefined,\n newPartialsRight = isCurry ? undefined : partials;\n\n bitmask |= (isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG);\n bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);\n\n if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {\n bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);\n }\n var newData = [\n func, bitmask, thisArg, newPartials, newHolders, newPartialsRight,\n newHoldersRight, argPos, ary, arity\n ];\n\n var result = wrapFunc.apply(undefined, newData);\n if (isLaziable(func)) {\n setData(result, newData);\n }\n result.placeholder = placeholder;\n return setWrapToString(result, func, bitmask);\n }\n\n /**\n * Creates a function like `_.round`.\n *\n * @private\n * @param {string} methodName The name of the `Math` method to use when rounding.\n * @returns {Function} Returns the new round function.\n */\n function createRound(methodName) {\n var func = Math[methodName];\n return function(number, precision) {\n number = toNumber(number);\n precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);\n if (precision && nativeIsFinite(number)) {\n // Shift with exponential notation to avoid floating-point issues.\n // See [MDN](https://mdn.io/round#Examples) for more details.\n var pair = (toString(number) + 'e').split('e'),\n value = func(pair[0] + 'e' + (+pair[1] + precision));\n\n pair = (toString(value) + 'e').split('e');\n return +(pair[0] + 'e' + (+pair[1] - precision));\n }\n return func(number);\n };\n }\n\n /**\n * Creates a set object of `values`.\n *\n * @private\n * @param {Array} values The values to add to the set.\n * @returns {Object} Returns the new set.\n */\n var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) {\n return new Set(values);\n };\n\n /**\n * Creates a `_.toPairs` or `_.toPairsIn` function.\n *\n * @private\n * @param {Function} keysFunc The function to get the keys of a given object.\n * @returns {Function} Returns the new pairs function.\n */\n function createToPairs(keysFunc) {\n return function(object) {\n var tag = getTag(object);\n if (tag == mapTag) {\n return mapToArray(object);\n }\n if (tag == setTag) {\n return setToPairs(object);\n }\n return baseToPairs(object, keysFunc(object));\n };\n }\n\n /**\n * Creates a function that either curries or invokes `func` with optional\n * `this` binding and partially applied arguments.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags.\n * 1 - `_.bind`\n * 2 - `_.bindKey`\n * 4 - `_.curry` or `_.curryRight` of a bound function\n * 8 - `_.curry`\n * 16 - `_.curryRight`\n * 32 - `_.partial`\n * 64 - `_.partialRight`\n * 128 - `_.rearg`\n * 256 - `_.ary`\n * 512 - `_.flip`\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to be partially applied.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {\n var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;\n if (!isBindKey && typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var length = partials ? partials.length : 0;\n if (!length) {\n bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);\n partials = holders = undefined;\n }\n ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0);\n arity = arity === undefined ? arity : toInteger(arity);\n length -= holders ? holders.length : 0;\n\n if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {\n var partialsRight = partials,\n holdersRight = holders;\n\n partials = holders = undefined;\n }\n var data = isBindKey ? undefined : getData(func);\n\n var newData = [\n func, bitmask, thisArg, partials, holders, partialsRight, holdersRight,\n argPos, ary, arity\n ];\n\n if (data) {\n mergeData(newData, data);\n }\n func = newData[0];\n bitmask = newData[1];\n thisArg = newData[2];\n partials = newData[3];\n holders = newData[4];\n arity = newData[9] = newData[9] === undefined\n ? (isBindKey ? 0 : func.length)\n : nativeMax(newData[9] - length, 0);\n\n if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {\n bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);\n }\n if (!bitmask || bitmask == WRAP_BIND_FLAG) {\n var result = createBind(func, bitmask, thisArg);\n } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {\n result = createCurry(func, bitmask, arity);\n } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {\n result = createPartial(func, bitmask, thisArg, partials);\n } else {\n result = createHybrid.apply(undefined, newData);\n }\n var setter = data ? baseSetData : setData;\n return setWrapToString(setter(result, newData), func, bitmask);\n }\n\n /**\n * Used by `_.defaults` to customize its `_.assignIn` use to assign properties\n * of source objects to the destination object for all destination properties\n * that resolve to `undefined`.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to assign.\n * @param {Object} object The parent object of `objValue`.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsAssignIn(objValue, srcValue, key, object) {\n if (objValue === undefined ||\n (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n return srcValue;\n }\n return objValue;\n }\n\n /**\n * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source\n * objects into destination objects that are passed thru.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to merge.\n * @param {Object} object The parent object of `objValue`.\n * @param {Object} source The parent object of `srcValue`.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {\n if (isObject(objValue) && isObject(srcValue)) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, objValue);\n baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);\n stack['delete'](srcValue);\n }\n return objValue;\n }\n\n /**\n * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain\n * objects.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {string} key The key of the property to inspect.\n * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.\n */\n function customOmitClone(value) {\n return isPlainObject(value) ? undefined : value;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for arrays with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Array} array The array to compare.\n * @param {Array} other The other array to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `array` and `other` objects.\n * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.\n */\n function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n arrLength = array.length,\n othLength = other.length;\n\n if (arrLength != othLength && !(isPartial && othLength > arrLength)) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(array);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var index = -1,\n result = true,\n seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;\n\n stack.set(array, other);\n stack.set(other, array);\n\n // Ignore non-index properties.\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, arrValue, index, other, array, stack)\n : customizer(arrValue, othValue, index, array, other, stack);\n }\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n result = false;\n break;\n }\n // Recursively compare arrays (susceptible to call stack limits).\n if (seen) {\n if (!arraySome(other, function(othValue, othIndex) {\n if (!cacheHas(seen, othIndex) &&\n (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(\n arrValue === othValue ||\n equalFunc(arrValue, othValue, bitmask, customizer, stack)\n )) {\n result = false;\n break;\n }\n }\n stack['delete'](array);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if ((object.byteLength != other.byteLength) ||\n (object.byteOffset != other.byteOffset)) {\n return false;\n }\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if ((object.byteLength != other.byteLength) ||\n !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n return false;\n }\n return true;\n\n case boolTag:\n case dateTag:\n case numberTag:\n // Coerce booleans to `1` or `0` and dates to milliseconds.\n // Invalid dates are coerced to `NaN`.\n return eq(+object, +other);\n\n case errorTag:\n return object.name == other.name && object.message == other.message;\n\n case regexpTag:\n case stringTag:\n // Coerce regexes to strings and treat strings, primitives and objects,\n // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n // for more details.\n return object == (other + '');\n\n case mapTag:\n var convert = mapToArray;\n\n case setTag:\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG;\n convert || (convert = setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked) {\n return stacked == other;\n }\n bitmask |= COMPARE_UNORDERED_FLAG;\n\n // Recursively compare objects (susceptible to call stack limits).\n stack.set(object, other);\n var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n stack['delete'](object);\n return result;\n\n case symbolTag:\n if (symbolValueOf) {\n return symbolValueOf.call(object) == symbolValueOf.call(other);\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for objects with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n objProps = getAllKeys(object),\n objLength = objProps.length,\n othProps = getAllKeys(other),\n othLength = othProps.length;\n\n if (objLength != othLength && !isPartial) {\n return false;\n }\n var index = objLength;\n while (index--) {\n var key = objProps[index];\n if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {\n return false;\n }\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n\n var skipCtor = isPartial;\n while (++index < objLength) {\n key = objProps[index];\n var objValue = object[key],\n othValue = other[key];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, objValue, key, other, object, stack)\n : customizer(objValue, othValue, key, object, other, stack);\n }\n // Recursively compare objects (susceptible to call stack limits).\n if (!(compared === undefined\n ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))\n : compared\n )) {\n result = false;\n break;\n }\n skipCtor || (skipCtor = key == 'constructor');\n }\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor;\n\n // Non `Object` object instances with different constructors are not equal.\n if (objCtor != othCtor &&\n ('constructor' in object && 'constructor' in other) &&\n !(typeof objCtor == 'function' && objCtor instanceof objCtor &&\n typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n stack['delete'](object);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseRest` which flattens the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n function flatRest(func) {\n return setToString(overRest(func, undefined, flatten), func + '');\n }\n\n /**\n * Creates an array of own enumerable property names and symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\n }\n\n /**\n * Creates an array of own and inherited enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeysIn(object) {\n return baseGetAllKeys(object, keysIn, getSymbolsIn);\n }\n\n /**\n * Gets metadata for `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {*} Returns the metadata for `func`.\n */\n var getData = !metaMap ? noop : function(func) {\n return metaMap.get(func);\n };\n\n /**\n * Gets the name of `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {string} Returns the function name.\n */\n function getFuncName(func) {\n var result = (func.name + ''),\n array = realNames[result],\n length = hasOwnProperty.call(realNames, result) ? array.length : 0;\n\n while (length--) {\n var data = array[length],\n otherFunc = data.func;\n if (otherFunc == null || otherFunc == func) {\n return data.name;\n }\n }\n return result;\n }\n\n /**\n * Gets the argument placeholder value for `func`.\n *\n * @private\n * @param {Function} func The function to inspect.\n * @returns {*} Returns the placeholder value.\n */\n function getHolder(func) {\n var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;\n return object.placeholder;\n }\n\n /**\n * Gets the appropriate \"iteratee\" function. If `_.iteratee` is customized,\n * this function returns the custom method, otherwise it returns `baseIteratee`.\n * If arguments are provided, the chosen function is invoked with them and\n * its result is returned.\n *\n * @private\n * @param {*} [value] The value to convert to an iteratee.\n * @param {number} [arity] The arity of the created iteratee.\n * @returns {Function} Returns the chosen function or its result.\n */\n function getIteratee() {\n var result = lodash.iteratee || iteratee;\n result = result === iteratee ? baseIteratee : result;\n return arguments.length ? result(arguments[0], arguments[1]) : result;\n }\n\n /**\n * Gets the data for `map`.\n *\n * @private\n * @param {Object} map The map to query.\n * @param {string} key The reference key.\n * @returns {*} Returns the map data.\n */\n function getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key)\n ? data[typeof key == 'string' ? 'string' : 'hash']\n : data.map;\n }\n\n /**\n * Gets the property names, values, and compare flags of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the match data of `object`.\n */\n function getMatchData(object) {\n var result = keys(object),\n length = result.length;\n\n while (length--) {\n var key = result[length],\n value = object[key];\n\n result[length] = [key, value, isStrictComparable(value)];\n }\n return result;\n }\n\n /**\n * Gets the native function at `key` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the method to get.\n * @returns {*} Returns the function if it's native, else `undefined`.\n */\n function getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : undefined;\n }\n\n /**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\n function getRawTag(value) {\n var isOwn = hasOwnProperty.call(value, symToStringTag),\n tag = value[symToStringTag];\n\n try {\n value[symToStringTag] = undefined;\n var unmasked = true;\n } catch (e) {}\n\n var result = nativeObjectToString.call(value);\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag] = tag;\n } else {\n delete value[symToStringTag];\n }\n }\n return result;\n }\n\n /**\n * Creates an array of the own enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbols = !nativeGetSymbols ? stubArray : function(object) {\n if (object == null) {\n return [];\n }\n object = Object(object);\n return arrayFilter(nativeGetSymbols(object), function(symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n };\n\n /**\n * Creates an array of the own and inherited enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {\n var result = [];\n while (object) {\n arrayPush(result, getSymbols(object));\n object = getPrototype(object);\n }\n return result;\n };\n\n /**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n var getTag = baseGetTag;\n\n // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\n if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||\n (Map && getTag(new Map) != mapTag) ||\n (Promise && getTag(Promise.resolve()) != promiseTag) ||\n (Set && getTag(new Set) != setTag) ||\n (WeakMap && getTag(new WeakMap) != weakMapTag)) {\n getTag = function(value) {\n var result = baseGetTag(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString: return dataViewTag;\n case mapCtorString: return mapTag;\n case promiseCtorString: return promiseTag;\n case setCtorString: return setTag;\n case weakMapCtorString: return weakMapTag;\n }\n }\n return result;\n };\n }\n\n /**\n * Gets the view, applying any `transforms` to the `start` and `end` positions.\n *\n * @private\n * @param {number} start The start of the view.\n * @param {number} end The end of the view.\n * @param {Array} transforms The transformations to apply to the view.\n * @returns {Object} Returns an object containing the `start` and `end`\n * positions of the view.\n */\n function getView(start, end, transforms) {\n var index = -1,\n length = transforms.length;\n\n while (++index < length) {\n var data = transforms[index],\n size = data.size;\n\n switch (data.type) {\n case 'drop': start += size; break;\n case 'dropRight': end -= size; break;\n case 'take': end = nativeMin(end, start + size); break;\n case 'takeRight': start = nativeMax(start, end - size); break;\n }\n }\n return { 'start': start, 'end': end };\n }\n\n /**\n * Extracts wrapper details from the `source` body comment.\n *\n * @private\n * @param {string} source The source to inspect.\n * @returns {Array} Returns the wrapper details.\n */\n function getWrapDetails(source) {\n var match = source.match(reWrapDetails);\n return match ? match[1].split(reSplitDetails) : [];\n }\n\n /**\n * Checks if `path` exists on `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @param {Function} hasFunc The function to check properties.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n */\n function hasPath(object, path, hasFunc) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n result = false;\n\n while (++index < length) {\n var key = toKey(path[index]);\n if (!(result = object != null && hasFunc(object, key))) {\n break;\n }\n object = object[key];\n }\n if (result || ++index != length) {\n return result;\n }\n length = object == null ? 0 : object.length;\n return !!length && isLength(length) && isIndex(key, length) &&\n (isArray(object) || isArguments(object));\n }\n\n /**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n function initCloneArray(array) {\n var length = array.length,\n result = new array.constructor(length);\n\n // Add properties assigned by `RegExp#exec`.\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n return result;\n }\n\n /**\n * Initializes an object clone.\n *\n * @private\n * @param {Object} object The object to clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneObject(object) {\n return (typeof object.constructor == 'function' && !isPrototype(object))\n ? baseCreate(getPrototype(object))\n : {};\n }\n\n /**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneByTag(object, tag, isDeep) {\n var Ctor = object.constructor;\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag: case float64Tag:\n case int8Tag: case int16Tag: case int32Tag:\n case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return new Ctor;\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return new Ctor;\n\n case symbolTag:\n return cloneSymbol(object);\n }\n }\n\n /**\n * Inserts wrapper `details` in a comment at the top of the `source` body.\n *\n * @private\n * @param {string} source The source to modify.\n * @returns {Array} details The details to insert.\n * @returns {string} Returns the modified source.\n */\n function insertWrapDetails(source, details) {\n var length = details.length;\n if (!length) {\n return source;\n }\n var lastIndex = length - 1;\n details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];\n details = details.join(length > 2 ? ', ' : ' ');\n return source.replace(reWrapComment, '{\\n/* [wrapped with ' + details + '] */\\n');\n }\n\n /**\n * Checks if `value` is a flattenable `arguments` object or array.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.\n */\n function isFlattenable(value) {\n return isArray(value) || isArguments(value) ||\n !!(spreadableSymbol && value && value[spreadableSymbol]);\n }\n\n /**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\n function isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER : length;\n\n return !!length &&\n (type == 'number' ||\n (type != 'symbol' && reIsUint.test(value))) &&\n (value > -1 && value % 1 == 0 && value < length);\n }\n\n /**\n * Checks if the given arguments are from an iteratee call.\n *\n * @private\n * @param {*} value The potential iteratee value argument.\n * @param {*} index The potential iteratee index or key argument.\n * @param {*} object The potential iteratee object argument.\n * @returns {boolean} Returns `true` if the arguments are from an iteratee call,\n * else `false`.\n */\n function isIterateeCall(value, index, object) {\n if (!isObject(object)) {\n return false;\n }\n var type = typeof index;\n if (type == 'number'\n ? (isArrayLike(object) && isIndex(index, object.length))\n : (type == 'string' && index in object)\n ) {\n return eq(object[index], value);\n }\n return false;\n }\n\n /**\n * Checks if `value` is a property name and not a property path.\n *\n * @private\n * @param {*} value The value to check.\n * @param {Object} [object] The object to query keys on.\n * @returns {boolean} Returns `true` if `value` is a property name, else `false`.\n */\n function isKey(value, object) {\n if (isArray(value)) {\n return false;\n }\n var type = typeof value;\n if (type == 'number' || type == 'symbol' || type == 'boolean' ||\n value == null || isSymbol(value)) {\n return true;\n }\n return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||\n (object != null && value in Object(object));\n }\n\n /**\n * Checks if `value` is suitable for use as unique object key.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is suitable, else `false`.\n */\n function isKeyable(value) {\n var type = typeof value;\n return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')\n ? (value !== '__proto__')\n : (value === null);\n }\n\n /**\n * Checks if `func` has a lazy counterpart.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` has a lazy counterpart,\n * else `false`.\n */\n function isLaziable(func) {\n var funcName = getFuncName(func),\n other = lodash[funcName];\n\n if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {\n return false;\n }\n if (func === other) {\n return true;\n }\n var data = getData(other);\n return !!data && func === data[0];\n }\n\n /**\n * Checks if `func` has its source masked.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` is masked, else `false`.\n */\n function isMasked(func) {\n return !!maskSrcKey && (maskSrcKey in func);\n }\n\n /**\n * Checks if `func` is capable of being masked.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `func` is maskable, else `false`.\n */\n var isMaskable = coreJsData ? isFunction : stubFalse;\n\n /**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\n function isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;\n\n return value === proto;\n }\n\n /**\n * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` if suitable for strict\n * equality comparisons, else `false`.\n */\n function isStrictComparable(value) {\n return value === value && !isObject(value);\n }\n\n /**\n * A specialized version of `matchesProperty` for source values suitable\n * for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function matchesStrictComparable(key, srcValue) {\n return function(object) {\n if (object == null) {\n return false;\n }\n return object[key] === srcValue &&\n (srcValue !== undefined || (key in Object(object)));\n };\n }\n\n /**\n * A specialized version of `_.memoize` which clears the memoized function's\n * cache when it exceeds `MAX_MEMOIZE_SIZE`.\n *\n * @private\n * @param {Function} func The function to have its output memoized.\n * @returns {Function} Returns the new memoized function.\n */\n function memoizeCapped(func) {\n var result = memoize(func, function(key) {\n if (cache.size === MAX_MEMOIZE_SIZE) {\n cache.clear();\n }\n return key;\n });\n\n var cache = result.cache;\n return result;\n }\n\n /**\n * Merges the function metadata of `source` into `data`.\n *\n * Merging metadata reduces the number of wrappers used to invoke a function.\n * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`\n * may be applied regardless of execution order. Methods like `_.ary` and\n * `_.rearg` modify function arguments, making the order in which they are\n * executed important, preventing the merging of metadata. However, we make\n * an exception for a safe combined case where curried functions have `_.ary`\n * and or `_.rearg` applied.\n *\n * @private\n * @param {Array} data The destination metadata.\n * @param {Array} source The source metadata.\n * @returns {Array} Returns `data`.\n */\n function mergeData(data, source) {\n var bitmask = data[1],\n srcBitmask = source[1],\n newBitmask = bitmask | srcBitmask,\n isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);\n\n var isCombo =\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_CURRY_FLAG)) ||\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_REARG_FLAG) && (data[7].length <= source[8])) ||\n ((srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG)) && (source[7].length <= source[8]) && (bitmask == WRAP_CURRY_FLAG));\n\n // Exit early if metadata can't be merged.\n if (!(isCommon || isCombo)) {\n return data;\n }\n // Use source `thisArg` if available.\n if (srcBitmask & WRAP_BIND_FLAG) {\n data[2] = source[2];\n // Set when currying a bound function.\n newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;\n }\n // Compose partial arguments.\n var value = source[3];\n if (value) {\n var partials = data[3];\n data[3] = partials ? composeArgs(partials, value, source[4]) : value;\n data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];\n }\n // Compose partial right arguments.\n value = source[5];\n if (value) {\n partials = data[5];\n data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;\n data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];\n }\n // Use source `argPos` if available.\n value = source[7];\n if (value) {\n data[7] = value;\n }\n // Use source `ary` if it's smaller.\n if (srcBitmask & WRAP_ARY_FLAG) {\n data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);\n }\n // Use source `arity` if one is not provided.\n if (data[9] == null) {\n data[9] = source[9];\n }\n // Use source `func` and merge bitmasks.\n data[0] = source[0];\n data[1] = newBitmask;\n\n return data;\n }\n\n /**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function nativeKeysIn(object) {\n var result = [];\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\n function objectToString(value) {\n return nativeObjectToString.call(value);\n }\n\n /**\n * A specialized version of `baseRest` which transforms the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @param {Function} transform The rest array transform.\n * @returns {Function} Returns the new function.\n */\n function overRest(func, start, transform) {\n start = nativeMax(start === undefined ? (func.length - 1) : start, 0);\n return function() {\n var args = arguments,\n index = -1,\n length = nativeMax(args.length - start, 0),\n array = Array(length);\n\n while (++index < length) {\n array[index] = args[start + index];\n }\n index = -1;\n var otherArgs = Array(start + 1);\n while (++index < start) {\n otherArgs[index] = args[index];\n }\n otherArgs[start] = transform(array);\n return apply(func, this, otherArgs);\n };\n }\n\n /**\n * Gets the parent value at `path` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} path The path to get the parent value of.\n * @returns {*} Returns the parent value.\n */\n function parent(object, path) {\n return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));\n }\n\n /**\n * Reorder `array` according to the specified indexes where the element at\n * the first index is assigned as the first element, the element at\n * the second index is assigned as the second element, and so on.\n *\n * @private\n * @param {Array} array The array to reorder.\n * @param {Array} indexes The arranged array indexes.\n * @returns {Array} Returns `array`.\n */\n function reorder(array, indexes) {\n var arrLength = array.length,\n length = nativeMin(indexes.length, arrLength),\n oldArray = copyArray(array);\n\n while (length--) {\n var index = indexes[length];\n array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;\n }\n return array;\n }\n\n /**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function safeGet(object, key) {\n if (key === 'constructor' && typeof object[key] === 'function') {\n return;\n }\n\n if (key == '__proto__') {\n return;\n }\n\n return object[key];\n }\n\n /**\n * Sets metadata for `func`.\n *\n * **Note:** If this function becomes hot, i.e. is invoked a lot in a short\n * period of time, it will trip its breaker and transition to an identity\n * function to avoid garbage collection pauses in V8. See\n * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)\n * for more details.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var setData = shortOut(baseSetData);\n\n /**\n * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n var setTimeout = ctxSetTimeout || function(func, wait) {\n return root.setTimeout(func, wait);\n };\n\n /**\n * Sets the `toString` method of `func` to return `string`.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var setToString = shortOut(baseSetToString);\n\n /**\n * Sets the `toString` method of `wrapper` to mimic the source of `reference`\n * with wrapper details in a comment at the top of the source body.\n *\n * @private\n * @param {Function} wrapper The function to modify.\n * @param {Function} reference The reference function.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Function} Returns `wrapper`.\n */\n function setWrapToString(wrapper, reference, bitmask) {\n var source = (reference + '');\n return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));\n }\n\n /**\n * Creates a function that'll short out and invoke `identity` instead\n * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`\n * milliseconds.\n *\n * @private\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new shortable function.\n */\n function shortOut(func) {\n var count = 0,\n lastCalled = 0;\n\n return function() {\n var stamp = nativeNow(),\n remaining = HOT_SPAN - (stamp - lastCalled);\n\n lastCalled = stamp;\n if (remaining > 0) {\n if (++count >= HOT_COUNT) {\n return arguments[0];\n }\n } else {\n count = 0;\n }\n return func.apply(undefined, arguments);\n };\n }\n\n /**\n * A specialized version of `_.shuffle` which mutates and sets the size of `array`.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @param {number} [size=array.length] The size of `array`.\n * @returns {Array} Returns `array`.\n */\n function shuffleSelf(array, size) {\n var index = -1,\n length = array.length,\n lastIndex = length - 1;\n\n size = size === undefined ? length : size;\n while (++index < size) {\n var rand = baseRandom(index, lastIndex),\n value = array[rand];\n\n array[rand] = array[index];\n array[index] = value;\n }\n array.length = size;\n return array;\n }\n\n /**\n * Converts `string` to a property path array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the property path array.\n */\n var stringToPath = memoizeCapped(function(string) {\n var result = [];\n if (string.charCodeAt(0) === 46 /* . */) {\n result.push('');\n }\n string.replace(rePropName, function(match, number, quote, subString) {\n result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));\n });\n return result;\n });\n\n /**\n * Converts `value` to a string key if it's not a string or symbol.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {string|symbol} Returns the key.\n */\n function toKey(value) {\n if (typeof value == 'string' || isSymbol(value)) {\n return value;\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to convert.\n * @returns {string} Returns the source code.\n */\n function toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n try {\n return (func + '');\n } catch (e) {}\n }\n return '';\n }\n\n /**\n * Updates wrapper `details` based on `bitmask` flags.\n *\n * @private\n * @returns {Array} details The details to modify.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Array} Returns `details`.\n */\n function updateWrapDetails(details, bitmask) {\n arrayEach(wrapFlags, function(pair) {\n var value = '_.' + pair[0];\n if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {\n details.push(value);\n }\n });\n return details.sort();\n }\n\n /**\n * Creates a clone of `wrapper`.\n *\n * @private\n * @param {Object} wrapper The wrapper to clone.\n * @returns {Object} Returns the cloned wrapper.\n */\n function wrapperClone(wrapper) {\n if (wrapper instanceof LazyWrapper) {\n return wrapper.clone();\n }\n var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);\n result.__actions__ = copyArray(wrapper.__actions__);\n result.__index__ = wrapper.__index__;\n result.__values__ = wrapper.__values__;\n return result;\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of elements split into groups the length of `size`.\n * If `array` can't be split evenly, the final chunk will be the remaining\n * elements.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to process.\n * @param {number} [size=1] The length of each chunk\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the new array of chunks.\n * @example\n *\n * _.chunk(['a', 'b', 'c', 'd'], 2);\n * // => [['a', 'b'], ['c', 'd']]\n *\n * _.chunk(['a', 'b', 'c', 'd'], 3);\n * // => [['a', 'b', 'c'], ['d']]\n */\n function chunk(array, size, guard) {\n if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {\n size = 1;\n } else {\n size = nativeMax(toInteger(size), 0);\n }\n var length = array == null ? 0 : array.length;\n if (!length || size < 1) {\n return [];\n }\n var index = 0,\n resIndex = 0,\n result = Array(nativeCeil(length / size));\n\n while (index < length) {\n result[resIndex++] = baseSlice(array, index, (index += size));\n }\n return result;\n }\n\n /**\n * Creates an array with all falsey values removed. The values `false`, `null`,\n * `0`, `\"\"`, `undefined`, and `NaN` are falsey.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to compact.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.compact([0, 1, false, 2, '', 3]);\n * // => [1, 2, 3]\n */\n function compact(array) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * Creates a new array concatenating `array` with any additional arrays\n * and/or values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to concatenate.\n * @param {...*} [values] The values to concatenate.\n * @returns {Array} Returns the new concatenated array.\n * @example\n *\n * var array = [1];\n * var other = _.concat(array, 2, [3], [[4]]);\n *\n * console.log(other);\n * // => [1, 2, 3, [4]]\n *\n * console.log(array);\n * // => [1]\n */\n function concat() {\n var length = arguments.length;\n if (!length) {\n return [];\n }\n var args = Array(length - 1),\n array = arguments[0],\n index = length;\n\n while (index--) {\n args[index - 1] = arguments[index];\n }\n return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));\n }\n\n /**\n * Creates an array of `array` values not included in the other given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * **Note:** Unlike `_.pullAll`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.without, _.xor\n * @example\n *\n * _.difference([2, 1], [2, 3]);\n * // => [1]\n */\n var difference = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `iteratee` which\n * is invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * **Note:** Unlike `_.pullAllBy`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var differenceBy = baseRest(function(array, values) {\n var iteratee = last(values);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `comparator`\n * which is invoked to compare elements of `array` to `values`. The order and\n * references of result values are determined by the first array. The comparator\n * is invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.pullAllWith`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n *\n * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }]\n */\n var differenceWith = baseRest(function(array, values) {\n var comparator = last(values);\n if (isArrayLikeObject(comparator)) {\n comparator = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)\n : [];\n });\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.drop([1, 2, 3]);\n * // => [2, 3]\n *\n * _.drop([1, 2, 3], 2);\n * // => [3]\n *\n * _.drop([1, 2, 3], 5);\n * // => []\n *\n * _.drop([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function drop(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.dropRight([1, 2, 3]);\n * // => [1, 2]\n *\n * _.dropRight([1, 2, 3], 2);\n * // => [1]\n *\n * _.dropRight([1, 2, 3], 5);\n * // => []\n *\n * _.dropRight([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function dropRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the end.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.dropRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropRightWhile(users, ['active', false]);\n * // => objects for ['barney']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropRightWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the beginning.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.dropWhile(users, function(o) { return !o.active; });\n * // => objects for ['pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropWhile(users, ['active', false]);\n * // => objects for ['pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true)\n : [];\n }\n\n /**\n * Fills elements of `array` with `value` from `start` up to, but not\n * including, `end`.\n *\n * **Note:** This method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Array\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.fill(array, 'a');\n * console.log(array);\n * // => ['a', 'a', 'a']\n *\n * _.fill(Array(3), 2);\n * // => [2, 2, 2]\n *\n * _.fill([4, 6, 8, 10], '*', 1, 3);\n * // => [4, '*', '*', 10]\n */\n function fill(array, value, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {\n start = 0;\n end = length;\n }\n return baseFill(array, value, start, end);\n }\n\n /**\n * This method is like `_.find` except that it returns the index of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.findIndex(users, function(o) { return o.user == 'barney'; });\n * // => 0\n *\n * // The `_.matches` iteratee shorthand.\n * _.findIndex(users, { 'user': 'fred', 'active': false });\n * // => 1\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findIndex(users, ['active', false]);\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.findIndex(users, 'active');\n * // => 2\n */\n function findIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index);\n }\n\n /**\n * This method is like `_.findIndex` except that it iterates over elements\n * of `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });\n * // => 2\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastIndex(users, { 'user': 'barney', 'active': true });\n * // => 0\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastIndex(users, ['active', false]);\n * // => 2\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastIndex(users, 'active');\n * // => 0\n */\n function findLastIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length - 1;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = fromIndex < 0\n ? nativeMax(length + index, 0)\n : nativeMin(index, length - 1);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index, true);\n }\n\n /**\n * Flattens `array` a single level deep.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flatten([1, [2, [3, [4]], 5]]);\n * // => [1, 2, [3, [4]], 5]\n */\n function flatten(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, 1) : [];\n }\n\n /**\n * Recursively flattens `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flattenDeep([1, [2, [3, [4]], 5]]);\n * // => [1, 2, 3, 4, 5]\n */\n function flattenDeep(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, INFINITY) : [];\n }\n\n /**\n * Recursively flatten `array` up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * var array = [1, [2, [3, [4]], 5]];\n *\n * _.flattenDepth(array, 1);\n * // => [1, 2, [3, [4]], 5]\n *\n * _.flattenDepth(array, 2);\n * // => [1, 2, 3, [4], 5]\n */\n function flattenDepth(array, depth) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(array, depth);\n }\n\n /**\n * The inverse of `_.toPairs`; this method returns an object composed\n * from key-value `pairs`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} pairs The key-value pairs.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.fromPairs([['a', 1], ['b', 2]]);\n * // => { 'a': 1, 'b': 2 }\n */\n function fromPairs(pairs) {\n var index = -1,\n length = pairs == null ? 0 : pairs.length,\n result = {};\n\n while (++index < length) {\n var pair = pairs[index];\n result[pair[0]] = pair[1];\n }\n return result;\n }\n\n /**\n * Gets the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias first\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the first element of `array`.\n * @example\n *\n * _.head([1, 2, 3]);\n * // => 1\n *\n * _.head([]);\n * // => undefined\n */\n function head(array) {\n return (array && array.length) ? array[0] : undefined;\n }\n\n /**\n * Gets the index at which the first occurrence of `value` is found in `array`\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. If `fromIndex` is negative, it's used as the\n * offset from the end of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.indexOf([1, 2, 1, 2], 2);\n * // => 1\n *\n * // Search from the `fromIndex`.\n * _.indexOf([1, 2, 1, 2], 2, 2);\n * // => 3\n */\n function indexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseIndexOf(array, value, index);\n }\n\n /**\n * Gets all but the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.initial([1, 2, 3]);\n * // => [1, 2]\n */\n function initial(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 0, -1) : [];\n }\n\n /**\n * Creates an array of unique values that are included in all given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersection([2, 1], [2, 3]);\n * // => [2]\n */\n var intersection = baseRest(function(arrays) {\n var mapped = arrayMap(arrays, castArrayLikeObject);\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped)\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `iteratee`\n * which is invoked for each element of each `arrays` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [2.1]\n *\n * // The `_.property` iteratee shorthand.\n * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }]\n */\n var intersectionBy = baseRest(function(arrays) {\n var iteratee = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n if (iteratee === last(mapped)) {\n iteratee = undefined;\n } else {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `comparator`\n * which is invoked to compare elements of `arrays`. The order and references\n * of result values are determined by the first array. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.intersectionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }]\n */\n var intersectionWith = baseRest(function(arrays) {\n var comparator = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n comparator = typeof comparator == 'function' ? comparator : undefined;\n if (comparator) {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, undefined, comparator)\n : [];\n });\n\n /**\n * Converts all elements in `array` into a string separated by `separator`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to convert.\n * @param {string} [separator=','] The element separator.\n * @returns {string} Returns the joined string.\n * @example\n *\n * _.join(['a', 'b', 'c'], '~');\n * // => 'a~b~c'\n */\n function join(array, separator) {\n return array == null ? '' : nativeJoin.call(array, separator);\n }\n\n /**\n * Gets the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the last element of `array`.\n * @example\n *\n * _.last([1, 2, 3]);\n * // => 3\n */\n function last(array) {\n var length = array == null ? 0 : array.length;\n return length ? array[length - 1] : undefined;\n }\n\n /**\n * This method is like `_.indexOf` except that it iterates over elements of\n * `array` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.lastIndexOf([1, 2, 1, 2], 2);\n * // => 3\n *\n * // Search from the `fromIndex`.\n * _.lastIndexOf([1, 2, 1, 2], 2, 2);\n * // => 1\n */\n function lastIndexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n return value === value\n ? strictLastIndexOf(array, value, index)\n : baseFindIndex(array, baseIsNaN, index, true);\n }\n\n /**\n * Gets the element at index `n` of `array`. If `n` is negative, the nth\n * element from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.11.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=0] The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n *\n * _.nth(array, 1);\n * // => 'b'\n *\n * _.nth(array, -2);\n * // => 'c';\n */\n function nth(array, n) {\n return (array && array.length) ? baseNth(array, toInteger(n)) : undefined;\n }\n\n /**\n * Removes all given values from `array` using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`\n * to remove elements from an array by predicate.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...*} [values] The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pull(array, 'a', 'c');\n * console.log(array);\n * // => ['b', 'b']\n */\n var pull = baseRest(pullAll);\n\n /**\n * This method is like `_.pull` except that it accepts an array of values to remove.\n *\n * **Note:** Unlike `_.difference`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pullAll(array, ['a', 'c']);\n * console.log(array);\n * // => ['b', 'b']\n */\n function pullAll(array, values) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values)\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `iteratee` which is\n * invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The iteratee is invoked with one argument: (value).\n *\n * **Note:** Unlike `_.differenceBy`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];\n *\n * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');\n * console.log(array);\n * // => [{ 'x': 2 }]\n */\n function pullAllBy(array, values, iteratee) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, getIteratee(iteratee, 2))\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `comparator` which\n * is invoked to compare elements of `array` to `values`. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.differenceWith`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];\n *\n * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);\n * console.log(array);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]\n */\n function pullAllWith(array, values, comparator) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, undefined, comparator)\n : array;\n }\n\n /**\n * Removes elements from `array` corresponding to `indexes` and returns an\n * array of removed elements.\n *\n * **Note:** Unlike `_.at`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...(number|number[])} [indexes] The indexes of elements to remove.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n * var pulled = _.pullAt(array, [1, 3]);\n *\n * console.log(array);\n * // => ['a', 'c']\n *\n * console.log(pulled);\n * // => ['b', 'd']\n */\n var pullAt = flatRest(function(array, indexes) {\n var length = array == null ? 0 : array.length,\n result = baseAt(array, indexes);\n\n basePullAt(array, arrayMap(indexes, function(index) {\n return isIndex(index, length) ? +index : index;\n }).sort(compareAscending));\n\n return result;\n });\n\n /**\n * Removes all elements from `array` that `predicate` returns truthy for\n * and returns an array of the removed elements. The predicate is invoked\n * with three arguments: (value, index, array).\n *\n * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`\n * to pull elements from an array by value.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = [1, 2, 3, 4];\n * var evens = _.remove(array, function(n) {\n * return n % 2 == 0;\n * });\n *\n * console.log(array);\n * // => [1, 3]\n *\n * console.log(evens);\n * // => [2, 4]\n */\n function remove(array, predicate) {\n var result = [];\n if (!(array && array.length)) {\n return result;\n }\n var index = -1,\n indexes = [],\n length = array.length;\n\n predicate = getIteratee(predicate, 3);\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result.push(value);\n indexes.push(index);\n }\n }\n basePullAt(array, indexes);\n return result;\n }\n\n /**\n * Reverses `array` so that the first element becomes the last, the second\n * element becomes the second to last, and so on.\n *\n * **Note:** This method mutates `array` and is based on\n * [`Array#reverse`](https://mdn.io/Array/reverse).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.reverse(array);\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function reverse(array) {\n return array == null ? array : nativeReverse.call(array);\n }\n\n /**\n * Creates a slice of `array` from `start` up to, but not including, `end`.\n *\n * **Note:** This method is used instead of\n * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are\n * returned.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function slice(array, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {\n start = 0;\n end = length;\n }\n else {\n start = start == null ? 0 : toInteger(start);\n end = end === undefined ? length : toInteger(end);\n }\n return baseSlice(array, start, end);\n }\n\n /**\n * Uses a binary search to determine the lowest index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedIndex([30, 50], 40);\n * // => 1\n */\n function sortedIndex(array, value) {\n return baseSortedIndex(array, value);\n }\n\n /**\n * This method is like `_.sortedIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedIndexBy(objects, { 'x': 4 }, 'x');\n * // => 0\n */\n function sortedIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));\n }\n\n /**\n * This method is like `_.indexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedIndexOf([4, 5, 5, 5, 6], 5);\n * // => 1\n */\n function sortedIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value);\n if (index < length && eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.sortedIndex` except that it returns the highest\n * index at which `value` should be inserted into `array` in order to\n * maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedLastIndex([4, 5, 5, 5, 6], 5);\n * // => 4\n */\n function sortedLastIndex(array, value) {\n return baseSortedIndex(array, value, true);\n }\n\n /**\n * This method is like `_.sortedLastIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 1\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');\n * // => 1\n */\n function sortedLastIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);\n }\n\n /**\n * This method is like `_.lastIndexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);\n * // => 3\n */\n function sortedLastIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value, true) - 1;\n if (eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.uniq` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniq([1, 1, 2]);\n * // => [1, 2]\n */\n function sortedUniq(array) {\n return (array && array.length)\n ? baseSortedUniq(array)\n : [];\n }\n\n /**\n * This method is like `_.uniqBy` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);\n * // => [1.1, 2.3]\n */\n function sortedUniqBy(array, iteratee) {\n return (array && array.length)\n ? baseSortedUniq(array, getIteratee(iteratee, 2))\n : [];\n }\n\n /**\n * Gets all but the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.tail([1, 2, 3]);\n * // => [2, 3]\n */\n function tail(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 1, length) : [];\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.take([1, 2, 3]);\n * // => [1]\n *\n * _.take([1, 2, 3], 2);\n * // => [1, 2]\n *\n * _.take([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.take([1, 2, 3], 0);\n * // => []\n */\n function take(array, n, guard) {\n if (!(array && array.length)) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.takeRight([1, 2, 3]);\n * // => [3]\n *\n * _.takeRight([1, 2, 3], 2);\n * // => [2, 3]\n *\n * _.takeRight([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.takeRight([1, 2, 3], 0);\n * // => []\n */\n function takeRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with elements taken from the end. Elements are\n * taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.takeRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeRightWhile(users, ['active', false]);\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeRightWhile(users, 'active');\n * // => []\n */\n function takeRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), false, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` with elements taken from the beginning. Elements\n * are taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.takeWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeWhile(users, ['active', false]);\n * // => objects for ['barney', 'fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeWhile(users, 'active');\n * // => []\n */\n function takeWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3))\n : [];\n }\n\n /**\n * Creates an array of unique values, in order, from all given arrays using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.union([2], [1, 2]);\n * // => [2, 1]\n */\n var union = baseRest(function(arrays) {\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));\n });\n\n /**\n * This method is like `_.union` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which uniqueness is computed. Result values are chosen from the first\n * array in which the value occurs. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.unionBy([2.1], [1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n var unionBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.union` except that it accepts `comparator` which\n * is invoked to compare elements of `arrays`. Result values are chosen from\n * the first array in which the value occurs. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.unionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var unionWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator);\n });\n\n /**\n * Creates a duplicate-free version of an array, using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons, in which only the first occurrence of each element\n * is kept. The order of result values is determined by the order they occur\n * in the array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniq([2, 1, 2]);\n * // => [2, 1]\n */\n function uniq(array) {\n return (array && array.length) ? baseUniq(array) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * uniqueness is computed. The order of result values is determined by the\n * order they occur in the array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniqBy([2.1, 1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n function uniqBy(array, iteratee) {\n return (array && array.length) ? baseUniq(array, getIteratee(iteratee, 2)) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `comparator` which\n * is invoked to compare elements of `array`. The order of result values is\n * determined by the order they occur in the array.The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.uniqWith(objects, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]\n */\n function uniqWith(array, comparator) {\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return (array && array.length) ? baseUniq(array, undefined, comparator) : [];\n }\n\n /**\n * This method is like `_.zip` except that it accepts an array of grouped\n * elements and creates an array regrouping the elements to their pre-zip\n * configuration.\n *\n * @static\n * @memberOf _\n * @since 1.2.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n *\n * _.unzip(zipped);\n * // => [['a', 'b'], [1, 2], [true, false]]\n */\n function unzip(array) {\n if (!(array && array.length)) {\n return [];\n }\n var length = 0;\n array = arrayFilter(array, function(group) {\n if (isArrayLikeObject(group)) {\n length = nativeMax(group.length, length);\n return true;\n }\n });\n return baseTimes(length, function(index) {\n return arrayMap(array, baseProperty(index));\n });\n }\n\n /**\n * This method is like `_.unzip` except that it accepts `iteratee` to specify\n * how regrouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * regrouped values.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip([1, 2], [10, 20], [100, 200]);\n * // => [[1, 10, 100], [2, 20, 200]]\n *\n * _.unzipWith(zipped, _.add);\n * // => [3, 30, 300]\n */\n function unzipWith(array, iteratee) {\n if (!(array && array.length)) {\n return [];\n }\n var result = unzip(array);\n if (iteratee == null) {\n return result;\n }\n return arrayMap(result, function(group) {\n return apply(iteratee, undefined, group);\n });\n }\n\n /**\n * Creates an array excluding all given values using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.pull`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...*} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.xor\n * @example\n *\n * _.without([2, 1, 2, 3], 1, 2);\n * // => [3]\n */\n var without = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, values)\n : [];\n });\n\n /**\n * Creates an array of unique values that is the\n * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)\n * of the given arrays. The order of result values is determined by the order\n * they occur in the arrays.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.without\n * @example\n *\n * _.xor([2, 1], [2, 3]);\n * // => [1, 3]\n */\n var xor = baseRest(function(arrays) {\n return baseXor(arrayFilter(arrays, isArrayLikeObject));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which by which they're compared. The order of result values is determined\n * by the order they occur in the arrays. The iteratee is invoked with one\n * argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2, 3.4]\n *\n * // The `_.property` iteratee shorthand.\n * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var xorBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `comparator` which is\n * invoked to compare elements of `arrays`. The order of result values is\n * determined by the order they occur in the arrays. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.xorWith(objects, others, _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var xorWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);\n });\n\n /**\n * Creates an array of grouped elements, the first of which contains the\n * first elements of the given arrays, the second of which contains the\n * second elements of the given arrays, and so on.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n */\n var zip = baseRest(unzip);\n\n /**\n * This method is like `_.fromPairs` except that it accepts two arrays,\n * one of property identifiers and one of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 0.4.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObject(['a', 'b'], [1, 2]);\n * // => { 'a': 1, 'b': 2 }\n */\n function zipObject(props, values) {\n return baseZipObject(props || [], values || [], assignValue);\n }\n\n /**\n * This method is like `_.zipObject` except that it supports property paths.\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);\n * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }\n */\n function zipObjectDeep(props, values) {\n return baseZipObject(props || [], values || [], baseSet);\n }\n\n /**\n * This method is like `_.zip` except that it accepts `iteratee` to specify\n * how grouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * grouped values.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {\n * return a + b + c;\n * });\n * // => [111, 222]\n */\n var zipWith = baseRest(function(arrays) {\n var length = arrays.length,\n iteratee = length > 1 ? arrays[length - 1] : undefined;\n\n iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined;\n return unzipWith(arrays, iteratee);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` wrapper instance that wraps `value` with explicit method\n * chain sequences enabled. The result of such sequences must be unwrapped\n * with `_#value`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Seq\n * @param {*} value The value to wrap.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'pebbles', 'age': 1 }\n * ];\n *\n * var youngest = _\n * .chain(users)\n * .sortBy('age')\n * .map(function(o) {\n * return o.user + ' is ' + o.age;\n * })\n * .head()\n * .value();\n * // => 'pebbles is 1'\n */\n function chain(value) {\n var result = lodash(value);\n result.__chain__ = true;\n return result;\n }\n\n /**\n * This method invokes `interceptor` and returns `value`. The interceptor\n * is invoked with one argument; (value). The purpose of this method is to\n * \"tap into\" a method chain sequence in order to modify intermediate results.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns `value`.\n * @example\n *\n * _([1, 2, 3])\n * .tap(function(array) {\n * // Mutate input array.\n * array.pop();\n * })\n * .reverse()\n * .value();\n * // => [2, 1]\n */\n function tap(value, interceptor) {\n interceptor(value);\n return value;\n }\n\n /**\n * This method is like `_.tap` except that it returns the result of `interceptor`.\n * The purpose of this method is to \"pass thru\" values replacing intermediate\n * results in a method chain sequence.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns the result of `interceptor`.\n * @example\n *\n * _(' abc ')\n * .chain()\n * .trim()\n * .thru(function(value) {\n * return [value];\n * })\n * .value();\n * // => ['abc']\n */\n function thru(value, interceptor) {\n return interceptor(value);\n }\n\n /**\n * This method is the wrapper version of `_.at`.\n *\n * @name at\n * @memberOf _\n * @since 1.0.0\n * @category Seq\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _(object).at(['a[0].b.c', 'a[1]']).value();\n * // => [3, 4]\n */\n var wrapperAt = flatRest(function(paths) {\n var length = paths.length,\n start = length ? paths[0] : 0,\n value = this.__wrapped__,\n interceptor = function(object) { return baseAt(object, paths); };\n\n if (length > 1 || this.__actions__.length ||\n !(value instanceof LazyWrapper) || !isIndex(start)) {\n return this.thru(interceptor);\n }\n value = value.slice(start, +start + (length ? 1 : 0));\n value.__actions__.push({\n 'func': thru,\n 'args': [interceptor],\n 'thisArg': undefined\n });\n return new LodashWrapper(value, this.__chain__).thru(function(array) {\n if (length && !array.length) {\n array.push(undefined);\n }\n return array;\n });\n });\n\n /**\n * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.\n *\n * @name chain\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 }\n * ];\n *\n * // A sequence without explicit chaining.\n * _(users).head();\n * // => { 'user': 'barney', 'age': 36 }\n *\n * // A sequence with explicit chaining.\n * _(users)\n * .chain()\n * .head()\n * .pick('user')\n * .value();\n * // => { 'user': 'barney' }\n */\n function wrapperChain() {\n return chain(this);\n }\n\n /**\n * Executes the chain sequence and returns the wrapped result.\n *\n * @name commit\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2];\n * var wrapped = _(array).push(3);\n *\n * console.log(array);\n * // => [1, 2]\n *\n * wrapped = wrapped.commit();\n * console.log(array);\n * // => [1, 2, 3]\n *\n * wrapped.last();\n * // => 3\n *\n * console.log(array);\n * // => [1, 2, 3]\n */\n function wrapperCommit() {\n return new LodashWrapper(this.value(), this.__chain__);\n }\n\n /**\n * Gets the next value on a wrapped object following the\n * [iterator protocol](https://mdn.io/iteration_protocols#iterator).\n *\n * @name next\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the next iterator value.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 1 }\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 2 }\n *\n * wrapped.next();\n * // => { 'done': true, 'value': undefined }\n */\n function wrapperNext() {\n if (this.__values__ === undefined) {\n this.__values__ = toArray(this.value());\n }\n var done = this.__index__ >= this.__values__.length,\n value = done ? undefined : this.__values__[this.__index__++];\n\n return { 'done': done, 'value': value };\n }\n\n /**\n * Enables the wrapper to be iterable.\n *\n * @name Symbol.iterator\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the wrapper object.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped[Symbol.iterator]() === wrapped;\n * // => true\n *\n * Array.from(wrapped);\n * // => [1, 2]\n */\n function wrapperToIterator() {\n return this;\n }\n\n /**\n * Creates a clone of the chain sequence planting `value` as the wrapped value.\n *\n * @name plant\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @param {*} value The value to plant.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2]).map(square);\n * var other = wrapped.plant([3, 4]);\n *\n * other.value();\n * // => [9, 16]\n *\n * wrapped.value();\n * // => [1, 4]\n */\n function wrapperPlant(value) {\n var result,\n parent = this;\n\n while (parent instanceof baseLodash) {\n var clone = wrapperClone(parent);\n clone.__index__ = 0;\n clone.__values__ = undefined;\n if (result) {\n previous.__wrapped__ = clone;\n } else {\n result = clone;\n }\n var previous = clone;\n parent = parent.__wrapped__;\n }\n previous.__wrapped__ = value;\n return result;\n }\n\n /**\n * This method is the wrapper version of `_.reverse`.\n *\n * **Note:** This method mutates the wrapped array.\n *\n * @name reverse\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _(array).reverse().value()\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function wrapperReverse() {\n var value = this.__wrapped__;\n if (value instanceof LazyWrapper) {\n var wrapped = value;\n if (this.__actions__.length) {\n wrapped = new LazyWrapper(this);\n }\n wrapped = wrapped.reverse();\n wrapped.__actions__.push({\n 'func': thru,\n 'args': [reverse],\n 'thisArg': undefined\n });\n return new LodashWrapper(wrapped, this.__chain__);\n }\n return this.thru(reverse);\n }\n\n /**\n * Executes the chain sequence to resolve the unwrapped value.\n *\n * @name value\n * @memberOf _\n * @since 0.1.0\n * @alias toJSON, valueOf\n * @category Seq\n * @returns {*} Returns the resolved unwrapped value.\n * @example\n *\n * _([1, 2, 3]).value();\n * // => [1, 2, 3]\n */\n function wrapperValue() {\n return baseWrapperValue(this.__wrapped__, this.__actions__);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the number of times the key was returned by `iteratee`. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.countBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': 1, '6': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.countBy(['one', 'two', 'three'], 'length');\n * // => { '3': 2, '5': 1 }\n */\n var countBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n ++result[key];\n } else {\n baseAssignValue(result, key, 1);\n }\n });\n\n /**\n * Checks if `predicate` returns truthy for **all** elements of `collection`.\n * Iteration is stopped once `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * **Note:** This method returns `true` for\n * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because\n * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of\n * elements of empty collections.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n * @example\n *\n * _.every([true, 1, null, 'yes'], Boolean);\n * // => false\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.every(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.every(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.every(users, 'active');\n * // => false\n */\n function every(collection, predicate, guard) {\n var func = isArray(collection) ? arrayEvery : baseEvery;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning an array of all elements\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * **Note:** Unlike `_.remove`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.reject\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * _.filter(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, { 'age': 36, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.filter(users, 'active');\n * // => objects for ['barney']\n */\n function filter(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning the first element\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false },\n * { 'user': 'pebbles', 'age': 1, 'active': true }\n * ];\n *\n * _.find(users, function(o) { return o.age < 40; });\n * // => object for 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.find(users, { 'age': 1, 'active': true });\n * // => object for 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.find(users, ['active', false]);\n * // => object for 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.find(users, 'active');\n * // => object for 'barney'\n */\n var find = createFind(findIndex);\n\n /**\n * This method is like `_.find` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=collection.length-1] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * _.findLast([1, 2, 3, 4], function(n) {\n * return n % 2 == 1;\n * });\n * // => 3\n */\n var findLast = createFind(findLastIndex);\n\n /**\n * Creates a flattened array of values by running each element in `collection`\n * thru `iteratee` and flattening the mapped results. The iteratee is invoked\n * with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [n, n];\n * }\n *\n * _.flatMap([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMap(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), 1);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDeep([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMapDeep(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), INFINITY);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDepth([1, 2], duplicate, 2);\n * // => [[1, 1], [2, 2]]\n */\n function flatMapDepth(collection, iteratee, depth) {\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(map(collection, iteratee), depth);\n }\n\n /**\n * Iterates over elements of `collection` and invokes `iteratee` for each element.\n * The iteratee is invoked with three arguments: (value, index|key, collection).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * **Note:** As with other \"Collections\" methods, objects with a \"length\"\n * property are iterated like arrays. To avoid this behavior use `_.forIn`\n * or `_.forOwn` for object iteration.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias each\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEachRight\n * @example\n *\n * _.forEach([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `1` then `2`.\n *\n * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forEach(collection, iteratee) {\n var func = isArray(collection) ? arrayEach : baseEach;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forEach` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @alias eachRight\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEach\n * @example\n *\n * _.forEachRight([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `2` then `1`.\n */\n function forEachRight(collection, iteratee) {\n var func = isArray(collection) ? arrayEachRight : baseEachRight;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The order of grouped values\n * is determined by the order they occur in `collection`. The corresponding\n * value of each key is an array of elements responsible for generating the\n * key. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.groupBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': [4.2], '6': [6.1, 6.3] }\n *\n * // The `_.property` iteratee shorthand.\n * _.groupBy(['one', 'two', 'three'], 'length');\n * // => { '3': ['one', 'two'], '5': ['three'] }\n */\n var groupBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n result[key].push(value);\n } else {\n baseAssignValue(result, key, [value]);\n }\n });\n\n /**\n * Checks if `value` is in `collection`. If `collection` is a string, it's\n * checked for a substring of `value`, otherwise\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * is used for equality comparisons. If `fromIndex` is negative, it's used as\n * the offset from the end of `collection`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {boolean} Returns `true` if `value` is found, else `false`.\n * @example\n *\n * _.includes([1, 2, 3], 1);\n * // => true\n *\n * _.includes([1, 2, 3], 1, 2);\n * // => false\n *\n * _.includes({ 'a': 1, 'b': 2 }, 1);\n * // => true\n *\n * _.includes('abcd', 'bc');\n * // => true\n */\n function includes(collection, value, fromIndex, guard) {\n collection = isArrayLike(collection) ? collection : values(collection);\n fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0;\n\n var length = collection.length;\n if (fromIndex < 0) {\n fromIndex = nativeMax(length + fromIndex, 0);\n }\n return isString(collection)\n ? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1)\n : (!!length && baseIndexOf(collection, value, fromIndex) > -1);\n }\n\n /**\n * Invokes the method at `path` of each element in `collection`, returning\n * an array of the results of each invoked method. Any additional arguments\n * are provided to each invoked method. If `path` is a function, it's invoked\n * for, and `this` bound to, each element in `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array|Function|string} path The path of the method to invoke or\n * the function invoked per iteration.\n * @param {...*} [args] The arguments to invoke each method with.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');\n * // => [[1, 5, 7], [1, 2, 3]]\n *\n * _.invokeMap([123, 456], String.prototype.split, '');\n * // => [['1', '2', '3'], ['4', '5', '6']]\n */\n var invokeMap = baseRest(function(collection, path, args) {\n var index = -1,\n isFunc = typeof path == 'function',\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value) {\n result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);\n });\n return result;\n });\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the last element responsible for generating the key. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * var array = [\n * { 'dir': 'left', 'code': 97 },\n * { 'dir': 'right', 'code': 100 }\n * ];\n *\n * _.keyBy(array, function(o) {\n * return String.fromCharCode(o.code);\n * });\n * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }\n *\n * _.keyBy(array, 'dir');\n * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }\n */\n var keyBy = createAggregator(function(result, value, key) {\n baseAssignValue(result, key, value);\n });\n\n /**\n * Creates an array of values by running each element in `collection` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.\n *\n * The guarded methods are:\n * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,\n * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,\n * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,\n * `template`, `trim`, `trimEnd`, `trimStart`, and `words`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * _.map([4, 8], square);\n * // => [16, 64]\n *\n * _.map({ 'a': 4, 'b': 8 }, square);\n * // => [16, 64] (iteration order is not guaranteed)\n *\n * var users = [\n * { 'user': 'barney' },\n * { 'user': 'fred' }\n * ];\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, 'user');\n * // => ['barney', 'fred']\n */\n function map(collection, iteratee) {\n var func = isArray(collection) ? arrayMap : baseMap;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.sortBy` except that it allows specifying the sort\n * orders of the iteratees to sort by. If `orders` is unspecified, all values\n * are sorted in ascending order. Otherwise, specify an order of \"desc\" for\n * descending or \"asc\" for ascending sort order of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @param {string[]} [orders] The sort orders of `iteratees`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 34 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 36 }\n * ];\n *\n * // Sort by `user` in ascending order and by `age` in descending order.\n * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n */\n function orderBy(collection, iteratees, orders, guard) {\n if (collection == null) {\n return [];\n }\n if (!isArray(iteratees)) {\n iteratees = iteratees == null ? [] : [iteratees];\n }\n orders = guard ? undefined : orders;\n if (!isArray(orders)) {\n orders = orders == null ? [] : [orders];\n }\n return baseOrderBy(collection, iteratees, orders);\n }\n\n /**\n * Creates an array of elements split into two groups, the first of which\n * contains elements `predicate` returns truthy for, the second of which\n * contains elements `predicate` returns falsey for. The predicate is\n * invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of grouped elements.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true },\n * { 'user': 'pebbles', 'age': 1, 'active': false }\n * ];\n *\n * _.partition(users, function(o) { return o.active; });\n * // => objects for [['fred'], ['barney', 'pebbles']]\n *\n * // The `_.matches` iteratee shorthand.\n * _.partition(users, { 'age': 1, 'active': false });\n * // => objects for [['pebbles'], ['barney', 'fred']]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.partition(users, ['active', false]);\n * // => objects for [['barney', 'pebbles'], ['fred']]\n *\n * // The `_.property` iteratee shorthand.\n * _.partition(users, 'active');\n * // => objects for [['fred'], ['barney', 'pebbles']]\n */\n var partition = createAggregator(function(result, value, key) {\n result[key ? 0 : 1].push(value);\n }, function() { return [[], []]; });\n\n /**\n * Reduces `collection` to a value which is the accumulated result of running\n * each element in `collection` thru `iteratee`, where each successive\n * invocation is supplied the return value of the previous. If `accumulator`\n * is not given, the first element of `collection` is used as the initial\n * value. The iteratee is invoked with four arguments:\n * (accumulator, value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.reduce`, `_.reduceRight`, and `_.transform`.\n *\n * The guarded methods are:\n * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,\n * and `sortBy`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduceRight\n * @example\n *\n * _.reduce([1, 2], function(sum, n) {\n * return sum + n;\n * }, 0);\n * // => 3\n *\n * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * return result;\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)\n */\n function reduce(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduce : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);\n }\n\n /**\n * This method is like `_.reduce` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduce\n * @example\n *\n * var array = [[0, 1], [2, 3], [4, 5]];\n *\n * _.reduceRight(array, function(flattened, other) {\n * return flattened.concat(other);\n * }, []);\n * // => [4, 5, 2, 3, 0, 1]\n */\n function reduceRight(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduceRight : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);\n }\n\n /**\n * The opposite of `_.filter`; this method returns the elements of `collection`\n * that `predicate` does **not** return truthy for.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.filter\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true }\n * ];\n *\n * _.reject(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.reject(users, { 'age': 40, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.reject(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.reject(users, 'active');\n * // => objects for ['barney']\n */\n function reject(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, negate(getIteratee(predicate, 3)));\n }\n\n /**\n * Gets a random element from `collection`.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n * @example\n *\n * _.sample([1, 2, 3, 4]);\n * // => 2\n */\n function sample(collection) {\n var func = isArray(collection) ? arraySample : baseSample;\n return func(collection);\n }\n\n /**\n * Gets `n` random elements at unique keys from `collection` up to the\n * size of `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @param {number} [n=1] The number of elements to sample.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the random elements.\n * @example\n *\n * _.sampleSize([1, 2, 3], 2);\n * // => [3, 1]\n *\n * _.sampleSize([1, 2, 3], 4);\n * // => [2, 3, 1]\n */\n function sampleSize(collection, n, guard) {\n if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n var func = isArray(collection) ? arraySampleSize : baseSampleSize;\n return func(collection, n);\n }\n\n /**\n * Creates an array of shuffled values, using a version of the\n * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n * @example\n *\n * _.shuffle([1, 2, 3, 4]);\n * // => [4, 1, 3, 2]\n */\n function shuffle(collection) {\n var func = isArray(collection) ? arrayShuffle : baseShuffle;\n return func(collection);\n }\n\n /**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\n function size(collection) {\n if (collection == null) {\n return 0;\n }\n if (isArrayLike(collection)) {\n return isString(collection) ? stringSize(collection) : collection.length;\n }\n var tag = getTag(collection);\n if (tag == mapTag || tag == setTag) {\n return collection.size;\n }\n return baseKeys(collection).length;\n }\n\n /**\n * Checks if `predicate` returns truthy for **any** element of `collection`.\n * Iteration is stopped once `predicate` returns truthy. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n * @example\n *\n * _.some([null, 0, 'yes', false], Boolean);\n * // => true\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.some(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.some(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.some(users, 'active');\n * // => true\n */\n function some(collection, predicate, guard) {\n var func = isArray(collection) ? arraySome : baseSome;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Creates an array of elements, sorted in ascending order by the results of\n * running each element in a collection thru each iteratee. This method\n * performs a stable sort, that is, it preserves the original sort order of\n * equal elements. The iteratees are invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 34 }\n * ];\n *\n * _.sortBy(users, [function(o) { return o.user; }]);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n *\n * _.sortBy(users, ['user', 'age']);\n * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]]\n */\n var sortBy = baseRest(function(collection, iteratees) {\n if (collection == null) {\n return [];\n }\n var length = iteratees.length;\n if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {\n iteratees = [];\n } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {\n iteratees = [iteratees[0]];\n }\n return baseOrderBy(collection, baseFlatten(iteratees, 1), []);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n * console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\n var now = ctxNow || function() {\n return root.Date.now();\n };\n\n /*------------------------------------------------------------------------*/\n\n /**\n * The opposite of `_.before`; this method creates a function that invokes\n * `func` once it's called `n` or more times.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {number} n The number of calls before `func` is invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var saves = ['profile', 'settings'];\n *\n * var done = _.after(saves.length, function() {\n * console.log('done saving!');\n * });\n *\n * _.forEach(saves, function(type) {\n * asyncSave({ 'type': type, 'complete': done });\n * });\n * // => Logs 'done saving!' after the two async saves have completed.\n */\n function after(n, func) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n < 1) {\n return func.apply(this, arguments);\n }\n };\n }\n\n /**\n * Creates a function that invokes `func`, with up to `n` arguments,\n * ignoring any additional arguments.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @param {number} [n=func.length] The arity cap.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.ary(parseInt, 1));\n * // => [6, 8, 10]\n */\n function ary(func, n, guard) {\n n = guard ? undefined : n;\n n = (func && n == null) ? func.length : n;\n return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);\n }\n\n /**\n * Creates a function that invokes `func`, with the `this` binding and arguments\n * of the created function, while it's called less than `n` times. Subsequent\n * calls to the created function return the result of the last `func` invocation.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {number} n The number of calls at which `func` is no longer invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * jQuery(element).on('click', _.before(5, addContactToList));\n * // => Allows adding up to 4 contacts to the list.\n */\n function before(n, func) {\n var result;\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n > 0) {\n result = func.apply(this, arguments);\n }\n if (n <= 1) {\n func = undefined;\n }\n return result;\n };\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of `thisArg`\n * and `partials` prepended to the arguments it receives.\n *\n * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for partially applied arguments.\n *\n * **Note:** Unlike native `Function#bind`, this method doesn't set the \"length\"\n * property of bound functions.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to bind.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * function greet(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n *\n * var object = { 'user': 'fred' };\n *\n * var bound = _.bind(greet, object, 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bind(greet, object, _, '!');\n * bound('hi');\n * // => 'hi fred!'\n */\n var bind = baseRest(function(func, thisArg, partials) {\n var bitmask = WRAP_BIND_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bind));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(func, bitmask, thisArg, partials, holders);\n });\n\n /**\n * Creates a function that invokes the method at `object[key]` with `partials`\n * prepended to the arguments it receives.\n *\n * This method differs from `_.bind` by allowing bound functions to reference\n * methods that may be redefined or don't yet exist. See\n * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)\n * for more details.\n *\n * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Function\n * @param {Object} object The object to invoke the method on.\n * @param {string} key The key of the method.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * var object = {\n * 'user': 'fred',\n * 'greet': function(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n * };\n *\n * var bound = _.bindKey(object, 'greet', 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * object.greet = function(greeting, punctuation) {\n * return greeting + 'ya ' + this.user + punctuation;\n * };\n *\n * bound('!');\n * // => 'hiya fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bindKey(object, 'greet', _, '!');\n * bound('hi');\n * // => 'hiya fred!'\n */\n var bindKey = baseRest(function(object, key, partials) {\n var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bindKey));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(key, bitmask, object, partials, holders);\n });\n\n /**\n * Creates a function that accepts arguments of `func` and either invokes\n * `func` returning its result, if at least `arity` number of arguments have\n * been provided, or returns a function that accepts the remaining `func`\n * arguments, and so on. The arity of `func` may be specified if `func.length`\n * is not sufficient.\n *\n * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curry(abc);\n *\n * curried(1)(2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(1)(_, 3)(2);\n * // => [1, 2, 3]\n */\n function curry(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curry.placeholder;\n return result;\n }\n\n /**\n * This method is like `_.curry` except that arguments are applied to `func`\n * in the manner of `_.partialRight` instead of `_.partial`.\n *\n * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curryRight(abc);\n *\n * curried(3)(2)(1);\n * // => [1, 2, 3]\n *\n * curried(2, 3)(1);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(3)(1, _)(2);\n * // => [1, 2, 3]\n */\n function curryRight(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curryRight.placeholder;\n return result;\n }\n\n /**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n * Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n * The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n * 'leading': true,\n * 'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\n function debounce(func, wait, options) {\n var lastArgs,\n lastThis,\n maxWait,\n result,\n timerId,\n lastCallTime,\n lastInvokeTime = 0,\n leading = false,\n maxing = false,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n wait = toNumber(wait) || 0;\n if (isObject(options)) {\n leading = !!options.leading;\n maxing = 'maxWait' in options;\n maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n function invokeFunc(time) {\n var args = lastArgs,\n thisArg = lastThis;\n\n lastArgs = lastThis = undefined;\n lastInvokeTime = time;\n result = func.apply(thisArg, args);\n return result;\n }\n\n function leadingEdge(time) {\n // Reset any `maxWait` timer.\n lastInvokeTime = time;\n // Start the timer for the trailing edge.\n timerId = setTimeout(timerExpired, wait);\n // Invoke the leading edge.\n return leading ? invokeFunc(time) : result;\n }\n\n function remainingWait(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime,\n timeWaiting = wait - timeSinceLastCall;\n\n return maxing\n ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke)\n : timeWaiting;\n }\n\n function shouldInvoke(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime;\n\n // Either this is the first call, activity has stopped and we're at the\n // trailing edge, the system time has gone backwards and we're treating\n // it as the trailing edge, or we've hit the `maxWait` limit.\n return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||\n (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));\n }\n\n function timerExpired() {\n var time = now();\n if (shouldInvoke(time)) {\n return trailingEdge(time);\n }\n // Restart the timer.\n timerId = setTimeout(timerExpired, remainingWait(time));\n }\n\n function trailingEdge(time) {\n timerId = undefined;\n\n // Only invoke if we have `lastArgs` which means `func` has been\n // debounced at least once.\n if (trailing && lastArgs) {\n return invokeFunc(time);\n }\n lastArgs = lastThis = undefined;\n return result;\n }\n\n function cancel() {\n if (timerId !== undefined) {\n clearTimeout(timerId);\n }\n lastInvokeTime = 0;\n lastArgs = lastCallTime = lastThis = timerId = undefined;\n }\n\n function flush() {\n return timerId === undefined ? result : trailingEdge(now());\n }\n\n function debounced() {\n var time = now(),\n isInvoking = shouldInvoke(time);\n\n lastArgs = arguments;\n lastThis = this;\n lastCallTime = time;\n\n if (isInvoking) {\n if (timerId === undefined) {\n return leadingEdge(lastCallTime);\n }\n if (maxing) {\n // Handle invocations in a tight loop.\n clearTimeout(timerId);\n timerId = setTimeout(timerExpired, wait);\n return invokeFunc(lastCallTime);\n }\n }\n if (timerId === undefined) {\n timerId = setTimeout(timerExpired, wait);\n }\n return result;\n }\n debounced.cancel = cancel;\n debounced.flush = flush;\n return debounced;\n }\n\n /**\n * Defers invoking the `func` until the current call stack has cleared. Any\n * additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to defer.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.defer(function(text) {\n * console.log(text);\n * }, 'deferred');\n * // => Logs 'deferred' after one millisecond.\n */\n var defer = baseRest(function(func, args) {\n return baseDelay(func, 1, args);\n });\n\n /**\n * Invokes `func` after `wait` milliseconds. Any additional arguments are\n * provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.delay(function(text) {\n * console.log(text);\n * }, 1000, 'later');\n * // => Logs 'later' after one second.\n */\n var delay = baseRest(function(func, wait, args) {\n return baseDelay(func, toNumber(wait) || 0, args);\n });\n\n /**\n * Creates a function that invokes `func` with arguments reversed.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to flip arguments for.\n * @returns {Function} Returns the new flipped function.\n * @example\n *\n * var flipped = _.flip(function() {\n * return _.toArray(arguments);\n * });\n *\n * flipped('a', 'b', 'c', 'd');\n * // => ['d', 'c', 'b', 'a']\n */\n function flip(func) {\n return createWrap(func, WRAP_FLIP_FLAG);\n }\n\n /**\n * Creates a function that memoizes the result of `func`. If `resolver` is\n * provided, it determines the cache key for storing the result based on the\n * arguments provided to the memoized function. By default, the first argument\n * provided to the memoized function is used as the map cache key. The `func`\n * is invoked with the `this` binding of the memoized function.\n *\n * **Note:** The cache is exposed as the `cache` property on the memoized\n * function. Its creation may be customized by replacing the `_.memoize.Cache`\n * constructor with one whose instances implement the\n * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)\n * method interface of `clear`, `delete`, `get`, `has`, and `set`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to have its output memoized.\n * @param {Function} [resolver] The function to resolve the cache key.\n * @returns {Function} Returns the new memoized function.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n * var other = { 'c': 3, 'd': 4 };\n *\n * var values = _.memoize(_.values);\n * values(object);\n * // => [1, 2]\n *\n * values(other);\n * // => [3, 4]\n *\n * object.a = 2;\n * values(object);\n * // => [1, 2]\n *\n * // Modify the result cache.\n * values.cache.set(object, ['a', 'b']);\n * values(object);\n * // => ['a', 'b']\n *\n * // Replace `_.memoize.Cache`.\n * _.memoize.Cache = WeakMap;\n */\n function memoize(func, resolver) {\n if (typeof func != 'function' || (resolver != null && typeof resolver != 'function')) {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var memoized = function() {\n var args = arguments,\n key = resolver ? resolver.apply(this, args) : args[0],\n cache = memoized.cache;\n\n if (cache.has(key)) {\n return cache.get(key);\n }\n var result = func.apply(this, args);\n memoized.cache = cache.set(key, result) || cache;\n return result;\n };\n memoized.cache = new (memoize.Cache || MapCache);\n return memoized;\n }\n\n // Expose `MapCache`.\n memoize.Cache = MapCache;\n\n /**\n * Creates a function that negates the result of the predicate `func`. The\n * `func` predicate is invoked with the `this` binding and arguments of the\n * created function.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} predicate The predicate to negate.\n * @returns {Function} Returns the new negated function.\n * @example\n *\n * function isEven(n) {\n * return n % 2 == 0;\n * }\n *\n * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));\n * // => [1, 3, 5]\n */\n function negate(predicate) {\n if (typeof predicate != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return function() {\n var args = arguments;\n switch (args.length) {\n case 0: return !predicate.call(this);\n case 1: return !predicate.call(this, args[0]);\n case 2: return !predicate.call(this, args[0], args[1]);\n case 3: return !predicate.call(this, args[0], args[1], args[2]);\n }\n return !predicate.apply(this, args);\n };\n }\n\n /**\n * Creates a function that is restricted to invoking `func` once. Repeat calls\n * to the function return the value of the first invocation. The `func` is\n * invoked with the `this` binding and arguments of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var initialize = _.once(createApplication);\n * initialize();\n * initialize();\n * // => `createApplication` is invoked once\n */\n function once(func) {\n return before(2, func);\n }\n\n /**\n * Creates a function that invokes `func` with its arguments transformed.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Function\n * @param {Function} func The function to wrap.\n * @param {...(Function|Function[])} [transforms=[_.identity]]\n * The argument transforms.\n * @returns {Function} Returns the new function.\n * @example\n *\n * function doubled(n) {\n * return n * 2;\n * }\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var func = _.overArgs(function(x, y) {\n * return [x, y];\n * }, [square, doubled]);\n *\n * func(9, 3);\n * // => [81, 6]\n *\n * func(10, 5);\n * // => [100, 10]\n */\n var overArgs = castRest(function(func, transforms) {\n transforms = (transforms.length == 1 && isArray(transforms[0]))\n ? arrayMap(transforms[0], baseUnary(getIteratee()))\n : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));\n\n var funcsLength = transforms.length;\n return baseRest(function(args) {\n var index = -1,\n length = nativeMin(args.length, funcsLength);\n\n while (++index < length) {\n args[index] = transforms[index].call(this, args[index]);\n }\n return apply(func, this, args);\n });\n });\n\n /**\n * Creates a function that invokes `func` with `partials` prepended to the\n * arguments it receives. This method is like `_.bind` except it does **not**\n * alter the `this` binding.\n *\n * The `_.partial.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 0.2.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var sayHelloTo = _.partial(greet, 'hello');\n * sayHelloTo('fred');\n * // => 'hello fred'\n *\n * // Partially applied with placeholders.\n * var greetFred = _.partial(greet, _, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n */\n var partial = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partial));\n return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders);\n });\n\n /**\n * This method is like `_.partial` except that partially applied arguments\n * are appended to the arguments it receives.\n *\n * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var greetFred = _.partialRight(greet, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n *\n * // Partially applied with placeholders.\n * var sayHelloTo = _.partialRight(greet, 'hello', _);\n * sayHelloTo('fred');\n * // => 'hello fred'\n */\n var partialRight = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partialRight));\n return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders);\n });\n\n /**\n * Creates a function that invokes `func` with arguments arranged according\n * to the specified `indexes` where the argument value at the first index is\n * provided as the first argument, the argument value at the second index is\n * provided as the second argument, and so on.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to rearrange arguments for.\n * @param {...(number|number[])} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var rearged = _.rearg(function(a, b, c) {\n * return [a, b, c];\n * }, [2, 0, 1]);\n *\n * rearged('b', 'c', 'a')\n * // => ['a', 'b', 'c']\n */\n var rearg = flatRest(function(func, indexes) {\n return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);\n });\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * created function and arguments from `start` and beyond provided as\n * an array.\n *\n * **Note:** This method is based on the\n * [rest parameter](https://mdn.io/rest_parameters).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.rest(function(what, names) {\n * return what + ' ' + _.initial(names).join(', ') +\n * (_.size(names) > 1 ? ', & ' : '') + _.last(names);\n * });\n *\n * say('hello', 'fred', 'barney', 'pebbles');\n * // => 'hello fred, barney, & pebbles'\n */\n function rest(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start === undefined ? start : toInteger(start);\n return baseRest(func, start);\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * create function and an array of arguments much like\n * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).\n *\n * **Note:** This method is based on the\n * [spread operator](https://mdn.io/spread_operator).\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Function\n * @param {Function} func The function to spread arguments over.\n * @param {number} [start=0] The start position of the spread.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.spread(function(who, what) {\n * return who + ' says ' + what;\n * });\n *\n * say(['fred', 'hello']);\n * // => 'fred says hello'\n *\n * var numbers = Promise.all([\n * Promise.resolve(40),\n * Promise.resolve(36)\n * ]);\n *\n * numbers.then(_.spread(function(x, y) {\n * return x + y;\n * }));\n * // => a Promise of 76\n */\n function spread(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start == null ? 0 : nativeMax(toInteger(start), 0);\n return baseRest(function(args) {\n var array = args[start],\n otherArgs = castSlice(args, 0, start);\n\n if (array) {\n arrayPush(otherArgs, array);\n }\n return apply(func, this, otherArgs);\n });\n }\n\n /**\n * Creates a throttled function that only invokes `func` at most once per\n * every `wait` milliseconds. The throttled function comes with a `cancel`\n * method to cancel delayed `func` invocations and a `flush` method to\n * immediately invoke them. Provide `options` to indicate whether `func`\n * should be invoked on the leading and/or trailing edge of the `wait`\n * timeout. The `func` is invoked with the last arguments provided to the\n * throttled function. Subsequent calls to the throttled function return the\n * result of the last `func` invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the throttled function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.throttle` and `_.debounce`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to throttle.\n * @param {number} [wait=0] The number of milliseconds to throttle invocations to.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=true]\n * Specify invoking on the leading edge of the timeout.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new throttled function.\n * @example\n *\n * // Avoid excessively updating the position while scrolling.\n * jQuery(window).on('scroll', _.throttle(updatePosition, 100));\n *\n * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.\n * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });\n * jQuery(element).on('click', throttled);\n *\n * // Cancel the trailing throttled invocation.\n * jQuery(window).on('popstate', throttled.cancel);\n */\n function throttle(func, wait, options) {\n var leading = true,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (isObject(options)) {\n leading = 'leading' in options ? !!options.leading : leading;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n return debounce(func, wait, {\n 'leading': leading,\n 'maxWait': wait,\n 'trailing': trailing\n });\n }\n\n /**\n * Creates a function that accepts up to one argument, ignoring any\n * additional arguments.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.unary(parseInt));\n * // => [6, 8, 10]\n */\n function unary(func) {\n return ary(func, 1);\n }\n\n /**\n * Creates a function that provides `value` to `wrapper` as its first\n * argument. Any additional arguments provided to the function are appended\n * to those provided to the `wrapper`. The wrapper is invoked with the `this`\n * binding of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {*} value The value to wrap.\n * @param {Function} [wrapper=identity] The wrapper function.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var p = _.wrap(_.escape, function(func, text) {\n * return '

    ' + func(text) + '

    ';\n * });\n *\n * p('fred, barney, & pebbles');\n * // => '

    fred, barney, & pebbles

    '\n */\n function wrap(value, wrapper) {\n return partial(castFunction(wrapper), value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Casts `value` as an array if it's not one.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Lang\n * @param {*} value The value to inspect.\n * @returns {Array} Returns the cast array.\n * @example\n *\n * _.castArray(1);\n * // => [1]\n *\n * _.castArray({ 'a': 1 });\n * // => [{ 'a': 1 }]\n *\n * _.castArray('abc');\n * // => ['abc']\n *\n * _.castArray(null);\n * // => [null]\n *\n * _.castArray(undefined);\n * // => [undefined]\n *\n * _.castArray();\n * // => []\n *\n * var array = [1, 2, 3];\n * console.log(_.castArray(array) === array);\n * // => true\n */\n function castArray() {\n if (!arguments.length) {\n return [];\n }\n var value = arguments[0];\n return isArray(value) ? value : [value];\n }\n\n /**\n * Creates a shallow clone of `value`.\n *\n * **Note:** This method is loosely based on the\n * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)\n * and supports cloning arrays, array buffers, booleans, date objects, maps,\n * numbers, `Object` objects, regexes, sets, strings, symbols, and typed\n * arrays. The own enumerable properties of `arguments` objects are cloned\n * as plain objects. An empty object is returned for uncloneable values such\n * as error objects, functions, DOM nodes, and WeakMaps.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to clone.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeep\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var shallow = _.clone(objects);\n * console.log(shallow[0] === objects[0]);\n * // => true\n */\n function clone(value) {\n return baseClone(value, CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.clone` except that it accepts `customizer` which\n * is invoked to produce the cloned value. If `customizer` returns `undefined`,\n * cloning is handled by the method instead. The `customizer` is invoked with\n * up to four arguments; (value [, index|key, object, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeepWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(false);\n * }\n * }\n *\n * var el = _.cloneWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 0\n */\n function cloneWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n function cloneDeep(value) {\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.cloneWith` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the deep cloned value.\n * @see _.cloneWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(true);\n * }\n * }\n *\n * var el = _.cloneDeepWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 20\n */\n function cloneDeepWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * Checks if `object` conforms to `source` by invoking the predicate\n * properties of `source` with the corresponding property values of `object`.\n *\n * **Note:** This method is equivalent to `_.conforms` when `source` is\n * partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 1; } });\n * // => true\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 2; } });\n * // => false\n */\n function conformsTo(object, source) {\n return source == null || baseConformsTo(object, source, keys(source));\n }\n\n /**\n * Performs a\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * comparison between two values to determine if they are equivalent.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.eq(object, object);\n * // => true\n *\n * _.eq(object, other);\n * // => false\n *\n * _.eq('a', 'a');\n * // => true\n *\n * _.eq('a', Object('a'));\n * // => false\n *\n * _.eq(NaN, NaN);\n * // => true\n */\n function eq(value, other) {\n return value === other || (value !== value && other !== other);\n }\n\n /**\n * Checks if `value` is greater than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n * @see _.lt\n * @example\n *\n * _.gt(3, 1);\n * // => true\n *\n * _.gt(3, 3);\n * // => false\n *\n * _.gt(1, 3);\n * // => false\n */\n var gt = createRelationalOperation(baseGt);\n\n /**\n * Checks if `value` is greater than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than or equal to\n * `other`, else `false`.\n * @see _.lte\n * @example\n *\n * _.gte(3, 1);\n * // => true\n *\n * _.gte(3, 3);\n * // => true\n *\n * _.gte(1, 3);\n * // => false\n */\n var gte = createRelationalOperation(function(value, other) {\n return value >= other;\n });\n\n /**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n * else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\n var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&\n !propertyIsEnumerable.call(value, 'callee');\n };\n\n /**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\n var isArray = Array.isArray;\n\n /**\n * Checks if `value` is classified as an `ArrayBuffer` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n * @example\n *\n * _.isArrayBuffer(new ArrayBuffer(2));\n * // => true\n *\n * _.isArrayBuffer(new Array(2));\n * // => false\n */\n var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;\n\n /**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\n function isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\n }\n\n /**\n * This method is like `_.isArrayLike` except that it also checks if `value`\n * is an object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array-like object,\n * else `false`.\n * @example\n *\n * _.isArrayLikeObject([1, 2, 3]);\n * // => true\n *\n * _.isArrayLikeObject(document.body.children);\n * // => true\n *\n * _.isArrayLikeObject('abc');\n * // => false\n *\n * _.isArrayLikeObject(_.noop);\n * // => false\n */\n function isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\n }\n\n /**\n * Checks if `value` is classified as a boolean primitive or object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.\n * @example\n *\n * _.isBoolean(false);\n * // => true\n *\n * _.isBoolean(null);\n * // => false\n */\n function isBoolean(value) {\n return value === true || value === false ||\n (isObjectLike(value) && baseGetTag(value) == boolTag);\n }\n\n /**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\n var isBuffer = nativeIsBuffer || stubFalse;\n\n /**\n * Checks if `value` is classified as a `Date` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n * @example\n *\n * _.isDate(new Date);\n * // => true\n *\n * _.isDate('Mon April 23 2012');\n * // => false\n */\n var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;\n\n /**\n * Checks if `value` is likely a DOM element.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.\n * @example\n *\n * _.isElement(document.body);\n * // => true\n *\n * _.isElement('');\n * // => false\n */\n function isElement(value) {\n return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);\n }\n\n /**\n * Checks if `value` is an empty object, collection, map, or set.\n *\n * Objects are considered empty if they have no own enumerable string keyed\n * properties.\n *\n * Array-like values such as `arguments` objects, arrays, buffers, strings, or\n * jQuery-like collections are considered empty if they have a `length` of `0`.\n * Similarly, maps and sets are considered empty if they have a `size` of `0`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is empty, else `false`.\n * @example\n *\n * _.isEmpty(null);\n * // => true\n *\n * _.isEmpty(true);\n * // => true\n *\n * _.isEmpty(1);\n * // => true\n *\n * _.isEmpty([1, 2, 3]);\n * // => false\n *\n * _.isEmpty({ 'a': 1 });\n * // => false\n */\n function isEmpty(value) {\n if (value == null) {\n return true;\n }\n if (isArrayLike(value) &&\n (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' ||\n isBuffer(value) || isTypedArray(value) || isArguments(value))) {\n return !value.length;\n }\n var tag = getTag(value);\n if (tag == mapTag || tag == setTag) {\n return !value.size;\n }\n if (isPrototype(value)) {\n return !baseKeys(value).length;\n }\n for (var key in value) {\n if (hasOwnProperty.call(value, key)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * Performs a deep comparison between two values to determine if they are\n * equivalent.\n *\n * **Note:** This method supports comparing arrays, array buffers, booleans,\n * date objects, error objects, maps, numbers, `Object` objects, regexes,\n * sets, strings, symbols, and typed arrays. `Object` objects are compared\n * by their own, not inherited, enumerable properties. Functions and DOM\n * nodes are compared by strict equality, i.e. `===`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.isEqual(object, other);\n * // => true\n *\n * object === other;\n * // => false\n */\n function isEqual(value, other) {\n return baseIsEqual(value, other);\n }\n\n /**\n * This method is like `_.isEqual` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with up to\n * six arguments: (objValue, othValue [, index|key, object, other, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, othValue) {\n * if (isGreeting(objValue) && isGreeting(othValue)) {\n * return true;\n * }\n * }\n *\n * var array = ['hello', 'goodbye'];\n * var other = ['hi', 'goodbye'];\n *\n * _.isEqualWith(array, other, customizer);\n * // => true\n */\n function isEqualWith(value, other, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n var result = customizer ? customizer(value, other) : undefined;\n return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result;\n }\n\n /**\n * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,\n * `SyntaxError`, `TypeError`, or `URIError` object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an error object, else `false`.\n * @example\n *\n * _.isError(new Error);\n * // => true\n *\n * _.isError(Error);\n * // => false\n */\n function isError(value) {\n if (!isObjectLike(value)) {\n return false;\n }\n var tag = baseGetTag(value);\n return tag == errorTag || tag == domExcTag ||\n (typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value));\n }\n\n /**\n * Checks if `value` is a finite primitive number.\n *\n * **Note:** This method is based on\n * [`Number.isFinite`](https://mdn.io/Number/isFinite).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.\n * @example\n *\n * _.isFinite(3);\n * // => true\n *\n * _.isFinite(Number.MIN_VALUE);\n * // => true\n *\n * _.isFinite(Infinity);\n * // => false\n *\n * _.isFinite('3');\n * // => false\n */\n function isFinite(value) {\n return typeof value == 'number' && nativeIsFinite(value);\n }\n\n /**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\n function isFunction(value) {\n if (!isObject(value)) {\n return false;\n }\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 9 which returns 'object' for typed arrays and other constructors.\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n }\n\n /**\n * Checks if `value` is an integer.\n *\n * **Note:** This method is based on\n * [`Number.isInteger`](https://mdn.io/Number/isInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an integer, else `false`.\n * @example\n *\n * _.isInteger(3);\n * // => true\n *\n * _.isInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isInteger(Infinity);\n * // => false\n *\n * _.isInteger('3');\n * // => false\n */\n function isInteger(value) {\n return typeof value == 'number' && value == toInteger(value);\n }\n\n /**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\n function isLength(value) {\n return typeof value == 'number' &&\n value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\n function isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\n }\n\n /**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\n function isObjectLike(value) {\n return value != null && typeof value == 'object';\n }\n\n /**\n * Checks if `value` is classified as a `Map` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n * @example\n *\n * _.isMap(new Map);\n * // => true\n *\n * _.isMap(new WeakMap);\n * // => false\n */\n var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;\n\n /**\n * Performs a partial deep comparison between `object` and `source` to\n * determine if `object` contains equivalent property values.\n *\n * **Note:** This method is equivalent to `_.matches` when `source` is\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.isMatch(object, { 'b': 2 });\n * // => true\n *\n * _.isMatch(object, { 'b': 1 });\n * // => false\n */\n function isMatch(object, source) {\n return object === source || baseIsMatch(object, source, getMatchData(source));\n }\n\n /**\n * This method is like `_.isMatch` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with five\n * arguments: (objValue, srcValue, index|key, object, source).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, srcValue) {\n * if (isGreeting(objValue) && isGreeting(srcValue)) {\n * return true;\n * }\n * }\n *\n * var object = { 'greeting': 'hello' };\n * var source = { 'greeting': 'hi' };\n *\n * _.isMatchWith(object, source, customizer);\n * // => true\n */\n function isMatchWith(object, source, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseIsMatch(object, source, getMatchData(source), customizer);\n }\n\n /**\n * Checks if `value` is `NaN`.\n *\n * **Note:** This method is based on\n * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as\n * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for\n * `undefined` and other non-number values.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n * @example\n *\n * _.isNaN(NaN);\n * // => true\n *\n * _.isNaN(new Number(NaN));\n * // => true\n *\n * isNaN(undefined);\n * // => true\n *\n * _.isNaN(undefined);\n * // => false\n */\n function isNaN(value) {\n // An `NaN` primitive is the only value that is not equal to itself.\n // Perform the `toStringTag` check first to avoid errors with some\n // ActiveX objects in IE.\n return isNumber(value) && value != +value;\n }\n\n /**\n * Checks if `value` is a pristine native function.\n *\n * **Note:** This method can't reliably detect native functions in the presence\n * of the core-js package because core-js circumvents this kind of detection.\n * Despite multiple requests, the core-js maintainer has made it clear: any\n * attempt to fix the detection will be obstructed. As a result, we're left\n * with little choice but to throw an error. Unfortunately, this also affects\n * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),\n * which rely on core-js.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n * @example\n *\n * _.isNative(Array.prototype.push);\n * // => true\n *\n * _.isNative(_);\n * // => false\n */\n function isNative(value) {\n if (isMaskable(value)) {\n throw new Error(CORE_ERROR_TEXT);\n }\n return baseIsNative(value);\n }\n\n /**\n * Checks if `value` is `null`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `null`, else `false`.\n * @example\n *\n * _.isNull(null);\n * // => true\n *\n * _.isNull(void 0);\n * // => false\n */\n function isNull(value) {\n return value === null;\n }\n\n /**\n * Checks if `value` is `null` or `undefined`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is nullish, else `false`.\n * @example\n *\n * _.isNil(null);\n * // => true\n *\n * _.isNil(void 0);\n * // => true\n *\n * _.isNil(NaN);\n * // => false\n */\n function isNil(value) {\n return value == null;\n }\n\n /**\n * Checks if `value` is classified as a `Number` primitive or object.\n *\n * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are\n * classified as numbers, use the `_.isFinite` method.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a number, else `false`.\n * @example\n *\n * _.isNumber(3);\n * // => true\n *\n * _.isNumber(Number.MIN_VALUE);\n * // => true\n *\n * _.isNumber(Infinity);\n * // => true\n *\n * _.isNumber('3');\n * // => false\n */\n function isNumber(value) {\n return typeof value == 'number' ||\n (isObjectLike(value) && baseGetTag(value) == numberTag);\n }\n\n /**\n * Checks if `value` is a plain object, that is, an object created by the\n * `Object` constructor or one with a `[[Prototype]]` of `null`.\n *\n * @static\n * @memberOf _\n * @since 0.8.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * _.isPlainObject(new Foo);\n * // => false\n *\n * _.isPlainObject([1, 2, 3]);\n * // => false\n *\n * _.isPlainObject({ 'x': 0, 'y': 0 });\n * // => true\n *\n * _.isPlainObject(Object.create(null));\n * // => true\n */\n function isPlainObject(value) {\n if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n return false;\n }\n var proto = getPrototype(value);\n if (proto === null) {\n return true;\n }\n var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n funcToString.call(Ctor) == objectCtorString;\n }\n\n /**\n * Checks if `value` is classified as a `RegExp` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n * @example\n *\n * _.isRegExp(/abc/);\n * // => true\n *\n * _.isRegExp('/abc/');\n * // => false\n */\n var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;\n\n /**\n * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754\n * double precision number which isn't the result of a rounded unsafe integer.\n *\n * **Note:** This method is based on\n * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.\n * @example\n *\n * _.isSafeInteger(3);\n * // => true\n *\n * _.isSafeInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isSafeInteger(Infinity);\n * // => false\n *\n * _.isSafeInteger('3');\n * // => false\n */\n function isSafeInteger(value) {\n return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is classified as a `Set` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n * @example\n *\n * _.isSet(new Set);\n * // => true\n *\n * _.isSet(new WeakSet);\n * // => false\n */\n var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;\n\n /**\n * Checks if `value` is classified as a `String` primitive or object.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a string, else `false`.\n * @example\n *\n * _.isString('abc');\n * // => true\n *\n * _.isString(1);\n * // => false\n */\n function isString(value) {\n return typeof value == 'string' ||\n (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag);\n }\n\n /**\n * Checks if `value` is classified as a `Symbol` primitive or object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\n function isSymbol(value) {\n return typeof value == 'symbol' ||\n (isObjectLike(value) && baseGetTag(value) == symbolTag);\n }\n\n /**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\n var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\n /**\n * Checks if `value` is `undefined`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.\n * @example\n *\n * _.isUndefined(void 0);\n * // => true\n *\n * _.isUndefined(null);\n * // => false\n */\n function isUndefined(value) {\n return value === undefined;\n }\n\n /**\n * Checks if `value` is classified as a `WeakMap` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.\n * @example\n *\n * _.isWeakMap(new WeakMap);\n * // => true\n *\n * _.isWeakMap(new Map);\n * // => false\n */\n function isWeakMap(value) {\n return isObjectLike(value) && getTag(value) == weakMapTag;\n }\n\n /**\n * Checks if `value` is classified as a `WeakSet` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak set, else `false`.\n * @example\n *\n * _.isWeakSet(new WeakSet);\n * // => true\n *\n * _.isWeakSet(new Set);\n * // => false\n */\n function isWeakSet(value) {\n return isObjectLike(value) && baseGetTag(value) == weakSetTag;\n }\n\n /**\n * Checks if `value` is less than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n * @see _.gt\n * @example\n *\n * _.lt(1, 3);\n * // => true\n *\n * _.lt(3, 3);\n * // => false\n *\n * _.lt(3, 1);\n * // => false\n */\n var lt = createRelationalOperation(baseLt);\n\n /**\n * Checks if `value` is less than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than or equal to\n * `other`, else `false`.\n * @see _.gte\n * @example\n *\n * _.lte(1, 3);\n * // => true\n *\n * _.lte(3, 3);\n * // => true\n *\n * _.lte(3, 1);\n * // => false\n */\n var lte = createRelationalOperation(function(value, other) {\n return value <= other;\n });\n\n /**\n * Converts `value` to an array.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Array} Returns the converted array.\n * @example\n *\n * _.toArray({ 'a': 1, 'b': 2 });\n * // => [1, 2]\n *\n * _.toArray('abc');\n * // => ['a', 'b', 'c']\n *\n * _.toArray(1);\n * // => []\n *\n * _.toArray(null);\n * // => []\n */\n function toArray(value) {\n if (!value) {\n return [];\n }\n if (isArrayLike(value)) {\n return isString(value) ? stringToArray(value) : copyArray(value);\n }\n if (symIterator && value[symIterator]) {\n return iteratorToArray(value[symIterator]());\n }\n var tag = getTag(value),\n func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values);\n\n return func(value);\n }\n\n /**\n * Converts `value` to a finite number.\n *\n * @static\n * @memberOf _\n * @since 4.12.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted number.\n * @example\n *\n * _.toFinite(3.2);\n * // => 3.2\n *\n * _.toFinite(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toFinite(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toFinite('3.2');\n * // => 3.2\n */\n function toFinite(value) {\n if (!value) {\n return value === 0 ? value : 0;\n }\n value = toNumber(value);\n if (value === INFINITY || value === -INFINITY) {\n var sign = (value < 0 ? -1 : 1);\n return sign * MAX_INTEGER;\n }\n return value === value ? value : 0;\n }\n\n /**\n * Converts `value` to an integer.\n *\n * **Note:** This method is loosely based on\n * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toInteger(3.2);\n * // => 3\n *\n * _.toInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toInteger(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toInteger('3.2');\n * // => 3\n */\n function toInteger(value) {\n var result = toFinite(value),\n remainder = result % 1;\n\n return result === result ? (remainder ? result - remainder : result) : 0;\n }\n\n /**\n * Converts `value` to an integer suitable for use as the length of an\n * array-like object.\n *\n * **Note:** This method is based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toLength(3.2);\n * // => 3\n *\n * _.toLength(Number.MIN_VALUE);\n * // => 0\n *\n * _.toLength(Infinity);\n * // => 4294967295\n *\n * _.toLength('3.2');\n * // => 3\n */\n function toLength(value) {\n return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;\n }\n\n /**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n function toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? (other + '') : other;\n }\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n value = value.replace(reTrim, '');\n var isBinary = reIsBinary.test(value);\n return (isBinary || reIsOctal.test(value))\n ? freeParseInt(value.slice(2), isBinary ? 2 : 8)\n : (reIsBadHex.test(value) ? NAN : +value);\n }\n\n /**\n * Converts `value` to a plain object flattening inherited enumerable string\n * keyed properties of `value` to own properties of the plain object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Object} Returns the converted plain object.\n * @example\n *\n * function Foo() {\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.assign({ 'a': 1 }, new Foo);\n * // => { 'a': 1, 'b': 2 }\n *\n * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));\n * // => { 'a': 1, 'b': 2, 'c': 3 }\n */\n function toPlainObject(value) {\n return copyObject(value, keysIn(value));\n }\n\n /**\n * Converts `value` to a safe integer. A safe integer can be compared and\n * represented correctly.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toSafeInteger(3.2);\n * // => 3\n *\n * _.toSafeInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toSafeInteger(Infinity);\n * // => 9007199254740991\n *\n * _.toSafeInteger('3.2');\n * // => 3\n */\n function toSafeInteger(value) {\n return value\n ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER)\n : (value === 0 ? value : 0);\n }\n\n /**\n * Converts `value` to a string. An empty string is returned for `null`\n * and `undefined` values. The sign of `-0` is preserved.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.toString(null);\n * // => ''\n *\n * _.toString(-0);\n * // => '-0'\n *\n * _.toString([1, 2, 3]);\n * // => '1,2,3'\n */\n function toString(value) {\n return value == null ? '' : baseToString(value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Assigns own enumerable string keyed properties of source objects to the\n * destination object. Source objects are applied from left to right.\n * Subsequent sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object` and is loosely based on\n * [`Object.assign`](https://mdn.io/Object/assign).\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assignIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assign({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'c': 3 }\n */\n var assign = createAssigner(function(object, source) {\n if (isPrototype(source) || isArrayLike(source)) {\n copyObject(source, keys(source), object);\n return;\n }\n for (var key in source) {\n if (hasOwnProperty.call(source, key)) {\n assignValue(object, key, source[key]);\n }\n }\n });\n\n /**\n * This method is like `_.assign` except that it iterates over own and\n * inherited source properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extend\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assign\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assignIn({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }\n */\n var assignIn = createAssigner(function(object, source) {\n copyObject(source, keysIn(source), object);\n });\n\n /**\n * This method is like `_.assignIn` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extendWith\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignInWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keysIn(source), object, customizer);\n });\n\n /**\n * This method is like `_.assign` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignInWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keys(source), object, customizer);\n });\n\n /**\n * Creates an array of values corresponding to `paths` of `object`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Array} Returns the picked values.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _.at(object, ['a[0].b.c', 'a[1]']);\n * // => [3, 4]\n */\n var at = flatRest(baseAt);\n\n /**\n * Creates an object that inherits from the `prototype` object. If a\n * `properties` object is given, its own enumerable string keyed properties\n * are assigned to the created object.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Object\n * @param {Object} prototype The object to inherit from.\n * @param {Object} [properties] The properties to assign to the object.\n * @returns {Object} Returns the new object.\n * @example\n *\n * function Shape() {\n * this.x = 0;\n * this.y = 0;\n * }\n *\n * function Circle() {\n * Shape.call(this);\n * }\n *\n * Circle.prototype = _.create(Shape.prototype, {\n * 'constructor': Circle\n * });\n *\n * var circle = new Circle;\n * circle instanceof Circle;\n * // => true\n *\n * circle instanceof Shape;\n * // => true\n */\n function create(prototype, properties) {\n var result = baseCreate(prototype);\n return properties == null ? result : baseAssign(result, properties);\n }\n\n /**\n * Assigns own and inherited enumerable string keyed properties of source\n * objects to the destination object for all destination properties that\n * resolve to `undefined`. Source objects are applied from left to right.\n * Once a property is set, additional values of the same property are ignored.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaultsDeep\n * @example\n *\n * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var defaults = baseRest(function(object, sources) {\n object = Object(object);\n\n var index = -1;\n var length = sources.length;\n var guard = length > 2 ? sources[2] : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n length = 1;\n }\n\n while (++index < length) {\n var source = sources[index];\n var props = keysIn(source);\n var propsIndex = -1;\n var propsLength = props.length;\n\n while (++propsIndex < propsLength) {\n var key = props[propsIndex];\n var value = object[key];\n\n if (value === undefined ||\n (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n object[key] = source[key];\n }\n }\n }\n\n return object;\n });\n\n /**\n * This method is like `_.defaults` except that it recursively assigns\n * default properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaults\n * @example\n *\n * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });\n * // => { 'a': { 'b': 2, 'c': 3 } }\n */\n var defaultsDeep = baseRest(function(args) {\n args.push(undefined, customDefaultsMerge);\n return apply(mergeWith, undefined, args);\n });\n\n /**\n * This method is like `_.find` except that it returns the key of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findKey(users, function(o) { return o.age < 40; });\n * // => 'barney' (iteration order is not guaranteed)\n *\n * // The `_.matches` iteratee shorthand.\n * _.findKey(users, { 'age': 1, 'active': true });\n * // => 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findKey(users, 'active');\n * // => 'barney'\n */\n function findKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);\n }\n\n /**\n * This method is like `_.findKey` except that it iterates over elements of\n * a collection in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findLastKey(users, function(o) { return o.age < 40; });\n * // => returns 'pebbles' assuming `_.findKey` returns 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastKey(users, { 'age': 36, 'active': true });\n * // => 'barney'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastKey(users, 'active');\n * // => 'pebbles'\n */\n function findLastKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);\n }\n\n /**\n * Iterates over own and inherited enumerable string keyed properties of an\n * object and invokes `iteratee` for each property. The iteratee is invoked\n * with three arguments: (value, key, object). Iteratee functions may exit\n * iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forInRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forIn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).\n */\n function forIn(object, iteratee) {\n return object == null\n ? object\n : baseFor(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * This method is like `_.forIn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forInRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.\n */\n function forInRight(object, iteratee) {\n return object == null\n ? object\n : baseForRight(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * Iterates over own enumerable string keyed properties of an object and\n * invokes `iteratee` for each property. The iteratee is invoked with three\n * arguments: (value, key, object). Iteratee functions may exit iteration\n * early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwnRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forOwn(object, iteratee) {\n return object && baseForOwn(object, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forOwn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwnRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.\n */\n function forOwnRight(object, iteratee) {\n return object && baseForOwnRight(object, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an array of function property names from own enumerable properties\n * of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functionsIn\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functions(new Foo);\n * // => ['a', 'b']\n */\n function functions(object) {\n return object == null ? [] : baseFunctions(object, keys(object));\n }\n\n /**\n * Creates an array of function property names from own and inherited\n * enumerable properties of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functions\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functionsIn(new Foo);\n * // => ['a', 'b', 'c']\n */\n function functionsIn(object) {\n return object == null ? [] : baseFunctions(object, keysIn(object));\n }\n\n /**\n * Gets the value at `path` of `object`. If the resolved value is\n * `undefined`, the `defaultValue` is returned in its place.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.get(object, 'a[0].b.c');\n * // => 3\n *\n * _.get(object, ['a', '0', 'b', 'c']);\n * // => 3\n *\n * _.get(object, 'a.b.c', 'default');\n * // => 'default'\n */\n function get(object, path, defaultValue) {\n var result = object == null ? undefined : baseGet(object, path);\n return result === undefined ? defaultValue : result;\n }\n\n /**\n * Checks if `path` is a direct property of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = { 'a': { 'b': 2 } };\n * var other = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.has(object, 'a');\n * // => true\n *\n * _.has(object, 'a.b');\n * // => true\n *\n * _.has(object, ['a', 'b']);\n * // => true\n *\n * _.has(other, 'a');\n * // => false\n */\n function has(object, path) {\n return object != null && hasPath(object, path, baseHas);\n }\n\n /**\n * Checks if `path` is a direct or inherited property of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.hasIn(object, 'a');\n * // => true\n *\n * _.hasIn(object, 'a.b');\n * // => true\n *\n * _.hasIn(object, ['a', 'b']);\n * // => true\n *\n * _.hasIn(object, 'b');\n * // => false\n */\n function hasIn(object, path) {\n return object != null && hasPath(object, path, baseHasIn);\n }\n\n /**\n * Creates an object composed of the inverted keys and values of `object`.\n * If `object` contains duplicate values, subsequent values overwrite\n * property assignments of previous values.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Object\n * @param {Object} object The object to invert.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invert(object);\n * // => { '1': 'c', '2': 'b' }\n */\n var invert = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n result[value] = key;\n }, constant(identity));\n\n /**\n * This method is like `_.invert` except that the inverted object is generated\n * from the results of running each element of `object` thru `iteratee`. The\n * corresponding inverted value of each inverted key is an array of keys\n * responsible for generating the inverted value. The iteratee is invoked\n * with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Object\n * @param {Object} object The object to invert.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invertBy(object);\n * // => { '1': ['a', 'c'], '2': ['b'] }\n *\n * _.invertBy(object, function(value) {\n * return 'group' + value;\n * });\n * // => { 'group1': ['a', 'c'], 'group2': ['b'] }\n */\n var invertBy = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }, getIteratee);\n\n /**\n * Invokes the method at `path` of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };\n *\n * _.invoke(object, 'a[0].b.c.slice', 1, 3);\n * // => [2, 3]\n */\n var invoke = baseRest(baseInvoke);\n\n /**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\n function keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\n }\n\n /**\n * Creates an array of the own and inherited enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keysIn(new Foo);\n * // => ['a', 'b', 'c'] (iteration order is not guaranteed)\n */\n function keysIn(object) {\n return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n }\n\n /**\n * The opposite of `_.mapValues`; this method creates an object with the\n * same values as `object` and keys generated by running each own enumerable\n * string keyed property of `object` thru `iteratee`. The iteratee is invoked\n * with three arguments: (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapValues\n * @example\n *\n * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {\n * return key + value;\n * });\n * // => { 'a1': 1, 'b2': 2 }\n */\n function mapKeys(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, iteratee(value, key, object), value);\n });\n return result;\n }\n\n /**\n * Creates an object with the same keys as `object` and values generated\n * by running each own enumerable string keyed property of `object` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapKeys\n * @example\n *\n * var users = {\n * 'fred': { 'user': 'fred', 'age': 40 },\n * 'pebbles': { 'user': 'pebbles', 'age': 1 }\n * };\n *\n * _.mapValues(users, function(o) { return o.age; });\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n *\n * // The `_.property` iteratee shorthand.\n * _.mapValues(users, 'age');\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n */\n function mapValues(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, key, iteratee(value, key, object));\n });\n return result;\n }\n\n /**\n * This method is like `_.assign` except that it recursively merges own and\n * inherited enumerable string keyed properties of source objects into the\n * destination object. Source properties that resolve to `undefined` are\n * skipped if a destination value exists. Array and plain object properties\n * are merged recursively. Other objects and value types are overridden by\n * assignment. Source objects are applied from left to right. Subsequent\n * sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {\n * 'a': [{ 'b': 2 }, { 'd': 4 }]\n * };\n *\n * var other = {\n * 'a': [{ 'c': 3 }, { 'e': 5 }]\n * };\n *\n * _.merge(object, other);\n * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }\n */\n var merge = createAssigner(function(object, source, srcIndex) {\n baseMerge(object, source, srcIndex);\n });\n\n /**\n * This method is like `_.merge` except that it accepts `customizer` which\n * is invoked to produce the merged values of the destination and source\n * properties. If `customizer` returns `undefined`, merging is handled by the\n * method instead. The `customizer` is invoked with six arguments:\n * (objValue, srcValue, key, object, source, stack).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} customizer The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * function customizer(objValue, srcValue) {\n * if (_.isArray(objValue)) {\n * return objValue.concat(srcValue);\n * }\n * }\n *\n * var object = { 'a': [1], 'b': [2] };\n * var other = { 'a': [3], 'b': [4] };\n *\n * _.mergeWith(object, other, customizer);\n * // => { 'a': [1, 3], 'b': [2, 4] }\n */\n var mergeWith = createAssigner(function(object, source, srcIndex, customizer) {\n baseMerge(object, source, srcIndex, customizer);\n });\n\n /**\n * The opposite of `_.pick`; this method creates an object composed of the\n * own and inherited enumerable property paths of `object` that are not omitted.\n *\n * **Note:** This method is considerably slower than `_.pick`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to omit.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omit(object, ['a', 'c']);\n * // => { 'b': '2' }\n */\n var omit = flatRest(function(object, paths) {\n var result = {};\n if (object == null) {\n return result;\n }\n var isDeep = false;\n paths = arrayMap(paths, function(path) {\n path = castPath(path, object);\n isDeep || (isDeep = path.length > 1);\n return path;\n });\n copyObject(object, getAllKeysIn(object), result);\n if (isDeep) {\n result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);\n }\n var length = paths.length;\n while (length--) {\n baseUnset(result, paths[length]);\n }\n return result;\n });\n\n /**\n * The opposite of `_.pickBy`; this method creates an object composed of\n * the own and inherited enumerable string keyed properties of `object` that\n * `predicate` doesn't return truthy for. The predicate is invoked with two\n * arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omitBy(object, _.isNumber);\n * // => { 'b': '2' }\n */\n function omitBy(object, predicate) {\n return pickBy(object, negate(getIteratee(predicate)));\n }\n\n /**\n * Creates an object composed of the picked `object` properties.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pick(object, ['a', 'c']);\n * // => { 'a': 1, 'c': 3 }\n */\n var pick = flatRest(function(object, paths) {\n return object == null ? {} : basePick(object, paths);\n });\n\n /**\n * Creates an object composed of the `object` properties `predicate` returns\n * truthy for. The predicate is invoked with two arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pickBy(object, _.isNumber);\n * // => { 'a': 1, 'c': 3 }\n */\n function pickBy(object, predicate) {\n if (object == null) {\n return {};\n }\n var props = arrayMap(getAllKeysIn(object), function(prop) {\n return [prop];\n });\n predicate = getIteratee(predicate);\n return basePickBy(object, props, function(value, path) {\n return predicate(value, path[0]);\n });\n }\n\n /**\n * This method is like `_.get` except that if the resolved value is a\n * function it's invoked with the `this` binding of its parent object and\n * its result is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to resolve.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };\n *\n * _.result(object, 'a[0].b.c1');\n * // => 3\n *\n * _.result(object, 'a[0].b.c2');\n * // => 4\n *\n * _.result(object, 'a[0].b.c3', 'default');\n * // => 'default'\n *\n * _.result(object, 'a[0].b.c3', _.constant('default'));\n * // => 'default'\n */\n function result(object, path, defaultValue) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length;\n\n // Ensure the loop is entered when path is empty.\n if (!length) {\n length = 1;\n object = undefined;\n }\n while (++index < length) {\n var value = object == null ? undefined : object[toKey(path[index])];\n if (value === undefined) {\n index = length;\n value = defaultValue;\n }\n object = isFunction(value) ? value.call(object) : value;\n }\n return object;\n }\n\n /**\n * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,\n * it's created. Arrays are created for missing index properties while objects\n * are created for all other missing properties. Use `_.setWith` to customize\n * `path` creation.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.set(object, 'a[0].b.c', 4);\n * console.log(object.a[0].b.c);\n * // => 4\n *\n * _.set(object, ['x', '0', 'y', 'z'], 5);\n * console.log(object.x[0].y.z);\n * // => 5\n */\n function set(object, path, value) {\n return object == null ? object : baseSet(object, path, value);\n }\n\n /**\n * This method is like `_.set` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.setWith(object, '[0][1]', 'a', Object);\n * // => { '0': { '1': 'a' } }\n */\n function setWith(object, path, value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseSet(object, path, value, customizer);\n }\n\n /**\n * Creates an array of own enumerable string keyed-value pairs for `object`\n * which can be consumed by `_.fromPairs`. If `object` is a map or set, its\n * entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entries\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairs(new Foo);\n * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)\n */\n var toPairs = createToPairs(keys);\n\n /**\n * Creates an array of own and inherited enumerable string keyed-value pairs\n * for `object` which can be consumed by `_.fromPairs`. If `object` is a map\n * or set, its entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entriesIn\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairsIn(new Foo);\n * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)\n */\n var toPairsIn = createToPairs(keysIn);\n\n /**\n * An alternative to `_.reduce`; this method transforms `object` to a new\n * `accumulator` object which is the result of running each of its own\n * enumerable string keyed properties thru `iteratee`, with each invocation\n * potentially mutating the `accumulator` object. If `accumulator` is not\n * provided, a new object with the same `[[Prototype]]` will be used. The\n * iteratee is invoked with four arguments: (accumulator, value, key, object).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The custom accumulator value.\n * @returns {*} Returns the accumulated value.\n * @example\n *\n * _.transform([2, 3, 4], function(result, n) {\n * result.push(n *= n);\n * return n % 2 == 0;\n * }, []);\n * // => [4, 9]\n *\n * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] }\n */\n function transform(object, iteratee, accumulator) {\n var isArr = isArray(object),\n isArrLike = isArr || isBuffer(object) || isTypedArray(object);\n\n iteratee = getIteratee(iteratee, 4);\n if (accumulator == null) {\n var Ctor = object && object.constructor;\n if (isArrLike) {\n accumulator = isArr ? new Ctor : [];\n }\n else if (isObject(object)) {\n accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};\n }\n else {\n accumulator = {};\n }\n }\n (isArrLike ? arrayEach : baseForOwn)(object, function(value, index, object) {\n return iteratee(accumulator, value, index, object);\n });\n return accumulator;\n }\n\n /**\n * Removes the property at `path` of `object`.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 7 } }] };\n * _.unset(object, 'a[0].b.c');\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n *\n * _.unset(object, ['a', '0', 'b', 'c']);\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n */\n function unset(object, path) {\n return object == null ? true : baseUnset(object, path);\n }\n\n /**\n * This method is like `_.set` except that accepts `updater` to produce the\n * value to set. Use `_.updateWith` to customize `path` creation. The `updater`\n * is invoked with one argument: (value).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.update(object, 'a[0].b.c', function(n) { return n * n; });\n * console.log(object.a[0].b.c);\n * // => 9\n *\n * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });\n * console.log(object.x[0].y.z);\n * // => 0\n */\n function update(object, path, updater) {\n return object == null ? object : baseUpdate(object, path, castFunction(updater));\n }\n\n /**\n * This method is like `_.update` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.updateWith(object, '[0][1]', _.constant('a'), Object);\n * // => { '0': { '1': 'a' } }\n */\n function updateWith(object, path, updater, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);\n }\n\n /**\n * Creates an array of the own enumerable string keyed property values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.values(new Foo);\n * // => [1, 2] (iteration order is not guaranteed)\n *\n * _.values('hi');\n * // => ['h', 'i']\n */\n function values(object) {\n return object == null ? [] : baseValues(object, keys(object));\n }\n\n /**\n * Creates an array of the own and inherited enumerable string keyed property\n * values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.valuesIn(new Foo);\n * // => [1, 2, 3] (iteration order is not guaranteed)\n */\n function valuesIn(object) {\n return object == null ? [] : baseValues(object, keysIn(object));\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Clamps `number` within the inclusive `lower` and `upper` bounds.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Number\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n * @example\n *\n * _.clamp(-10, -5, 5);\n * // => -5\n *\n * _.clamp(10, -5, 5);\n * // => 5\n */\n function clamp(number, lower, upper) {\n if (upper === undefined) {\n upper = lower;\n lower = undefined;\n }\n if (upper !== undefined) {\n upper = toNumber(upper);\n upper = upper === upper ? upper : 0;\n }\n if (lower !== undefined) {\n lower = toNumber(lower);\n lower = lower === lower ? lower : 0;\n }\n return baseClamp(toNumber(number), lower, upper);\n }\n\n /**\n * Checks if `n` is between `start` and up to, but not including, `end`. If\n * `end` is not specified, it's set to `start` with `start` then set to `0`.\n * If `start` is greater than `end` the params are swapped to support\n * negative ranges.\n *\n * @static\n * @memberOf _\n * @since 3.3.0\n * @category Number\n * @param {number} number The number to check.\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n * @see _.range, _.rangeRight\n * @example\n *\n * _.inRange(3, 2, 4);\n * // => true\n *\n * _.inRange(4, 8);\n * // => true\n *\n * _.inRange(4, 2);\n * // => false\n *\n * _.inRange(2, 2);\n * // => false\n *\n * _.inRange(1.2, 2);\n * // => true\n *\n * _.inRange(5.2, 4);\n * // => false\n *\n * _.inRange(-3, -2, -6);\n * // => true\n */\n function inRange(number, start, end) {\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n number = toNumber(number);\n return baseInRange(number, start, end);\n }\n\n /**\n * Produces a random number between the inclusive `lower` and `upper` bounds.\n * If only one argument is provided a number between `0` and the given number\n * is returned. If `floating` is `true`, or either `lower` or `upper` are\n * floats, a floating-point number is returned instead of an integer.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Number\n * @param {number} [lower=0] The lower bound.\n * @param {number} [upper=1] The upper bound.\n * @param {boolean} [floating] Specify returning a floating-point number.\n * @returns {number} Returns the random number.\n * @example\n *\n * _.random(0, 5);\n * // => an integer between 0 and 5\n *\n * _.random(5);\n * // => also an integer between 0 and 5\n *\n * _.random(5, true);\n * // => a floating-point number between 0 and 5\n *\n * _.random(1.2, 5.2);\n * // => a floating-point number between 1.2 and 5.2\n */\n function random(lower, upper, floating) {\n if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {\n upper = floating = undefined;\n }\n if (floating === undefined) {\n if (typeof upper == 'boolean') {\n floating = upper;\n upper = undefined;\n }\n else if (typeof lower == 'boolean') {\n floating = lower;\n lower = undefined;\n }\n }\n if (lower === undefined && upper === undefined) {\n lower = 0;\n upper = 1;\n }\n else {\n lower = toFinite(lower);\n if (upper === undefined) {\n upper = lower;\n lower = 0;\n } else {\n upper = toFinite(upper);\n }\n }\n if (lower > upper) {\n var temp = lower;\n lower = upper;\n upper = temp;\n }\n if (floating || lower % 1 || upper % 1) {\n var rand = nativeRandom();\n return nativeMin(lower + (rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1)))), upper);\n }\n return baseRandom(lower, upper);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the camel cased string.\n * @example\n *\n * _.camelCase('Foo Bar');\n * // => 'fooBar'\n *\n * _.camelCase('--foo-bar--');\n * // => 'fooBar'\n *\n * _.camelCase('__FOO_BAR__');\n * // => 'fooBar'\n */\n var camelCase = createCompounder(function(result, word, index) {\n word = word.toLowerCase();\n return result + (index ? capitalize(word) : word);\n });\n\n /**\n * Converts the first character of `string` to upper case and the remaining\n * to lower case.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to capitalize.\n * @returns {string} Returns the capitalized string.\n * @example\n *\n * _.capitalize('FRED');\n * // => 'Fred'\n */\n function capitalize(string) {\n return upperFirst(toString(string).toLowerCase());\n }\n\n /**\n * Deburrs `string` by converting\n * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)\n * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)\n * letters to basic Latin letters and removing\n * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to deburr.\n * @returns {string} Returns the deburred string.\n * @example\n *\n * _.deburr('déjà vu');\n * // => 'deja vu'\n */\n function deburr(string) {\n string = toString(string);\n return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');\n }\n\n /**\n * Checks if `string` ends with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=string.length] The position to search up to.\n * @returns {boolean} Returns `true` if `string` ends with `target`,\n * else `false`.\n * @example\n *\n * _.endsWith('abc', 'c');\n * // => true\n *\n * _.endsWith('abc', 'b');\n * // => false\n *\n * _.endsWith('abc', 'b', 2);\n * // => true\n */\n function endsWith(string, target, position) {\n string = toString(string);\n target = baseToString(target);\n\n var length = string.length;\n position = position === undefined\n ? length\n : baseClamp(toInteger(position), 0, length);\n\n var end = position;\n position -= target.length;\n return position >= 0 && string.slice(position, end) == target;\n }\n\n /**\n * Converts the characters \"&\", \"<\", \">\", '\"', and \"'\" in `string` to their\n * corresponding HTML entities.\n *\n * **Note:** No other characters are escaped. To escape additional\n * characters use a third-party library like [_he_](https://mths.be/he).\n *\n * Though the \">\" character is escaped for symmetry, characters like\n * \">\" and \"/\" don't need escaping in HTML and have no special meaning\n * unless they're part of a tag or unquoted attribute value. See\n * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)\n * (under \"semi-related fun fact\") for more details.\n *\n * When working with HTML you should always\n * [quote attribute values](http://wonko.com/post/html-escaping) to reduce\n * XSS vectors.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n function escape(string) {\n string = toString(string);\n return (string && reHasUnescapedHtml.test(string))\n ? string.replace(reUnescapedHtml, escapeHtmlChar)\n : string;\n }\n\n /**\n * Escapes the `RegExp` special characters \"^\", \"$\", \"\\\", \".\", \"*\", \"+\",\n * \"?\", \"(\", \")\", \"[\", \"]\", \"{\", \"}\", and \"|\" in `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escapeRegExp('[lodash](https://lodash.com/)');\n * // => '\\[lodash\\]\\(https://lodash\\.com/\\)'\n */\n function escapeRegExp(string) {\n string = toString(string);\n return (string && reHasRegExpChar.test(string))\n ? string.replace(reRegExpChar, '\\\\$&')\n : string;\n }\n\n /**\n * Converts `string` to\n * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the kebab cased string.\n * @example\n *\n * _.kebabCase('Foo Bar');\n * // => 'foo-bar'\n *\n * _.kebabCase('fooBar');\n * // => 'foo-bar'\n *\n * _.kebabCase('__FOO_BAR__');\n * // => 'foo-bar'\n */\n var kebabCase = createCompounder(function(result, word, index) {\n return result + (index ? '-' : '') + word.toLowerCase();\n });\n\n /**\n * Converts `string`, as space separated words, to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.lowerCase('--Foo-Bar--');\n * // => 'foo bar'\n *\n * _.lowerCase('fooBar');\n * // => 'foo bar'\n *\n * _.lowerCase('__FOO_BAR__');\n * // => 'foo bar'\n */\n var lowerCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + word.toLowerCase();\n });\n\n /**\n * Converts the first character of `string` to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.lowerFirst('Fred');\n * // => 'fred'\n *\n * _.lowerFirst('FRED');\n * // => 'fRED'\n */\n var lowerFirst = createCaseFirst('toLowerCase');\n\n /**\n * Pads `string` on the left and right sides if it's shorter than `length`.\n * Padding characters are truncated if they can't be evenly divided by `length`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.pad('abc', 8);\n * // => ' abc '\n *\n * _.pad('abc', 8, '_-');\n * // => '_-abc_-_'\n *\n * _.pad('abc', 3);\n * // => 'abc'\n */\n function pad(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n if (!length || strLength >= length) {\n return string;\n }\n var mid = (length - strLength) / 2;\n return (\n createPadding(nativeFloor(mid), chars) +\n string +\n createPadding(nativeCeil(mid), chars)\n );\n }\n\n /**\n * Pads `string` on the right side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padEnd('abc', 6);\n * // => 'abc '\n *\n * _.padEnd('abc', 6, '_-');\n * // => 'abc_-_'\n *\n * _.padEnd('abc', 3);\n * // => 'abc'\n */\n function padEnd(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (string + createPadding(length - strLength, chars))\n : string;\n }\n\n /**\n * Pads `string` on the left side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padStart('abc', 6);\n * // => ' abc'\n *\n * _.padStart('abc', 6, '_-');\n * // => '_-_abc'\n *\n * _.padStart('abc', 3);\n * // => 'abc'\n */\n function padStart(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (createPadding(length - strLength, chars) + string)\n : string;\n }\n\n /**\n * Converts `string` to an integer of the specified radix. If `radix` is\n * `undefined` or `0`, a `radix` of `10` is used unless `value` is a\n * hexadecimal, in which case a `radix` of `16` is used.\n *\n * **Note:** This method aligns with the\n * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category String\n * @param {string} string The string to convert.\n * @param {number} [radix=10] The radix to interpret `value` by.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.parseInt('08');\n * // => 8\n *\n * _.map(['6', '08', '10'], _.parseInt);\n * // => [6, 8, 10]\n */\n function parseInt(string, radix, guard) {\n if (guard || radix == null) {\n radix = 0;\n } else if (radix) {\n radix = +radix;\n }\n return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);\n }\n\n /**\n * Repeats the given string `n` times.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to repeat.\n * @param {number} [n=1] The number of times to repeat the string.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the repeated string.\n * @example\n *\n * _.repeat('*', 3);\n * // => '***'\n *\n * _.repeat('abc', 2);\n * // => 'abcabc'\n *\n * _.repeat('abc', 0);\n * // => ''\n */\n function repeat(string, n, guard) {\n if ((guard ? isIterateeCall(string, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n return baseRepeat(toString(string), n);\n }\n\n /**\n * Replaces matches for `pattern` in `string` with `replacement`.\n *\n * **Note:** This method is based on\n * [`String#replace`](https://mdn.io/String/replace).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to modify.\n * @param {RegExp|string} pattern The pattern to replace.\n * @param {Function|string} replacement The match replacement.\n * @returns {string} Returns the modified string.\n * @example\n *\n * _.replace('Hi Fred', 'Fred', 'Barney');\n * // => 'Hi Barney'\n */\n function replace() {\n var args = arguments,\n string = toString(args[0]);\n\n return args.length < 3 ? string : string.replace(args[1], args[2]);\n }\n\n /**\n * Converts `string` to\n * [snake case](https://en.wikipedia.org/wiki/Snake_case).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the snake cased string.\n * @example\n *\n * _.snakeCase('Foo Bar');\n * // => 'foo_bar'\n *\n * _.snakeCase('fooBar');\n * // => 'foo_bar'\n *\n * _.snakeCase('--FOO-BAR--');\n * // => 'foo_bar'\n */\n var snakeCase = createCompounder(function(result, word, index) {\n return result + (index ? '_' : '') + word.toLowerCase();\n });\n\n /**\n * Splits `string` by `separator`.\n *\n * **Note:** This method is based on\n * [`String#split`](https://mdn.io/String/split).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to split.\n * @param {RegExp|string} separator The separator pattern to split by.\n * @param {number} [limit] The length to truncate results to.\n * @returns {Array} Returns the string segments.\n * @example\n *\n * _.split('a-b-c', '-', 2);\n * // => ['a', 'b']\n */\n function split(string, separator, limit) {\n if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {\n separator = limit = undefined;\n }\n limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;\n if (!limit) {\n return [];\n }\n string = toString(string);\n if (string && (\n typeof separator == 'string' ||\n (separator != null && !isRegExp(separator))\n )) {\n separator = baseToString(separator);\n if (!separator && hasUnicode(string)) {\n return castSlice(stringToArray(string), 0, limit);\n }\n }\n return string.split(separator, limit);\n }\n\n /**\n * Converts `string` to\n * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).\n *\n * @static\n * @memberOf _\n * @since 3.1.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the start cased string.\n * @example\n *\n * _.startCase('--foo-bar--');\n * // => 'Foo Bar'\n *\n * _.startCase('fooBar');\n * // => 'Foo Bar'\n *\n * _.startCase('__FOO_BAR__');\n * // => 'FOO BAR'\n */\n var startCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + upperFirst(word);\n });\n\n /**\n * Checks if `string` starts with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=0] The position to search from.\n * @returns {boolean} Returns `true` if `string` starts with `target`,\n * else `false`.\n * @example\n *\n * _.startsWith('abc', 'a');\n * // => true\n *\n * _.startsWith('abc', 'b');\n * // => false\n *\n * _.startsWith('abc', 'b', 1);\n * // => true\n */\n function startsWith(string, target, position) {\n string = toString(string);\n position = position == null\n ? 0\n : baseClamp(toInteger(position), 0, string.length);\n\n target = baseToString(target);\n return string.slice(position, position + target.length) == target;\n }\n\n /**\n * Creates a compiled template function that can interpolate data properties\n * in \"interpolate\" delimiters, HTML-escape interpolated data properties in\n * \"escape\" delimiters, and execute JavaScript in \"evaluate\" delimiters. Data\n * properties may be accessed as free variables in the template. If a setting\n * object is given, it takes precedence over `_.templateSettings` values.\n *\n * **Note:** In the development build `_.template` utilizes\n * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)\n * for easier debugging.\n *\n * For more information on precompiling templates see\n * [lodash's custom builds documentation](https://lodash.com/custom-builds).\n *\n * For more information on Chrome extension sandboxes see\n * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The template string.\n * @param {Object} [options={}] The options object.\n * @param {RegExp} [options.escape=_.templateSettings.escape]\n * The HTML \"escape\" delimiter.\n * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]\n * The \"evaluate\" delimiter.\n * @param {Object} [options.imports=_.templateSettings.imports]\n * An object to import into the template as free variables.\n * @param {RegExp} [options.interpolate=_.templateSettings.interpolate]\n * The \"interpolate\" delimiter.\n * @param {string} [options.sourceURL='lodash.templateSources[n]']\n * The sourceURL of the compiled template.\n * @param {string} [options.variable='obj']\n * The data object variable name.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the compiled template function.\n * @example\n *\n * // Use the \"interpolate\" delimiter to create a compiled template.\n * var compiled = _.template('hello <%= user %>!');\n * compiled({ 'user': 'fred' });\n * // => 'hello fred!'\n *\n * // Use the HTML \"escape\" delimiter to escape data property values.\n * var compiled = _.template('<%- value %>');\n * compiled({ 'value': '\n\n
    \n
    \n \"budibase\n
    \n \n
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    Choose an Application

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\"\";\n/******/\n/******/\n/******/ \t// Load entry module and return exports\n/******/ \treturn __webpack_require__(__webpack_require__.s = 0);\n/******/ })\n/************************************************************************/\n/******/ ({\n\n/***/ \"./dist/icons.json\":\n/*!*************************!*\\\n !*** ./dist/icons.json ***!\n \\*************************/\n/*! exports provided: activity, airplay, alert-circle, alert-octagon, alert-triangle, align-center, align-justify, align-left, align-right, anchor, aperture, archive, arrow-down-circle, arrow-down-left, arrow-down-right, arrow-down, arrow-left-circle, arrow-left, arrow-right-circle, arrow-right, arrow-up-circle, arrow-up-left, arrow-up-right, arrow-up, at-sign, award, bar-chart-2, bar-chart, battery-charging, battery, bell-off, bell, bluetooth, bold, book-open, book, bookmark, box, briefcase, calendar, camera-off, camera, cast, check-circle, check-square, check, chevron-down, chevron-left, chevron-right, chevron-up, chevrons-down, chevrons-left, chevrons-right, chevrons-up, chrome, circle, clipboard, clock, cloud-drizzle, cloud-lightning, cloud-off, cloud-rain, cloud-snow, cloud, code, codepen, codesandbox, coffee, columns, command, compass, copy, corner-down-left, corner-down-right, corner-left-down, corner-left-up, corner-right-down, corner-right-up, corner-up-left, corner-up-right, cpu, credit-card, crop, crosshair, database, delete, disc, dollar-sign, download-cloud, download, droplet, edit-2, edit-3, edit, external-link, eye-off, eye, facebook, fast-forward, feather, figma, file-minus, file-plus, file-text, file, film, filter, flag, folder-minus, folder-plus, folder, framer, frown, gift, git-branch, git-commit, git-merge, git-pull-request, github, gitlab, globe, grid, hard-drive, hash, headphones, heart, help-circle, hexagon, home, image, inbox, info, instagram, italic, key, layers, layout, life-buoy, link-2, link, linkedin, list, loader, lock, log-in, log-out, mail, map-pin, map, maximize-2, maximize, meh, menu, message-circle, message-square, mic-off, mic, minimize-2, minimize, minus-circle, minus-square, minus, monitor, moon, more-horizontal, more-vertical, mouse-pointer, move, music, navigation-2, navigation, octagon, package, paperclip, pause-circle, pause, pen-tool, percent, phone-call, phone-forwarded, phone-incoming, phone-missed, phone-off, phone-outgoing, phone, pie-chart, play-circle, play, plus-circle, plus-square, plus, pocket, power, printer, radio, refresh-ccw, refresh-cw, repeat, rewind, rotate-ccw, rotate-cw, rss, save, scissors, search, send, server, settings, share-2, share, shield-off, shield, shopping-bag, shopping-cart, shuffle, sidebar, skip-back, skip-forward, slack, slash, sliders, smartphone, smile, speaker, square, star, stop-circle, sun, sunrise, sunset, tablet, tag, target, terminal, thermometer, thumbs-down, thumbs-up, toggle-left, toggle-right, tool, trash-2, trash, trello, trending-down, trending-up, triangle, truck, tv, twitch, twitter, type, umbrella, underline, unlock, upload-cloud, upload, user-check, user-minus, user-plus, user-x, user, users, video-off, video, voicemail, volume-1, volume-2, volume-x, volume, watch, wifi-off, wifi, wind, x-circle, x-octagon, x-square, x, youtube, zap-off, zap, zoom-in, zoom-out, default */\n/***/ (function(module) {\n\nmodule.exports = {\"activity\":\"\",\"airplay\":\"\",\"alert-circle\":\"\",\"alert-octagon\":\"\",\"alert-triangle\":\"\",\"align-center\":\"\",\"align-justify\":\"\",\"align-left\":\"\",\"align-right\":\"\",\"anchor\":\"\",\"aperture\":\"\",\"archive\":\"\",\"arrow-down-circle\":\"\",\"arrow-down-left\":\"\",\"arrow-down-right\":\"\",\"arrow-down\":\"\",\"arrow-left-circle\":\"\",\"arrow-left\":\"\",\"arrow-right-circle\":\"\",\"arrow-right\":\"\",\"arrow-up-circle\":\"\",\"arrow-up-left\":\"\",\"arrow-up-right\":\"\",\"arrow-up\":\"\",\"at-sign\":\"\",\"award\":\"\",\"bar-chart-2\":\"\",\"bar-chart\":\"\",\"battery-charging\":\"\",\"battery\":\"\",\"bell-off\":\"\",\"bell\":\"\",\"bluetooth\":\"\",\"bold\":\"\",\"book-open\":\"\",\"book\":\"\",\"bookmark\":\"\",\"box\":\"\",\"briefcase\":\"\",\"calendar\":\"\",\"camera-off\":\"\",\"camera\":\"\",\"cast\":\"\",\"check-circle\":\"\",\"check-square\":\"\",\"check\":\"\",\"chevron-down\":\"\",\"chevron-left\":\"\",\"chevron-right\":\"\",\"chevron-up\":\"\",\"chevrons-down\":\"\",\"chevrons-left\":\"\",\"chevrons-right\":\"\",\"chevrons-up\":\"\",\"chrome\":\"\",\"circle\":\"\",\"clipboard\":\"\",\"clock\":\"\",\"cloud-drizzle\":\"\",\"cloud-lightning\":\"\",\"cloud-off\":\"\",\"cloud-rain\":\"\",\"cloud-snow\":\"\",\"cloud\":\"\",\"code\":\"\",\"codepen\":\"\",\"codesandbox\":\"\",\"coffee\":\"\",\"columns\":\"\",\"command\":\"\",\"compass\":\"\",\"copy\":\"\",\"corner-down-left\":\"\",\"corner-down-right\":\"\",\"corner-left-down\":\"\",\"corner-left-up\":\"\",\"corner-right-down\":\"\",\"corner-right-up\":\"\",\"corner-up-left\":\"\",\"corner-up-right\":\"\",\"cpu\":\"\",\"credit-card\":\"\",\"crop\":\"\",\"crosshair\":\"\",\"database\":\"\",\"delete\":\"\",\"disc\":\"\",\"dollar-sign\":\"\",\"download-cloud\":\"\",\"download\":\"\",\"droplet\":\"\",\"edit-2\":\"\",\"edit-3\":\"\",\"edit\":\"\",\"external-link\":\"\",\"eye-off\":\"\",\"eye\":\"\",\"facebook\":\"\",\"fast-forward\":\"\",\"feather\":\"\",\"figma\":\"\",\"file-minus\":\"\",\"file-plus\":\"\",\"file-text\":\"\",\"file\":\"\",\"film\":\"\",\"filter\":\"\",\"flag\":\"\",\"folder-minus\":\"\",\"folder-plus\":\"\",\"folder\":\"\",\"framer\":\"\",\"frown\":\"\",\"gift\":\"\",\"git-branch\":\"\",\"git-commit\":\"\",\"git-merge\":\"\",\"git-pull-request\":\"\",\"github\":\"\",\"gitlab\":\"\",\"globe\":\"\",\"grid\":\"\",\"hard-drive\":\"\",\"hash\":\"\",\"headphones\":\"\",\"heart\":\"\",\"help-circle\":\"\",\"hexagon\":\"\",\"home\":\"\",\"image\":\"\",\"inbox\":\"\",\"info\":\"\",\"instagram\":\"\",\"italic\":\"\",\"key\":\"\",\"layers\":\"\",\"layout\":\"\",\"life-buoy\":\"\",\"link-2\":\"\",\"link\":\"\",\"linkedin\":\"\",\"list\":\"\",\"loader\":\"\",\"lock\":\"\",\"log-in\":\"\",\"log-out\":\"\",\"mail\":\"\",\"map-pin\":\"\",\"map\":\"\",\"maximize-2\":\"\",\"maximize\":\"\",\"meh\":\"\",\"menu\":\"\",\"message-circle\":\"\",\"message-square\":\"\",\"mic-off\":\"\",\"mic\":\"\",\"minimize-2\":\"\",\"minimize\":\"\",\"minus-circle\":\"\",\"minus-square\":\"\",\"minus\":\"\",\"monitor\":\"\",\"moon\":\"\",\"more-horizontal\":\"\",\"more-vertical\":\"\",\"mouse-pointer\":\"\",\"move\":\"\",\"music\":\"\",\"navigation-2\":\"\",\"navigation\":\"\",\"octagon\":\"\",\"package\":\"\",\"paperclip\":\"\",\"pause-circle\":\"\",\"pause\":\"\",\"pen-tool\":\"\",\"percent\":\"\",\"phone-call\":\"\",\"phone-forwarded\":\"\",\"phone-incoming\":\"\",\"phone-missed\":\"\",\"phone-off\":\"\",\"phone-outgoing\":\"\",\"phone\":\"\",\"pie-chart\":\"\",\"play-circle\":\"\",\"play\":\"\",\"plus-circle\":\"\",\"plus-square\":\"\",\"plus\":\"\",\"pocket\":\"\",\"power\":\"\",\"printer\":\"\",\"radio\":\"\",\"refresh-ccw\":\"\",\"refresh-cw\":\"\",\"repeat\":\"\",\"rewind\":\"\",\"rotate-ccw\":\"\",\"rotate-cw\":\"\",\"rss\":\"\",\"save\":\"\",\"scissors\":\"\",\"search\":\"\",\"send\":\"\",\"server\":\"\",\"settings\":\"\",\"share-2\":\"\",\"share\":\"\",\"shield-off\":\"\",\"shield\":\"\",\"shopping-bag\":\"\",\"shopping-cart\":\"\",\"shuffle\":\"\",\"sidebar\":\"\",\"skip-back\":\"\",\"skip-forward\":\"\",\"slack\":\"\",\"slash\":\"\",\"sliders\":\"\",\"smartphone\":\"\",\"smile\":\"\",\"speaker\":\"\",\"square\":\"\",\"star\":\"\",\"stop-circle\":\"\",\"sun\":\"\",\"sunrise\":\"\",\"sunset\":\"\",\"tablet\":\"\",\"tag\":\"\",\"target\":\"\",\"terminal\":\"\",\"thermometer\":\"\",\"thumbs-down\":\"\",\"thumbs-up\":\"\",\"toggle-left\":\"\",\"toggle-right\":\"\",\"tool\":\"\",\"trash-2\":\"\",\"trash\":\"\",\"trello\":\"\",\"trending-down\":\"\",\"trending-up\":\"\",\"triangle\":\"\",\"truck\":\"\",\"tv\":\"\",\"twitch\":\"\",\"twitter\":\"\",\"type\":\"\",\"umbrella\":\"\",\"underline\":\"\",\"unlock\":\"\",\"upload-cloud\":\"\",\"upload\":\"\",\"user-check\":\"\",\"user-minus\":\"\",\"user-plus\":\"\",\"user-x\":\"\",\"user\":\"\",\"users\":\"\",\"video-off\":\"\",\"video\":\"\",\"voicemail\":\"\",\"volume-1\":\"\",\"volume-2\":\"\",\"volume-x\":\"\",\"volume\":\"\",\"watch\":\"\",\"wifi-off\":\"\",\"wifi\":\"\",\"wind\":\"\",\"x-circle\":\"\",\"x-octagon\":\"\",\"x-square\":\"\",\"x\":\"\",\"youtube\":\"\",\"zap-off\":\"\",\"zap\":\"\",\"zoom-in\":\"\",\"zoom-out\":\"\"};\n\n/***/ }),\n\n/***/ \"./node_modules/classnames/dedupe.js\":\n/*!*******************************************!*\\\n !*** ./node_modules/classnames/dedupe.js ***!\n \\*******************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*!\n Copyright (c) 2016 Jed Watson.\n Licensed under the MIT License (MIT), see\n http://jedwatson.github.io/classnames\n*/\n/* global define */\n\n(function () {\n\t'use strict';\n\n\tvar classNames = (function () {\n\t\t// don't inherit from Object so we can skip hasOwnProperty check later\n\t\t// http://stackoverflow.com/questions/15518328/creating-js-object-with-object-createnull#answer-21079232\n\t\tfunction StorageObject() {}\n\t\tStorageObject.prototype = Object.create(null);\n\n\t\tfunction _parseArray (resultSet, array) {\n\t\t\tvar length = array.length;\n\n\t\t\tfor (var i = 0; i < length; ++i) {\n\t\t\t\t_parse(resultSet, array[i]);\n\t\t\t}\n\t\t}\n\n\t\tvar hasOwn = {}.hasOwnProperty;\n\n\t\tfunction _parseNumber (resultSet, num) {\n\t\t\tresultSet[num] = true;\n\t\t}\n\n\t\tfunction _parseObject (resultSet, object) {\n\t\t\tfor (var k in object) {\n\t\t\t\tif (hasOwn.call(object, k)) {\n\t\t\t\t\t// set value to false instead of deleting it to avoid changing object structure\n\t\t\t\t\t// https://www.smashingmagazine.com/2012/11/writing-fast-memory-efficient-javascript/#de-referencing-misconceptions\n\t\t\t\t\tresultSet[k] = !!object[k];\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tvar SPACE = /\\s+/;\n\t\tfunction _parseString (resultSet, str) {\n\t\t\tvar array = str.split(SPACE);\n\t\t\tvar length = array.length;\n\n\t\t\tfor (var i = 0; i < length; ++i) {\n\t\t\t\tresultSet[array[i]] = true;\n\t\t\t}\n\t\t}\n\n\t\tfunction _parse (resultSet, arg) {\n\t\t\tif (!arg) return;\n\t\t\tvar argType = typeof arg;\n\n\t\t\t// 'foo bar'\n\t\t\tif (argType === 'string') {\n\t\t\t\t_parseString(resultSet, arg);\n\n\t\t\t// ['foo', 'bar', ...]\n\t\t\t} else if (Array.isArray(arg)) {\n\t\t\t\t_parseArray(resultSet, arg);\n\n\t\t\t// { 'foo': true, ... }\n\t\t\t} else if (argType === 'object') {\n\t\t\t\t_parseObject(resultSet, arg);\n\n\t\t\t// '130'\n\t\t\t} else if (argType === 'number') {\n\t\t\t\t_parseNumber(resultSet, arg);\n\t\t\t}\n\t\t}\n\n\t\tfunction _classNames () {\n\t\t\t// don't leak arguments\n\t\t\t// https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#32-leaking-arguments\n\t\t\tvar len = arguments.length;\n\t\t\tvar args = Array(len);\n\t\t\tfor (var i = 0; i < len; i++) {\n\t\t\t\targs[i] = arguments[i];\n\t\t\t}\n\n\t\t\tvar classSet = new StorageObject();\n\t\t\t_parseArray(classSet, args);\n\n\t\t\tvar list = [];\n\n\t\t\tfor (var k in classSet) {\n\t\t\t\tif (classSet[k]) {\n\t\t\t\t\tlist.push(k)\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn list.join(' ');\n\t\t}\n\n\t\treturn _classNames;\n\t})();\n\n\tif (typeof module !== 'undefined' && module.exports) {\n\t\tmodule.exports = classNames;\n\t} else if (true) {\n\t\t// register as 'classnames', consistent with npm package name\n\t\t!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function () {\n\t\t\treturn classNames;\n\t\t}).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),\n\t\t\t\t__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));\n\t} else {}\n}());\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/es/array/from.js\":\n/*!***********************************************!*\\\n !*** ./node_modules/core-js/es/array/from.js ***!\n \\***********************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n__webpack_require__(/*! ../../modules/es.string.iterator */ \"./node_modules/core-js/modules/es.string.iterator.js\");\n__webpack_require__(/*! ../../modules/es.array.from */ \"./node_modules/core-js/modules/es.array.from.js\");\nvar path = __webpack_require__(/*! ../../internals/path */ \"./node_modules/core-js/internals/path.js\");\n\nmodule.exports = path.Array.from;\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/a-function.js\":\n/*!******************************************************!*\\\n !*** ./node_modules/core-js/internals/a-function.js ***!\n \\******************************************************/\n/*! no static exports found */\n/***/ (function(module, exports) {\n\nmodule.exports = function (it) {\n if (typeof it != 'function') {\n throw TypeError(String(it) + ' is not a function');\n } return it;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/an-object.js\":\n/*!*****************************************************!*\\\n !*** ./node_modules/core-js/internals/an-object.js ***!\n \\*****************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar isObject = __webpack_require__(/*! ../internals/is-object */ \"./node_modules/core-js/internals/is-object.js\");\n\nmodule.exports = function (it) {\n if (!isObject(it)) {\n throw TypeError(String(it) + ' is not an object');\n } return it;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/array-from.js\":\n/*!******************************************************!*\\\n !*** ./node_modules/core-js/internals/array-from.js ***!\n \\******************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\nvar bind = __webpack_require__(/*! ../internals/bind-context */ \"./node_modules/core-js/internals/bind-context.js\");\nvar toObject = __webpack_require__(/*! ../internals/to-object */ \"./node_modules/core-js/internals/to-object.js\");\nvar callWithSafeIterationClosing = __webpack_require__(/*! ../internals/call-with-safe-iteration-closing */ \"./node_modules/core-js/internals/call-with-safe-iteration-closing.js\");\nvar isArrayIteratorMethod = __webpack_require__(/*! ../internals/is-array-iterator-method */ \"./node_modules/core-js/internals/is-array-iterator-method.js\");\nvar toLength = __webpack_require__(/*! ../internals/to-length */ \"./node_modules/core-js/internals/to-length.js\");\nvar createProperty = __webpack_require__(/*! ../internals/create-property */ \"./node_modules/core-js/internals/create-property.js\");\nvar getIteratorMethod = __webpack_require__(/*! ../internals/get-iterator-method */ \"./node_modules/core-js/internals/get-iterator-method.js\");\n\n// `Array.from` method\n// https://tc39.github.io/ecma262/#sec-array.from\nmodule.exports = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {\n var O = toObject(arrayLike);\n var C = typeof this == 'function' ? this : Array;\n var argumentsLength = arguments.length;\n var mapfn = argumentsLength > 1 ? arguments[1] : undefined;\n var mapping = mapfn !== undefined;\n var index = 0;\n var iteratorMethod = getIteratorMethod(O);\n var length, result, step, iterator;\n if (mapping) mapfn = bind(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);\n // if the target is not iterable or it's an array with the default iterator - use a simple case\n if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {\n iterator = iteratorMethod.call(O);\n result = new C();\n for (;!(step = iterator.next()).done; index++) {\n createProperty(result, index, mapping\n ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true)\n : step.value\n );\n }\n } else {\n length = toLength(O.length);\n result = new C(length);\n for (;length > index; index++) {\n createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);\n }\n }\n result.length = index;\n return result;\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/array-includes.js\":\n/*!**********************************************************!*\\\n !*** ./node_modules/core-js/internals/array-includes.js ***!\n \\**********************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar toIndexedObject = __webpack_require__(/*! ../internals/to-indexed-object */ \"./node_modules/core-js/internals/to-indexed-object.js\");\nvar toLength = __webpack_require__(/*! ../internals/to-length */ \"./node_modules/core-js/internals/to-length.js\");\nvar toAbsoluteIndex = __webpack_require__(/*! ../internals/to-absolute-index */ \"./node_modules/core-js/internals/to-absolute-index.js\");\n\n// `Array.prototype.{ indexOf, includes }` methods implementation\n// false -> Array#indexOf\n// https://tc39.github.io/ecma262/#sec-array.prototype.indexof\n// true -> Array#includes\n// https://tc39.github.io/ecma262/#sec-array.prototype.includes\nmodule.exports = function (IS_INCLUDES) {\n return function ($this, el, fromIndex) {\n var O = toIndexedObject($this);\n var length = toLength(O.length);\n var index = toAbsoluteIndex(fromIndex, length);\n var value;\n // Array#includes uses SameValueZero equality algorithm\n // eslint-disable-next-line no-self-compare\n if (IS_INCLUDES && el != el) while (length > index) {\n value = O[index++];\n // eslint-disable-next-line no-self-compare\n if (value != value) return true;\n // Array#indexOf ignores holes, Array#includes - not\n } else for (;length > index; index++) if (IS_INCLUDES || index in O) {\n if (O[index] === el) return IS_INCLUDES || index || 0;\n } return !IS_INCLUDES && -1;\n };\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/bind-context.js\":\n/*!********************************************************!*\\\n !*** ./node_modules/core-js/internals/bind-context.js ***!\n \\********************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar aFunction = __webpack_require__(/*! ../internals/a-function */ \"./node_modules/core-js/internals/a-function.js\");\n\n// optional / simple context binding\nmodule.exports = function (fn, that, length) {\n aFunction(fn);\n if (that === undefined) return fn;\n switch (length) {\n case 0: return function () {\n return fn.call(that);\n };\n case 1: return function (a) {\n return fn.call(that, a);\n };\n case 2: return function (a, b) {\n return fn.call(that, a, b);\n };\n case 3: return function (a, b, c) {\n return fn.call(that, a, b, c);\n };\n }\n return function (/* ...args */) {\n return fn.apply(that, arguments);\n };\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/call-with-safe-iteration-closing.js\":\n/*!****************************************************************************!*\\\n !*** ./node_modules/core-js/internals/call-with-safe-iteration-closing.js ***!\n \\****************************************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\nvar anObject = __webpack_require__(/*! ../internals/an-object */ \"./node_modules/core-js/internals/an-object.js\");\n\n// call something on iterator step with safe closing on error\nmodule.exports = function (iterator, fn, value, ENTRIES) {\n try {\n return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);\n // 7.4.6 IteratorClose(iterator, completion)\n } catch (error) {\n var returnMethod = iterator['return'];\n if (returnMethod !== undefined) anObject(returnMethod.call(iterator));\n throw error;\n }\n};\n\n\n/***/ }),\n\n/***/ \"./node_modules/core-js/internals/check-correctness-of-iteration.js\":\n/*!**************************************************************************!*\\\n !*** 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classnames/dedupe */ \"./node_modules/classnames/dedupe.js\");\n\nvar _dedupe2 = _interopRequireDefault(_dedupe);\n\nvar _defaultAttrs = __webpack_require__(/*! ./default-attrs.json */ \"./src/default-attrs.json\");\n\nvar _defaultAttrs2 = _interopRequireDefault(_defaultAttrs);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar Icon = function () {\n function Icon(name, contents) {\n var tags = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];\n\n _classCallCheck(this, Icon);\n\n this.name = name;\n this.contents = contents;\n this.tags = tags;\n this.attrs = _extends({}, _defaultAttrs2.default, { class: 'feather feather-' + name });\n }\n\n /**\n * Create an SVG string.\n * @param {Object} attrs\n * @returns {string}\n */\n\n\n _createClass(Icon, [{\n key: 'toSvg',\n value: function toSvg() {\n var attrs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};\n\n var combinedAttrs = _extends({}, this.attrs, attrs, { class: (0, _dedupe2.default)(this.attrs.class, attrs.class) });\n\n return '' + this.contents + '';\n }\n\n /**\n * Return string representation of an `Icon`.\n *\n * Added for backward compatibility. If old code expects `feather.icons.`\n * to be a string, `toString()` will get implicitly called.\n *\n * @returns {string}\n */\n\n }, {\n key: 'toString',\n value: function toString() {\n return this.contents;\n }\n }]);\n\n return Icon;\n}();\n\n/**\n * Convert attributes object to string of HTML attributes.\n * @param {Object} attrs\n * @returns {string}\n */\n\n\nfunction attrsToString(attrs) {\n return Object.keys(attrs).map(function (key) {\n return key + '=\"' + attrs[key] + '\"';\n }).join(' ');\n}\n\nexports.default = Icon;\n\n/***/ }),\n\n/***/ \"./src/icons.js\":\n/*!**********************!*\\\n !*** ./src/icons.js ***!\n \\**********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _icon = __webpack_require__(/*! ./icon */ \"./src/icon.js\");\n\nvar _icon2 = _interopRequireDefault(_icon);\n\nvar _icons = __webpack_require__(/*! ../dist/icons.json */ \"./dist/icons.json\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nvar _tags = __webpack_require__(/*! ./tags.json */ \"./src/tags.json\");\n\nvar _tags2 = _interopRequireDefault(_tags);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nexports.default = Object.keys(_icons2.default).map(function (key) {\n return new _icon2.default(key, _icons2.default[key], _tags2.default[key]);\n}).reduce(function (object, icon) {\n object[icon.name] = icon;\n return object;\n}, {});\n\n/***/ }),\n\n/***/ \"./src/index.js\":\n/*!**********************!*\\\n !*** ./src/index.js ***!\n \\**********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nvar _toSvg = __webpack_require__(/*! ./to-svg */ \"./src/to-svg.js\");\n\nvar _toSvg2 = _interopRequireDefault(_toSvg);\n\nvar _replace = __webpack_require__(/*! ./replace */ \"./src/replace.js\");\n\nvar _replace2 = _interopRequireDefault(_replace);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nmodule.exports = { icons: _icons2.default, toSvg: _toSvg2.default, replace: _replace2.default };\n\n/***/ }),\n\n/***/ \"./src/replace.js\":\n/*!************************!*\\\n !*** ./src/replace.js ***!\n \\************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; /* eslint-env browser */\n\n\nvar _dedupe = __webpack_require__(/*! classnames/dedupe */ \"./node_modules/classnames/dedupe.js\");\n\nvar _dedupe2 = _interopRequireDefault(_dedupe);\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\n/**\n * Replace all HTML elements that have a `data-feather` attribute with SVG markup\n * corresponding to the element's `data-feather` attribute value.\n * @param {Object} attrs\n */\nfunction replace() {\n var attrs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};\n\n if (typeof document === 'undefined') {\n throw new Error('`feather.replace()` only works in a browser environment.');\n }\n\n var elementsToReplace = document.querySelectorAll('[data-feather]');\n\n Array.from(elementsToReplace).forEach(function (element) {\n return replaceElement(element, attrs);\n });\n}\n\n/**\n * Replace a single HTML element with SVG markup\n * corresponding to the element's `data-feather` attribute value.\n * @param {HTMLElement} element\n * @param {Object} attrs\n */\nfunction replaceElement(element) {\n var attrs = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n var elementAttrs = getAttrs(element);\n var name = elementAttrs['data-feather'];\n delete elementAttrs['data-feather'];\n\n var svgString = _icons2.default[name].toSvg(_extends({}, attrs, elementAttrs, { class: (0, _dedupe2.default)(attrs.class, elementAttrs.class) }));\n var svgDocument = new DOMParser().parseFromString(svgString, 'image/svg+xml');\n var svgElement = svgDocument.querySelector('svg');\n\n element.parentNode.replaceChild(svgElement, element);\n}\n\n/**\n * Get the attributes of an HTML element.\n * @param {HTMLElement} element\n * @returns {Object}\n */\nfunction getAttrs(element) {\n return Array.from(element.attributes).reduce(function (attrs, attr) {\n attrs[attr.name] = attr.value;\n return attrs;\n }, {});\n}\n\nexports.default = replace;\n\n/***/ }),\n\n/***/ \"./src/tags.json\":\n/*!***********************!*\\\n !*** ./src/tags.json ***!\n \\***********************/\n/*! exports provided: activity, airplay, alert-circle, alert-octagon, alert-triangle, at-sign, award, aperture, bell, bell-off, bluetooth, book-open, book, bookmark, briefcase, clipboard, clock, cloud-drizzle, cloud-lightning, cloud-rain, cloud-snow, cloud, codepen, codesandbox, coffee, command, compass, copy, corner-down-left, corner-down-right, corner-left-down, corner-left-up, corner-right-down, corner-right-up, corner-up-left, corner-up-right, credit-card, crop, crosshair, database, delete, disc, dollar-sign, droplet, edit, edit-2, edit-3, eye, eye-off, external-link, facebook, fast-forward, figma, film, folder-minus, folder-plus, folder, framer, frown, gift, git-branch, git-commit, git-merge, git-pull-request, github, gitlab, global, hard-drive, hash, headphones, heart, help-circle, hexagon, home, image, inbox, instagram, key, life-bouy, linkedin, lock, log-in, log-out, mail, map-pin, map, maximize, maximize-2, meh, menu, message-circle, message-square, mic-off, mic, minimize, minimize-2, monitor, moon, more-horizontal, more-vertical, mouse-pointer, move, navigation, navigation-2, octagon, package, paperclip, pause, pause-circle, pen-tool, play, play-circle, plus, plus-circle, plus-square, pocket, power, radio, rewind, rss, save, search, send, settings, shield, shield-off, shopping-bag, shopping-cart, shuffle, skip-back, skip-forward, slash, sliders, smile, speaker, star, sun, sunrise, sunset, tag, target, terminal, thumbs-down, thumbs-up, toggle-left, toggle-right, trash, trash-2, triangle, truck, twitter, umbrella, video-off, video, voicemail, volume, volume-1, volume-2, volume-x, watch, wind, x-circle, x-octagon, x-square, x, youtube, zap-off, zap, default */\n/***/ (function(module) {\n\nmodule.exports = {\"activity\":[\"pulse\",\"health\",\"action\",\"motion\"],\"airplay\":[\"stream\",\"cast\",\"mirroring\"],\"alert-circle\":[\"warning\"],\"alert-octagon\":[\"warning\"],\"alert-triangle\":[\"warning\"],\"at-sign\":[\"mention\"],\"award\":[\"achievement\",\"badge\"],\"aperture\":[\"camera\",\"photo\"],\"bell\":[\"alarm\",\"notification\"],\"bell-off\":[\"alarm\",\"notification\",\"silent\"],\"bluetooth\":[\"wireless\"],\"book-open\":[\"read\"],\"book\":[\"read\",\"dictionary\",\"booklet\",\"magazine\"],\"bookmark\":[\"read\",\"clip\",\"marker\",\"tag\"],\"briefcase\":[\"work\",\"bag\",\"baggage\",\"folder\"],\"clipboard\":[\"copy\"],\"clock\":[\"time\",\"watch\",\"alarm\"],\"cloud-drizzle\":[\"weather\",\"shower\"],\"cloud-lightning\":[\"weather\",\"bolt\"],\"cloud-rain\":[\"weather\"],\"cloud-snow\":[\"weather\",\"blizzard\"],\"cloud\":[\"weather\"],\"codepen\":[\"logo\"],\"codesandbox\":[\"logo\"],\"coffee\":[\"drink\",\"cup\",\"mug\",\"tea\",\"cafe\",\"hot\",\"beverage\"],\"command\":[\"keyboard\",\"cmd\"],\"compass\":[\"navigation\",\"safari\",\"travel\"],\"copy\":[\"clone\",\"duplicate\"],\"corner-down-left\":[\"arrow\"],\"corner-down-right\":[\"arrow\"],\"corner-left-down\":[\"arrow\"],\"corner-left-up\":[\"arrow\"],\"corner-right-down\":[\"arrow\"],\"corner-right-up\":[\"arrow\"],\"corner-up-left\":[\"arrow\"],\"corner-up-right\":[\"arrow\"],\"credit-card\":[\"purchase\",\"payment\",\"cc\"],\"crop\":[\"photo\",\"image\"],\"crosshair\":[\"aim\",\"target\"],\"database\":[\"storage\"],\"delete\":[\"remove\"],\"disc\":[\"album\",\"cd\",\"dvd\",\"music\"],\"dollar-sign\":[\"currency\",\"money\",\"payment\"],\"droplet\":[\"water\"],\"edit\":[\"pencil\",\"change\"],\"edit-2\":[\"pencil\",\"change\"],\"edit-3\":[\"pencil\",\"change\"],\"eye\":[\"view\",\"watch\"],\"eye-off\":[\"view\",\"watch\"],\"external-link\":[\"outbound\"],\"facebook\":[\"logo\"],\"fast-forward\":[\"music\"],\"figma\":[\"logo\",\"design\",\"tool\"],\"film\":[\"movie\",\"video\"],\"folder-minus\":[\"directory\"],\"folder-plus\":[\"directory\"],\"folder\":[\"directory\"],\"framer\":[\"logo\",\"design\",\"tool\"],\"frown\":[\"emoji\",\"face\",\"bad\",\"sad\",\"emotion\"],\"gift\":[\"present\",\"box\",\"birthday\",\"party\"],\"git-branch\":[\"code\",\"version control\"],\"git-commit\":[\"code\",\"version control\"],\"git-merge\":[\"code\",\"version control\"],\"git-pull-request\":[\"code\",\"version control\"],\"github\":[\"logo\",\"version control\"],\"gitlab\":[\"logo\",\"version control\"],\"global\":[\"world\",\"browser\",\"language\",\"translate\"],\"hard-drive\":[\"computer\",\"server\"],\"hash\":[\"hashtag\",\"number\",\"pound\"],\"headphones\":[\"music\",\"audio\"],\"heart\":[\"like\",\"love\"],\"help-circle\":[\"question mark\"],\"hexagon\":[\"shape\",\"node.js\",\"logo\"],\"home\":[\"house\"],\"image\":[\"picture\"],\"inbox\":[\"email\"],\"instagram\":[\"logo\",\"camera\"],\"key\":[\"password\",\"login\",\"authentication\"],\"life-bouy\":[\"help\",\"life ring\",\"support\"],\"linkedin\":[\"logo\"],\"lock\":[\"security\",\"password\"],\"log-in\":[\"sign in\",\"arrow\"],\"log-out\":[\"sign out\",\"arrow\"],\"mail\":[\"email\"],\"map-pin\":[\"location\",\"navigation\",\"travel\",\"marker\"],\"map\":[\"location\",\"navigation\",\"travel\"],\"maximize\":[\"fullscreen\"],\"maximize-2\":[\"fullscreen\",\"arrows\"],\"meh\":[\"emoji\",\"face\",\"neutral\",\"emotion\"],\"menu\":[\"bars\",\"navigation\",\"hamburger\"],\"message-circle\":[\"comment\",\"chat\"],\"message-square\":[\"comment\",\"chat\"],\"mic-off\":[\"record\"],\"mic\":[\"record\"],\"minimize\":[\"exit fullscreen\"],\"minimize-2\":[\"exit fullscreen\",\"arrows\"],\"monitor\":[\"tv\"],\"moon\":[\"dark\",\"night\"],\"more-horizontal\":[\"ellipsis\"],\"more-vertical\":[\"ellipsis\"],\"mouse-pointer\":[\"arrow\",\"cursor\"],\"move\":[\"arrows\"],\"navigation\":[\"location\",\"travel\"],\"navigation-2\":[\"location\",\"travel\"],\"octagon\":[\"stop\"],\"package\":[\"box\"],\"paperclip\":[\"attachment\"],\"pause\":[\"music\",\"stop\"],\"pause-circle\":[\"music\",\"stop\"],\"pen-tool\":[\"vector\",\"drawing\"],\"play\":[\"music\",\"start\"],\"play-circle\":[\"music\",\"start\"],\"plus\":[\"add\",\"new\"],\"plus-circle\":[\"add\",\"new\"],\"plus-square\":[\"add\",\"new\"],\"pocket\":[\"logo\",\"save\"],\"power\":[\"on\",\"off\"],\"radio\":[\"signal\"],\"rewind\":[\"music\"],\"rss\":[\"feed\",\"subscribe\"],\"save\":[\"floppy disk\"],\"search\":[\"find\",\"magnifier\",\"magnifying glass\"],\"send\":[\"message\",\"mail\",\"paper airplane\"],\"settings\":[\"cog\",\"edit\",\"gear\",\"preferences\"],\"shield\":[\"security\"],\"shield-off\":[\"security\"],\"shopping-bag\":[\"ecommerce\",\"cart\",\"purchase\",\"store\"],\"shopping-cart\":[\"ecommerce\",\"cart\",\"purchase\",\"store\"],\"shuffle\":[\"music\"],\"skip-back\":[\"music\"],\"skip-forward\":[\"music\"],\"slash\":[\"ban\",\"no\"],\"sliders\":[\"settings\",\"controls\"],\"smile\":[\"emoji\",\"face\",\"happy\",\"good\",\"emotion\"],\"speaker\":[\"music\"],\"star\":[\"bookmark\",\"favorite\",\"like\"],\"sun\":[\"brightness\",\"weather\",\"light\"],\"sunrise\":[\"weather\"],\"sunset\":[\"weather\"],\"tag\":[\"label\"],\"target\":[\"bullseye\"],\"terminal\":[\"code\",\"command line\"],\"thumbs-down\":[\"dislike\",\"bad\"],\"thumbs-up\":[\"like\",\"good\"],\"toggle-left\":[\"on\",\"off\",\"switch\"],\"toggle-right\":[\"on\",\"off\",\"switch\"],\"trash\":[\"garbage\",\"delete\",\"remove\"],\"trash-2\":[\"garbage\",\"delete\",\"remove\"],\"triangle\":[\"delta\"],\"truck\":[\"delivery\",\"van\",\"shipping\"],\"twitter\":[\"logo\"],\"umbrella\":[\"rain\",\"weather\"],\"video-off\":[\"camera\",\"movie\",\"film\"],\"video\":[\"camera\",\"movie\",\"film\"],\"voicemail\":[\"phone\"],\"volume\":[\"music\",\"sound\",\"mute\"],\"volume-1\":[\"music\",\"sound\"],\"volume-2\":[\"music\",\"sound\"],\"volume-x\":[\"music\",\"sound\",\"mute\"],\"watch\":[\"clock\",\"time\"],\"wind\":[\"weather\",\"air\"],\"x-circle\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"x-octagon\":[\"delete\",\"stop\",\"alert\",\"warning\",\"times\"],\"x-square\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"x\":[\"cancel\",\"close\",\"delete\",\"remove\",\"times\"],\"youtube\":[\"logo\",\"video\",\"play\"],\"zap-off\":[\"flash\",\"camera\",\"lightning\"],\"zap\":[\"flash\",\"camera\",\"lightning\"]};\n\n/***/ }),\n\n/***/ \"./src/to-svg.js\":\n/*!***********************!*\\\n !*** ./src/to-svg.js ***!\n \\***********************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n\"use strict\";\n\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _icons = __webpack_require__(/*! ./icons */ \"./src/icons.js\");\n\nvar _icons2 = _interopRequireDefault(_icons);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\n/**\n * Create an SVG string.\n * @deprecated\n * @param {string} name\n * @param {Object} attrs\n * @returns {string}\n */\nfunction toSvg(name) {\n var attrs = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n console.warn('feather.toSvg() is deprecated. Please use feather.icons[name].toSvg() instead.');\n\n if (!name) {\n throw new Error('The required `key` (icon name) parameter is missing.');\n }\n\n if (!_icons2.default[name]) {\n throw new Error('No icon matching \\'' + name + '\\'. See the complete list of icons at https://feathericons.com');\n }\n\n return _icons2.default[name].toSvg(attrs);\n}\n\nexports.default = toSvg;\n\n/***/ }),\n\n/***/ 0:\n/*!**************************************************!*\\\n !*** multi core-js/es/array/from ./src/index.js ***!\n \\**************************************************/\n/*! no static exports found */\n/***/ (function(module, exports, __webpack_require__) {\n\n__webpack_require__(/*! core-js/es/array/from */\"./node_modules/core-js/es/array/from.js\");\nmodule.exports = __webpack_require__(/*! /home/travis/build/feathericons/feather/src/index.js */\"./src/index.js\");\n\n\n/***/ })\n\n/******/ });\n});\n//# sourceMappingURL=feather.js.map","import feather from \"feather-icons\";\nconst getIcon = (icon, size) => feather.icons[icon].toSvg({height:size||\"16\", width:size||\"16\"});\nexport default getIcon;","\n\n\n\n\n","\n\n
    \n \n {#each subfolders as folder}\n
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    store.setCurrentPage(\"main\")}>\n {@html getIcon(\"circle\", \"7\")}\n Main\n
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    \n","// shim for using process in browser\n// based off https://github.com/defunctzombie/node-process/blob/master/browser.js\n\nfunction defaultSetTimout() {\n throw new Error('setTimeout has not been defined');\n}\nfunction defaultClearTimeout () {\n throw new Error('clearTimeout has not been defined');\n}\nvar cachedSetTimeout = defaultSetTimout;\nvar cachedClearTimeout = defaultClearTimeout;\nif (typeof global.setTimeout === 'function') {\n cachedSetTimeout = setTimeout;\n}\nif (typeof global.clearTimeout === 'function') {\n cachedClearTimeout = clearTimeout;\n}\n\nfunction runTimeout(fun) {\n if (cachedSetTimeout === setTimeout) {\n //normal enviroments in sane situations\n return setTimeout(fun, 0);\n }\n // if setTimeout wasn't available but was latter defined\n if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n cachedSetTimeout = setTimeout;\n return setTimeout(fun, 0);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedSetTimeout(fun, 0);\n } catch(e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedSetTimeout.call(null, fun, 0);\n } catch(e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n return cachedSetTimeout.call(this, fun, 0);\n }\n }\n\n\n}\nfunction runClearTimeout(marker) {\n if (cachedClearTimeout === clearTimeout) {\n //normal enviroments in sane situations\n return clearTimeout(marker);\n }\n // if clearTimeout wasn't available but was latter defined\n if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n cachedClearTimeout = clearTimeout;\n return clearTimeout(marker);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedClearTimeout(marker);\n } catch (e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedClearTimeout.call(null, marker);\n } catch (e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n return cachedClearTimeout.call(this, marker);\n }\n }\n\n\n\n}\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n if (!draining || !currentQueue) {\n return;\n }\n draining = false;\n if (currentQueue.length) {\n queue = currentQueue.concat(queue);\n } else {\n queueIndex = -1;\n }\n if (queue.length) {\n drainQueue();\n }\n}\n\nfunction drainQueue() {\n if (draining) {\n return;\n }\n var timeout = runTimeout(cleanUpNextTick);\n draining = true;\n\n var len = queue.length;\n while(len) {\n currentQueue = queue;\n queue = [];\n while (++queueIndex < len) {\n if (currentQueue) {\n currentQueue[queueIndex].run();\n }\n }\n queueIndex = -1;\n len = queue.length;\n }\n currentQueue = null;\n draining = false;\n runClearTimeout(timeout);\n}\nexport function nextTick(fun) {\n var args = new Array(arguments.length - 1);\n if (arguments.length > 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n queue.push(new Item(fun, args));\n if (queue.length === 1 && !draining) {\n runTimeout(drainQueue);\n }\n}\n// v8 likes predictible objects\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\nexport var title = 'browser';\nexport var platform = 'browser';\nexport var browser = true;\nexport var env = {};\nexport var argv = [];\nexport var version = ''; // empty string to avoid regexp issues\nexport var versions = {};\nexport var release = {};\nexport var config = {};\n\nfunction noop() {}\n\nexport var on = noop;\nexport var addListener = noop;\nexport var once = noop;\nexport var off = noop;\nexport var removeListener = noop;\nexport var removeAllListeners = noop;\nexport var emit = noop;\n\nexport function binding(name) {\n throw new Error('process.binding is not supported');\n}\n\nexport function cwd () { return '/' }\nexport function chdir (dir) {\n throw new Error('process.chdir is not supported');\n};\nexport function umask() { return 0; }\n\n// from https://github.com/kumavis/browser-process-hrtime/blob/master/index.js\nvar performance = global.performance || {}\nvar performanceNow =\n performance.now ||\n performance.mozNow ||\n performance.msNow ||\n performance.oNow ||\n performance.webkitNow ||\n function(){ return (new Date()).getTime() }\n\n// generate timestamp or delta\n// see http://nodejs.org/api/process.html#process_process_hrtime\nexport function hrtime(previousTimestamp){\n var clocktime = performanceNow.call(performance)*1e-3\n var seconds = Math.floor(clocktime)\n var nanoseconds = Math.floor((clocktime%1)*1e9)\n if (previousTimestamp) {\n seconds = seconds - previousTimestamp[0]\n nanoseconds = nanoseconds - previousTimestamp[1]\n if (nanoseconds<0) {\n seconds--\n nanoseconds += 1e9\n }\n }\n return [seconds,nanoseconds]\n}\n\nvar startTime = new Date();\nexport function uptime() {\n var currentTime = new Date();\n var dif = currentTime - startTime;\n return dif / 1000;\n}\n\nexport default {\n nextTick: nextTick,\n title: title,\n browser: browser,\n env: env,\n argv: argv,\n version: version,\n versions: versions,\n on: on,\n addListener: addListener,\n once: once,\n off: off,\n removeListener: removeListener,\n removeAllListeners: removeAllListeners,\n emit: emit,\n binding: binding,\n cwd: cwd,\n chdir: chdir,\n umask: umask,\n hrtime: hrtime,\n platform: platform,\n release: release,\n config: config,\n uptime: uptime\n};\n","// Copyright Joyent, Inc. and other Node contributors.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a\n// copy of this software and associated documentation files (the\n// \"Software\"), to deal in the Software without restriction, including\n// without limitation the rights to use, copy, modify, merge, publish,\n// distribute, sublicense, and/or sell copies of the Software, and to permit\n// persons to whom the Software is furnished to do so, subject to the\n// following conditions:\n//\n// The above copyright notice and this permission notice shall be included\n// in all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n// USE OR OTHER DEALINGS IN THE SOFTWARE.\nimport process from 'process';\nvar formatRegExp = /%[sdj%]/g;\nexport function format(f) {\n if (!isString(f)) {\n var objects = [];\n for (var i = 0; i < arguments.length; i++) {\n objects.push(inspect(arguments[i]));\n }\n return objects.join(' ');\n }\n\n var i = 1;\n var args = arguments;\n var len = args.length;\n var str = String(f).replace(formatRegExp, function(x) {\n if (x === '%%') return '%';\n if (i >= len) return x;\n switch (x) {\n case '%s': return String(args[i++]);\n case '%d': return Number(args[i++]);\n case '%j':\n try {\n return JSON.stringify(args[i++]);\n } catch (_) {\n return '[Circular]';\n }\n default:\n return x;\n }\n });\n for (var x = args[i]; i < len; x = args[++i]) {\n if (isNull(x) || !isObject(x)) {\n str += ' ' + x;\n } else {\n str += ' ' + inspect(x);\n }\n }\n return str;\n};\n\n\n// Mark that a method should not be used.\n// Returns a modified function which warns once by default.\n// If --no-deprecation is set, then it is a no-op.\nexport function deprecate(fn, msg) {\n // Allow for deprecating things in the process of starting up.\n if (isUndefined(global.process)) {\n return function() {\n return deprecate(fn, msg).apply(this, arguments);\n };\n }\n\n if (process.noDeprecation === true) {\n return fn;\n }\n\n var warned = false;\n function deprecated() {\n if (!warned) {\n if (process.throwDeprecation) {\n throw new Error(msg);\n } else if (process.traceDeprecation) {\n console.trace(msg);\n } else {\n console.error(msg);\n }\n warned = true;\n }\n return fn.apply(this, arguments);\n }\n\n return deprecated;\n};\n\n\nvar debugs = {};\nvar debugEnviron;\nexport function debuglog(set) {\n if (isUndefined(debugEnviron))\n debugEnviron = process.env.NODE_DEBUG || '';\n set = set.toUpperCase();\n if (!debugs[set]) {\n if (new RegExp('\\\\b' + set + '\\\\b', 'i').test(debugEnviron)) {\n var pid = 0;\n debugs[set] = function() {\n var msg = format.apply(null, arguments);\n console.error('%s %d: %s', set, pid, msg);\n };\n } else {\n debugs[set] = function() {};\n }\n }\n return debugs[set];\n};\n\n\n/**\n * Echos the value of a value. Trys to print the value out\n * in the best way possible given the different types.\n *\n * @param {Object} obj The object to print out.\n * @param {Object} opts Optional options object that alters the output.\n */\n/* legacy: obj, showHidden, depth, colors*/\nexport function inspect(obj, opts) {\n // default options\n var ctx = {\n seen: [],\n stylize: stylizeNoColor\n };\n // legacy...\n if (arguments.length >= 3) ctx.depth = arguments[2];\n if (arguments.length >= 4) ctx.colors = arguments[3];\n if (isBoolean(opts)) {\n // legacy...\n ctx.showHidden = opts;\n } else if (opts) {\n // got an \"options\" object\n _extend(ctx, opts);\n }\n // set default options\n if (isUndefined(ctx.showHidden)) ctx.showHidden = false;\n if (isUndefined(ctx.depth)) ctx.depth = 2;\n if (isUndefined(ctx.colors)) ctx.colors = false;\n if (isUndefined(ctx.customInspect)) ctx.customInspect = true;\n if (ctx.colors) ctx.stylize = stylizeWithColor;\n return formatValue(ctx, obj, ctx.depth);\n}\n\n// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics\ninspect.colors = {\n 'bold' : [1, 22],\n 'italic' : [3, 23],\n 'underline' : [4, 24],\n 'inverse' : [7, 27],\n 'white' : [37, 39],\n 'grey' : [90, 39],\n 'black' : [30, 39],\n 'blue' : [34, 39],\n 'cyan' : [36, 39],\n 'green' : [32, 39],\n 'magenta' : [35, 39],\n 'red' : [31, 39],\n 'yellow' : [33, 39]\n};\n\n// Don't use 'blue' not visible on cmd.exe\ninspect.styles = {\n 'special': 'cyan',\n 'number': 'yellow',\n 'boolean': 'yellow',\n 'undefined': 'grey',\n 'null': 'bold',\n 'string': 'green',\n 'date': 'magenta',\n // \"name\": intentionally not styling\n 'regexp': 'red'\n};\n\n\nfunction stylizeWithColor(str, styleType) {\n var style = inspect.styles[styleType];\n\n if (style) {\n return '\\u001b[' + inspect.colors[style][0] + 'm' + str +\n '\\u001b[' + inspect.colors[style][1] + 'm';\n } else {\n return str;\n }\n}\n\n\nfunction stylizeNoColor(str, styleType) {\n return str;\n}\n\n\nfunction arrayToHash(array) {\n var hash = {};\n\n array.forEach(function(val, idx) {\n hash[val] = true;\n });\n\n return hash;\n}\n\n\nfunction formatValue(ctx, value, recurseTimes) {\n // Provide a hook for user-specified inspect functions.\n // Check that value is an object with an inspect function on it\n if (ctx.customInspect &&\n value &&\n isFunction(value.inspect) &&\n // Filter out the util module, it's inspect function is special\n value.inspect !== inspect &&\n // Also filter out any prototype objects using the circular check.\n !(value.constructor && value.constructor.prototype === value)) {\n var ret = value.inspect(recurseTimes, ctx);\n if (!isString(ret)) {\n ret = formatValue(ctx, ret, recurseTimes);\n }\n return ret;\n }\n\n // Primitive types cannot have properties\n var primitive = formatPrimitive(ctx, value);\n if (primitive) {\n return primitive;\n }\n\n // Look up the keys of the object.\n var keys = Object.keys(value);\n var visibleKeys = arrayToHash(keys);\n\n if (ctx.showHidden) {\n keys = Object.getOwnPropertyNames(value);\n }\n\n // IE doesn't make error fields non-enumerable\n // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx\n if (isError(value)\n && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {\n return formatError(value);\n }\n\n // Some type of object without properties can be shortcutted.\n if (keys.length === 0) {\n if (isFunction(value)) {\n var name = value.name ? ': ' + value.name : '';\n return ctx.stylize('[Function' + name + ']', 'special');\n }\n if (isRegExp(value)) {\n return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');\n }\n if (isDate(value)) {\n return ctx.stylize(Date.prototype.toString.call(value), 'date');\n }\n if (isError(value)) {\n return formatError(value);\n }\n }\n\n var base = '', array = false, braces = ['{', '}'];\n\n // Make Array say that they are Array\n if (isArray(value)) {\n array = true;\n braces = ['[', ']'];\n }\n\n // Make functions say that they are functions\n if (isFunction(value)) {\n var n = value.name ? ': ' + value.name : '';\n base = ' [Function' + n + ']';\n }\n\n // Make RegExps say that they are RegExps\n if (isRegExp(value)) {\n base = ' ' + RegExp.prototype.toString.call(value);\n }\n\n // Make dates with properties first say the date\n if (isDate(value)) {\n base = ' ' + Date.prototype.toUTCString.call(value);\n }\n\n // Make error with message first say the error\n if (isError(value)) {\n base = ' ' + formatError(value);\n }\n\n if (keys.length === 0 && (!array || value.length == 0)) {\n return braces[0] + base + braces[1];\n }\n\n if (recurseTimes < 0) {\n if (isRegExp(value)) {\n return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');\n } else {\n return ctx.stylize('[Object]', 'special');\n }\n }\n\n ctx.seen.push(value);\n\n var output;\n if (array) {\n output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);\n } else {\n output = keys.map(function(key) {\n return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);\n });\n }\n\n ctx.seen.pop();\n\n return reduceToSingleString(output, base, braces);\n}\n\n\nfunction formatPrimitive(ctx, value) {\n if (isUndefined(value))\n return ctx.stylize('undefined', 'undefined');\n if (isString(value)) {\n var simple = '\\'' + JSON.stringify(value).replace(/^\"|\"$/g, '')\n .replace(/'/g, \"\\\\'\")\n .replace(/\\\\\"/g, '\"') + '\\'';\n return ctx.stylize(simple, 'string');\n }\n if (isNumber(value))\n return ctx.stylize('' + value, 'number');\n if (isBoolean(value))\n return ctx.stylize('' + value, 'boolean');\n // For some reason typeof null is \"object\", so special case here.\n if (isNull(value))\n return ctx.stylize('null', 'null');\n}\n\n\nfunction formatError(value) {\n return '[' + Error.prototype.toString.call(value) + ']';\n}\n\n\nfunction formatArray(ctx, value, recurseTimes, visibleKeys, keys) {\n var output = [];\n for (var i = 0, l = value.length; i < l; ++i) {\n if (hasOwnProperty(value, String(i))) {\n output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,\n String(i), true));\n } else {\n output.push('');\n }\n }\n keys.forEach(function(key) {\n if (!key.match(/^\\d+$/)) {\n output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,\n key, true));\n }\n });\n return output;\n}\n\n\nfunction formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {\n var name, str, desc;\n desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };\n if (desc.get) {\n if (desc.set) {\n str = ctx.stylize('[Getter/Setter]', 'special');\n } else {\n str = ctx.stylize('[Getter]', 'special');\n }\n } else {\n if (desc.set) {\n str = ctx.stylize('[Setter]', 'special');\n }\n }\n if (!hasOwnProperty(visibleKeys, key)) {\n name = '[' + key + ']';\n }\n if (!str) {\n if (ctx.seen.indexOf(desc.value) < 0) {\n if (isNull(recurseTimes)) {\n str = formatValue(ctx, desc.value, null);\n } else {\n str = formatValue(ctx, desc.value, recurseTimes - 1);\n }\n if (str.indexOf('\\n') > -1) {\n if (array) {\n str = str.split('\\n').map(function(line) {\n return ' ' + line;\n }).join('\\n').substr(2);\n } else {\n str = '\\n' + str.split('\\n').map(function(line) {\n return ' ' + line;\n }).join('\\n');\n }\n }\n } else {\n str = ctx.stylize('[Circular]', 'special');\n }\n }\n if (isUndefined(name)) {\n if (array && key.match(/^\\d+$/)) {\n return str;\n }\n name = JSON.stringify('' + key);\n if (name.match(/^\"([a-zA-Z_][a-zA-Z_0-9]*)\"$/)) {\n name = name.substr(1, name.length - 2);\n name = ctx.stylize(name, 'name');\n } else {\n name = name.replace(/'/g, \"\\\\'\")\n .replace(/\\\\\"/g, '\"')\n .replace(/(^\"|\"$)/g, \"'\");\n name = ctx.stylize(name, 'string');\n }\n }\n\n return name + ': ' + str;\n}\n\n\nfunction reduceToSingleString(output, base, braces) {\n var numLinesEst = 0;\n var length = output.reduce(function(prev, cur) {\n numLinesEst++;\n if (cur.indexOf('\\n') >= 0) numLinesEst++;\n return prev + cur.replace(/\\u001b\\[\\d\\d?m/g, '').length + 1;\n }, 0);\n\n if (length > 60) {\n return braces[0] +\n (base === '' ? '' : base + '\\n ') +\n ' ' +\n output.join(',\\n ') +\n ' ' +\n braces[1];\n }\n\n return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];\n}\n\n\n// NOTE: These type checking functions intentionally don't use `instanceof`\n// because it is fragile and can be easily faked with `Object.create()`.\nexport function isArray(ar) {\n return Array.isArray(ar);\n}\n\nexport function isBoolean(arg) {\n return typeof arg === 'boolean';\n}\n\nexport function isNull(arg) {\n return arg === null;\n}\n\nexport function isNullOrUndefined(arg) {\n return arg == null;\n}\n\nexport function isNumber(arg) {\n return typeof arg === 'number';\n}\n\nexport function isString(arg) {\n return typeof arg === 'string';\n}\n\nexport function isSymbol(arg) {\n return typeof arg === 'symbol';\n}\n\nexport function isUndefined(arg) {\n return arg === void 0;\n}\n\nexport function isRegExp(re) {\n return isObject(re) && objectToString(re) === '[object RegExp]';\n}\n\nexport function isObject(arg) {\n return typeof arg === 'object' && arg !== null;\n}\n\nexport function isDate(d) {\n return isObject(d) && objectToString(d) === '[object Date]';\n}\n\nexport function isError(e) {\n return isObject(e) &&\n (objectToString(e) === '[object Error]' || e instanceof Error);\n}\n\nexport function isFunction(arg) {\n return typeof arg === 'function';\n}\n\nexport function isPrimitive(arg) {\n return arg === null ||\n typeof arg === 'boolean' ||\n typeof arg === 'number' ||\n typeof arg === 'string' ||\n typeof arg === 'symbol' || // ES6 symbol\n typeof arg === 'undefined';\n}\n\nexport function isBuffer(maybeBuf) {\n return Buffer.isBuffer(maybeBuf);\n}\n\nfunction objectToString(o) {\n return Object.prototype.toString.call(o);\n}\n\n\nfunction pad(n) {\n return n < 10 ? '0' + n.toString(10) : n.toString(10);\n}\n\n\nvar months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',\n 'Oct', 'Nov', 'Dec'];\n\n// 26 Feb 16:19:34\nfunction timestamp() {\n var d = new Date();\n var time = [pad(d.getHours()),\n pad(d.getMinutes()),\n pad(d.getSeconds())].join(':');\n return [d.getDate(), months[d.getMonth()], time].join(' ');\n}\n\n\n// log is just a thin wrapper to console.log that prepends a timestamp\nexport function log() {\n console.log('%s - %s', timestamp(), format.apply(null, arguments));\n}\n\n\n/**\n * Inherit the prototype methods from one constructor into another.\n *\n * The Function.prototype.inherits from lang.js rewritten as a standalone\n * function (not on Function.prototype). NOTE: If this file is to be loaded\n * during bootstrapping this function needs to be rewritten using some native\n * functions as prototype setup using normal JavaScript does not work as\n * expected during bootstrapping (see mirror.js in r114903).\n *\n * @param {function} ctor Constructor function which needs to inherit the\n * prototype.\n * @param {function} superCtor Constructor function to inherit prototype from.\n */\nimport inherits from './inherits';\nexport {inherits}\n\nexport function _extend(origin, add) {\n // Don't do anything if add isn't an object\n if (!add || !isObject(add)) return origin;\n\n var keys = Object.keys(add);\n var i = keys.length;\n while (i--) {\n origin[keys[i]] = add[keys[i]];\n }\n return origin;\n};\n\nfunction hasOwnProperty(obj, prop) {\n return Object.prototype.hasOwnProperty.call(obj, prop);\n}\n\nexport default {\n inherits: inherits,\n _extend: _extend,\n log: log,\n isBuffer: isBuffer,\n isPrimitive: isPrimitive,\n isFunction: isFunction,\n isError: isError,\n isDate: isDate,\n isObject: isObject,\n isRegExp: isRegExp,\n isUndefined: isUndefined,\n isSymbol: isSymbol,\n isString: isString,\n isNumber: isNumber,\n isNullOrUndefined: isNullOrUndefined,\n isNull: isNull,\n isBoolean: isBoolean,\n isArray: isArray,\n inspect: inspect,\n deprecate: deprecate,\n format: format,\n debuglog: debuglog\n}\n","import {\r\n isString\r\n} from \"lodash/fp\";\r\n\r\nimport {\r\n BB_STATE_BINDINGPATH, BB_STATE_FALLBACK, \r\n BB_STATE_BINDINGSOURCE\r\n} from \"@budibase/client/src/state/isState\";\r\n\r\nexport const isBinding = value => \r\n !isString(value) \r\n && value\r\n && isString(value[BB_STATE_BINDINGPATH])\r\n && value[BB_STATE_BINDINGPATH].length > 0;\r\n\r\nexport const setBinding = ({path, fallback, source}, binding={} ) => {\r\n if(isNonEmptyString(path)) binding[BB_STATE_BINDINGPATH] = path;\r\n if(isNonEmptyString(fallback)) binding[BB_STATE_FALLBACK] = fallback;\r\n binding[BB_STATE_BINDINGSOURCE] = source || \"store\";\r\n return binding\r\n}\r\n\r\nexport const getBinding = binding => ({\r\n path: binding[BB_STATE_BINDINGPATH] || \"\",\r\n fallback: binding[BB_STATE_FALLBACK] || \"\",\r\n source: binding[BB_STATE_BINDINGSOURCE] || \"store\"\r\n});\r\n\r\nconst isNonEmptyString = s => isString(s) && s.length > 0;","import { types } from \"./types\";\nimport { \n createProps, arrayElementComponentName \n} from \"./createProps\";\nimport { isString } from \"util\";\nimport { \n includes, filter, map, keys, \n flatten, flattenDeep, each,\n indexOf, isUndefined\n} from \"lodash/fp\";\nimport { common } from \"../../../../core/src\";\nimport {\n isBinding\n} from \"../../common/binding\";\n\nconst pipe = common.$;\n\nconst makeError = (errors, propName, stack) => (message) =>\n errors.push({\n stack,\n propName, \n error:message});\n\nexport const recursivelyValidate = (rootProps, getComponent, stack=[]) => {\n\n const getComponentPropsDefinition = componentName => {\n if(componentName.includes(\":\")) {\n const [parentComponent, arrayProp] = componentName.split(\":\");\n return getComponent(parentComponent)[arrayProp].elementDefinition;\n }\n return getComponent(componentName);\n }\n\n if(!rootProps._component) {\n const errs = [];\n makeError(errs, \"_component\", stack)(\"Component is not set\");\n return errs;\n // this would break everything else anyway\n }\n\n const propsDef = getComponentPropsDefinition(\n rootProps._component);\n\n const getPropsDefArray = (def) => pipe(def, [\n keys,\n map(k => def[k].name \n ? expandPropDef(def[k])\n : ({\n ...expandPropDef(def[k]), \n name:k }))\n ]);\n\n const propsDefArray = getPropsDefArray(propsDef);\n\n const errors = validateProps(\n propsDef,\n rootProps,\n stack,\n true);\n\n const validateChildren = (_defArray, _props, _stack) => pipe(_defArray, [\n filter(d => d.type === \"component\"),\n map(d => recursivelyValidate(\n _props[d.name], \n getComponentPropsDefinition, \n [..._stack, d.name])),\n flatten\n ]);\n\n const childErrors = validateChildren(\n propsDefArray, rootProps, stack);\n\n const childArrayErrors = pipe(propsDefArray, [\n filter(d => d.type === \"array\"),\n map(d => pipe(rootProps[d.name], [ \n map(elementProps => pipe(d.elementDefinition, [\n getPropsDefArray,\n arr => validateChildren(\n arr, \n elementProps,\n [...stack, \n `${d.name}[${indexOf(elementProps)(rootProps[d.name])}]`]) \n ])) \n ]))\n ]);\n\n return flattenDeep([errors, ...childErrors, ...childArrayErrors]);\n}\n\nconst expandPropDef = propDef => {\n const p = isString(propDef)\n ? types[propDef].defaultDefinition()\n : propDef;\n if(p.type === \"array\" && isString(p.elementDefinition)) {\n p.elementDefinition = types[p.elementDefinition].defaultDefinition()\n }\n return p;\n}\n\n\nexport const validateProps = (propsDefinition, props, stack=[], isFinal=true, isArrayElement=false) => {\n\n const errors = [];\n\n if(isFinal && !props._component && !isArrayElement) {\n makeError(errors, \"_component\", stack)(\"Component is not set\");\n return errors;\n // this would break everything else anyway\n }\n\n for(let propDefName in propsDefinition) {\n \n if(propDefName === \"_component\") continue;\n\n const propDef = expandPropDef(propsDefinition[propDefName]);\n\n const type = types[propDef.type];\n\n const error = makeError(errors, propDefName, stack); \n\n const propValue = props[propDefName];\n\n // component declarations dont need to define al props.\n if(!isFinal && isUndefined(propValue)) continue;\n\n if(isFinal && propDef.required && propValue) {\n error(`Property ${propDefName} is required`);\n continue;\n } \n\n if(isBinding(propValue)) {\n if(propDef.type === \"array\" \n || propDef.type === \"component\"\n || propDef.type === \"event\") {\n error(`Cannot apply binding to type ${propDef.type}`);\n continue;\n }\n }\n else if(!type.isOfType(propValue)) {\n error(`Property ${propDefName} is not of type ${propDef.type}. Actual value ${propValue}`)\n continue;\n }\n\n if(propDef.type === \"array\") {\n let index = 0;\n for(let arrayItem of propValue) {\n const arrayErrs = validateProps(\n propDef.elementDefinition,\n arrayItem,\n [...stack, `${propDefName}[${index}]`],\n isFinal,\n true\n )\n for(let arrErr of arrayErrs) {\n errors.push(arrErr);\n }\n index++;\n } \n }\n\n if(propDef.type === \"options\" \n && propValue\n && !isBinding(propValue)\n && !includes(propValue)(propDef.options)) {\n error(`Property ${propDefName} is not one of allowed options. Acutal value is ${propValue}`);\n }\n\n }\n\n return errors;\n}\n\nexport const validatePropsDefinition = (propsDefinition) => {\n const { errors } = createProps(\"dummy_component_name\", propsDefinition);\n \n\n // arrar props without elementDefinition\n pipe(propsDefinition, [\n keys,\n map(k => ({\n propDef:propsDefinition[k],\n propName:k\n })),\n filter(d => d.propDef.type === \"array\" && !d.propDef.elementDefinition),\n each(d => makeError(errors, d.propName)(`${d.propName} does not have a definition for it's item props`))\n ]);\n\n const arrayPropValidationErrors = pipe(propsDefinition, [\n keys,\n map(k => propsDefinition[k]),\n filter(d => d.type === \"array\" && d.elementDefinition),\n map(d => validatePropsDefinition(d.elementDefinition)),\n flatten\n ]);\n\n pipe(propsDefinition, [\n keys,\n map(k => ({\n propDef:propsDefinition[k],\n propName:k\n })),\n filter(d => d.propDef.type === \"options\"\n && (!d.propDef.options || d.propDef.options.length === 0)),\n each(d => makeError(errors, d.propName)(`${d.propName} does not have any options`))\n ]);\n\n return [...errors, ...arrayPropValidationErrors] \n\n}\n\n","import {\n split,\n last\n} from \"lodash/fp\";\n\nimport { pipe } from \"../../common/core\";\n\nexport const splitName = fullname => {\n const componentName = pipe(fullname, [\n split(\"/\"),\n last\n ]);\n\n const libName =fullname.substring(\n 0, fullname.length - componentName.length - 1);\n\n return {libName, componentName}; \n}","\r\n\r\n{#each componentLibraries as lib}\r\n
    \r\n {lib.libName}\r\n
    \r\n\r\n
    \r\n\r\n {#if allowGenerators}\r\n
    \r\n Generators\r\n
    \r\n\r\n {#each lib.generators as generator}\r\n\r\n
    onGeneratorChosen(generator)}>\r\n
    \r\n {splitName(generator.name).componentName}\r\n
    \r\n
    \r\n {generator.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n {/if}\r\n\r\n
    \r\n Components\r\n
    \r\n\r\n {#each lib.components as component}\r\n\r\n
    onComponentChosen(component)}>\r\n
    \r\n {splitName(component.name).componentName}\r\n
    \r\n
    \r\n {component.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n\r\n
    \r\n\r\n{/each}\r\n\r\n\r\n
    \r\n My Components\r\n
    \r\n\r\n
    \r\n\r\n {#each derivedComponents as component}\r\n\r\n
    onComponentChosen(component)}>\r\n
    \r\n {component.name}\r\n
    \r\n
    \r\n {component.description}\r\n
    \r\n
    \r\n\r\n {/each}\r\n\r\n
    \r\n\r\n\r\n\r\n","\n\n
    \n \n
    \n\n","/*! UIkit 3.2.0 | http://www.getuikit.com | (c) 2014 - 2019 YOOtheme | MIT License */\n\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n typeof define === 'function' && define.amd ? define('uikit', factory) :\n (global = global || self, global.UIkit = factory());\n}(this, function () { 'use strict';\n\n var objPrototype = Object.prototype;\n var hasOwnProperty = objPrototype.hasOwnProperty;\n\n function hasOwn(obj, key) {\n return hasOwnProperty.call(obj, key);\n }\n\n var hyphenateCache = {};\n var hyphenateRe = /([a-z\\d])([A-Z])/g;\n\n function hyphenate(str) {\n\n if (!(str in hyphenateCache)) {\n hyphenateCache[str] = str\n .replace(hyphenateRe, '$1-$2')\n .toLowerCase();\n }\n\n return hyphenateCache[str];\n }\n\n var camelizeRe = /-(\\w)/g;\n\n function camelize(str) {\n return str.replace(camelizeRe, toUpper);\n }\n\n function toUpper(_, c) {\n return c ? c.toUpperCase() : '';\n }\n\n function ucfirst(str) {\n return str.length ? toUpper(null, str.charAt(0)) + str.slice(1) : '';\n }\n\n var strPrototype = String.prototype;\n var startsWithFn = strPrototype.startsWith || function (search) { return this.lastIndexOf(search, 0) === 0; };\n\n function startsWith(str, search) {\n return startsWithFn.call(str, search);\n }\n\n var endsWithFn = strPrototype.endsWith || function (search) { return this.substr(-search.length) === search; };\n\n function endsWith(str, search) {\n return endsWithFn.call(str, search);\n }\n\n var arrPrototype = Array.prototype;\n\n var includesFn = function (search, i) { return ~this.indexOf(search, i); };\n var includesStr = strPrototype.includes || includesFn;\n var includesArray = arrPrototype.includes || includesFn;\n\n function includes(obj, search) {\n return obj && (isString(obj) ? includesStr : includesArray).call(obj, search);\n }\n\n var findIndexFn = arrPrototype.findIndex || function (predicate) {\n var arguments$1 = arguments;\n\n for (var i = 0; i < this.length; i++) {\n if (predicate.call(arguments$1[1], this[i], i, this)) {\n return i;\n }\n }\n return -1;\n };\n\n function findIndex(array, predicate) {\n return findIndexFn.call(array, predicate);\n }\n\n var isArray = Array.isArray;\n\n function isFunction(obj) {\n return typeof obj === 'function';\n }\n\n function isObject(obj) {\n return obj !== null && typeof obj === 'object';\n }\n\n function isPlainObject(obj) {\n return isObject(obj) && Object.getPrototypeOf(obj) === objPrototype;\n }\n\n function isWindow(obj) {\n return isObject(obj) && obj === obj.window;\n }\n\n function isDocument(obj) {\n return isObject(obj) && obj.nodeType === 9;\n }\n\n function isJQuery(obj) {\n return isObject(obj) && !!obj.jquery;\n }\n\n function isNode(obj) {\n return obj instanceof Node || isObject(obj) && obj.nodeType >= 1;\n }\n\n var toString = objPrototype.toString;\n function isNodeCollection(obj) {\n return toString.call(obj).match(/^\\[object (NodeList|HTMLCollection)\\]$/);\n }\n\n function isBoolean(value) {\n return typeof value === 'boolean';\n }\n\n function isString(value) {\n return typeof value === 'string';\n }\n\n function isNumber(value) {\n return typeof value === 'number';\n }\n\n function isNumeric(value) {\n return isNumber(value) || isString(value) && !isNaN(value - parseFloat(value));\n }\n\n function isEmpty(obj) {\n return !(isArray(obj)\n ? obj.length\n : isObject(obj)\n ? Object.keys(obj).length\n : false\n );\n }\n\n function isUndefined(value) {\n return value === void 0;\n }\n\n function toBoolean(value) {\n return isBoolean(value)\n ? value\n : value === 'true' || value === '1' || value === ''\n ? true\n : value === 'false' || value === '0'\n ? false\n : value;\n }\n\n function toNumber(value) {\n var number = Number(value);\n return !isNaN(number) ? number : false;\n }\n\n function toFloat(value) {\n return parseFloat(value) || 0;\n }\n\n function toNode(element) {\n return isNode(element) || isWindow(element) || isDocument(element)\n ? element\n : isNodeCollection(element) || isJQuery(element)\n ? element[0]\n : isArray(element)\n ? toNode(element[0])\n : null;\n }\n\n function toNodes(element) {\n return isNode(element)\n ? [element]\n : isNodeCollection(element)\n ? arrPrototype.slice.call(element)\n : isArray(element)\n ? element.map(toNode).filter(Boolean)\n : isJQuery(element)\n ? element.toArray()\n : [];\n }\n\n function toList(value) {\n return isArray(value)\n ? value\n : isString(value)\n ? value.split(/,(?![^(]*\\))/).map(function (value) { return isNumeric(value)\n ? toNumber(value)\n : toBoolean(value.trim()); })\n : [value];\n }\n\n function toMs(time) {\n return !time\n ? 0\n : endsWith(time, 'ms')\n ? toFloat(time)\n : toFloat(time) * 1000;\n }\n\n function isEqual(value, other) {\n return value === other\n || isObject(value)\n && isObject(other)\n && Object.keys(value).length === Object.keys(other).length\n && each(value, function (val, key) { return val === other[key]; });\n }\n\n function swap(value, a, b) {\n return value.replace(new RegExp((a + \"|\" + b), 'mg'), function (match) {\n return match === a ? b : a;\n });\n }\n\n var assign = Object.assign || function (target) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n target = Object(target);\n for (var i = 0; i < args.length; i++) {\n var source = args[i];\n if (source !== null) {\n for (var key in source) {\n if (hasOwn(source, key)) {\n target[key] = source[key];\n }\n }\n }\n }\n return target;\n };\n\n function last(array) {\n return array[array.length - 1];\n }\n\n function each(obj, cb) {\n for (var key in obj) {\n if (false === cb(obj[key], key)) {\n return false;\n }\n }\n return true;\n }\n\n function sortBy(array, prop) {\n return array.sort(function (ref, ref$1) {\n var propA = ref[prop]; if ( propA === void 0 ) propA = 0;\n var propB = ref$1[prop]; if ( propB === void 0 ) propB = 0;\n\n return propA > propB\n ? 1\n : propB > propA\n ? -1\n : 0;\n }\n );\n }\n\n function uniqueBy(array, prop) {\n var seen = new Set();\n return array.filter(function (ref) {\n var check = ref[prop];\n\n return seen.has(check)\n ? false\n : seen.add(check) || true;\n } // IE 11 does not return the Set object\n );\n }\n\n function clamp(number, min, max) {\n if ( min === void 0 ) min = 0;\n if ( max === void 0 ) max = 1;\n\n return Math.min(Math.max(toNumber(number) || 0, min), max);\n }\n\n function noop() {}\n\n function intersectRect(r1, r2) {\n return r1.left < r2.right &&\n r1.right > r2.left &&\n r1.top < r2.bottom &&\n r1.bottom > r2.top;\n }\n\n function pointInRect(point, rect) {\n return point.x <= rect.right &&\n point.x >= rect.left &&\n point.y <= rect.bottom &&\n point.y >= rect.top;\n }\n\n var Dimensions = {\n\n ratio: function(dimensions, prop, value) {\n var obj;\n\n\n var aProp = prop === 'width' ? 'height' : 'width';\n\n return ( obj = {}, obj[aProp] = dimensions[prop] ? Math.round(value * dimensions[aProp] / dimensions[prop]) : dimensions[aProp], obj[prop] = value, obj );\n },\n\n contain: function(dimensions, maxDimensions) {\n var this$1 = this;\n\n dimensions = assign({}, dimensions);\n\n each(dimensions, function (_, prop) { return dimensions = dimensions[prop] > maxDimensions[prop]\n ? this$1.ratio(dimensions, prop, maxDimensions[prop])\n : dimensions; }\n );\n\n return dimensions;\n },\n\n cover: function(dimensions, maxDimensions) {\n var this$1 = this;\n\n dimensions = this.contain(dimensions, maxDimensions);\n\n each(dimensions, function (_, prop) { return dimensions = dimensions[prop] < maxDimensions[prop]\n ? this$1.ratio(dimensions, prop, maxDimensions[prop])\n : dimensions; }\n );\n\n return dimensions;\n }\n\n };\n\n function attr(element, name, value) {\n\n if (isObject(name)) {\n for (var key in name) {\n attr(element, key, name[key]);\n }\n return;\n }\n\n if (isUndefined(value)) {\n element = toNode(element);\n return element && element.getAttribute(name);\n } else {\n toNodes(element).forEach(function (element) {\n\n if (isFunction(value)) {\n value = value.call(element, attr(element, name));\n }\n\n if (value === null) {\n removeAttr(element, name);\n } else {\n element.setAttribute(name, value);\n }\n });\n }\n\n }\n\n function hasAttr(element, name) {\n return toNodes(element).some(function (element) { return element.hasAttribute(name); });\n }\n\n function removeAttr(element, name) {\n element = toNodes(element);\n name.split(' ').forEach(function (name) { return element.forEach(function (element) { return element.hasAttribute(name) && element.removeAttribute(name); }\n ); }\n );\n }\n\n function data(element, attribute) {\n for (var i = 0, attrs = [attribute, (\"data-\" + attribute)]; i < attrs.length; i++) {\n if (hasAttr(element, attrs[i])) {\n return attr(element, attrs[i]);\n }\n }\n }\n\n /* global DocumentTouch */\n\n var isIE = /msie|trident/i.test(window.navigator.userAgent);\n var isRtl = attr(document.documentElement, 'dir') === 'rtl';\n\n var hasTouchEvents = 'ontouchstart' in window;\n var hasPointerEvents = window.PointerEvent;\n var hasTouch = hasTouchEvents\n || window.DocumentTouch && document instanceof DocumentTouch\n || navigator.maxTouchPoints; // IE >=11\n\n var pointerDown = hasPointerEvents ? 'pointerdown' : hasTouchEvents ? 'touchstart' : 'mousedown';\n var pointerMove = hasPointerEvents ? 'pointermove' : hasTouchEvents ? 'touchmove' : 'mousemove';\n var pointerUp = hasPointerEvents ? 'pointerup' : hasTouchEvents ? 'touchend' : 'mouseup';\n var pointerEnter = hasPointerEvents ? 'pointerenter' : hasTouchEvents ? '' : 'mouseenter';\n var pointerLeave = hasPointerEvents ? 'pointerleave' : hasTouchEvents ? '' : 'mouseleave';\n var pointerCancel = hasPointerEvents ? 'pointercancel' : 'touchcancel';\n\n function query(selector, context) {\n return toNode(selector) || find(selector, getContext(selector, context));\n }\n\n function queryAll(selector, context) {\n var nodes = toNodes(selector);\n return nodes.length && nodes || findAll(selector, getContext(selector, context));\n }\n\n function getContext(selector, context) {\n if ( context === void 0 ) context = document;\n\n return isContextSelector(selector) || isDocument(context)\n ? context\n : context.ownerDocument;\n }\n\n function find(selector, context) {\n return toNode(_query(selector, context, 'querySelector'));\n }\n\n function findAll(selector, context) {\n return toNodes(_query(selector, context, 'querySelectorAll'));\n }\n\n function _query(selector, context, queryFn) {\n if ( context === void 0 ) context = document;\n\n\n if (!selector || !isString(selector)) {\n return null;\n }\n\n selector = selector.replace(contextSanitizeRe, '$1 *');\n\n var removes;\n\n if (isContextSelector(selector)) {\n\n removes = [];\n\n selector = splitSelector(selector).map(function (selector, i) {\n\n var ctx = context;\n\n if (selector[0] === '!') {\n\n var selectors = selector.substr(1).trim().split(' ');\n ctx = closest(context.parentNode, selectors[0]);\n selector = selectors.slice(1).join(' ').trim();\n\n }\n\n if (selector[0] === '-') {\n\n var selectors$1 = selector.substr(1).trim().split(' ');\n var prev = (ctx || context).previousElementSibling;\n ctx = matches(prev, selector.substr(1)) ? prev : null;\n selector = selectors$1.slice(1).join(' ');\n\n }\n\n if (!ctx) {\n return null;\n }\n\n if (!ctx.id) {\n ctx.id = \"uk-\" + (Date.now()) + i;\n removes.push(function () { return removeAttr(ctx, 'id'); });\n }\n\n return (\"#\" + (escape(ctx.id)) + \" \" + selector);\n\n }).filter(Boolean).join(',');\n\n context = document;\n\n }\n\n try {\n\n return context[queryFn](selector);\n\n } catch (e) {\n\n return null;\n\n } finally {\n\n removes && removes.forEach(function (remove) { return remove(); });\n\n }\n\n }\n\n var contextSelectorRe = /(^|[^\\\\],)\\s*[!>+~-]/;\n var contextSanitizeRe = /([!>+~-])(?=\\s+[!>+~-]|\\s*$)/g;\n\n function isContextSelector(selector) {\n return isString(selector) && selector.match(contextSelectorRe);\n }\n\n var selectorRe = /.*?[^\\\\](?:,|$)/g;\n\n function splitSelector(selector) {\n return selector.match(selectorRe).map(function (selector) { return selector.replace(/,$/, '').trim(); });\n }\n\n var elProto = Element.prototype;\n var matchesFn = elProto.matches || elProto.webkitMatchesSelector || elProto.msMatchesSelector;\n\n function matches(element, selector) {\n return toNodes(element).some(function (element) { return matchesFn.call(element, selector); });\n }\n\n var closestFn = elProto.closest || function (selector) {\n var ancestor = this;\n\n do {\n\n if (matches(ancestor, selector)) {\n return ancestor;\n }\n\n ancestor = ancestor.parentNode;\n\n } while (ancestor && ancestor.nodeType === 1);\n };\n\n function closest(element, selector) {\n\n if (startsWith(selector, '>')) {\n selector = selector.slice(1);\n }\n\n return isNode(element)\n ? closestFn.call(element, selector)\n : toNodes(element).map(function (element) { return closest(element, selector); }).filter(Boolean);\n }\n\n function parents(element, selector) {\n var elements = [];\n element = toNode(element);\n\n while ((element = element.parentNode) && element.nodeType === 1) {\n if (matches(element, selector)) {\n elements.push(element);\n }\n }\n\n return elements;\n }\n\n var escapeFn = window.CSS && CSS.escape || function (css) { return css.replace(/([^\\x7f-\\uFFFF\\w-])/g, function (match) { return (\"\\\\\" + match); }); };\n function escape(css) {\n return isString(css) ? escapeFn.call(null, css) : '';\n }\n\n var voidElements = {\n area: true,\n base: true,\n br: true,\n col: true,\n embed: true,\n hr: true,\n img: true,\n input: true,\n keygen: true,\n link: true,\n menuitem: true,\n meta: true,\n param: true,\n source: true,\n track: true,\n wbr: true\n };\n function isVoidElement(element) {\n return toNodes(element).some(function (element) { return voidElements[element.tagName.toLowerCase()]; });\n }\n\n function isVisible(element) {\n return toNodes(element).some(function (element) { return element.offsetWidth || element.offsetHeight || element.getClientRects().length; });\n }\n\n var selInput = 'input,select,textarea,button';\n function isInput(element) {\n return toNodes(element).some(function (element) { return matches(element, selInput); });\n }\n\n function filter(element, selector) {\n return toNodes(element).filter(function (element) { return matches(element, selector); });\n }\n\n function within(element, selector) {\n return !isString(selector)\n ? element === selector || (isDocument(selector)\n ? selector.documentElement\n : toNode(selector)).contains(toNode(element)) // IE 11 document does not implement contains\n : matches(element, selector) || closest(element, selector);\n }\n\n function on() {\n var args = [], len = arguments.length;\n while ( len-- ) args[ len ] = arguments[ len ];\n\n\n var ref = getArgs(args);\n var targets = ref[0];\n var type = ref[1];\n var selector = ref[2];\n var listener = ref[3];\n var useCapture = ref[4];\n\n targets = toEventTargets(targets);\n\n if (listener.length > 1) {\n listener = detail(listener);\n }\n\n if (selector) {\n listener = delegate(targets, selector, listener);\n }\n\n if (useCapture && useCapture.self) {\n listener = selfFilter(listener);\n }\n\n useCapture = useCaptureFilter(useCapture);\n\n type.split(' ').forEach(function (type) { return targets.forEach(function (target) { return target.addEventListener(type, listener, useCapture); }\n ); }\n );\n return function () { return off(targets, type, listener, useCapture); };\n }\n\n function off(targets, type, listener, useCapture) {\n if ( useCapture === void 0 ) useCapture = false;\n\n useCapture = useCaptureFilter(useCapture);\n targets = toEventTargets(targets);\n type.split(' ').forEach(function (type) { return targets.forEach(function (target) { return target.removeEventListener(type, listener, useCapture); }\n ); }\n );\n }\n\n function once() {\n var args = [], len = arguments.length;\n while ( len-- ) args[ len ] = arguments[ len ];\n\n\n var ref = getArgs(args);\n var element = ref[0];\n var type = ref[1];\n var selector = ref[2];\n var listener = ref[3];\n var useCapture = ref[4];\n var condition = ref[5];\n var off = on(element, type, selector, function (e) {\n var result = !condition || condition(e);\n if (result) {\n off();\n listener(e, result);\n }\n }, useCapture);\n\n return off;\n }\n\n function trigger(targets, event, detail) {\n return toEventTargets(targets).reduce(function (notCanceled, target) { return notCanceled && target.dispatchEvent(createEvent(event, true, true, detail)); }\n , true);\n }\n\n function createEvent(e, bubbles, cancelable, detail) {\n if ( bubbles === void 0 ) bubbles = true;\n if ( cancelable === void 0 ) cancelable = false;\n\n if (isString(e)) {\n var event = document.createEvent('CustomEvent'); // IE 11\n event.initCustomEvent(e, bubbles, cancelable, detail);\n e = event;\n }\n\n return e;\n }\n\n function getArgs(args) {\n if (isFunction(args[2])) {\n args.splice(2, 0, false);\n }\n return args;\n }\n\n function delegate(delegates, selector, listener) {\n var this$1 = this;\n\n return function (e) {\n\n delegates.forEach(function (delegate) {\n\n var current = selector[0] === '>'\n ? findAll(selector, delegate).reverse().filter(function (element) { return within(e.target, element); })[0]\n : closest(e.target, selector);\n\n if (current) {\n e.delegate = delegate;\n e.current = current;\n\n listener.call(this$1, e);\n }\n\n });\n\n };\n }\n\n function detail(listener) {\n return function (e) { return isArray(e.detail) ? listener.apply(void 0, [e].concat(e.detail)) : listener(e); };\n }\n\n function selfFilter(listener) {\n return function (e) {\n if (e.target === e.currentTarget || e.target === e.current) {\n return listener.call(null, e);\n }\n };\n }\n\n function useCaptureFilter(options) {\n return options && isIE && !isBoolean(options)\n ? !!options.capture\n : options;\n }\n\n function isEventTarget(target) {\n return target && 'addEventListener' in target;\n }\n\n function toEventTarget(target) {\n return isEventTarget(target) ? target : toNode(target);\n }\n\n function toEventTargets(target) {\n return isArray(target)\n ? target.map(toEventTarget).filter(Boolean)\n : isString(target)\n ? findAll(target)\n : isEventTarget(target)\n ? [target]\n : toNodes(target);\n }\n\n function isTouch(e) {\n return e.pointerType === 'touch' || !!e.touches;\n }\n\n function getEventPos(e, prop) {\n if ( prop === void 0 ) prop = 'client';\n\n var touches = e.touches;\n var changedTouches = e.changedTouches;\n var ref = touches && touches[0] || changedTouches && changedTouches[0] || e;\n var x = ref[(prop + \"X\")];\n var y = ref[(prop + \"Y\")];\n\n return {x: x, y: y};\n }\n\n /* global setImmediate */\n\n var Promise = 'Promise' in window ? window.Promise : PromiseFn;\n\n var Deferred = function() {\n var this$1 = this;\n\n this.promise = new Promise(function (resolve, reject) {\n this$1.reject = reject;\n this$1.resolve = resolve;\n });\n };\n\n /**\n * Promises/A+ polyfill v1.1.4 (https://github.com/bramstein/promis)\n */\n\n var RESOLVED = 0;\n var REJECTED = 1;\n var PENDING = 2;\n\n var async = 'setImmediate' in window ? setImmediate : setTimeout;\n\n function PromiseFn(executor) {\n\n this.state = PENDING;\n this.value = undefined;\n this.deferred = [];\n\n var promise = this;\n\n try {\n executor(\n function (x) {\n promise.resolve(x);\n },\n function (r) {\n promise.reject(r);\n }\n );\n } catch (e) {\n promise.reject(e);\n }\n }\n\n PromiseFn.reject = function (r) {\n return new PromiseFn(function (resolve, reject) {\n reject(r);\n });\n };\n\n PromiseFn.resolve = function (x) {\n return new PromiseFn(function (resolve, reject) {\n resolve(x);\n });\n };\n\n PromiseFn.all = function all(iterable) {\n return new PromiseFn(function (resolve, reject) {\n var result = [];\n var count = 0;\n\n if (iterable.length === 0) {\n resolve(result);\n }\n\n function resolver(i) {\n return function (x) {\n result[i] = x;\n count += 1;\n\n if (count === iterable.length) {\n resolve(result);\n }\n };\n }\n\n for (var i = 0; i < iterable.length; i += 1) {\n PromiseFn.resolve(iterable[i]).then(resolver(i), reject);\n }\n });\n };\n\n PromiseFn.race = function race(iterable) {\n return new PromiseFn(function (resolve, reject) {\n for (var i = 0; i < iterable.length; i += 1) {\n PromiseFn.resolve(iterable[i]).then(resolve, reject);\n }\n });\n };\n\n var p = PromiseFn.prototype;\n\n p.resolve = function resolve(x) {\n var promise = this;\n\n if (promise.state === PENDING) {\n if (x === promise) {\n throw new TypeError('Promise settled with itself.');\n }\n\n var called = false;\n\n try {\n var then = x && x.then;\n\n if (x !== null && isObject(x) && isFunction(then)) {\n then.call(\n x,\n function (x) {\n if (!called) {\n promise.resolve(x);\n }\n called = true;\n },\n function (r) {\n if (!called) {\n promise.reject(r);\n }\n called = true;\n }\n );\n return;\n }\n } catch (e) {\n if (!called) {\n promise.reject(e);\n }\n return;\n }\n\n promise.state = RESOLVED;\n promise.value = x;\n promise.notify();\n }\n };\n\n p.reject = function reject(reason) {\n var promise = this;\n\n if (promise.state === PENDING) {\n if (reason === promise) {\n throw new TypeError('Promise settled with itself.');\n }\n\n promise.state = REJECTED;\n promise.value = reason;\n promise.notify();\n }\n };\n\n p.notify = function notify() {\n var this$1 = this;\n\n async(function () {\n if (this$1.state !== PENDING) {\n while (this$1.deferred.length) {\n var ref = this$1.deferred.shift();\n var onResolved = ref[0];\n var onRejected = ref[1];\n var resolve = ref[2];\n var reject = ref[3];\n\n try {\n if (this$1.state === RESOLVED) {\n if (isFunction(onResolved)) {\n resolve(onResolved.call(undefined, this$1.value));\n } else {\n resolve(this$1.value);\n }\n } else if (this$1.state === REJECTED) {\n if (isFunction(onRejected)) {\n resolve(onRejected.call(undefined, this$1.value));\n } else {\n reject(this$1.value);\n }\n }\n } catch (e) {\n reject(e);\n }\n }\n }\n });\n };\n\n p.then = function then(onResolved, onRejected) {\n var this$1 = this;\n\n return new PromiseFn(function (resolve, reject) {\n this$1.deferred.push([onResolved, onRejected, resolve, reject]);\n this$1.notify();\n });\n };\n\n p.catch = function (onRejected) {\n return this.then(undefined, onRejected);\n };\n\n function ajax(url, options) {\n return new Promise(function (resolve, reject) {\n\n var env = assign({\n data: null,\n method: 'GET',\n headers: {},\n xhr: new XMLHttpRequest(),\n beforeSend: noop,\n responseType: ''\n }, options);\n\n env.beforeSend(env);\n\n var xhr = env.xhr;\n\n for (var prop in env) {\n if (prop in xhr) {\n try {\n\n xhr[prop] = env[prop];\n\n } catch (e) {}\n }\n }\n\n xhr.open(env.method.toUpperCase(), url);\n\n for (var header in env.headers) {\n xhr.setRequestHeader(header, env.headers[header]);\n }\n\n on(xhr, 'load', function () {\n\n if (xhr.status === 0 || xhr.status >= 200 && xhr.status < 300 || xhr.status === 304) {\n resolve(xhr);\n } else {\n reject(assign(Error(xhr.statusText), {\n xhr: xhr,\n status: xhr.status\n }));\n }\n\n });\n\n on(xhr, 'error', function () { return reject(assign(Error('Network Error'), {xhr: xhr})); });\n on(xhr, 'timeout', function () { return reject(assign(Error('Network Timeout'), {xhr: xhr})); });\n\n xhr.send(env.data);\n });\n }\n\n function getImage(src, srcset, sizes) {\n\n return new Promise(function (resolve, reject) {\n var img = new Image();\n\n img.onerror = reject;\n img.onload = function () { return resolve(img); };\n\n sizes && (img.sizes = sizes);\n srcset && (img.srcset = srcset);\n img.src = src;\n });\n\n }\n\n function ready(fn) {\n\n if (document.readyState !== 'loading') {\n fn();\n return;\n }\n\n var unbind = on(document, 'DOMContentLoaded', function () {\n unbind();\n fn();\n });\n }\n\n function index(element, ref) {\n return ref\n ? toNodes(element).indexOf(toNode(ref))\n : toNodes((element = toNode(element)) && element.parentNode.children).indexOf(element);\n }\n\n function getIndex(i, elements, current, finite) {\n if ( current === void 0 ) current = 0;\n if ( finite === void 0 ) finite = false;\n\n\n elements = toNodes(elements);\n\n var length = elements.length;\n\n i = isNumeric(i)\n ? toNumber(i)\n : i === 'next'\n ? current + 1\n : i === 'previous'\n ? current - 1\n : index(elements, i);\n\n if (finite) {\n return clamp(i, 0, length - 1);\n }\n\n i %= length;\n\n return i < 0 ? i + length : i;\n }\n\n function empty(element) {\n element = $(element);\n element.innerHTML = '';\n return element;\n }\n\n function html(parent, html) {\n parent = $(parent);\n return isUndefined(html)\n ? parent.innerHTML\n : append(parent.hasChildNodes() ? empty(parent) : parent, html);\n }\n\n function prepend(parent, element) {\n\n parent = $(parent);\n\n if (!parent.hasChildNodes()) {\n return append(parent, element);\n } else {\n return insertNodes(element, function (element) { return parent.insertBefore(element, parent.firstChild); });\n }\n }\n\n function append(parent, element) {\n parent = $(parent);\n return insertNodes(element, function (element) { return parent.appendChild(element); });\n }\n\n function before(ref, element) {\n ref = $(ref);\n return insertNodes(element, function (element) { return ref.parentNode.insertBefore(element, ref); });\n }\n\n function after(ref, element) {\n ref = $(ref);\n return insertNodes(element, function (element) { return ref.nextSibling\n ? before(ref.nextSibling, element)\n : append(ref.parentNode, element); }\n );\n }\n\n function insertNodes(element, fn) {\n element = isString(element) ? fragment(element) : element;\n return element\n ? 'length' in element\n ? toNodes(element).map(fn)\n : fn(element)\n : null;\n }\n\n function remove(element) {\n toNodes(element).map(function (element) { return element.parentNode && element.parentNode.removeChild(element); });\n }\n\n function wrapAll(element, structure) {\n\n structure = toNode(before(element, structure));\n\n while (structure.firstChild) {\n structure = structure.firstChild;\n }\n\n append(structure, element);\n\n return structure;\n }\n\n function wrapInner(element, structure) {\n return toNodes(toNodes(element).map(function (element) { return element.hasChildNodes ? wrapAll(toNodes(element.childNodes), structure) : append(element, structure); }\n ));\n }\n\n function unwrap(element) {\n toNodes(element)\n .map(function (element) { return element.parentNode; })\n .filter(function (value, index, self) { return self.indexOf(value) === index; })\n .forEach(function (parent) {\n before(parent, parent.childNodes);\n remove(parent);\n });\n }\n\n var fragmentRe = /^\\s*<(\\w+|!)[^>]*>/;\n var singleTagRe = /^<(\\w+)\\s*\\/?>(?:<\\/\\1>)?$/;\n\n function fragment(html) {\n\n var matches = singleTagRe.exec(html);\n if (matches) {\n return document.createElement(matches[1]);\n }\n\n var container = document.createElement('div');\n if (fragmentRe.test(html)) {\n container.insertAdjacentHTML('beforeend', html.trim());\n } else {\n container.textContent = html;\n }\n\n return container.childNodes.length > 1 ? toNodes(container.childNodes) : container.firstChild;\n\n }\n\n function apply(node, fn) {\n\n if (!node || node.nodeType !== 1) {\n return;\n }\n\n fn(node);\n node = node.firstElementChild;\n while (node) {\n apply(node, fn);\n node = node.nextElementSibling;\n }\n }\n\n function $(selector, context) {\n return !isString(selector)\n ? toNode(selector)\n : isHtml(selector)\n ? toNode(fragment(selector))\n : find(selector, context);\n }\n\n function $$(selector, context) {\n return !isString(selector)\n ? toNodes(selector)\n : isHtml(selector)\n ? toNodes(fragment(selector))\n : findAll(selector, context);\n }\n\n function isHtml(str) {\n return str[0] === '<' || str.match(/^\\s* 0 ) args[ len ] = arguments[ len + 1 ];\n\n apply$1(element, args, 'add');\n }\n\n function removeClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n apply$1(element, args, 'remove');\n }\n\n function removeClasses(element, cls) {\n attr(element, 'class', function (value) { return (value || '').replace(new RegExp((\"\\\\b\" + cls + \"\\\\b\"), 'g'), ''); });\n }\n\n function replaceClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n args[0] && removeClass(element, args[0]);\n args[1] && addClass(element, args[1]);\n }\n\n function hasClass(element, cls) {\n return cls && toNodes(element).some(function (element) { return element.classList.contains(cls.split(' ')[0]); });\n }\n\n function toggleClass(element) {\n var args = [], len = arguments.length - 1;\n while ( len-- > 0 ) args[ len ] = arguments[ len + 1 ];\n\n\n if (!args.length) {\n return;\n }\n\n args = getArgs$1(args);\n\n var force = !isString(last(args)) ? args.pop() : []; // in iOS 9.3 force === undefined evaluates to false\n\n args = args.filter(Boolean);\n\n toNodes(element).forEach(function (ref) {\n var classList = ref.classList;\n\n for (var i = 0; i < args.length; i++) {\n supports.Force\n ? classList.toggle.apply(classList, [args[i]].concat(force))\n : (classList[(!isUndefined(force) ? force : !classList.contains(args[i])) ? 'add' : 'remove'](args[i]));\n }\n });\n\n }\n\n function apply$1(element, args, fn) {\n args = getArgs$1(args).filter(Boolean);\n\n args.length && toNodes(element).forEach(function (ref) {\n var classList = ref.classList;\n\n supports.Multiple\n ? classList[fn].apply(classList, args)\n : args.forEach(function (cls) { return classList[fn](cls); });\n });\n }\n\n function getArgs$1(args) {\n return args.reduce(function (args, arg) { return args.concat.call(args, isString(arg) && includes(arg, ' ') ? arg.trim().split(' ') : arg); }\n , []);\n }\n\n // IE 11\n var supports = {\n\n get Multiple() {\n return this.get('_multiple');\n },\n\n get Force() {\n return this.get('_force');\n },\n\n get: function(key) {\n\n if (!hasOwn(this, key)) {\n var ref = document.createElement('_');\n var classList = ref.classList;\n classList.add('a', 'b');\n classList.toggle('c', false);\n this._multiple = classList.contains('b');\n this._force = !classList.contains('c');\n }\n\n return this[key];\n }\n\n };\n\n var cssNumber = {\n 'animation-iteration-count': true,\n 'column-count': true,\n 'fill-opacity': true,\n 'flex-grow': true,\n 'flex-shrink': true,\n 'font-weight': true,\n 'line-height': true,\n 'opacity': true,\n 'order': true,\n 'orphans': true,\n 'stroke-dasharray': true,\n 'stroke-dashoffset': true,\n 'widows': true,\n 'z-index': true,\n 'zoom': true\n };\n\n function css(element, property, value) {\n\n return toNodes(element).map(function (element) {\n\n if (isString(property)) {\n\n property = propName(property);\n\n if (isUndefined(value)) {\n return getStyle(element, property);\n } else if (!value && !isNumber(value)) {\n element.style.removeProperty(property);\n } else {\n element.style[property] = isNumeric(value) && !cssNumber[property] ? (value + \"px\") : value;\n }\n\n } else if (isArray(property)) {\n\n var styles = getStyles(element);\n\n return property.reduce(function (props, property) {\n props[property] = styles[propName(property)];\n return props;\n }, {});\n\n } else if (isObject(property)) {\n each(property, function (value, property) { return css(element, property, value); });\n }\n\n return element;\n\n })[0];\n\n }\n\n function getStyles(element, pseudoElt) {\n element = toNode(element);\n return element.ownerDocument.defaultView.getComputedStyle(element, pseudoElt);\n }\n\n function getStyle(element, property, pseudoElt) {\n return getStyles(element, pseudoElt)[property];\n }\n\n var vars = {};\n\n function getCssVar(name) {\n\n var docEl = document.documentElement;\n\n if (!isIE) {\n return getStyles(docEl).getPropertyValue((\"--uk-\" + name));\n }\n\n if (!(name in vars)) {\n\n /* usage in css: .uk-name:before { content:\"xyz\" } */\n\n var element = append(docEl, document.createElement('div'));\n\n addClass(element, (\"uk-\" + name));\n\n vars[name] = getStyle(element, 'content', ':before').replace(/^[\"'](.*)[\"']$/, '$1');\n\n remove(element);\n\n }\n\n return vars[name];\n\n }\n\n var cssProps = {};\n\n function propName(name) {\n\n var ret = cssProps[name];\n if (!ret) {\n ret = cssProps[name] = vendorPropName(name) || name;\n }\n return ret;\n }\n\n var cssPrefixes = ['webkit', 'moz', 'ms'];\n\n function vendorPropName(name) {\n\n name = hyphenate(name);\n\n var ref = document.documentElement;\n var style = ref.style;\n\n if (name in style) {\n return name;\n }\n\n var i = cssPrefixes.length, prefixedName;\n\n while (i--) {\n prefixedName = \"-\" + (cssPrefixes[i]) + \"-\" + name;\n if (prefixedName in style) {\n return prefixedName;\n }\n }\n }\n\n function transition(element, props, duration, timing) {\n if ( duration === void 0 ) duration = 400;\n if ( timing === void 0 ) timing = 'linear';\n\n\n return Promise.all(toNodes(element).map(function (element) { return new Promise(function (resolve, reject) {\n\n for (var name in props) {\n var value = css(element, name);\n if (value === '') {\n css(element, name, value);\n }\n }\n\n var timer = setTimeout(function () { return trigger(element, 'transitionend'); }, duration);\n\n once(element, 'transitionend transitioncanceled', function (ref) {\n var type = ref.type;\n\n clearTimeout(timer);\n removeClass(element, 'uk-transition');\n css(element, {\n 'transition-property': '',\n 'transition-duration': '',\n 'transition-timing-function': ''\n });\n type === 'transitioncanceled' ? reject() : resolve();\n }, {self: true});\n\n addClass(element, 'uk-transition');\n css(element, assign({\n 'transition-property': Object.keys(props).map(propName).join(','),\n 'transition-duration': (duration + \"ms\"),\n 'transition-timing-function': timing\n }, props));\n\n }); }\n ));\n\n }\n\n var Transition = {\n\n start: transition,\n\n stop: function(element) {\n trigger(element, 'transitionend');\n return Promise.resolve();\n },\n\n cancel: function(element) {\n trigger(element, 'transitioncanceled');\n },\n\n inProgress: function(element) {\n return hasClass(element, 'uk-transition');\n }\n\n };\n\n var animationPrefix = 'uk-animation-';\n var clsCancelAnimation = 'uk-cancel-animation';\n\n function animate(element, animation, duration, origin, out) {\n var arguments$1 = arguments;\n if ( duration === void 0 ) duration = 200;\n\n\n return Promise.all(toNodes(element).map(function (element) { return new Promise(function (resolve, reject) {\n\n if (hasClass(element, clsCancelAnimation)) {\n requestAnimationFrame(function () { return Promise.resolve().then(function () { return animate.apply(void 0, arguments$1).then(resolve, reject); }\n ); }\n );\n return;\n }\n\n var cls = animation + \" \" + animationPrefix + (out ? 'leave' : 'enter');\n\n if (startsWith(animation, animationPrefix)) {\n\n if (origin) {\n cls += \" uk-transform-origin-\" + origin;\n }\n\n if (out) {\n cls += \" \" + animationPrefix + \"reverse\";\n }\n\n }\n\n reset();\n\n once(element, 'animationend animationcancel', function (ref) {\n var type = ref.type;\n\n\n var hasReset = false;\n\n if (type === 'animationcancel') {\n reject();\n reset();\n } else {\n resolve();\n Promise.resolve().then(function () {\n hasReset = true;\n reset();\n });\n }\n\n requestAnimationFrame(function () {\n if (!hasReset) {\n addClass(element, clsCancelAnimation);\n\n requestAnimationFrame(function () { return removeClass(element, clsCancelAnimation); });\n }\n });\n\n }, {self: true});\n\n css(element, 'animationDuration', (duration + \"ms\"));\n addClass(element, cls);\n\n function reset() {\n css(element, 'animationDuration', '');\n removeClasses(element, (animationPrefix + \"\\\\S*\"));\n }\n\n }); }\n ));\n\n }\n\n var inProgress = new RegExp((animationPrefix + \"(enter|leave)\"));\n var Animation = {\n\n in: function(element, animation, duration, origin) {\n return animate(element, animation, duration, origin, false);\n },\n\n out: function(element, animation, duration, origin) {\n return animate(element, animation, duration, origin, true);\n },\n\n inProgress: function(element) {\n return inProgress.test(attr(element, 'class'));\n },\n\n cancel: function(element) {\n trigger(element, 'animationcancel');\n }\n\n };\n\n var dirs = {\n width: ['x', 'left', 'right'],\n height: ['y', 'top', 'bottom']\n };\n\n function positionAt(element, target, elAttach, targetAttach, elOffset, targetOffset, flip, boundary) {\n\n elAttach = getPos(elAttach);\n targetAttach = getPos(targetAttach);\n\n var flipped = {element: elAttach, target: targetAttach};\n\n if (!element || !target) {\n return flipped;\n }\n\n var dim = getDimensions(element);\n var targetDim = getDimensions(target);\n var position = targetDim;\n\n moveTo(position, elAttach, dim, -1);\n moveTo(position, targetAttach, targetDim, 1);\n\n elOffset = getOffsets(elOffset, dim.width, dim.height);\n targetOffset = getOffsets(targetOffset, targetDim.width, targetDim.height);\n\n elOffset['x'] += targetOffset['x'];\n elOffset['y'] += targetOffset['y'];\n\n position.left += elOffset['x'];\n position.top += elOffset['y'];\n\n if (flip) {\n\n var boundaries = [getDimensions(getWindow(element))];\n\n if (boundary) {\n boundaries.unshift(getDimensions(boundary));\n }\n\n each(dirs, function (ref, prop) {\n var dir = ref[0];\n var align = ref[1];\n var alignFlip = ref[2];\n\n\n if (!(flip === true || includes(flip, dir))) {\n return;\n }\n\n boundaries.some(function (boundary) {\n\n var elemOffset = elAttach[dir] === align\n ? -dim[prop]\n : elAttach[dir] === alignFlip\n ? dim[prop]\n : 0;\n\n var targetOffset = targetAttach[dir] === align\n ? targetDim[prop]\n : targetAttach[dir] === alignFlip\n ? -targetDim[prop]\n : 0;\n\n if (position[align] < boundary[align] || position[align] + dim[prop] > boundary[alignFlip]) {\n\n var centerOffset = dim[prop] / 2;\n var centerTargetOffset = targetAttach[dir] === 'center' ? -targetDim[prop] / 2 : 0;\n\n return elAttach[dir] === 'center' && (\n apply(centerOffset, centerTargetOffset)\n || apply(-centerOffset, -centerTargetOffset)\n ) || apply(elemOffset, targetOffset);\n\n }\n\n function apply(elemOffset, targetOffset) {\n\n var newVal = position[align] + elemOffset + targetOffset - elOffset[dir] * 2;\n\n if (newVal >= boundary[align] && newVal + dim[prop] <= boundary[alignFlip]) {\n position[align] = newVal;\n\n ['element', 'target'].forEach(function (el) {\n flipped[el][dir] = !elemOffset\n ? flipped[el][dir]\n : flipped[el][dir] === dirs[prop][1]\n ? dirs[prop][2]\n : dirs[prop][1];\n });\n\n return true;\n }\n\n }\n\n });\n\n });\n }\n\n offset(element, position);\n\n return flipped;\n }\n\n function offset(element, coordinates) {\n\n element = toNode(element);\n\n if (coordinates) {\n\n var currentOffset = offset(element);\n var pos = css(element, 'position');\n\n ['left', 'top'].forEach(function (prop) {\n if (prop in coordinates) {\n var value = css(element, prop);\n css(element, prop, coordinates[prop] - currentOffset[prop]\n + toFloat(pos === 'absolute' && value === 'auto'\n ? position(element)[prop]\n : value)\n );\n }\n });\n\n return;\n }\n\n return getDimensions(element);\n }\n\n function getDimensions(element) {\n\n element = toNode(element);\n\n if (!element) {\n return {};\n }\n\n var ref = getWindow(element);\n var top = ref.pageYOffset;\n var left = ref.pageXOffset;\n\n if (isWindow(element)) {\n\n var height = element.innerHeight;\n var width = element.innerWidth;\n\n return {\n top: top,\n left: left,\n height: height,\n width: width,\n bottom: top + height,\n right: left + width\n };\n }\n\n var style, hidden;\n\n if (!isVisible(element) && css(element, 'display') === 'none') {\n\n style = attr(element, 'style');\n hidden = attr(element, 'hidden');\n\n attr(element, {\n style: ((style || '') + \";display:block !important;\"),\n hidden: null\n });\n }\n\n var rect = element.getBoundingClientRect();\n\n if (!isUndefined(style)) {\n attr(element, {style: style, hidden: hidden});\n }\n\n return {\n height: rect.height,\n width: rect.width,\n top: rect.top + top,\n left: rect.left + left,\n bottom: rect.bottom + top,\n right: rect.right + left\n };\n }\n\n function position(element) {\n element = toNode(element);\n\n var parent = element.offsetParent || getDocEl(element);\n var parentOffset = offset(parent);\n var ref = ['top', 'left'].reduce(function (props, prop) {\n var propName = ucfirst(prop);\n props[prop] -= parentOffset[prop]\n + toFloat(css(element, (\"margin\" + propName)))\n + toFloat(css(parent, (\"border\" + propName + \"Width\")));\n return props;\n }, offset(element));\n var top = ref.top;\n var left = ref.left;\n\n return {top: top, left: left};\n }\n\n var height = dimension('height');\n var width = dimension('width');\n\n function dimension(prop) {\n var propName = ucfirst(prop);\n return function (element, value) {\n\n element = toNode(element);\n\n if (isUndefined(value)) {\n\n if (isWindow(element)) {\n return element[(\"inner\" + propName)];\n }\n\n if (isDocument(element)) {\n var doc = element.documentElement;\n return Math.max(doc[(\"offset\" + propName)], doc[(\"scroll\" + propName)]);\n }\n\n value = css(element, prop);\n value = value === 'auto' ? element[(\"offset\" + propName)] : toFloat(value) || 0;\n\n return value - boxModelAdjust(prop, element);\n\n } else {\n\n css(element, prop, !value && value !== 0\n ? ''\n : +value + boxModelAdjust(prop, element) + 'px'\n );\n\n }\n\n };\n }\n\n function boxModelAdjust(prop, element, sizing) {\n if ( sizing === void 0 ) sizing = 'border-box';\n\n return css(element, 'boxSizing') === sizing\n ? dirs[prop].slice(1).map(ucfirst).reduce(function (value, prop) { return value\n + toFloat(css(element, (\"padding\" + prop)))\n + toFloat(css(element, (\"border\" + prop + \"Width\"))); }\n , 0)\n : 0;\n }\n\n function moveTo(position, attach, dim, factor) {\n each(dirs, function (ref, prop) {\n var dir = ref[0];\n var align = ref[1];\n var alignFlip = ref[2];\n\n if (attach[dir] === alignFlip) {\n position[align] += dim[prop] * factor;\n } else if (attach[dir] === 'center') {\n position[align] += dim[prop] * factor / 2;\n }\n });\n }\n\n function getPos(pos) {\n\n var x = /left|center|right/;\n var y = /top|center|bottom/;\n\n pos = (pos || '').split(' ');\n\n if (pos.length === 1) {\n pos = x.test(pos[0])\n ? pos.concat(['center'])\n : y.test(pos[0])\n ? ['center'].concat(pos)\n : ['center', 'center'];\n }\n\n return {\n x: x.test(pos[0]) ? pos[0] : 'center',\n y: y.test(pos[1]) ? pos[1] : 'center'\n };\n }\n\n function getOffsets(offsets, width, height) {\n\n var ref = (offsets || '').split(' ');\n var x = ref[0];\n var y = ref[1];\n\n return {\n x: x ? toFloat(x) * (endsWith(x, '%') ? width / 100 : 1) : 0,\n y: y ? toFloat(y) * (endsWith(y, '%') ? height / 100 : 1) : 0\n };\n }\n\n function flipPosition(pos) {\n switch (pos) {\n case 'left':\n return 'right';\n case 'right':\n return 'left';\n case 'top':\n return 'bottom';\n case 'bottom':\n return 'top';\n default:\n return pos;\n }\n }\n\n function isInView(element, topOffset, leftOffset) {\n if ( topOffset === void 0 ) topOffset = 0;\n if ( leftOffset === void 0 ) leftOffset = 0;\n\n\n if (!isVisible(element)) {\n return false;\n }\n\n element = toNode(element);\n\n var win = getWindow(element);\n var client = element.getBoundingClientRect();\n var bounding = {\n top: -topOffset,\n left: -leftOffset,\n bottom: topOffset + height(win),\n right: leftOffset + width(win)\n };\n\n return intersectRect(client, bounding) || pointInRect({x: client.left, y: client.top}, bounding);\n\n }\n\n function scrolledOver(element, heightOffset) {\n if ( heightOffset === void 0 ) heightOffset = 0;\n\n\n if (!isVisible(element)) {\n return 0;\n }\n\n element = toNode(element);\n\n var win = getWindow(element);\n var doc = getDocument(element);\n var elHeight = element.offsetHeight + heightOffset;\n var ref = offsetPosition(element);\n var top = ref[0];\n var vp = height(win);\n var vh = vp + Math.min(0, top - vp);\n var diff = Math.max(0, vp - (height(doc) + heightOffset - (top + elHeight)));\n\n return clamp(((vh + win.pageYOffset - top) / ((vh + (elHeight - (diff < vp ? diff : 0))) / 100)) / 100);\n }\n\n function scrollTop(element, top) {\n element = toNode(element);\n\n if (isWindow(element) || isDocument(element)) {\n var ref = getWindow(element);\n var scrollTo = ref.scrollTo;\n var pageXOffset = ref.pageXOffset;\n scrollTo(pageXOffset, top);\n } else {\n element.scrollTop = top;\n }\n }\n\n function offsetPosition(element) {\n var offset = [0, 0];\n\n do {\n\n offset[0] += element.offsetTop;\n offset[1] += element.offsetLeft;\n\n if (css(element, 'position') === 'fixed') {\n var win = getWindow(element);\n offset[0] += win.pageYOffset;\n offset[1] += win.pageXOffset;\n return offset;\n }\n\n } while ((element = element.offsetParent));\n\n return offset;\n }\n\n function toPx(value, property, element) {\n if ( property === void 0 ) property = 'width';\n if ( element === void 0 ) element = window;\n\n return isNumeric(value)\n ? +value\n : endsWith(value, 'vh')\n ? percent(height(getWindow(element)), value)\n : endsWith(value, 'vw')\n ? percent(width(getWindow(element)), value)\n : endsWith(value, '%')\n ? percent(getDimensions(element)[property], value)\n : toFloat(value);\n }\n\n function percent(base, value) {\n return base * toFloat(value) / 100;\n }\n\n function getWindow(element) {\n return isWindow(element) ? element : getDocument(element).defaultView;\n }\n\n function getDocument(element) {\n return toNode(element).ownerDocument;\n }\n\n function getDocEl(element) {\n return getDocument(element).documentElement;\n }\n\n /*\n Based on:\n Copyright (c) 2016 Wilson Page wilsonpage@me.com\n https://github.com/wilsonpage/fastdom\n */\n\n var fastdom = {\n\n reads: [],\n writes: [],\n\n read: function(task) {\n this.reads.push(task);\n scheduleFlush();\n return task;\n },\n\n write: function(task) {\n this.writes.push(task);\n scheduleFlush();\n return task;\n },\n\n clear: function(task) {\n return remove$1(this.reads, task) || remove$1(this.writes, task);\n },\n\n flush: flush\n\n };\n\n function flush() {\n runTasks(fastdom.reads);\n runTasks(fastdom.writes.splice(0, fastdom.writes.length));\n\n fastdom.scheduled = false;\n\n if (fastdom.reads.length || fastdom.writes.length) {\n scheduleFlush(true);\n }\n }\n\n function scheduleFlush(microtask) {\n if ( microtask === void 0 ) microtask = false;\n\n if (!fastdom.scheduled) {\n fastdom.scheduled = true;\n if (microtask) {\n Promise.resolve().then(flush);\n } else {\n requestAnimationFrame(flush);\n }\n }\n }\n\n function runTasks(tasks) {\n var task;\n while ((task = tasks.shift())) {\n task();\n }\n }\n\n function remove$1(array, item) {\n var index = array.indexOf(item);\n return !!~index && !!array.splice(index, 1);\n }\n\n function MouseTracker() {}\n\n MouseTracker.prototype = {\n\n positions: [],\n position: null,\n\n init: function() {\n var this$1 = this;\n\n\n this.positions = [];\n this.position = null;\n\n var ticking = false;\n this.unbind = on(document, 'mousemove', function (e) {\n\n if (ticking) {\n return;\n }\n\n setTimeout(function () {\n\n var time = Date.now();\n var ref = this$1.positions;\n var length = ref.length;\n\n if (length && (time - this$1.positions[length - 1].time > 100)) {\n this$1.positions.splice(0, length);\n }\n\n this$1.positions.push({time: time, x: e.pageX, y: e.pageY});\n\n if (this$1.positions.length > 5) {\n this$1.positions.shift();\n }\n\n ticking = false;\n }, 5);\n\n ticking = true;\n });\n\n },\n\n cancel: function() {\n if (this.unbind) {\n this.unbind();\n }\n },\n\n movesTo: function(target) {\n\n if (this.positions.length < 2) {\n return false;\n }\n\n var p = offset(target);\n var position = last(this.positions);\n var ref = this.positions;\n var prevPos = ref[0];\n\n if (p.left <= position.x && position.x <= p.right && p.top <= position.y && position.y <= p.bottom) {\n return false;\n }\n\n var points = [\n [{x: p.left, y: p.top}, {x: p.right, y: p.bottom}],\n [{x: p.right, y: p.top}, {x: p.left, y: p.bottom}]\n ];\n\n if (p.right <= position.x) ; else if (p.left >= position.x) {\n points[0].reverse();\n points[1].reverse();\n } else if (p.bottom <= position.y) {\n points[0].reverse();\n } else if (p.top >= position.y) {\n points[1].reverse();\n }\n\n return !!points.reduce(function (result, point) {\n return result + (slope(prevPos, point[0]) < slope(position, point[0]) && slope(prevPos, point[1]) > slope(position, point[1]));\n }, 0);\n }\n\n };\n\n function slope(a, b) {\n return (b.y - a.y) / (b.x - a.x);\n }\n\n var strats = {};\n\n strats.events =\n strats.created =\n strats.beforeConnect =\n strats.connected =\n strats.beforeDisconnect =\n strats.disconnected =\n strats.destroy = concatStrat;\n\n // args strategy\n strats.args = function (parentVal, childVal) {\n return childVal !== false && concatStrat(childVal || parentVal);\n };\n\n // update strategy\n strats.update = function (parentVal, childVal) {\n return sortBy(concatStrat(parentVal, isFunction(childVal) ? {read: childVal} : childVal), 'order');\n };\n\n // property strategy\n strats.props = function (parentVal, childVal) {\n\n if (isArray(childVal)) {\n childVal = childVal.reduce(function (value, key) {\n value[key] = String;\n return value;\n }, {});\n }\n\n return strats.methods(parentVal, childVal);\n };\n\n // extend strategy\n strats.computed =\n strats.methods = function (parentVal, childVal) {\n return childVal\n ? parentVal\n ? assign({}, parentVal, childVal)\n : childVal\n : parentVal;\n };\n\n // data strategy\n strats.data = function (parentVal, childVal, vm) {\n\n if (!vm) {\n\n if (!childVal) {\n return parentVal;\n }\n\n if (!parentVal) {\n return childVal;\n }\n\n return function (vm) {\n return mergeFnData(parentVal, childVal, vm);\n };\n\n }\n\n return mergeFnData(parentVal, childVal, vm);\n };\n\n function mergeFnData(parentVal, childVal, vm) {\n return strats.computed(\n isFunction(parentVal)\n ? parentVal.call(vm, vm)\n : parentVal,\n isFunction(childVal)\n ? childVal.call(vm, vm)\n : childVal\n );\n }\n\n // concat strategy\n function concatStrat(parentVal, childVal) {\n\n parentVal = parentVal && !isArray(parentVal) ? [parentVal] : parentVal;\n\n return childVal\n ? parentVal\n ? parentVal.concat(childVal)\n : isArray(childVal)\n ? childVal\n : [childVal]\n : parentVal;\n }\n\n // default strategy\n function defaultStrat(parentVal, childVal) {\n return isUndefined(childVal) ? parentVal : childVal;\n }\n\n function mergeOptions(parent, child, vm) {\n\n var options = {};\n\n if (isFunction(child)) {\n child = child.options;\n }\n\n if (child.extends) {\n parent = mergeOptions(parent, child.extends, vm);\n }\n\n if (child.mixins) {\n for (var i = 0, l = child.mixins.length; i < l; i++) {\n parent = mergeOptions(parent, child.mixins[i], vm);\n }\n }\n\n for (var key in parent) {\n mergeKey(key);\n }\n\n for (var key$1 in child) {\n if (!hasOwn(parent, key$1)) {\n mergeKey(key$1);\n }\n }\n\n function mergeKey(key) {\n options[key] = (strats[key] || defaultStrat)(parent[key], child[key], vm);\n }\n\n return options;\n }\n\n function parseOptions(options, args) {\n var obj;\n\n if ( args === void 0 ) args = [];\n\n try {\n\n return !options\n ? {}\n : startsWith(options, '{')\n ? JSON.parse(options)\n : args.length && !includes(options, ':')\n ? (( obj = {}, obj[args[0]] = options, obj ))\n : options.split(';').reduce(function (options, option) {\n var ref = option.split(/:(.*)/);\n var key = ref[0];\n var value = ref[1];\n if (key && !isUndefined(value)) {\n options[key.trim()] = value.trim();\n }\n return options;\n }, {});\n\n } catch (e) {\n return {};\n }\n\n }\n\n var id = 0;\n\n var Player = function(el) {\n this.id = ++id;\n this.el = toNode(el);\n };\n\n Player.prototype.isVideo = function () {\n return this.isYoutube() || this.isVimeo() || this.isHTML5();\n };\n\n Player.prototype.isHTML5 = function () {\n return this.el.tagName === 'VIDEO';\n };\n\n Player.prototype.isIFrame = function () {\n return this.el.tagName === 'IFRAME';\n };\n\n Player.prototype.isYoutube = function () {\n return this.isIFrame() && !!this.el.src.match(/\\/\\/.*?youtube(-nocookie)?\\.[a-z]+\\/(watch\\?v=[^&\\s]+|embed)|youtu\\.be\\/.*/);\n };\n\n Player.prototype.isVimeo = function () {\n return this.isIFrame() && !!this.el.src.match(/vimeo\\.com\\/video\\/.*/);\n };\n\n Player.prototype.enableApi = function () {\n var this$1 = this;\n\n\n if (this.ready) {\n return this.ready;\n }\n\n var youtube = this.isYoutube();\n var vimeo = this.isVimeo();\n\n var poller;\n\n if (youtube || vimeo) {\n\n return this.ready = new Promise(function (resolve) {\n\n once(this$1.el, 'load', function () {\n if (youtube) {\n var listener = function () { return post(this$1.el, {event: 'listening', id: this$1.id}); };\n poller = setInterval(listener, 100);\n listener();\n }\n });\n\n listen(function (data) { return youtube && data.id === this$1.id && data.event === 'onReady' || vimeo && Number(data.player_id) === this$1.id; })\n .then(function () {\n resolve();\n poller && clearInterval(poller);\n });\n\n attr(this$1.el, 'src', (\"\" + (this$1.el.src) + (includes(this$1.el.src, '?') ? '&' : '?') + (youtube ? 'enablejsapi=1' : (\"api=1&player_id=\" + (this$1.id)))));\n\n });\n\n }\n\n return Promise.resolve();\n\n };\n\n Player.prototype.play = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'playVideo', method: 'play'}); });\n } else if (this.isHTML5()) {\n try {\n var promise = this.el.play();\n\n if (promise) {\n promise.catch(noop);\n }\n } catch (e) {}\n }\n };\n\n Player.prototype.pause = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'pauseVideo', method: 'pause'}); });\n } else if (this.isHTML5()) {\n this.el.pause();\n }\n };\n\n Player.prototype.mute = function () {\n var this$1 = this;\n\n\n if (!this.isVideo()) {\n return;\n }\n\n if (this.isIFrame()) {\n this.enableApi().then(function () { return post(this$1.el, {func: 'mute', method: 'setVolume', value: 0}); });\n } else if (this.isHTML5()) {\n this.el.muted = true;\n attr(this.el, 'muted', '');\n }\n\n };\n\n function post(el, cmd) {\n try {\n el.contentWindow.postMessage(JSON.stringify(assign({event: 'command'}, cmd)), '*');\n } catch (e) {}\n }\n\n function listen(cb) {\n\n return new Promise(function (resolve) {\n\n once(window, 'message', function (_, data) { return resolve(data); }, false, function (ref) {\n var data = ref.data;\n\n\n if (!data || !isString(data)) {\n return;\n }\n\n try {\n data = JSON.parse(data);\n } catch (e) {\n return;\n }\n\n return data && cb(data);\n\n });\n\n });\n\n }\n\n var IntersectionObserver = 'IntersectionObserver' in window\n ? window.IntersectionObserver\n : /*@__PURE__*/(function () {\n function IntersectionObserverClass(callback, ref) {\n var this$1 = this;\n if ( ref === void 0 ) ref = {};\n var rootMargin = ref.rootMargin; if ( rootMargin === void 0 ) rootMargin = '0 0';\n\n\n this.targets = [];\n\n var ref$1 = (rootMargin || '0 0').split(' ').map(toFloat);\n var offsetTop = ref$1[0];\n var offsetLeft = ref$1[1];\n\n this.offsetTop = offsetTop;\n this.offsetLeft = offsetLeft;\n\n var pending;\n this.apply = function () {\n\n if (pending) {\n return;\n }\n\n pending = requestAnimationFrame(function () { return setTimeout(function () {\n var records = this$1.takeRecords();\n\n if (records.length) {\n callback(records, this$1);\n }\n\n pending = false;\n }); });\n\n };\n\n this.off = on(window, 'scroll resize load', this.apply, {passive: true, capture: true});\n\n }\n\n IntersectionObserverClass.prototype.takeRecords = function () {\n var this$1 = this;\n\n return this.targets.filter(function (entry) {\n\n var inView = isInView(entry.target, this$1.offsetTop, this$1.offsetLeft);\n\n if (entry.isIntersecting === null || inView ^ entry.isIntersecting) {\n entry.isIntersecting = inView;\n return true;\n }\n\n });\n };\n\n IntersectionObserverClass.prototype.observe = function (target) {\n this.targets.push({\n target: target,\n isIntersecting: null\n });\n this.apply();\n };\n\n IntersectionObserverClass.prototype.disconnect = function () {\n this.targets = [];\n this.off();\n };\n\n return IntersectionObserverClass;\n }());\n\n\n\n var util = /*#__PURE__*/Object.freeze({\n ajax: ajax,\n getImage: getImage,\n transition: transition,\n Transition: Transition,\n animate: animate,\n Animation: Animation,\n attr: attr,\n hasAttr: hasAttr,\n removeAttr: removeAttr,\n data: data,\n addClass: addClass,\n removeClass: removeClass,\n removeClasses: removeClasses,\n replaceClass: replaceClass,\n hasClass: hasClass,\n toggleClass: toggleClass,\n positionAt: positionAt,\n offset: offset,\n position: position,\n height: height,\n width: width,\n boxModelAdjust: boxModelAdjust,\n flipPosition: flipPosition,\n isInView: isInView,\n scrolledOver: scrolledOver,\n scrollTop: scrollTop,\n offsetPosition: offsetPosition,\n toPx: toPx,\n ready: ready,\n index: index,\n getIndex: getIndex,\n empty: empty,\n html: html,\n prepend: prepend,\n append: append,\n before: before,\n after: after,\n remove: remove,\n wrapAll: wrapAll,\n wrapInner: wrapInner,\n unwrap: unwrap,\n fragment: fragment,\n apply: apply,\n $: $,\n $$: $$,\n isIE: isIE,\n isRtl: isRtl,\n hasTouch: hasTouch,\n pointerDown: pointerDown,\n pointerMove: pointerMove,\n pointerUp: pointerUp,\n pointerEnter: pointerEnter,\n pointerLeave: pointerLeave,\n pointerCancel: pointerCancel,\n on: on,\n off: off,\n once: once,\n trigger: trigger,\n createEvent: createEvent,\n toEventTargets: toEventTargets,\n isTouch: isTouch,\n getEventPos: getEventPos,\n fastdom: fastdom,\n isVoidElement: isVoidElement,\n isVisible: isVisible,\n selInput: selInput,\n isInput: isInput,\n filter: filter,\n within: within,\n hasOwn: hasOwn,\n hyphenate: hyphenate,\n camelize: camelize,\n ucfirst: ucfirst,\n startsWith: startsWith,\n endsWith: endsWith,\n includes: includes,\n findIndex: findIndex,\n isArray: isArray,\n isFunction: isFunction,\n isObject: isObject,\n isPlainObject: isPlainObject,\n isWindow: isWindow,\n isDocument: isDocument,\n isJQuery: isJQuery,\n isNode: isNode,\n isNodeCollection: isNodeCollection,\n isBoolean: isBoolean,\n isString: isString,\n isNumber: isNumber,\n isNumeric: isNumeric,\n isEmpty: isEmpty,\n isUndefined: isUndefined,\n toBoolean: toBoolean,\n toNumber: toNumber,\n toFloat: toFloat,\n toNode: toNode,\n toNodes: toNodes,\n toList: toList,\n toMs: toMs,\n isEqual: isEqual,\n swap: swap,\n assign: assign,\n last: last,\n each: each,\n sortBy: sortBy,\n uniqueBy: uniqueBy,\n clamp: clamp,\n noop: noop,\n intersectRect: intersectRect,\n pointInRect: pointInRect,\n Dimensions: Dimensions,\n MouseTracker: MouseTracker,\n mergeOptions: mergeOptions,\n parseOptions: parseOptions,\n Player: Player,\n Promise: Promise,\n Deferred: Deferred,\n IntersectionObserver: IntersectionObserver,\n query: query,\n queryAll: queryAll,\n find: find,\n findAll: findAll,\n matches: matches,\n closest: closest,\n parents: parents,\n escape: escape,\n css: css,\n getStyles: getStyles,\n getStyle: getStyle,\n getCssVar: getCssVar,\n propName: propName\n });\n\n function componentAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n var components = {};\n\n UIkit.component = function (name, options) {\n\n if (!options) {\n\n if (isPlainObject(components[name])) {\n components[name] = UIkit.extend(components[name]);\n }\n\n return components[name];\n\n }\n\n UIkit[name] = function (element, data) {\n var i = arguments.length, argsArray = Array(i);\n while ( i-- ) argsArray[i] = arguments[i];\n\n\n var component = UIkit.component(name);\n\n if (isPlainObject(element)) {\n return new component({data: element});\n }\n\n if (component.options.functional) {\n return new component({data: [].concat( argsArray )});\n }\n\n return element && element.nodeType ? init(element) : $$(element).map(init)[0];\n\n function init(element) {\n\n var instance = UIkit.getComponent(element, name);\n\n if (instance) {\n if (!data) {\n return instance;\n } else {\n instance.$destroy();\n }\n }\n\n return new component({el: element, data: data});\n\n }\n\n };\n\n var opt = isPlainObject(options) ? assign({}, options) : options.options;\n\n opt.name = name;\n\n if (opt.install) {\n opt.install(UIkit, opt, name);\n }\n\n if (UIkit._initialized && !opt.functional) {\n var id = hyphenate(name);\n fastdom.read(function () { return UIkit[name]((\"[uk-\" + id + \"],[data-uk-\" + id + \"]\")); });\n }\n\n return components[name] = isPlainObject(options) ? opt : options;\n };\n\n UIkit.getComponents = function (element) { return element && element[DATA] || {}; };\n UIkit.getComponent = function (element, name) { return UIkit.getComponents(element)[name]; };\n\n UIkit.connect = function (node) {\n\n if (node[DATA]) {\n for (var name in node[DATA]) {\n node[DATA][name]._callConnected();\n }\n }\n\n for (var i = 0; i < node.attributes.length; i++) {\n\n var name$1 = getComponentName(node.attributes[i].name);\n\n if (name$1 && name$1 in components) {\n UIkit[name$1](node);\n }\n\n }\n\n };\n\n UIkit.disconnect = function (node) {\n for (var name in node[DATA]) {\n node[DATA][name]._callDisconnected();\n }\n };\n\n }\n\n function getComponentName(attribute) {\n return startsWith(attribute, 'uk-') || startsWith(attribute, 'data-uk-')\n ? camelize(attribute.replace('data-uk-', '').replace('uk-', ''))\n : false;\n }\n\n function boot (UIkit) {\n\n var connect = UIkit.connect;\n var disconnect = UIkit.disconnect;\n\n if (!('MutationObserver' in window)) {\n return;\n }\n\n if (document.body) {\n\n fastdom.read(init);\n\n } else {\n\n (new MutationObserver(function () {\n\n if (document.body) {\n this.disconnect();\n init();\n }\n\n })).observe(document, {childList: true, subtree: true});\n\n }\n\n function init() {\n\n apply(document.body, connect);\n\n // Safari renders prior to first animation frame\n fastdom.flush();\n\n (new MutationObserver(function (mutations) { return mutations.forEach(applyMutation); })).observe(document, {\n childList: true,\n subtree: true,\n characterData: true,\n attributes: true\n });\n\n UIkit._initialized = true;\n }\n\n function applyMutation(mutation) {\n\n var target = mutation.target;\n var type = mutation.type;\n\n var update = type !== 'attributes'\n ? applyChildList(mutation)\n : applyAttribute(mutation);\n\n update && UIkit.update(target);\n\n }\n\n function applyAttribute(ref) {\n var target = ref.target;\n var attributeName = ref.attributeName;\n\n\n if (attributeName === 'href') {\n return true;\n }\n\n var name = getComponentName(attributeName);\n\n if (!name || !(name in UIkit)) {\n return;\n }\n\n if (hasAttr(target, attributeName)) {\n UIkit[name](target);\n return true;\n }\n\n var component = UIkit.getComponent(target, name);\n\n if (component) {\n component.$destroy();\n return true;\n }\n\n }\n\n function applyChildList(ref) {\n var addedNodes = ref.addedNodes;\n var removedNodes = ref.removedNodes;\n\n\n for (var i = 0; i < addedNodes.length; i++) {\n apply(addedNodes[i], connect);\n }\n\n for (var i$1 = 0; i$1 < removedNodes.length; i$1++) {\n apply(removedNodes[i$1], disconnect);\n }\n\n return true;\n }\n\n function apply(node, fn) {\n\n if (node.nodeType !== 1 || hasAttr(node, 'uk-no-boot')) {\n return;\n }\n\n fn(node);\n node = node.firstElementChild;\n while (node) {\n var next = node.nextElementSibling;\n apply(node, fn);\n node = next;\n }\n }\n\n }\n\n function globalAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n UIkit.use = function (plugin) {\n\n if (plugin.installed) {\n return;\n }\n\n plugin.call(null, this);\n plugin.installed = true;\n\n return this;\n };\n\n UIkit.mixin = function (mixin, component) {\n component = (isString(component) ? UIkit.component(component) : component) || this;\n component.options = mergeOptions(component.options, mixin);\n };\n\n UIkit.extend = function (options) {\n\n options = options || {};\n\n var Super = this;\n var Sub = function UIkitComponent(options) {\n this._init(options);\n };\n\n Sub.prototype = Object.create(Super.prototype);\n Sub.prototype.constructor = Sub;\n Sub.options = mergeOptions(Super.options, options);\n\n Sub.super = Super;\n Sub.extend = Super.extend;\n\n return Sub;\n };\n\n UIkit.update = function (element, e) {\n\n element = element ? toNode(element) : document.body;\n\n path(element, function (element) { return update(element[DATA], e); });\n apply(element, function (element) { return update(element[DATA], e); });\n\n };\n\n var container;\n Object.defineProperty(UIkit, 'container', {\n\n get: function() {\n return container || document.body;\n },\n\n set: function(element) {\n container = $(element);\n }\n\n });\n\n function update(data, e) {\n\n if (!data) {\n return;\n }\n\n for (var name in data) {\n if (data[name]._connected) {\n data[name]._callUpdate(e);\n }\n }\n\n }\n\n function path(node, fn) {\n if (node && node !== document.body && node.parentNode) {\n path(node.parentNode, fn);\n fn(node.parentNode);\n }\n }\n\n }\n\n function hooksAPI (UIkit) {\n\n UIkit.prototype._callHook = function (hook) {\n var this$1 = this;\n\n\n var handlers = this.$options[hook];\n\n if (handlers) {\n handlers.forEach(function (handler) { return handler.call(this$1); });\n }\n };\n\n UIkit.prototype._callConnected = function () {\n\n if (this._connected) {\n return;\n }\n\n this._data = {};\n this._computeds = {};\n this._initProps();\n\n this._callHook('beforeConnect');\n this._connected = true;\n\n this._initEvents();\n this._initObserver();\n\n this._callHook('connected');\n this._callUpdate();\n };\n\n UIkit.prototype._callDisconnected = function () {\n\n if (!this._connected) {\n return;\n }\n\n this._callHook('beforeDisconnect');\n\n if (this._observer) {\n this._observer.disconnect();\n this._observer = null;\n }\n\n this._unbindEvents();\n this._callHook('disconnected');\n\n this._connected = false;\n\n };\n\n UIkit.prototype._callUpdate = function (e) {\n var this$1 = this;\n if ( e === void 0 ) e = 'update';\n\n\n var type = e.type || e;\n\n if (includes(['update', 'resize'], type)) {\n this._callWatches();\n }\n\n var updates = this.$options.update;\n var ref = this._frames;\n var reads = ref.reads;\n var writes = ref.writes;\n\n if (!updates) {\n return;\n }\n\n updates.forEach(function (ref, i) {\n var read = ref.read;\n var write = ref.write;\n var events = ref.events;\n\n\n if (type !== 'update' && !includes(events, type)) {\n return;\n }\n\n if (read && !includes(fastdom.reads, reads[i])) {\n reads[i] = fastdom.read(function () {\n\n var result = this$1._connected && read.call(this$1, this$1._data, type);\n\n if (result === false && write) {\n fastdom.clear(writes[i]);\n } else if (isPlainObject(result)) {\n assign(this$1._data, result);\n }\n });\n }\n\n if (write && !includes(fastdom.writes, writes[i])) {\n writes[i] = fastdom.write(function () { return this$1._connected && write.call(this$1, this$1._data, type); });\n }\n\n });\n\n };\n\n }\n\n function stateAPI (UIkit) {\n\n var uid = 0;\n\n UIkit.prototype._init = function (options) {\n\n options = options || {};\n options.data = normalizeData(options, this.constructor.options);\n\n this.$options = mergeOptions(this.constructor.options, options, this);\n this.$el = null;\n this.$props = {};\n\n this._frames = {reads: {}, writes: {}};\n this._events = [];\n\n this._uid = uid++;\n this._initData();\n this._initMethods();\n this._initComputeds();\n this._callHook('created');\n\n if (options.el) {\n this.$mount(options.el);\n }\n };\n\n UIkit.prototype._initData = function () {\n\n var ref = this.$options;\n var data = ref.data; if ( data === void 0 ) data = {};\n\n for (var key in data) {\n this.$props[key] = this[key] = data[key];\n }\n };\n\n UIkit.prototype._initMethods = function () {\n\n var ref = this.$options;\n var methods = ref.methods;\n\n if (methods) {\n for (var key in methods) {\n this[key] = methods[key].bind(this);\n }\n }\n };\n\n UIkit.prototype._initComputeds = function () {\n\n var ref = this.$options;\n var computed = ref.computed;\n\n this._computeds = {};\n\n if (computed) {\n for (var key in computed) {\n registerComputed(this, key, computed[key]);\n }\n }\n };\n\n UIkit.prototype._callWatches = function () {\n\n var ref = this;\n var computed = ref.$options.computed;\n var _computeds = ref._computeds;\n\n for (var key in _computeds) {\n\n var value = _computeds[key];\n delete _computeds[key];\n\n if (computed[key].watch && !isEqual(value, this[key])) {\n computed[key].watch.call(this, this[key], value);\n }\n\n }\n\n };\n\n UIkit.prototype._initProps = function (props) {\n\n var key;\n\n props = props || getProps(this.$options, this.$name);\n\n for (key in props) {\n if (!isUndefined(props[key])) {\n this.$props[key] = props[key];\n }\n }\n\n var exclude = [this.$options.computed, this.$options.methods];\n for (key in this.$props) {\n if (key in props && notIn(exclude, key)) {\n this[key] = this.$props[key];\n }\n }\n };\n\n UIkit.prototype._initEvents = function () {\n var this$1 = this;\n\n\n var ref = this.$options;\n var events = ref.events;\n\n if (events) {\n\n events.forEach(function (event) {\n\n if (!hasOwn(event, 'handler')) {\n for (var key in event) {\n registerEvent(this$1, event[key], key);\n }\n } else {\n registerEvent(this$1, event);\n }\n\n });\n }\n };\n\n UIkit.prototype._unbindEvents = function () {\n this._events.forEach(function (unbind) { return unbind(); });\n this._events = [];\n };\n\n UIkit.prototype._initObserver = function () {\n var this$1 = this;\n\n\n var ref = this.$options;\n var attrs = ref.attrs;\n var props = ref.props;\n var el = ref.el;\n if (this._observer || !props || attrs === false) {\n return;\n }\n\n attrs = isArray(attrs) ? attrs : Object.keys(props);\n\n this._observer = new MutationObserver(function () {\n\n var data = getProps(this$1.$options, this$1.$name);\n if (attrs.some(function (key) { return !isUndefined(data[key]) && data[key] !== this$1.$props[key]; })) {\n this$1.$reset();\n }\n\n });\n\n var filter = attrs.map(function (key) { return hyphenate(key); }).concat(this.$name);\n\n this._observer.observe(el, {\n attributes: true,\n attributeFilter: filter.concat(filter.map(function (key) { return (\"data-\" + key); }))\n });\n };\n\n function getProps(opts, name) {\n\n var data$1 = {};\n var args = opts.args; if ( args === void 0 ) args = [];\n var props = opts.props; if ( props === void 0 ) props = {};\n var el = opts.el;\n\n if (!props) {\n return data$1;\n }\n\n for (var key in props) {\n var prop = hyphenate(key);\n var value = data(el, prop);\n\n if (!isUndefined(value)) {\n\n value = props[key] === Boolean && value === ''\n ? true\n : coerce(props[key], value);\n\n if (prop === 'target' && (!value || startsWith(value, '_'))) {\n continue;\n }\n\n data$1[key] = value;\n }\n }\n\n var options = parseOptions(data(el, name), args);\n\n for (var key$1 in options) {\n var prop$1 = camelize(key$1);\n if (props[prop$1] !== undefined) {\n data$1[prop$1] = coerce(props[prop$1], options[key$1]);\n }\n }\n\n return data$1;\n }\n\n function registerComputed(component, key, cb) {\n Object.defineProperty(component, key, {\n\n enumerable: true,\n\n get: function() {\n\n var _computeds = component._computeds;\n var $props = component.$props;\n var $el = component.$el;\n\n if (!hasOwn(_computeds, key)) {\n _computeds[key] = (cb.get || cb).call(component, $props, $el);\n }\n\n return _computeds[key];\n },\n\n set: function(value) {\n\n var _computeds = component._computeds;\n\n _computeds[key] = cb.set ? cb.set.call(component, value) : value;\n\n if (isUndefined(_computeds[key])) {\n delete _computeds[key];\n }\n }\n\n });\n }\n\n function registerEvent(component, event, key) {\n\n if (!isPlainObject(event)) {\n event = ({name: key, handler: event});\n }\n\n var name = event.name;\n var el = event.el;\n var handler = event.handler;\n var capture = event.capture;\n var passive = event.passive;\n var delegate = event.delegate;\n var filter = event.filter;\n var self = event.self;\n el = isFunction(el)\n ? el.call(component)\n : el || component.$el;\n\n if (isArray(el)) {\n el.forEach(function (el) { return registerEvent(component, assign({}, event, {el: el}), key); });\n return;\n }\n\n if (!el || filter && !filter.call(component)) {\n return;\n }\n\n component._events.push(\n on(\n el,\n name,\n !delegate\n ? null\n : isString(delegate)\n ? delegate\n : delegate.call(component),\n isString(handler) ? component[handler] : handler.bind(component),\n {passive: passive, capture: capture, self: self}\n )\n );\n\n }\n\n function notIn(options, key) {\n return options.every(function (arr) { return !arr || !hasOwn(arr, key); });\n }\n\n function coerce(type, value) {\n\n if (type === Boolean) {\n return toBoolean(value);\n } else if (type === Number) {\n return toNumber(value);\n } else if (type === 'list') {\n return toList(value);\n }\n\n return type ? type(value) : value;\n }\n\n function normalizeData(ref, ref$1) {\n var data = ref.data;\n var el = ref.el;\n var args = ref$1.args;\n var props = ref$1.props; if ( props === void 0 ) props = {};\n\n data = isArray(data)\n ? !isEmpty(args)\n ? data.slice(0, args.length).reduce(function (data, value, index) {\n if (isPlainObject(value)) {\n assign(data, value);\n } else {\n data[args[index]] = value;\n }\n return data;\n }, {})\n : undefined\n : data;\n\n if (data) {\n for (var key in data) {\n if (isUndefined(data[key])) {\n delete data[key];\n } else {\n data[key] = props[key] ? coerce(props[key], data[key]) : data[key];\n }\n }\n }\n\n return data;\n }\n }\n\n function instanceAPI (UIkit) {\n\n var DATA = UIkit.data;\n\n UIkit.prototype.$mount = function (el) {\n\n var ref = this.$options;\n var name = ref.name;\n\n if (!el[DATA]) {\n el[DATA] = {};\n }\n\n if (el[DATA][name]) {\n return;\n }\n\n el[DATA][name] = this;\n\n this.$el = this.$options.el = this.$options.el || el;\n\n if (within(el, document)) {\n this._callConnected();\n }\n };\n\n UIkit.prototype.$emit = function (e) {\n this._callUpdate(e);\n };\n\n UIkit.prototype.$reset = function () {\n this._callDisconnected();\n this._callConnected();\n };\n\n UIkit.prototype.$destroy = function (removeEl) {\n if ( removeEl === void 0 ) removeEl = false;\n\n\n var ref = this.$options;\n var el = ref.el;\n var name = ref.name;\n\n if (el) {\n this._callDisconnected();\n }\n\n this._callHook('destroy');\n\n if (!el || !el[DATA]) {\n return;\n }\n\n delete el[DATA][name];\n\n if (!isEmpty(el[DATA])) {\n delete el[DATA];\n }\n\n if (removeEl) {\n remove(this.$el);\n }\n };\n\n UIkit.prototype.$create = function (component, element, data) {\n return UIkit[component](element, data);\n };\n\n UIkit.prototype.$update = UIkit.update;\n UIkit.prototype.$getComponent = UIkit.getComponent;\n\n var names = {};\n Object.defineProperties(UIkit.prototype, {\n\n $container: Object.getOwnPropertyDescriptor(UIkit, 'container'),\n\n $name: {\n\n get: function() {\n var ref = this.$options;\n var name = ref.name;\n\n if (!names[name]) {\n names[name] = UIkit.prefix + hyphenate(name);\n }\n\n return names[name];\n }\n\n }\n\n });\n\n }\n\n var UIkit = function (options) {\n this._init(options);\n };\n\n UIkit.util = util;\n UIkit.data = '__uikit__';\n UIkit.prefix = 'uk-';\n UIkit.options = {};\n\n globalAPI(UIkit);\n hooksAPI(UIkit);\n stateAPI(UIkit);\n componentAPI(UIkit);\n instanceAPI(UIkit);\n\n var Class = {\n\n connected: function() {\n !hasClass(this.$el, this.$name) && addClass(this.$el, this.$name);\n }\n\n };\n\n var Togglable = {\n\n props: {\n cls: Boolean,\n animation: 'list',\n duration: Number,\n origin: String,\n transition: String,\n queued: Boolean\n },\n\n data: {\n cls: false,\n animation: [false],\n duration: 200,\n origin: false,\n transition: 'linear',\n queued: false,\n\n initProps: {\n overflow: '',\n height: '',\n paddingTop: '',\n paddingBottom: '',\n marginTop: '',\n marginBottom: ''\n },\n\n hideProps: {\n overflow: 'hidden',\n height: 0,\n paddingTop: 0,\n paddingBottom: 0,\n marginTop: 0,\n marginBottom: 0\n }\n\n },\n\n computed: {\n\n hasAnimation: function(ref) {\n var animation = ref.animation;\n\n return !!animation[0];\n },\n\n hasTransition: function(ref) {\n var animation = ref.animation;\n\n return this.hasAnimation && animation[0] === true;\n }\n\n },\n\n methods: {\n\n toggleElement: function(targets, show, animate) {\n var this$1 = this;\n\n return new Promise(function (resolve) {\n\n targets = toNodes(targets);\n\n var all = function (targets) { return Promise.all(targets.map(function (el) { return this$1._toggleElement(el, show, animate); })); };\n var toggled = targets.filter(function (el) { return this$1.isToggled(el); });\n var untoggled = targets.filter(function (el) { return !includes(toggled, el); });\n\n var p;\n\n if (!this$1.queued || !isUndefined(animate) || !isUndefined(show) || !this$1.hasAnimation || targets.length < 2) {\n\n p = all(untoggled.concat(toggled));\n\n } else {\n\n var body = document.body;\n var scroll = body.scrollTop;\n var el = toggled[0];\n var inProgress = Animation.inProgress(el) && hasClass(el, 'uk-animation-leave')\n || Transition.inProgress(el) && el.style.height === '0px';\n\n p = all(toggled);\n\n if (!inProgress) {\n p = p.then(function () {\n var p = all(untoggled);\n body.scrollTop = scroll;\n return p;\n });\n }\n\n }\n\n p.then(resolve, noop);\n\n });\n },\n\n toggleNow: function(targets, show) {\n var this$1 = this;\n\n return new Promise(function (resolve) { return Promise.all(toNodes(targets).map(function (el) { return this$1._toggleElement(el, show, false); })).then(resolve, noop); });\n },\n\n isToggled: function(el) {\n var nodes = toNodes(el || this.$el);\n return this.cls\n ? hasClass(nodes, this.cls.split(' ')[0])\n : !hasAttr(nodes, 'hidden');\n },\n\n updateAria: function(el) {\n if (this.cls === false) {\n attr(el, 'aria-hidden', !this.isToggled(el));\n }\n },\n\n _toggleElement: function(el, show, animate) {\n var this$1 = this;\n\n\n show = isBoolean(show)\n ? show\n : Animation.inProgress(el)\n ? hasClass(el, 'uk-animation-leave')\n : Transition.inProgress(el)\n ? el.style.height === '0px'\n : !this.isToggled(el);\n\n if (!trigger(el, (\"before\" + (show ? 'show' : 'hide')), [this])) {\n return Promise.reject();\n }\n\n var promise = (\n isFunction(animate)\n ? animate\n : animate === false || !this.hasAnimation\n ? this._toggle\n : this.hasTransition\n ? toggleHeight(this)\n : toggleAnimation(this)\n )(el, show);\n\n trigger(el, show ? 'show' : 'hide', [this]);\n\n var final = function () {\n trigger(el, show ? 'shown' : 'hidden', [this$1]);\n this$1.$update(el);\n };\n\n return promise ? promise.then(final) : Promise.resolve(final());\n },\n\n _toggle: function(el, toggled) {\n\n if (!el) {\n return;\n }\n\n toggled = Boolean(toggled);\n\n var changed;\n if (this.cls) {\n changed = includes(this.cls, ' ') || toggled !== hasClass(el, this.cls);\n changed && toggleClass(el, this.cls, includes(this.cls, ' ') ? undefined : toggled);\n } else {\n changed = toggled === hasAttr(el, 'hidden');\n changed && attr(el, 'hidden', !toggled ? '' : null);\n }\n\n $$('[autofocus]', el).some(function (el) { return isVisible(el) ? el.focus() || true : el.blur(); });\n\n this.updateAria(el);\n changed && this.$update(el);\n }\n\n }\n\n };\n\n function toggleHeight(ref) {\n var isToggled = ref.isToggled;\n var duration = ref.duration;\n var initProps = ref.initProps;\n var hideProps = ref.hideProps;\n var transition = ref.transition;\n var _toggle = ref._toggle;\n\n return function (el, show) {\n\n var inProgress = Transition.inProgress(el);\n var inner = el.hasChildNodes ? toFloat(css(el.firstElementChild, 'marginTop')) + toFloat(css(el.lastElementChild, 'marginBottom')) : 0;\n var currentHeight = isVisible(el) ? height(el) + (inProgress ? 0 : inner) : 0;\n\n Transition.cancel(el);\n\n if (!isToggled(el)) {\n _toggle(el, true);\n }\n\n height(el, '');\n\n // Update child components first\n fastdom.flush();\n\n var endHeight = height(el) + (inProgress ? 0 : inner);\n height(el, currentHeight);\n\n return (show\n ? Transition.start(el, assign({}, initProps, {overflow: 'hidden', height: endHeight}), Math.round(duration * (1 - currentHeight / endHeight)), transition)\n : Transition.start(el, hideProps, Math.round(duration * (currentHeight / endHeight)), transition).then(function () { return _toggle(el, false); })\n ).then(function () { return css(el, initProps); });\n\n };\n }\n\n function toggleAnimation(ref) {\n var animation = ref.animation;\n var duration = ref.duration;\n var origin = ref.origin;\n var _toggle = ref._toggle;\n\n return function (el, show) {\n\n Animation.cancel(el);\n\n if (show) {\n _toggle(el, true);\n return Animation.in(el, animation[0], duration, origin);\n }\n\n return Animation.out(el, animation[1] || animation[0], duration, origin).then(function () { return _toggle(el, false); });\n };\n }\n\n var Accordion = {\n\n mixins: [Class, Togglable],\n\n props: {\n targets: String,\n active: null,\n collapsible: Boolean,\n multiple: Boolean,\n toggle: String,\n content: String,\n transition: String\n },\n\n data: {\n targets: '> *',\n active: false,\n animation: [true],\n collapsible: true,\n multiple: false,\n clsOpen: 'uk-open',\n toggle: '> .uk-accordion-title',\n content: '> .uk-accordion-content',\n transition: 'ease'\n },\n\n computed: {\n\n items: function(ref, $el) {\n var targets = ref.targets;\n\n return $$(targets, $el);\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return ((this.targets) + \" \" + (this.$props.toggle));\n },\n\n handler: function(e) {\n e.preventDefault();\n this.toggle(index($$(((this.targets) + \" \" + (this.$props.toggle)), this.$el), e.current));\n }\n\n }\n\n ],\n\n connected: function() {\n\n if (this.active === false) {\n return;\n }\n\n var active = this.items[Number(this.active)];\n if (active && !hasClass(active, this.clsOpen)) {\n this.toggle(active, false);\n }\n },\n\n update: function() {\n var this$1 = this;\n\n\n this.items.forEach(function (el) { return this$1._toggle($(this$1.content, el), hasClass(el, this$1.clsOpen)); });\n\n var active = !this.collapsible && !hasClass(this.items, this.clsOpen) && this.items[0];\n if (active) {\n this.toggle(active, false);\n }\n },\n\n methods: {\n\n toggle: function(item, animate) {\n var this$1 = this;\n\n\n var index = getIndex(item, this.items);\n var active = filter(this.items, (\".\" + (this.clsOpen)));\n\n item = this.items[index];\n\n item && [item]\n .concat(!this.multiple && !includes(active, item) && active || [])\n .forEach(function (el) {\n\n var isItem = el === item;\n var state = isItem && !hasClass(el, this$1.clsOpen);\n\n if (!state && isItem && !this$1.collapsible && active.length < 2) {\n return;\n }\n\n toggleClass(el, this$1.clsOpen, state);\n\n var content = el._wrapper ? el._wrapper.firstElementChild : $(this$1.content, el);\n\n if (!el._wrapper) {\n el._wrapper = wrapAll(content, '
    ');\n attr(el._wrapper, 'hidden', state ? '' : null);\n }\n\n this$1._toggle(content, true);\n this$1.toggleElement(el._wrapper, state, animate).then(function () {\n\n if (hasClass(el, this$1.clsOpen) !== state) {\n return;\n }\n\n if (!state) {\n this$1._toggle(content, false);\n }\n\n el._wrapper = null;\n unwrap(content);\n\n });\n\n });\n }\n\n }\n\n };\n\n var Alert = {\n\n mixins: [Class, Togglable],\n\n args: 'animation',\n\n props: {\n close: String\n },\n\n data: {\n animation: [true],\n selClose: '.uk-alert-close',\n duration: 150,\n hideProps: assign({opacity: 0}, Togglable.data.hideProps)\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return this.selClose;\n },\n\n handler: function(e) {\n e.preventDefault();\n this.close();\n }\n\n }\n\n ],\n\n methods: {\n\n close: function() {\n var this$1 = this;\n\n this.toggleElement(this.$el).then(function () { return this$1.$destroy(true); });\n }\n\n }\n\n };\n\n function Core (UIkit) {\n\n ready(function () {\n\n UIkit.update();\n on(window, 'load resize', function () { return UIkit.update(null, 'resize'); });\n on(document, 'loadedmetadata load', function (ref) {\n var target = ref.target;\n\n return UIkit.update(target, 'resize');\n }, true);\n\n // throttle `scroll` event (Safari triggers multiple `scroll` events per frame)\n var pending;\n on(window, 'scroll', function (e) {\n\n if (pending) {\n return;\n }\n pending = true;\n fastdom.write(function () { return pending = false; });\n\n var target = e.target;\n UIkit.update(target.nodeType !== 1 ? document.body : target, e.type);\n\n }, {passive: true, capture: true});\n\n var started = 0;\n on(document, 'animationstart', function (ref) {\n var target = ref.target;\n\n if ((css(target, 'animationName') || '').match(/^uk-.*(left|right)/)) {\n\n started++;\n css(document.body, 'overflowX', 'hidden');\n setTimeout(function () {\n if (!--started) {\n css(document.body, 'overflowX', '');\n }\n }, toMs(css(target, 'animationDuration')) + 100);\n }\n }, true);\n\n var off;\n on(document, pointerDown, function (e) {\n\n off && off();\n\n if (!isTouch(e)) {\n return;\n }\n\n // Handle Swipe Gesture\n var pos = getEventPos(e);\n var target = 'tagName' in e.target ? e.target : e.target.parentNode;\n off = once(document, (pointerUp + \" \" + pointerCancel), function (e) {\n\n var ref = getEventPos(e);\n var x = ref.x;\n var y = ref.y;\n\n // swipe\n if (target && x && Math.abs(pos.x - x) > 100 || y && Math.abs(pos.y - y) > 100) {\n\n setTimeout(function () {\n trigger(target, 'swipe');\n trigger(target, (\"swipe\" + (swipeDirection(pos.x, pos.y, x, y))));\n });\n\n }\n\n });\n\n // Force click event anywhere on iOS < 13\n if (pointerDown === 'touchstart') {\n css(document.body, 'cursor', 'pointer');\n once(document, (pointerUp + \" \" + pointerCancel), function () { return setTimeout(function () { return css(document.body, 'cursor', ''); }\n , 50); }\n );\n }\n\n }, {passive: true});\n\n });\n\n }\n\n function swipeDirection(x1, y1, x2, y2) {\n return Math.abs(x1 - x2) >= Math.abs(y1 - y2)\n ? x1 - x2 > 0\n ? 'Left'\n : 'Right'\n : y1 - y2 > 0\n ? 'Up'\n : 'Down';\n }\n\n var Video = {\n\n args: 'autoplay',\n\n props: {\n automute: Boolean,\n autoplay: Boolean\n },\n\n data: {\n automute: false,\n autoplay: true\n },\n\n computed: {\n\n inView: function(ref) {\n var autoplay = ref.autoplay;\n\n return autoplay === 'inview';\n }\n\n },\n\n connected: function() {\n\n if (this.inView && !hasAttr(this.$el, 'preload')) {\n this.$el.preload = 'none';\n }\n\n this.player = new Player(this.$el);\n\n if (this.automute) {\n this.player.mute();\n }\n\n },\n\n update: {\n\n read: function() {\n\n return !this.player\n ? false\n : {\n visible: isVisible(this.$el) && css(this.$el, 'visibility') !== 'hidden',\n inView: this.inView && isInView(this.$el)\n };\n },\n\n write: function(ref) {\n var visible = ref.visible;\n var inView = ref.inView;\n\n\n if (!visible || this.inView && !inView) {\n this.player.pause();\n } else if (this.autoplay === true || this.inView && inView) {\n this.player.play();\n }\n\n },\n\n events: ['resize', 'scroll']\n\n }\n\n };\n\n var Cover = {\n\n mixins: [Class, Video],\n\n props: {\n width: Number,\n height: Number\n },\n\n data: {\n automute: true\n },\n\n update: {\n\n read: function() {\n\n var el = this.$el;\n var ref = el.parentNode;\n var height = ref.offsetHeight;\n var width = ref.offsetWidth;\n var dim = Dimensions.cover(\n {\n width: this.width || el.naturalWidth || el.videoWidth || el.clientWidth,\n height: this.height || el.naturalHeight || el.videoHeight || el.clientHeight\n },\n {\n width: width + (width % 2 ? 1 : 0),\n height: height + (height % 2 ? 1 : 0)\n }\n );\n\n if (!dim.width || !dim.height) {\n return false;\n }\n\n return dim;\n },\n\n write: function(ref) {\n var height = ref.height;\n var width = ref.width;\n\n css(this.$el, {height: height, width: width});\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Position = {\n\n props: {\n pos: String,\n offset: null,\n flip: Boolean,\n clsPos: String\n },\n\n data: {\n pos: (\"bottom-\" + (!isRtl ? 'left' : 'right')),\n flip: true,\n offset: false,\n clsPos: ''\n },\n\n computed: {\n\n pos: function(ref) {\n var pos = ref.pos;\n\n return (pos + (!includes(pos, '-') ? '-center' : '')).split('-');\n },\n\n dir: function() {\n return this.pos[0];\n },\n\n align: function() {\n return this.pos[1];\n }\n\n },\n\n methods: {\n\n positionAt: function(element, target, boundary) {\n\n removeClasses(element, ((this.clsPos) + \"-(top|bottom|left|right)(-[a-z]+)?\"));\n css(element, {top: '', left: ''});\n\n var node;\n var ref = this;\n var offset$1 = ref.offset;\n var axis = this.getAxis();\n\n if (!isNumeric(offset$1)) {\n node = $(offset$1);\n offset$1 = node\n ? offset(node)[axis === 'x' ? 'left' : 'top'] - offset(target)[axis === 'x' ? 'right' : 'bottom']\n : 0;\n }\n\n var ref$1 = positionAt(\n element,\n target,\n axis === 'x' ? ((flipPosition(this.dir)) + \" \" + (this.align)) : ((this.align) + \" \" + (flipPosition(this.dir))),\n axis === 'x' ? ((this.dir) + \" \" + (this.align)) : ((this.align) + \" \" + (this.dir)),\n axis === 'x' ? (\"\" + (this.dir === 'left' ? -offset$1 : offset$1)) : (\" \" + (this.dir === 'top' ? -offset$1 : offset$1)),\n null,\n this.flip,\n boundary\n ).target;\n var x = ref$1.x;\n var y = ref$1.y;\n\n this.dir = axis === 'x' ? x : y;\n this.align = axis === 'x' ? y : x;\n\n toggleClass(element, ((this.clsPos) + \"-\" + (this.dir) + \"-\" + (this.align)), this.offset === false);\n\n },\n\n getAxis: function() {\n return this.dir === 'top' || this.dir === 'bottom' ? 'y' : 'x';\n }\n\n }\n\n };\n\n var active;\n\n var Drop = {\n\n mixins: [Position, Togglable],\n\n args: 'pos',\n\n props: {\n mode: 'list',\n toggle: Boolean,\n boundary: Boolean,\n boundaryAlign: Boolean,\n delayShow: Number,\n delayHide: Number,\n clsDrop: String\n },\n\n data: {\n mode: ['click', 'hover'],\n toggle: '- *',\n boundary: window,\n boundaryAlign: false,\n delayShow: 0,\n delayHide: 800,\n clsDrop: false,\n hoverIdle: 200,\n animation: ['uk-animation-fade'],\n cls: 'uk-open'\n },\n\n computed: {\n\n boundary: function(ref, $el) {\n var boundary = ref.boundary;\n\n return query(boundary, $el);\n },\n\n clsDrop: function(ref) {\n var clsDrop = ref.clsDrop;\n\n return clsDrop || (\"uk-\" + (this.$options.name));\n },\n\n clsPos: function() {\n return this.clsDrop;\n }\n\n },\n\n created: function() {\n this.tracker = new MouseTracker();\n },\n\n connected: function() {\n\n addClass(this.$el, this.clsDrop);\n\n var ref = this.$props;\n var toggle = ref.toggle;\n this.toggle = toggle && this.$create('toggle', query(toggle, this.$el), {\n target: this.$el,\n mode: this.mode\n });\n\n !this.toggle && trigger(this.$el, 'updatearia');\n\n },\n\n events: [\n\n\n {\n\n name: 'click',\n\n delegate: function() {\n return (\".\" + (this.clsDrop) + \"-close\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.hide(false);\n }\n\n },\n\n {\n\n name: 'click',\n\n delegate: function() {\n return 'a[href^=\"#\"]';\n },\n\n handler: function(ref) {\n var defaultPrevented = ref.defaultPrevented;\n var hash = ref.current.hash;\n\n if (!defaultPrevented && hash && !within(hash, this.$el)) {\n this.hide(false);\n }\n }\n\n },\n\n {\n\n name: 'beforescroll',\n\n handler: function() {\n this.hide(false);\n }\n\n },\n\n {\n\n name: 'toggle',\n\n self: true,\n\n handler: function(e, toggle) {\n\n e.preventDefault();\n\n if (this.isToggled()) {\n this.hide(false);\n } else {\n this.show(toggle, false);\n }\n }\n\n },\n\n {\n\n name: pointerEnter,\n\n filter: function() {\n return includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n\n if (isTouch(e)) {\n return;\n }\n\n if (active\n && active !== this\n && active.toggle\n && includes(active.toggle.mode, 'hover')\n && !within(e.target, active.toggle.$el)\n && !pointInRect({x: e.pageX, y: e.pageY}, offset(active.$el))\n ) {\n active.hide(false);\n }\n\n e.preventDefault();\n this.show(this.toggle);\n }\n\n },\n\n {\n\n name: 'toggleshow',\n\n handler: function(e, toggle) {\n\n if (toggle && !includes(toggle.target, this.$el)) {\n return;\n }\n\n e.preventDefault();\n this.show(toggle || this.toggle);\n }\n\n },\n\n {\n\n name: (\"togglehide \" + pointerLeave),\n\n handler: function(e, toggle) {\n\n if (isTouch(e) || toggle && !includes(toggle.target, this.$el)) {\n return;\n }\n\n e.preventDefault();\n\n if (this.toggle && includes(this.toggle.mode, 'hover')) {\n this.hide();\n }\n }\n\n },\n\n {\n\n name: 'beforeshow',\n\n self: true,\n\n handler: function() {\n this.clearTimers();\n Animation.cancel(this.$el);\n this.position();\n }\n\n },\n\n {\n\n name: 'show',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n this.tracker.init();\n trigger(this.$el, 'updatearia');\n\n // If triggered from an click event handler, delay adding the click handler\n var off = delayOn(document, 'click', function (ref) {\n var defaultPrevented = ref.defaultPrevented;\n var target = ref.target;\n\n if (!defaultPrevented && !within(target, this$1.$el) && !(this$1.toggle && within(target, this$1.toggle.$el))) {\n this$1.hide(false);\n }\n });\n\n once(this.$el, 'hide', off, {self: true});\n }\n\n },\n\n {\n\n name: 'beforehide',\n\n self: true,\n\n handler: function() {\n this.clearTimers();\n }\n\n },\n\n {\n\n name: 'hide',\n\n handler: function(ref) {\n var target = ref.target;\n\n\n if (this.$el !== target) {\n active = active === null && within(target, this.$el) && this.isToggled() ? this : active;\n return;\n }\n\n active = this.isActive() ? null : active;\n trigger(this.$el, 'updatearia');\n this.tracker.cancel();\n }\n\n },\n\n {\n\n name: 'updatearia',\n\n self: true,\n\n handler: function(e, toggle) {\n\n e.preventDefault();\n\n this.updateAria(this.$el);\n\n if (toggle || this.toggle) {\n attr((toggle || this.toggle).$el, 'aria-expanded', this.isToggled());\n toggleClass(this.toggle.$el, this.cls, this.isToggled());\n }\n }\n }\n\n ],\n\n update: {\n\n write: function() {\n\n if (this.isToggled() && !Animation.inProgress(this.$el)) {\n this.position();\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n show: function(toggle, delay) {\n var this$1 = this;\n if ( delay === void 0 ) delay = true;\n\n\n var show = function () { return !this$1.isToggled() && this$1.toggleElement(this$1.$el, true); };\n var tryShow = function () {\n\n this$1.toggle = toggle || this$1.toggle;\n\n this$1.clearTimers();\n\n if (this$1.isActive()) {\n return;\n } else if (delay && active && active !== this$1 && active.isDelaying) {\n this$1.showTimer = setTimeout(this$1.show, 10);\n return;\n } else if (this$1.isParentOf(active)) {\n\n if (active.hideTimer) {\n active.hide(false);\n } else {\n return;\n }\n\n } else if (this$1.isChildOf(active)) {\n\n active.clearTimers();\n\n } else if (active && !this$1.isChildOf(active) && !this$1.isParentOf(active)) {\n\n var prev;\n while (active && active !== prev && !this$1.isChildOf(active)) {\n prev = active;\n active.hide(false);\n }\n\n }\n\n if (delay && this$1.delayShow) {\n this$1.showTimer = setTimeout(show, this$1.delayShow);\n } else {\n show();\n }\n\n active = this$1;\n };\n\n if (toggle && this.toggle && toggle.$el !== this.toggle.$el) {\n\n once(this.$el, 'hide', tryShow);\n this.hide(false);\n\n } else {\n tryShow();\n }\n },\n\n hide: function(delay) {\n var this$1 = this;\n if ( delay === void 0 ) delay = true;\n\n\n var hide = function () { return this$1.toggleNow(this$1.$el, false); };\n\n this.clearTimers();\n\n this.isDelaying = this.tracker.movesTo(this.$el);\n\n if (delay && this.isDelaying) {\n this.hideTimer = setTimeout(this.hide, this.hoverIdle);\n } else if (delay && this.delayHide) {\n this.hideTimer = setTimeout(hide, this.delayHide);\n } else {\n hide();\n }\n },\n\n clearTimers: function() {\n clearTimeout(this.showTimer);\n clearTimeout(this.hideTimer);\n this.showTimer = null;\n this.hideTimer = null;\n this.isDelaying = false;\n },\n\n isActive: function() {\n return active === this;\n },\n\n isChildOf: function(drop) {\n return drop && drop !== this && within(this.$el, drop.$el);\n },\n\n isParentOf: function(drop) {\n return drop && drop !== this && within(drop.$el, this.$el);\n },\n\n position: function() {\n\n removeClasses(this.$el, ((this.clsDrop) + \"-(stack|boundary)\"));\n css(this.$el, {top: '', left: '', display: 'block'});\n toggleClass(this.$el, ((this.clsDrop) + \"-boundary\"), this.boundaryAlign);\n\n var boundary = offset(this.boundary);\n var alignTo = this.boundaryAlign ? boundary : offset(this.toggle.$el);\n\n if (this.align === 'justify') {\n var prop = this.getAxis() === 'y' ? 'width' : 'height';\n css(this.$el, prop, alignTo[prop]);\n } else if (this.$el.offsetWidth > Math.max(boundary.right - alignTo.left, alignTo.right - boundary.left)) {\n addClass(this.$el, ((this.clsDrop) + \"-stack\"));\n }\n\n this.positionAt(this.$el, this.boundaryAlign ? this.boundary : this.toggle.$el, this.boundary);\n\n css(this.$el, 'display', '');\n\n }\n\n }\n\n };\n\n function delayOn(el, type, fn) {\n var off = once(el, type, function () { return off = on(el, type, fn); }\n , true);\n return function () { return off(); };\n }\n\n var Dropdown = {\n\n extends: Drop\n\n };\n\n var FormCustom = {\n\n mixins: [Class],\n\n args: 'target',\n\n props: {\n target: Boolean\n },\n\n data: {\n target: false\n },\n\n computed: {\n\n input: function(_, $el) {\n return $(selInput, $el);\n },\n\n state: function() {\n return this.input.nextElementSibling;\n },\n\n target: function(ref, $el) {\n var target = ref.target;\n\n return target && (target === true\n && this.input.parentNode === $el\n && this.input.nextElementSibling\n || query(target, $el));\n }\n\n },\n\n update: function() {\n\n var ref = this;\n var target = ref.target;\n var input = ref.input;\n\n if (!target) {\n return;\n }\n\n var option;\n var prop = isInput(target) ? 'value' : 'textContent';\n var prev = target[prop];\n var value = input.files && input.files[0]\n ? input.files[0].name\n : matches(input, 'select') && (option = $$('option', input).filter(function (el) { return el.selected; })[0]) // eslint-disable-line prefer-destructuring\n ? option.textContent\n : input.value;\n\n if (prev !== value) {\n target[prop] = value;\n }\n\n },\n\n events: [\n\n {\n name: 'change',\n\n handler: function() {\n this.$emit();\n }\n },\n\n {\n name: 'reset',\n\n el: function() {\n return closest(this.$el, 'form');\n },\n\n handler: function() {\n this.$emit();\n }\n }\n\n ]\n\n };\n\n // Deprecated\n var Gif = {\n\n update: {\n\n read: function(data) {\n\n var inview = isInView(this.$el);\n\n if (!inview || data.isInView === inview) {\n return false;\n }\n\n data.isInView = inview;\n },\n\n write: function() {\n this.$el.src = this.$el.src;\n },\n\n events: ['scroll', 'resize']\n }\n\n };\n\n var Margin = {\n\n props: {\n margin: String,\n firstColumn: Boolean\n },\n\n data: {\n margin: 'uk-margin-small-top',\n firstColumn: 'uk-first-column'\n },\n\n update: {\n\n read: function(data) {\n\n var items = this.$el.children;\n var rows = [[]];\n\n if (!items.length || !isVisible(this.$el)) {\n return data.rows = rows;\n }\n\n data.rows = getRows(items);\n data.stacks = !data.rows.some(function (row) { return row.length > 1; });\n\n },\n\n write: function(ref) {\n var this$1 = this;\n var rows = ref.rows;\n\n\n rows.forEach(function (row, i) { return row.forEach(function (el, j) {\n toggleClass(el, this$1.margin, i !== 0);\n toggleClass(el, this$1.firstColumn, j === 0);\n }); }\n );\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n function getRows(items) {\n var rows = [[]];\n\n for (var i = 0; i < items.length; i++) {\n\n var el = items[i];\n var dim = getOffset(el);\n\n if (!dim.height) {\n continue;\n }\n\n for (var j = rows.length - 1; j >= 0; j--) {\n\n var row = rows[j];\n\n if (!row[0]) {\n row.push(el);\n break;\n }\n\n var leftDim = (void 0);\n if (row[0].offsetParent === el.offsetParent) {\n leftDim = getOffset(row[0]);\n } else {\n dim = getOffset(el, true);\n leftDim = getOffset(row[0], true);\n }\n\n if (dim.top >= leftDim.bottom - 1 && dim.top !== leftDim.top) {\n rows.push([el]);\n break;\n }\n\n if (dim.bottom > leftDim.top) {\n\n if (dim.left < leftDim.left && !isRtl) {\n row.unshift(el);\n break;\n }\n\n row.push(el);\n break;\n }\n\n if (j === 0) {\n rows.unshift([el]);\n break;\n }\n\n }\n\n }\n\n return rows;\n\n }\n\n function getOffset(element, offset) {\n var assign;\n\n if ( offset === void 0 ) offset = false;\n\n var offsetTop = element.offsetTop;\n var offsetLeft = element.offsetLeft;\n var offsetHeight = element.offsetHeight;\n\n if (offset) {\n (assign = offsetPosition(element), offsetTop = assign[0], offsetLeft = assign[1]);\n }\n\n return {\n top: offsetTop,\n left: offsetLeft,\n height: offsetHeight,\n bottom: offsetTop + offsetHeight\n };\n }\n\n var Grid = {\n\n extends: Margin,\n\n mixins: [Class],\n\n name: 'grid',\n\n props: {\n masonry: Boolean,\n parallax: Number\n },\n\n data: {\n margin: 'uk-grid-margin',\n clsStack: 'uk-grid-stack',\n masonry: false,\n parallax: 0\n },\n\n computed: {\n\n length: function(_, $el) {\n return $el.children.length;\n },\n\n parallax: function(ref) {\n var parallax = ref.parallax;\n\n return parallax && this.length ? Math.abs(parallax) : '';\n }\n\n },\n\n connected: function() {\n this.masonry && addClass(this.$el, 'uk-flex-top uk-flex-wrap-top');\n },\n\n update: [\n\n {\n\n read: function(ref) {\n var rows = ref.rows;\n\n\n if (this.masonry || this.parallax) {\n rows = rows.map(function (elements) { return sortBy(elements, 'offsetLeft'); });\n\n if (isRtl) {\n rows.map(function (row) { return row.reverse(); });\n }\n\n }\n\n var transitionInProgress = rows.some(function (elements) { return elements.some(Transition.inProgress); });\n var translates = false;\n var elHeight = '';\n\n if (this.masonry && this.length) {\n\n var height = 0;\n\n translates = rows.reduce(function (translates, row, i) {\n\n translates[i] = row.map(function (_, j) { return i === 0 ? 0 : toFloat(translates[i - 1][j]) + (height - toFloat(rows[i - 1][j] && rows[i - 1][j].offsetHeight)); });\n height = row.reduce(function (height, el) { return Math.max(height, el.offsetHeight); }, 0);\n\n return translates;\n\n }, []);\n\n elHeight = maxColumnHeight(rows) + getMarginTop(this.$el, this.margin) * (rows.length - 1);\n\n }\n\n var padding = this.parallax && getPaddingBottom(this.parallax, rows, translates);\n\n return {padding: padding, rows: rows, translates: translates, height: !transitionInProgress ? elHeight : false};\n\n },\n\n write: function(ref) {\n var stacks = ref.stacks;\n var height = ref.height;\n var padding = ref.padding;\n\n\n toggleClass(this.$el, this.clsStack, stacks);\n\n css(this.$el, 'paddingBottom', padding);\n height !== false && css(this.$el, 'height', height);\n\n },\n\n events: ['resize']\n\n },\n\n {\n\n read: function(ref) {\n var height$1 = ref.height;\n\n return {\n scrolled: this.parallax\n ? scrolledOver(this.$el, height$1 ? height$1 - height(this.$el) : 0) * this.parallax\n : false\n };\n },\n\n write: function(ref) {\n var rows = ref.rows;\n var scrolled = ref.scrolled;\n var translates = ref.translates;\n\n\n if (scrolled === false && !translates) {\n return;\n }\n\n rows.forEach(function (row, i) { return row.forEach(function (el, j) { return css(el, 'transform', !scrolled && !translates ? '' : (\"translateY(\" + ((translates && -translates[i][j]) + (scrolled ? j % 2 ? scrolled : scrolled / 8 : 0)) + \"px)\")); }\n ); }\n );\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n function getPaddingBottom(distance, rows, translates) {\n var column = 0;\n var max = 0;\n var maxScrolled = 0;\n for (var i = rows.length - 1; i >= 0; i--) {\n for (var j = column; j < rows[i].length; j++) {\n var el = rows[i][j];\n var bottom = el.offsetTop + height(el) + (translates && -translates[i][j]);\n max = Math.max(max, bottom);\n maxScrolled = Math.max(maxScrolled, bottom + (j % 2 ? distance : distance / 8));\n column++;\n }\n }\n return maxScrolled - max;\n }\n\n function getMarginTop(root, cls) {\n\n var nodes = toNodes(root.children);\n var ref = nodes.filter(function (el) { return hasClass(el, cls); });\n var node = ref[0];\n\n return toFloat(node\n ? css(node, 'marginTop')\n : css(nodes[0], 'paddingLeft'));\n }\n\n function maxColumnHeight(rows) {\n return Math.max.apply(Math, rows.reduce(function (sum, row) {\n row.forEach(function (el, i) { return sum[i] = (sum[i] || 0) + el.offsetHeight; });\n return sum;\n }, []));\n }\n\n // IE 11 fix (min-height on a flex container won't apply to its flex items)\n var FlexBug = isIE ? {\n\n props: {\n selMinHeight: String\n },\n\n data: {\n selMinHeight: false,\n forceHeight: false\n },\n\n computed: {\n\n elements: function(ref, $el) {\n var selMinHeight = ref.selMinHeight;\n\n return selMinHeight ? $$(selMinHeight, $el) : [$el];\n }\n\n },\n\n update: [\n\n {\n\n read: function() {\n css(this.elements, 'height', '');\n },\n\n order: -5,\n\n events: ['resize']\n\n },\n\n {\n\n write: function() {\n var this$1 = this;\n\n this.elements.forEach(function (el) {\n var height = toFloat(css(el, 'minHeight'));\n if (height && (this$1.forceHeight || Math.round(height + boxModelAdjust('height', el, 'content-box')) >= el.offsetHeight)) {\n css(el, 'height', height);\n }\n });\n },\n\n order: 5,\n\n events: ['resize']\n\n }\n\n ]\n\n } : {};\n\n var HeightMatch = {\n\n mixins: [FlexBug],\n\n args: 'target',\n\n props: {\n target: String,\n row: Boolean\n },\n\n data: {\n target: '> *',\n row: true,\n forceHeight: true\n },\n\n computed: {\n\n elements: function(ref, $el) {\n var target = ref.target;\n\n return $$(target, $el);\n }\n\n },\n\n update: {\n\n read: function() {\n return {\n rows: (this.row ? getRows(this.elements) : [this.elements]).map(match)\n };\n },\n\n write: function(ref) {\n var rows = ref.rows;\n\n rows.forEach(function (ref) {\n var heights = ref.heights;\n var elements = ref.elements;\n\n return elements.forEach(function (el, i) { return css(el, 'minHeight', heights[i]); }\n );\n }\n );\n },\n\n events: ['resize']\n\n }\n\n };\n\n function match(elements) {\n var assign;\n\n\n if (elements.length < 2) {\n return {heights: [''], elements: elements};\n }\n\n var ref = getHeights(elements);\n var heights = ref.heights;\n var max = ref.max;\n var hasMinHeight = elements.some(function (el) { return el.style.minHeight; });\n var hasShrunk = elements.some(function (el, i) { return !el.style.minHeight && heights[i] < max; });\n\n if (hasMinHeight && hasShrunk) {\n css(elements, 'minHeight', '');\n ((assign = getHeights(elements), heights = assign.heights, max = assign.max));\n }\n\n heights = elements.map(function (el, i) { return heights[i] === max && toFloat(el.style.minHeight).toFixed(2) !== max.toFixed(2) ? '' : max; }\n );\n\n return {heights: heights, elements: elements};\n }\n\n function getHeights(elements) {\n var heights = elements.map(function (el) { return offset(el).height - boxModelAdjust('height', el, 'content-box'); });\n var max = Math.max.apply(null, heights);\n\n return {heights: heights, max: max};\n }\n\n var HeightViewport = {\n\n mixins: [FlexBug],\n\n props: {\n expand: Boolean,\n offsetTop: Boolean,\n offsetBottom: Boolean,\n minHeight: Number\n },\n\n data: {\n expand: false,\n offsetTop: false,\n offsetBottom: false,\n minHeight: 0\n },\n\n update: {\n\n read: function(ref) {\n var prev = ref.minHeight;\n\n\n if (!isVisible(this.$el)) {\n return false;\n }\n\n var minHeight = '';\n var box = boxModelAdjust('height', this.$el, 'content-box');\n\n if (this.expand) {\n\n this.$el.dataset.heightExpand = '';\n\n if ($('[data-height-expand]') !== this.$el) {\n return false;\n }\n\n minHeight = height(window) - (offsetHeight(document.documentElement) - offsetHeight(this.$el)) - box || '';\n\n } else {\n\n // on mobile devices (iOS and Android) window.innerHeight !== 100vh\n minHeight = 'calc(100vh';\n\n if (this.offsetTop) {\n\n var ref$1 = offset(this.$el);\n var top = ref$1.top;\n minHeight += top > 0 && top < height(window) / 2 ? (\" - \" + top + \"px\") : '';\n\n }\n\n if (this.offsetBottom === true) {\n\n minHeight += \" - \" + (offsetHeight(this.$el.nextElementSibling)) + \"px\";\n\n } else if (isNumeric(this.offsetBottom)) {\n\n minHeight += \" - \" + (this.offsetBottom) + \"vh\";\n\n } else if (this.offsetBottom && endsWith(this.offsetBottom, 'px')) {\n\n minHeight += \" - \" + (toFloat(this.offsetBottom)) + \"px\";\n\n } else if (isString(this.offsetBottom)) {\n\n minHeight += \" - \" + (offsetHeight(query(this.offsetBottom, this.$el))) + \"px\";\n\n }\n\n minHeight += (box ? (\" - \" + box + \"px\") : '') + \")\";\n\n }\n\n return {minHeight: minHeight, prev: prev};\n },\n\n write: function(ref) {\n var minHeight = ref.minHeight;\n var prev = ref.prev;\n\n\n css(this.$el, {minHeight: minHeight});\n\n if (minHeight !== prev) {\n this.$update(this.$el, 'resize');\n }\n\n if (this.minHeight && toFloat(css(this.$el, 'minHeight')) < this.minHeight) {\n css(this.$el, 'minHeight', this.minHeight);\n }\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n function offsetHeight(el) {\n return el && offset(el).height || 0;\n }\n\n var Svg = {\n\n args: 'src',\n\n props: {\n id: Boolean,\n icon: String,\n src: String,\n style: String,\n width: Number,\n height: Number,\n ratio: Number,\n class: String,\n strokeAnimation: Boolean,\n focusable: Boolean, // IE 11\n attributes: 'list'\n },\n\n data: {\n ratio: 1,\n include: ['style', 'class', 'focusable'],\n class: '',\n strokeAnimation: false\n },\n\n beforeConnect: function() {\n var this$1 = this;\n var assign;\n\n\n this.class += ' uk-svg';\n\n if (!this.icon && includes(this.src, '#')) {\n\n var parts = this.src.split('#');\n\n if (parts.length > 1) {\n (assign = parts, this.src = assign[0], this.icon = assign[1]);\n }\n }\n\n this.svg = this.getSvg().then(function (el) {\n this$1.applyAttributes(el);\n return this$1.svgEl = insertSVG(el, this$1.$el);\n }, noop);\n\n },\n\n disconnected: function() {\n var this$1 = this;\n\n\n if (isVoidElement(this.$el)) {\n attr(this.$el, 'hidden', null);\n }\n\n if (this.svg) {\n this.svg.then(function (svg) { return (!this$1._connected || svg !== this$1.svgEl) && remove(svg); }, noop);\n }\n\n this.svg = this.svgEl = null;\n\n },\n\n update: {\n\n read: function() {\n return !!(this.strokeAnimation && this.svgEl && isVisible(this.svgEl));\n },\n\n write: function() {\n applyAnimation(this.svgEl);\n },\n\n type: ['resize']\n\n },\n\n methods: {\n\n getSvg: function() {\n var this$1 = this;\n\n return loadSVG(this.src).then(function (svg) { return parseSVG(svg, this$1.icon) || Promise.reject('SVG not found.'); }\n );\n },\n\n applyAttributes: function(el) {\n var this$1 = this;\n\n\n for (var prop in this.$options.props) {\n if (this[prop] && includes(this.include, prop)) {\n attr(el, prop, this[prop]);\n }\n }\n\n for (var attribute in this.attributes) {\n var ref = this.attributes[attribute].split(':', 2);\n var prop$1 = ref[0];\n var value = ref[1];\n attr(el, prop$1, value);\n }\n\n if (!this.id) {\n removeAttr(el, 'id');\n }\n\n var props = ['width', 'height'];\n var dimensions = [this.width, this.height];\n\n if (!dimensions.some(function (val) { return val; })) {\n dimensions = props.map(function (prop) { return attr(el, prop); });\n }\n\n var viewBox = attr(el, 'viewBox');\n if (viewBox && !dimensions.some(function (val) { return val; })) {\n dimensions = viewBox.split(' ').slice(2);\n }\n\n dimensions.forEach(function (val, i) {\n val = (val | 0) * this$1.ratio;\n val && attr(el, props[i], val);\n\n if (val && !dimensions[i ^ 1]) {\n removeAttr(el, props[i ^ 1]);\n }\n });\n\n attr(el, 'data-svg', this.icon || this.src);\n\n }\n\n }\n\n };\n\n var svgs = {};\n\n function loadSVG(src) {\n\n if (svgs[src]) {\n return svgs[src];\n }\n\n return svgs[src] = new Promise(function (resolve, reject) {\n\n if (!src) {\n reject();\n return;\n }\n\n if (startsWith(src, 'data:')) {\n resolve(decodeURIComponent(src.split(',')[1]));\n } else {\n\n ajax(src).then(\n function (xhr) { return resolve(xhr.response); },\n function () { return reject('SVG not found.'); }\n );\n\n }\n\n });\n }\n\n function parseSVG(svg, icon) {\n\n if (icon && includes(svg, '/g;\n var symbols = {};\n\n function parseSymbols(svg, icon) {\n\n if (!symbols[svg]) {\n\n symbols[svg] = {};\n\n var match;\n while ((match = symbolRe.exec(svg))) {\n symbols[svg][match[3]] = \"\";\n }\n\n symbolRe.lastIndex = 0;\n\n }\n\n return symbols[svg][icon];\n }\n\n function applyAnimation(el) {\n\n var length = getMaxPathLength(el);\n\n if (length) {\n el.style.setProperty('--uk-animation-stroke', length);\n }\n\n }\n\n function getMaxPathLength(el) {\n return Math.ceil(Math.max.apply(Math, $$('[stroke]', el).map(function (stroke) { return stroke.getTotalLength && stroke.getTotalLength() || 0; }\n ).concat([0])));\n }\n\n function insertSVG(el, root) {\n if (isVoidElement(root) || root.tagName === 'CANVAS') {\n\n attr(root, 'hidden', true);\n\n var next = root.nextElementSibling;\n return equals(el, next)\n ? next\n : after(root, el);\n\n } else {\n\n var last = root.lastElementChild;\n return equals(el, last)\n ? last\n : append(root, el);\n\n }\n }\n\n function equals(el, other) {\n return attr(el, 'data-svg') === attr(other, 'data-svg');\n }\n\n var closeIcon = \"\";\n\n var closeLarge = \"\";\n\n var marker = \"\";\n\n var navbarToggleIcon = \"\";\n\n var overlayIcon = \"\";\n\n var paginationNext = \"\";\n\n var paginationPrevious = \"\";\n\n var searchIcon = \"\";\n\n var searchLarge = \"\";\n\n var searchNavbar = \"\";\n\n var slidenavNext = \"\";\n\n var slidenavNextLarge = \"\";\n\n var slidenavPrevious = \"\";\n\n var slidenavPreviousLarge = \"\";\n\n var spinner = \"\";\n\n var totop = \"\";\n\n var parsed = {};\n var icons = {\n spinner: spinner,\n totop: totop,\n marker: marker,\n 'close-icon': closeIcon,\n 'close-large': closeLarge,\n 'navbar-toggle-icon': navbarToggleIcon,\n 'overlay-icon': overlayIcon,\n 'pagination-next': paginationNext,\n 'pagination-previous': paginationPrevious,\n 'search-icon': searchIcon,\n 'search-large': searchLarge,\n 'search-navbar': searchNavbar,\n 'slidenav-next': slidenavNext,\n 'slidenav-next-large': slidenavNextLarge,\n 'slidenav-previous': slidenavPrevious,\n 'slidenav-previous-large': slidenavPreviousLarge\n };\n\n var Icon = {\n\n install: install,\n\n extends: Svg,\n\n args: 'icon',\n\n props: ['icon'],\n\n data: {\n include: ['focusable']\n },\n\n isIcon: true,\n\n beforeConnect: function() {\n addClass(this.$el, 'uk-icon');\n },\n\n methods: {\n\n getSvg: function() {\n\n var icon = getIcon(applyRtl(this.icon));\n\n if (!icon) {\n return Promise.reject('Icon not found.');\n }\n\n return Promise.resolve(icon);\n }\n\n }\n\n };\n\n var IconComponent = {\n\n args: false,\n\n extends: Icon,\n\n data: function (vm) { return ({\n icon: hyphenate(vm.constructor.options.name)\n }); },\n\n beforeConnect: function() {\n addClass(this.$el, this.$name);\n }\n\n };\n\n var Slidenav = {\n\n extends: IconComponent,\n\n beforeConnect: function() {\n addClass(this.$el, 'uk-slidenav');\n },\n\n computed: {\n\n icon: function(ref, $el) {\n var icon = ref.icon;\n\n return hasClass($el, 'uk-slidenav-large')\n ? (icon + \"-large\")\n : icon;\n }\n\n }\n\n };\n\n var Search = {\n\n extends: IconComponent,\n\n computed: {\n\n icon: function(ref, $el) {\n var icon = ref.icon;\n\n return hasClass($el, 'uk-search-icon') && parents($el, '.uk-search-large').length\n ? 'search-large'\n : parents($el, '.uk-search-navbar').length\n ? 'search-navbar'\n : icon;\n }\n\n }\n\n };\n\n var Close = {\n\n extends: IconComponent,\n\n computed: {\n\n icon: function() {\n return (\"close-\" + (hasClass(this.$el, 'uk-close-large') ? 'large' : 'icon'));\n }\n\n }\n\n };\n\n var Spinner = {\n\n extends: IconComponent,\n\n connected: function() {\n var this$1 = this;\n\n this.svg.then(function (svg) { return this$1.ratio !== 1 && css($('circle', svg), 'strokeWidth', 1 / this$1.ratio); }, noop);\n }\n\n };\n\n function install(UIkit) {\n UIkit.icon.add = function (name, svg) {\n var obj;\n\n\n var added = isString(name) ? (( obj = {}, obj[name] = svg, obj )) : name;\n each(added, function (svg, name) {\n icons[name] = svg;\n delete parsed[name];\n });\n\n if (UIkit._initialized) {\n apply(document.body, function (el) { return each(UIkit.getComponents(el), function (cmp) {\n cmp.$options.isIcon && cmp.icon in added && cmp.$reset();\n }); }\n );\n }\n };\n }\n\n function getIcon(icon) {\n\n if (!icons[icon]) {\n return null;\n }\n\n if (!parsed[icon]) {\n parsed[icon] = $(icons[icon].trim());\n }\n\n return parsed[icon].cloneNode(true);\n }\n\n function applyRtl(icon) {\n return isRtl ? swap(swap(icon, 'left', 'right'), 'previous', 'next') : icon;\n }\n\n var Img = {\n\n args: 'dataSrc',\n\n props: {\n dataSrc: String,\n dataSrcset: Boolean,\n sizes: String,\n width: Number,\n height: Number,\n offsetTop: String,\n offsetLeft: String,\n target: String\n },\n\n data: {\n dataSrc: '',\n dataSrcset: false,\n sizes: false,\n width: false,\n height: false,\n offsetTop: '50vh',\n offsetLeft: 0,\n target: false\n },\n\n computed: {\n\n cacheKey: function(ref) {\n var dataSrc = ref.dataSrc;\n\n return ((this.$name) + \".\" + dataSrc);\n },\n\n width: function(ref) {\n var width = ref.width;\n var dataWidth = ref.dataWidth;\n\n return width || dataWidth;\n },\n\n height: function(ref) {\n var height = ref.height;\n var dataHeight = ref.dataHeight;\n\n return height || dataHeight;\n },\n\n sizes: function(ref) {\n var sizes = ref.sizes;\n var dataSizes = ref.dataSizes;\n\n return sizes || dataSizes;\n },\n\n isImg: function(_, $el) {\n return isImg($el);\n },\n\n target: {\n\n get: function(ref) {\n var target = ref.target;\n\n return [this.$el].concat(queryAll(target, this.$el));\n },\n\n watch: function() {\n this.observe();\n }\n\n },\n\n offsetTop: function(ref) {\n var offsetTop = ref.offsetTop;\n\n return toPx(offsetTop, 'height');\n },\n\n offsetLeft: function(ref) {\n var offsetLeft = ref.offsetLeft;\n\n return toPx(offsetLeft, 'width');\n }\n\n },\n\n connected: function() {\n\n if (storage[this.cacheKey]) {\n setSrcAttrs(this.$el, storage[this.cacheKey] || this.dataSrc, this.dataSrcset, this.sizes);\n } else if (this.isImg && this.width && this.height) {\n setSrcAttrs(this.$el, getPlaceholderImage(this.width, this.height, this.sizes));\n }\n\n this.observer = new IntersectionObserver(this.load, {\n rootMargin: ((this.offsetTop) + \"px \" + (this.offsetLeft) + \"px\")\n });\n\n requestAnimationFrame(this.observe);\n\n },\n\n disconnected: function() {\n this.observer.disconnect();\n },\n\n update: {\n\n read: function(ref) {\n var this$1 = this;\n var image = ref.image;\n\n\n if (!image && document.readyState === 'complete') {\n this.load(this.observer.takeRecords());\n }\n\n if (this.isImg) {\n return false;\n }\n\n image && image.then(function (img) { return img && img.currentSrc !== '' && setSrcAttrs(this$1.$el, currentSrc(img)); });\n\n },\n\n write: function(data) {\n\n if (this.dataSrcset && window.devicePixelRatio !== 1) {\n\n var bgSize = css(this.$el, 'backgroundSize');\n if (bgSize.match(/^(auto\\s?)+$/) || toFloat(bgSize) === data.bgSize) {\n data.bgSize = getSourceSize(this.dataSrcset, this.sizes);\n css(this.$el, 'backgroundSize', ((data.bgSize) + \"px\"));\n }\n\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n load: function(entries) {\n var this$1 = this;\n\n\n // Old chromium based browsers (UC Browser) did not implement `isIntersecting`\n if (!entries.some(function (entry) { return isUndefined(entry.isIntersecting) || entry.isIntersecting; })) {\n return;\n }\n\n this._data.image = getImage(this.dataSrc, this.dataSrcset, this.sizes).then(function (img) {\n\n setSrcAttrs(this$1.$el, currentSrc(img), img.srcset, img.sizes);\n storage[this$1.cacheKey] = currentSrc(img);\n return img;\n\n }, noop);\n\n this.observer.disconnect();\n },\n\n observe: function() {\n var this$1 = this;\n\n if (!this._data.image && this._connected) {\n this.target.forEach(function (el) { return this$1.observer.observe(el); });\n }\n }\n\n }\n\n };\n\n function setSrcAttrs(el, src, srcset, sizes) {\n\n if (isImg(el)) {\n sizes && (el.sizes = sizes);\n srcset && (el.srcset = srcset);\n src && (el.src = src);\n } else if (src) {\n\n var change = !includes(el.style.backgroundImage, src);\n if (change) {\n css(el, 'backgroundImage', (\"url(\" + (escape(src)) + \")\"));\n trigger(el, createEvent('load', false));\n }\n\n }\n\n }\n\n function getPlaceholderImage(width, height, sizes) {\n var assign;\n\n\n if (sizes) {\n ((assign = Dimensions.ratio({width: width, height: height}, 'width', toPx(sizesToPixel(sizes))), width = assign.width, height = assign.height));\n }\n\n return (\"data:image/svg+xml;utf8,\");\n }\n\n var sizesRe = /\\s*(.*?)\\s*(\\w+|calc\\(.*?\\))\\s*(?:,|$)/g;\n function sizesToPixel(sizes) {\n var matches;\n\n sizesRe.lastIndex = 0;\n\n while ((matches = sizesRe.exec(sizes))) {\n if (!matches[1] || window.matchMedia(matches[1]).matches) {\n matches = evaluateSize(matches[2]);\n break;\n }\n }\n\n return matches || '100vw';\n }\n\n var sizeRe = /\\d+(?:\\w+|%)/g;\n var additionRe = /[+-]?(\\d+)/g;\n function evaluateSize(size) {\n return startsWith(size, 'calc')\n ? size\n .substring(5, size.length - 1)\n .replace(sizeRe, function (size) { return toPx(size); })\n .replace(/ /g, '')\n .match(additionRe)\n .reduce(function (a, b) { return a + +b; }, 0)\n : size;\n }\n\n var srcSetRe = /\\s+\\d+w\\s*(?:,|$)/g;\n function getSourceSize(srcset, sizes) {\n var srcSize = toPx(sizesToPixel(sizes));\n var descriptors = (srcset.match(srcSetRe) || []).map(toFloat).sort(function (a, b) { return a - b; });\n\n return descriptors.filter(function (size) { return size >= srcSize; })[0] || descriptors.pop() || '';\n }\n\n function isImg(el) {\n return el.tagName === 'IMG';\n }\n\n function currentSrc(el) {\n return el.currentSrc || el.src;\n }\n\n var key = '__test__';\n var storage;\n\n // workaround for Safari's private browsing mode and accessing sessionStorage in Blink\n try {\n storage = window.sessionStorage || {};\n storage[key] = 1;\n delete storage[key];\n } catch (e) {\n storage = {};\n }\n\n var Media = {\n\n props: {\n media: Boolean\n },\n\n data: {\n media: false\n },\n\n computed: {\n\n matchMedia: function() {\n var media = toMedia(this.media);\n return !media || window.matchMedia(media).matches;\n }\n\n }\n\n };\n\n function toMedia(value) {\n\n if (isString(value)) {\n if (value[0] === '@') {\n var name = \"breakpoint-\" + (value.substr(1));\n value = toFloat(getCssVar(name));\n } else if (isNaN(value)) {\n return value;\n }\n }\n\n return value && !isNaN(value) ? (\"(min-width: \" + value + \"px)\") : false;\n }\n\n var Leader = {\n\n mixins: [Class, Media],\n\n props: {\n fill: String\n },\n\n data: {\n fill: '',\n clsWrapper: 'uk-leader-fill',\n clsHide: 'uk-leader-hide',\n attrFill: 'data-fill'\n },\n\n computed: {\n\n fill: function(ref) {\n var fill = ref.fill;\n\n return fill || getCssVar('leader-fill-content');\n }\n\n },\n\n connected: function() {\n var assign;\n\n (assign = wrapInner(this.$el, (\"\")), this.wrapper = assign[0]);\n },\n\n disconnected: function() {\n unwrap(this.wrapper.childNodes);\n },\n\n update: {\n\n read: function(ref) {\n var changed = ref.changed;\n var width = ref.width;\n\n\n var prev = width;\n\n width = Math.floor(this.$el.offsetWidth / 2);\n\n return {\n width: width,\n fill: this.fill,\n changed: changed || prev !== width,\n hide: !this.matchMedia\n };\n },\n\n write: function(data) {\n\n toggleClass(this.wrapper, this.clsHide, data.hide);\n\n if (data.changed) {\n data.changed = false;\n attr(this.wrapper, this.attrFill, new Array(data.width).join(data.fill));\n }\n\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Container = {\n\n props: {\n container: Boolean\n },\n\n data: {\n container: true\n },\n\n computed: {\n\n container: function(ref) {\n var container = ref.container;\n\n return container === true && this.$container || container && $(container);\n }\n\n }\n\n };\n\n var active$1 = [];\n\n var Modal = {\n\n mixins: [Class, Container, Togglable],\n\n props: {\n selPanel: String,\n selClose: String,\n escClose: Boolean,\n bgClose: Boolean,\n stack: Boolean\n },\n\n data: {\n cls: 'uk-open',\n escClose: true,\n bgClose: true,\n overlay: true,\n stack: false\n },\n\n computed: {\n\n panel: function(ref, $el) {\n var selPanel = ref.selPanel;\n\n return $(selPanel, $el);\n },\n\n transitionElement: function() {\n return this.panel;\n },\n\n bgClose: function(ref) {\n var bgClose = ref.bgClose;\n\n return bgClose && this.panel;\n }\n\n },\n\n beforeDisconnect: function() {\n if (this.isToggled()) {\n this.toggleNow(this.$el, false);\n }\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return this.selClose;\n },\n\n handler: function(e) {\n e.preventDefault();\n this.hide();\n }\n\n },\n\n {\n\n name: 'toggle',\n\n self: true,\n\n handler: function(e) {\n\n if (e.defaultPrevented) {\n return;\n }\n\n e.preventDefault();\n this.toggle();\n }\n\n },\n\n {\n name: 'beforeshow',\n\n self: true,\n\n handler: function(e) {\n\n if (includes(active$1, this)) {\n return false;\n }\n\n if (!this.stack && active$1.length) {\n Promise.all(active$1.map(function (modal) { return modal.hide(); })).then(this.show);\n e.preventDefault();\n } else {\n active$1.push(this);\n }\n }\n\n },\n\n {\n\n name: 'show',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n\n if (width(window) - width(document) && this.overlay) {\n css(document.body, 'overflowY', 'scroll');\n }\n\n addClass(document.documentElement, this.clsPage);\n\n if (this.bgClose) {\n once(this.$el, 'hide', delayOn(document, 'click', function (ref) {\n var defaultPrevented = ref.defaultPrevented;\n var target = ref.target;\n\n var current = last(active$1);\n if (!defaultPrevented\n && current === this$1\n && (!current.overlay || within(target, current.$el))\n && !within(target, current.panel)\n ) {\n current.hide();\n }\n }), {self: true});\n }\n\n if (this.escClose) {\n once(this.$el, 'hide', on(document, 'keydown', function (e) {\n var current = last(active$1);\n if (e.keyCode === 27 && current === this$1) {\n e.preventDefault();\n current.hide();\n }\n }), {self: true});\n }\n }\n\n },\n\n {\n\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n var this$1 = this;\n\n\n active$1.splice(active$1.indexOf(this), 1);\n\n if (!active$1.length) {\n css(document.body, 'overflowY', '');\n }\n\n if (!active$1.some(function (modal) { return modal.clsPage === this$1.clsPage; })) {\n removeClass(document.documentElement, this.clsPage);\n }\n\n }\n\n }\n\n ],\n\n methods: {\n\n toggle: function() {\n return this.isToggled() ? this.hide() : this.show();\n },\n\n show: function() {\n var this$1 = this;\n\n\n if (this.container && this.$el.parentNode !== this.container) {\n append(this.container, this.$el);\n return new Promise(function (resolve) { return requestAnimationFrame(function () { return this$1.show().then(resolve); }\n ); }\n );\n }\n\n return this.toggleElement(this.$el, true, animate$1(this));\n },\n\n hide: function() {\n return this.toggleElement(this.$el, false, animate$1(this));\n }\n\n }\n\n };\n\n function animate$1(ref) {\n var transitionElement = ref.transitionElement;\n var _toggle = ref._toggle;\n\n return function (el, show) { return new Promise(function (resolve, reject) { return once(el, 'show hide', function () {\n el._reject && el._reject();\n el._reject = reject;\n\n _toggle(el, show);\n\n var off = once(transitionElement, 'transitionstart', function () {\n once(transitionElement, 'transitionend transitioncancel', resolve, {self: true});\n clearTimeout(timer);\n }, {self: true});\n\n var timer = setTimeout(function () {\n off();\n resolve();\n }, toMs(css(transitionElement, 'transitionDuration')));\n\n }); }\n ); };\n }\n\n var Modal$1 = {\n\n install: install$1,\n\n mixins: [Modal],\n\n data: {\n clsPage: 'uk-modal-page',\n selPanel: '.uk-modal-dialog',\n selClose: '.uk-modal-close, .uk-modal-close-default, .uk-modal-close-outside, .uk-modal-close-full'\n },\n\n events: [\n\n {\n name: 'show',\n\n self: true,\n\n handler: function() {\n\n if (hasClass(this.panel, 'uk-margin-auto-vertical')) {\n addClass(this.$el, 'uk-flex');\n } else {\n css(this.$el, 'display', 'block');\n }\n\n height(this.$el); // force reflow\n }\n },\n\n {\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n\n css(this.$el, 'display', '');\n removeClass(this.$el, 'uk-flex');\n\n }\n }\n\n ]\n\n };\n\n function install$1(UIkit) {\n\n UIkit.modal.dialog = function (content, options) {\n\n var dialog = UIkit.modal((\"
    \" + content + \"
    \"), options);\n\n dialog.show();\n\n on(dialog.$el, 'hidden', function () { return Promise.resolve(function () { return dialog.$destroy(true); }); }, {self: true});\n\n return dialog;\n };\n\n UIkit.modal.alert = function (message, options) {\n\n options = assign({bgClose: false, escClose: false, labels: UIkit.modal.labels}, options);\n\n return new Promise(\n function (resolve) { return on(UIkit.modal.dialog((\"
    \" + (isString(message) ? message : html(message)) + \"
    \"), options).$el, 'hide', resolve); }\n );\n };\n\n UIkit.modal.confirm = function (message, options) {\n\n options = assign({bgClose: false, escClose: true, labels: UIkit.modal.labels}, options);\n\n return new Promise(function (resolve, reject) {\n\n var confirm = UIkit.modal.dialog((\"
    \" + (isString(message) ? message : html(message)) + \"
    \"), options);\n\n var resolved = false;\n\n on(confirm.$el, 'submit', 'form', function (e) {\n e.preventDefault();\n resolve();\n resolved = true;\n confirm.hide();\n });\n on(confirm.$el, 'hide', function () {\n if (!resolved) {\n reject();\n }\n });\n\n });\n };\n\n UIkit.modal.prompt = function (message, value, options) {\n\n options = assign({bgClose: false, escClose: true, labels: UIkit.modal.labels}, options);\n\n return new Promise(function (resolve) {\n\n var prompt = UIkit.modal.dialog((\"
    \"), options),\n input = $('input', prompt.$el);\n\n input.value = value;\n\n var resolved = false;\n\n on(prompt.$el, 'submit', 'form', function (e) {\n e.preventDefault();\n resolve(input.value);\n resolved = true;\n prompt.hide();\n });\n on(prompt.$el, 'hide', function () {\n if (!resolved) {\n resolve(null);\n }\n });\n\n });\n };\n\n UIkit.modal.labels = {\n ok: 'Ok',\n cancel: 'Cancel'\n };\n\n }\n\n var Nav = {\n\n extends: Accordion,\n\n data: {\n targets: '> .uk-parent',\n toggle: '> a',\n content: '> ul'\n }\n\n };\n\n var Navbar = {\n\n mixins: [Class, FlexBug],\n\n props: {\n dropdown: String,\n mode: 'list',\n align: String,\n offset: Number,\n boundary: Boolean,\n boundaryAlign: Boolean,\n clsDrop: String,\n delayShow: Number,\n delayHide: Number,\n dropbar: Boolean,\n dropbarMode: String,\n dropbarAnchor: Boolean,\n duration: Number\n },\n\n data: {\n dropdown: '.uk-navbar-nav > li',\n align: !isRtl ? 'left' : 'right',\n clsDrop: 'uk-navbar-dropdown',\n mode: undefined,\n offset: undefined,\n delayShow: undefined,\n delayHide: undefined,\n boundaryAlign: undefined,\n flip: 'x',\n boundary: true,\n dropbar: false,\n dropbarMode: 'slide',\n dropbarAnchor: false,\n duration: 200,\n forceHeight: true,\n selMinHeight: '.uk-navbar-nav > li > a, .uk-navbar-item, .uk-navbar-toggle'\n },\n\n computed: {\n\n boundary: function(ref, $el) {\n var boundary = ref.boundary;\n var boundaryAlign = ref.boundaryAlign;\n\n return (boundary === true || boundaryAlign) ? $el : boundary;\n },\n\n dropbarAnchor: function(ref, $el) {\n var dropbarAnchor = ref.dropbarAnchor;\n\n return query(dropbarAnchor, $el);\n },\n\n pos: function(ref) {\n var align = ref.align;\n\n return (\"bottom-\" + align);\n },\n\n dropdowns: function(ref, $el) {\n var dropdown = ref.dropdown;\n var clsDrop = ref.clsDrop;\n\n return $$((dropdown + \" .\" + clsDrop), $el);\n }\n\n },\n\n beforeConnect: function() {\n\n var ref = this.$props;\n var dropbar = ref.dropbar;\n\n this.dropbar = dropbar && (query(dropbar, this.$el) || $('+ .uk-navbar-dropbar', this.$el) || $('
    '));\n\n if (this.dropbar) {\n\n addClass(this.dropbar, 'uk-navbar-dropbar');\n\n if (this.dropbarMode === 'slide') {\n addClass(this.dropbar, 'uk-navbar-dropbar-slide');\n }\n }\n\n },\n\n disconnected: function() {\n this.dropbar && remove(this.dropbar);\n },\n\n update: function() {\n var this$1 = this;\n\n\n this.$create(\n 'drop',\n this.dropdowns.filter(function (el) { return !this$1.getDropdown(el); }),\n assign({}, this.$props, {boundary: this.boundary, pos: this.pos, offset: this.dropbar || this.offset})\n );\n\n },\n\n events: [\n\n {\n name: 'mouseover',\n\n delegate: function() {\n return this.dropdown;\n },\n\n handler: function(ref) {\n var current = ref.current;\n\n var active = this.getActive();\n if (active && active.toggle && !within(active.toggle.$el, current) && !active.tracker.movesTo(active.$el)) {\n active.hide(false);\n }\n }\n\n },\n\n {\n name: 'mouseleave',\n\n el: function() {\n return this.dropbar;\n },\n\n handler: function() {\n var active = this.getActive();\n\n if (active && !this.dropdowns.some(function (el) { return matches(el, ':hover'); })) {\n active.hide();\n }\n }\n },\n\n {\n name: 'beforeshow',\n\n capture: true,\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function() {\n\n if (!this.dropbar.parentNode) {\n after(this.dropbarAnchor || this.$el, this.dropbar);\n }\n\n }\n },\n\n {\n name: 'show',\n\n capture: true,\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(_, drop) {\n\n var $el = drop.$el;\n var dir = drop.dir;\n\n this.clsDrop && addClass($el, ((this.clsDrop) + \"-dropbar\"));\n\n if (dir === 'bottom') {\n this.transitionTo($el.offsetHeight + toFloat(css($el, 'marginTop')) + toFloat(css($el, 'marginBottom')), $el);\n }\n }\n },\n\n {\n name: 'beforehide',\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(e, ref) {\n var $el = ref.$el;\n\n\n var active = this.getActive();\n\n if (matches(this.dropbar, ':hover') && active && active.$el === $el) {\n e.preventDefault();\n }\n }\n },\n\n {\n name: 'hide',\n\n filter: function() {\n return this.dropbar;\n },\n\n handler: function(_, ref) {\n var $el = ref.$el;\n\n\n var active = this.getActive();\n\n if (!active || active && active.$el === $el) {\n this.transitionTo(0);\n }\n }\n }\n\n ],\n\n methods: {\n\n getActive: function() {\n var ref = this.dropdowns.map(this.getDropdown).filter(function (drop) { return drop && drop.isActive(); });\n var active = ref[0];\n return active && includes(active.mode, 'hover') && within(active.toggle.$el, this.$el) && active;\n },\n\n transitionTo: function(newHeight, el) {\n var this$1 = this;\n\n\n var ref = this;\n var dropbar = ref.dropbar;\n var oldHeight = isVisible(dropbar) ? height(dropbar) : 0;\n\n el = oldHeight < newHeight && el;\n\n css(el, 'clip', (\"rect(0,\" + (el.offsetWidth) + \"px,\" + oldHeight + \"px,0)\"));\n\n height(dropbar, oldHeight);\n\n Transition.cancel([el, dropbar]);\n return Promise.all([\n Transition.start(dropbar, {height: newHeight}, this.duration),\n Transition.start(el, {clip: (\"rect(0,\" + (el.offsetWidth) + \"px,\" + newHeight + \"px,0)\")}, this.duration)\n ])\n .catch(noop)\n .then(function () {\n css(el, {clip: ''});\n this$1.$update(dropbar);\n });\n },\n\n getDropdown: function(el) {\n return this.$getComponent(el, 'drop') || this.$getComponent(el, 'dropdown');\n }\n\n }\n\n };\n\n var Offcanvas = {\n\n mixins: [Modal],\n\n args: 'mode',\n\n props: {\n mode: String,\n flip: Boolean,\n overlay: Boolean\n },\n\n data: {\n mode: 'slide',\n flip: false,\n overlay: false,\n clsPage: 'uk-offcanvas-page',\n clsContainer: 'uk-offcanvas-container',\n selPanel: '.uk-offcanvas-bar',\n clsFlip: 'uk-offcanvas-flip',\n clsContainerAnimation: 'uk-offcanvas-container-animation',\n clsSidebarAnimation: 'uk-offcanvas-bar-animation',\n clsMode: 'uk-offcanvas',\n clsOverlay: 'uk-offcanvas-overlay',\n selClose: '.uk-offcanvas-close',\n container: false\n },\n\n computed: {\n\n clsFlip: function(ref) {\n var flip = ref.flip;\n var clsFlip = ref.clsFlip;\n\n return flip ? clsFlip : '';\n },\n\n clsOverlay: function(ref) {\n var overlay = ref.overlay;\n var clsOverlay = ref.clsOverlay;\n\n return overlay ? clsOverlay : '';\n },\n\n clsMode: function(ref) {\n var mode = ref.mode;\n var clsMode = ref.clsMode;\n\n return (clsMode + \"-\" + mode);\n },\n\n clsSidebarAnimation: function(ref) {\n var mode = ref.mode;\n var clsSidebarAnimation = ref.clsSidebarAnimation;\n\n return mode === 'none' || mode === 'reveal' ? '' : clsSidebarAnimation;\n },\n\n clsContainerAnimation: function(ref) {\n var mode = ref.mode;\n var clsContainerAnimation = ref.clsContainerAnimation;\n\n return mode !== 'push' && mode !== 'reveal' ? '' : clsContainerAnimation;\n },\n\n transitionElement: function(ref) {\n var mode = ref.mode;\n\n return mode === 'reveal' ? this.panel.parentNode : this.panel;\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return 'a[href^=\"#\"]';\n },\n\n handler: function(ref) {\n var hash = ref.current.hash;\n var defaultPrevented = ref.defaultPrevented;\n\n if (!defaultPrevented && hash && $(hash, document.body)) {\n this.hide();\n }\n }\n\n },\n\n {\n name: 'touchstart',\n\n passive: true,\n\n el: function() {\n return this.panel;\n },\n\n handler: function(ref) {\n var targetTouches = ref.targetTouches;\n\n\n if (targetTouches.length === 1) {\n this.clientY = targetTouches[0].clientY;\n }\n\n }\n\n },\n\n {\n name: 'touchmove',\n\n self: true,\n passive: false,\n\n filter: function() {\n return this.overlay;\n },\n\n handler: function(e) {\n e.cancelable && e.preventDefault();\n }\n\n },\n\n {\n name: 'touchmove',\n\n passive: false,\n\n el: function() {\n return this.panel;\n },\n\n handler: function(e) {\n\n if (e.targetTouches.length !== 1) {\n return;\n }\n\n var clientY = event.targetTouches[0].clientY - this.clientY;\n var ref = this.panel;\n var scrollTop = ref.scrollTop;\n var scrollHeight = ref.scrollHeight;\n var clientHeight = ref.clientHeight;\n\n if (clientHeight >= scrollHeight\n || scrollTop === 0 && clientY > 0\n || scrollHeight - scrollTop <= clientHeight && clientY < 0\n ) {\n e.cancelable && e.preventDefault();\n }\n\n }\n\n },\n\n {\n name: 'show',\n\n self: true,\n\n handler: function() {\n\n if (this.mode === 'reveal' && !hasClass(this.panel.parentNode, this.clsMode)) {\n wrapAll(this.panel, '
    ');\n addClass(this.panel.parentNode, this.clsMode);\n }\n\n css(document.documentElement, 'overflowY', this.overlay ? 'hidden' : '');\n addClass(document.body, this.clsContainer, this.clsFlip);\n css(document.body, 'touch-action', 'pan-y pinch-zoom');\n css(this.$el, 'display', 'block');\n addClass(this.$el, this.clsOverlay);\n addClass(this.panel, this.clsSidebarAnimation, this.mode !== 'reveal' ? this.clsMode : '');\n\n height(document.body); // force reflow\n addClass(document.body, this.clsContainerAnimation);\n\n this.clsContainerAnimation && suppressUserScale();\n\n\n }\n },\n\n {\n name: 'hide',\n\n self: true,\n\n handler: function() {\n removeClass(document.body, this.clsContainerAnimation);\n css(document.body, 'touch-action', '');\n }\n },\n\n {\n name: 'hidden',\n\n self: true,\n\n handler: function() {\n\n this.clsContainerAnimation && resumeUserScale();\n\n if (this.mode === 'reveal') {\n unwrap(this.panel);\n }\n\n removeClass(this.panel, this.clsSidebarAnimation, this.clsMode);\n removeClass(this.$el, this.clsOverlay);\n css(this.$el, 'display', '');\n removeClass(document.body, this.clsContainer, this.clsFlip);\n\n css(document.documentElement, 'overflowY', '');\n\n }\n },\n\n {\n name: 'swipeLeft swipeRight',\n\n handler: function(e) {\n\n if (this.isToggled() && endsWith(e.type, 'Left') ^ this.flip) {\n this.hide();\n }\n\n }\n }\n\n ]\n\n };\n\n // Chrome in responsive mode zooms page upon opening offcanvas\n function suppressUserScale() {\n getViewport().content += ',user-scalable=0';\n }\n\n function resumeUserScale() {\n var viewport = getViewport();\n viewport.content = viewport.content.replace(/,user-scalable=0$/, '');\n }\n\n function getViewport() {\n return $('meta[name=\"viewport\"]', document.head) || append(document.head, '');\n }\n\n var OverflowAuto = {\n\n mixins: [Class],\n\n props: {\n selContainer: String,\n selContent: String\n },\n\n data: {\n selContainer: '.uk-modal',\n selContent: '.uk-modal-dialog'\n },\n\n computed: {\n\n container: function(ref, $el) {\n var selContainer = ref.selContainer;\n\n return closest($el, selContainer);\n },\n\n content: function(ref, $el) {\n var selContent = ref.selContent;\n\n return closest($el, selContent);\n }\n\n },\n\n connected: function() {\n css(this.$el, 'minHeight', 150);\n },\n\n update: {\n\n read: function() {\n\n if (!this.content || !this.container) {\n return false;\n }\n\n return {\n current: toFloat(css(this.$el, 'maxHeight')),\n max: Math.max(150, height(this.container) - (offset(this.content).height - height(this.$el)))\n };\n },\n\n write: function(ref) {\n var current = ref.current;\n var max = ref.max;\n\n css(this.$el, 'maxHeight', max);\n if (Math.round(current) !== Math.round(max)) {\n trigger(this.$el, 'resize');\n }\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Responsive = {\n\n props: ['width', 'height'],\n\n connected: function() {\n addClass(this.$el, 'uk-responsive-width');\n },\n\n update: {\n\n read: function() {\n return isVisible(this.$el) && this.width && this.height\n ? {width: width(this.$el.parentNode), height: this.height}\n : false;\n },\n\n write: function(dim) {\n height(this.$el, Dimensions.contain({\n height: this.height,\n width: this.width\n }, dim).height);\n },\n\n events: ['resize']\n\n }\n\n };\n\n var Scroll = {\n\n props: {\n duration: Number,\n offset: Number\n },\n\n data: {\n duration: 1000,\n offset: 0\n },\n\n methods: {\n\n scrollTo: function(el) {\n var this$1 = this;\n\n\n el = el && $(el) || document.body;\n\n var docHeight = height(document);\n var winHeight = height(window);\n\n var target = offset(el).top - this.offset;\n if (target + winHeight > docHeight) {\n target = docHeight - winHeight;\n }\n\n if (!trigger(this.$el, 'beforescroll', [this, el])) {\n return;\n }\n\n var start = Date.now();\n var startY = window.pageYOffset;\n var step = function () {\n\n var currentY = startY + (target - startY) * ease(clamp((Date.now() - start) / this$1.duration));\n\n scrollTop(window, currentY);\n\n // scroll more if we have not reached our destination\n if (currentY !== target) {\n requestAnimationFrame(step);\n } else {\n trigger(this$1.$el, 'scrolled', [this$1, el]);\n }\n\n };\n\n step();\n\n }\n\n },\n\n events: {\n\n click: function(e) {\n\n if (e.defaultPrevented) {\n return;\n }\n\n e.preventDefault();\n this.scrollTo(escape(decodeURIComponent(this.$el.hash)).substr(1));\n }\n\n }\n\n };\n\n function ease(k) {\n return 0.5 * (1 - Math.cos(Math.PI * k));\n }\n\n var Scrollspy = {\n\n args: 'cls',\n\n props: {\n cls: String,\n target: String,\n hidden: Boolean,\n offsetTop: Number,\n offsetLeft: Number,\n repeat: Boolean,\n delay: Number\n },\n\n data: function () { return ({\n cls: false,\n target: false,\n hidden: true,\n offsetTop: 0,\n offsetLeft: 0,\n repeat: false,\n delay: 0,\n inViewClass: 'uk-scrollspy-inview'\n }); },\n\n computed: {\n\n elements: function(ref, $el) {\n var target = ref.target;\n\n return target ? $$(target, $el) : [$el];\n }\n\n },\n\n update: [\n\n {\n\n write: function() {\n if (this.hidden) {\n css(filter(this.elements, (\":not(.\" + (this.inViewClass) + \")\")), 'visibility', 'hidden');\n }\n }\n\n },\n\n {\n\n read: function(ref) {\n var this$1 = this;\n var update = ref.update;\n\n\n if (!update) {\n return;\n }\n\n this.elements.forEach(function (el) {\n\n var state = el._ukScrollspyState;\n\n if (!state) {\n state = {cls: data(el, 'uk-scrollspy-class') || this$1.cls};\n }\n\n state.show = isInView(el, this$1.offsetTop, this$1.offsetLeft);\n el._ukScrollspyState = state;\n\n });\n\n },\n\n write: function(data) {\n var this$1 = this;\n\n\n // Let child components be applied at least once first\n if (!data.update) {\n this.$emit();\n return data.update = true;\n }\n\n this.elements.forEach(function (el) {\n\n var state = el._ukScrollspyState;\n var cls = state.cls;\n\n if (state.show && !state.inview && !state.queued) {\n\n var show = function () {\n\n css(el, 'visibility', '');\n addClass(el, this$1.inViewClass);\n toggleClass(el, cls);\n\n trigger(el, 'inview');\n\n this$1.$update(el);\n\n state.inview = true;\n state.abort && state.abort();\n };\n\n if (this$1.delay) {\n\n state.queued = true;\n data.promise = (data.promise || Promise.resolve()).then(function () {\n return !state.inview && new Promise(function (resolve) {\n\n var timer = setTimeout(function () {\n\n show();\n resolve();\n\n }, data.promise || this$1.elements.length === 1 ? this$1.delay : 0);\n\n state.abort = function () {\n clearTimeout(timer);\n resolve();\n state.queued = false;\n };\n\n });\n\n });\n\n } else {\n show();\n }\n\n } else if (!state.show && (state.inview || state.queued) && this$1.repeat) {\n\n state.abort && state.abort();\n\n if (!state.inview) {\n return;\n }\n\n css(el, 'visibility', this$1.hidden ? 'hidden' : '');\n removeClass(el, this$1.inViewClass);\n toggleClass(el, cls);\n\n trigger(el, 'outview');\n\n this$1.$update(el);\n\n state.inview = false;\n\n }\n\n\n });\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n var ScrollspyNav = {\n\n props: {\n cls: String,\n closest: String,\n scroll: Boolean,\n overflow: Boolean,\n offset: Number\n },\n\n data: {\n cls: 'uk-active',\n closest: false,\n scroll: false,\n overflow: true,\n offset: 0\n },\n\n computed: {\n\n links: function(_, $el) {\n return $$('a[href^=\"#\"]', $el).filter(function (el) { return el.hash; });\n },\n\n elements: function(ref) {\n var selector = ref.closest;\n\n return closest(this.links, selector || '*');\n },\n\n targets: function() {\n return $$(this.links.map(function (el) { return escape(el.hash).substr(1); }).join(','));\n }\n\n },\n\n update: [\n\n {\n\n read: function() {\n if (this.scroll) {\n this.$create('scroll', this.links, {offset: this.offset || 0});\n }\n }\n\n },\n\n {\n\n read: function(data) {\n var this$1 = this;\n\n\n var scroll = window.pageYOffset + this.offset + 1;\n var max = height(document) - height(window) + this.offset;\n\n data.active = false;\n\n this.targets.every(function (el, i) {\n\n var ref = offset(el);\n var top = ref.top;\n var last = i + 1 === this$1.targets.length;\n\n if (!this$1.overflow && (i === 0 && top > scroll || last && top + el.offsetTop < scroll)) {\n return false;\n }\n\n if (!last && offset(this$1.targets[i + 1]).top <= scroll) {\n return true;\n }\n\n if (scroll >= max) {\n for (var j = this$1.targets.length - 1; j > i; j--) {\n if (isInView(this$1.targets[j])) {\n el = this$1.targets[j];\n break;\n }\n }\n }\n\n return !(data.active = $(filter(this$1.links, (\"[href=\\\"#\" + (el.id) + \"\\\"]\"))));\n\n });\n\n },\n\n write: function(ref) {\n var active = ref.active;\n\n\n this.links.forEach(function (el) { return el.blur(); });\n removeClass(this.elements, this.cls);\n\n if (active) {\n trigger(this.$el, 'active', [active, addClass(this.closest ? closest(active, this.closest) : active, this.cls)]);\n }\n\n },\n\n events: ['scroll', 'resize']\n\n }\n\n ]\n\n };\n\n var Sticky = {\n\n mixins: [Class, Media],\n\n props: {\n top: null,\n bottom: Boolean,\n offset: String,\n animation: String,\n clsActive: String,\n clsInactive: String,\n clsFixed: String,\n clsBelow: String,\n selTarget: String,\n widthElement: Boolean,\n showOnUp: Boolean,\n targetOffset: Number\n },\n\n data: {\n top: 0,\n bottom: false,\n offset: 0,\n animation: '',\n clsActive: 'uk-active',\n clsInactive: '',\n clsFixed: 'uk-sticky-fixed',\n clsBelow: 'uk-sticky-below',\n selTarget: '',\n widthElement: false,\n showOnUp: false,\n targetOffset: false\n },\n\n computed: {\n\n offset: function(ref) {\n var offset = ref.offset;\n\n return toPx(offset);\n },\n\n selTarget: function(ref, $el) {\n var selTarget = ref.selTarget;\n\n return selTarget && $(selTarget, $el) || $el;\n },\n\n widthElement: function(ref, $el) {\n var widthElement = ref.widthElement;\n\n return query(widthElement, $el) || this.placeholder;\n },\n\n isActive: {\n\n get: function() {\n return hasClass(this.selTarget, this.clsActive);\n },\n\n set: function(value) {\n if (value && !this.isActive) {\n replaceClass(this.selTarget, this.clsInactive, this.clsActive);\n trigger(this.$el, 'active');\n } else if (!value && !hasClass(this.selTarget, this.clsInactive)) {\n replaceClass(this.selTarget, this.clsActive, this.clsInactive);\n trigger(this.$el, 'inactive');\n }\n }\n\n }\n\n },\n\n connected: function() {\n this.placeholder = $('+ .uk-sticky-placeholder', this.$el) || $('
    ');\n this.isFixed = false;\n this.isActive = false;\n },\n\n disconnected: function() {\n\n if (this.isFixed) {\n this.hide();\n removeClass(this.selTarget, this.clsInactive);\n }\n\n remove(this.placeholder);\n this.placeholder = null;\n this.widthElement = null;\n },\n\n events: [\n\n {\n\n name: 'load hashchange popstate',\n\n el: window,\n\n handler: function() {\n var this$1 = this;\n\n\n if (!(this.targetOffset !== false && location.hash && window.pageYOffset > 0)) {\n return;\n }\n\n var target = $(location.hash);\n\n if (target) {\n fastdom.read(function () {\n\n var ref = offset(target);\n var top = ref.top;\n var elTop = offset(this$1.$el).top;\n var elHeight = this$1.$el.offsetHeight;\n\n if (this$1.isFixed && elTop + elHeight >= top && elTop <= top + target.offsetHeight) {\n scrollTop(window, top - elHeight - (isNumeric(this$1.targetOffset) ? this$1.targetOffset : 0) - this$1.offset);\n }\n\n });\n }\n\n }\n\n }\n\n ],\n\n update: [\n\n {\n\n read: function(ref, type) {\n var height = ref.height;\n\n\n if (this.isActive && type !== 'update') {\n\n this.hide();\n height = this.$el.offsetHeight;\n this.show();\n\n }\n\n height = !this.isActive ? this.$el.offsetHeight : height;\n\n this.topOffset = offset(this.isFixed ? this.placeholder : this.$el).top;\n this.bottomOffset = this.topOffset + height;\n\n var bottom = parseProp('bottom', this);\n\n this.top = Math.max(toFloat(parseProp('top', this)), this.topOffset) - this.offset;\n this.bottom = bottom && bottom - height;\n this.inactive = !this.matchMedia;\n\n return {\n lastScroll: false,\n height: height,\n margins: css(this.$el, ['marginTop', 'marginBottom', 'marginLeft', 'marginRight'])\n };\n },\n\n write: function(ref) {\n var height = ref.height;\n var margins = ref.margins;\n\n\n var ref$1 = this;\n var placeholder = ref$1.placeholder;\n\n css(placeholder, assign({height: height}, margins));\n\n if (!within(placeholder, document)) {\n after(this.$el, placeholder);\n attr(placeholder, 'hidden', '');\n }\n\n // ensure active/inactive classes are applied\n this.isActive = this.isActive;\n\n },\n\n events: ['resize']\n\n },\n\n {\n\n read: function(ref) {\n var scroll = ref.scroll; if ( scroll === void 0 ) scroll = 0;\n\n\n this.width = (isVisible(this.widthElement) ? this.widthElement : this.$el).offsetWidth;\n\n this.scroll = window.pageYOffset;\n\n return {\n dir: scroll <= this.scroll ? 'down' : 'up',\n scroll: this.scroll,\n visible: isVisible(this.$el),\n top: offsetPosition(this.placeholder)[0]\n };\n },\n\n write: function(data, type) {\n var this$1 = this;\n\n\n var initTimestamp = data.initTimestamp; if ( initTimestamp === void 0 ) initTimestamp = 0;\n var dir = data.dir;\n var lastDir = data.lastDir;\n var lastScroll = data.lastScroll;\n var scroll = data.scroll;\n var top = data.top;\n var visible = data.visible;\n var now = performance.now();\n\n data.lastScroll = scroll;\n\n if (scroll < 0 || scroll === lastScroll || !visible || this.disabled || this.showOnUp && type !== 'scroll') {\n return;\n }\n\n if (now - initTimestamp > 300 || dir !== lastDir) {\n data.initScroll = scroll;\n data.initTimestamp = now;\n }\n\n data.lastDir = dir;\n\n if (this.showOnUp && Math.abs(data.initScroll - scroll) <= 30 && Math.abs(lastScroll - scroll) <= 10) {\n return;\n }\n\n if (this.inactive\n || scroll < this.top\n || this.showOnUp && (scroll <= this.top || dir === 'down' || dir === 'up' && !this.isFixed && scroll <= this.bottomOffset)\n ) {\n\n if (!this.isFixed) {\n\n if (Animation.inProgress(this.$el) && top > scroll) {\n Animation.cancel(this.$el);\n this.hide();\n }\n\n return;\n }\n\n this.isFixed = false;\n\n if (this.animation && scroll > this.topOffset) {\n Animation.cancel(this.$el);\n Animation.out(this.$el, this.animation).then(function () { return this$1.hide(); }, noop);\n } else {\n this.hide();\n }\n\n } else if (this.isFixed) {\n\n this.update();\n\n } else if (this.animation) {\n\n Animation.cancel(this.$el);\n this.show();\n Animation.in(this.$el, this.animation).catch(noop);\n\n } else {\n this.show();\n }\n\n },\n\n events: ['resize', 'scroll']\n\n }\n\n ],\n\n methods: {\n\n show: function() {\n\n this.isFixed = true;\n this.update();\n attr(this.placeholder, 'hidden', null);\n\n },\n\n hide: function() {\n\n this.isActive = false;\n removeClass(this.$el, this.clsFixed, this.clsBelow);\n css(this.$el, {position: '', top: '', width: ''});\n attr(this.placeholder, 'hidden', '');\n\n },\n\n update: function() {\n\n var active = this.top !== 0 || this.scroll > this.top;\n var top = Math.max(0, this.offset);\n\n if (this.bottom && this.scroll > this.bottom - this.offset) {\n top = this.bottom - this.scroll;\n }\n\n css(this.$el, {\n position: 'fixed',\n top: (top + \"px\"),\n width: this.width\n });\n\n this.isActive = active;\n toggleClass(this.$el, this.clsBelow, this.scroll > this.bottomOffset);\n addClass(this.$el, this.clsFixed);\n\n }\n\n }\n\n };\n\n function parseProp(prop, ref) {\n var $props = ref.$props;\n var $el = ref.$el;\n var propOffset = ref[(prop + \"Offset\")];\n\n\n var value = $props[prop];\n\n if (!value) {\n return;\n }\n\n if (isNumeric(value) && isString(value) && value.match(/^-?\\d/)) {\n\n return propOffset + toPx(value);\n\n } else {\n\n return offset(value === true ? $el.parentNode : query(value, $el)).bottom;\n\n }\n }\n\n var Switcher = {\n\n mixins: [Togglable],\n\n args: 'connect',\n\n props: {\n connect: String,\n toggle: String,\n active: Number,\n swiping: Boolean\n },\n\n data: {\n connect: '~.uk-switcher',\n toggle: '> * > :first-child',\n active: 0,\n swiping: true,\n cls: 'uk-active',\n clsContainer: 'uk-switcher',\n attrItem: 'uk-switcher-item',\n queued: true\n },\n\n computed: {\n\n connects: function(ref, $el) {\n var connect = ref.connect;\n\n return queryAll(connect, $el);\n },\n\n toggles: function(ref, $el) {\n var toggle = ref.toggle;\n\n return $$(toggle, $el);\n }\n\n },\n\n events: [\n\n {\n\n name: 'click',\n\n delegate: function() {\n return ((this.toggle) + \":not(.uk-disabled)\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.show(toNodes(this.$el.children).filter(function (el) { return within(e.current, el); })[0]);\n }\n\n },\n\n {\n name: 'click',\n\n el: function() {\n return this.connects;\n },\n\n delegate: function() {\n return (\"[\" + (this.attrItem) + \"],[data-\" + (this.attrItem) + \"]\");\n },\n\n handler: function(e) {\n e.preventDefault();\n this.show(data(e.current, this.attrItem));\n }\n },\n\n {\n name: 'swipeRight swipeLeft',\n\n filter: function() {\n return this.swiping;\n },\n\n el: function() {\n return this.connects;\n },\n\n handler: function(ref) {\n var type = ref.type;\n\n this.show(endsWith(type, 'Left') ? 'next' : 'previous');\n }\n }\n\n ],\n\n update: function() {\n var this$1 = this;\n\n\n this.connects.forEach(function (list) { return this$1.updateAria(list.children); });\n var ref = this.$el;\n var children = ref.children;\n this.show(filter(children, (\".\" + (this.cls)))[0] || children[this.active] || children[0]);\n\n this.swiping && css(this.connects, 'touch-action', 'pan-y pinch-zoom');\n\n },\n\n methods: {\n\n index: function() {\n return !isEmpty(this.connects) && index(filter(this.connects[0].children, (\".\" + (this.cls)))[0]);\n },\n\n show: function(item) {\n var this$1 = this;\n\n\n var ref = this.$el;\n var children = ref.children;\n var length = children.length;\n var prev = this.index();\n var hasPrev = prev >= 0;\n var dir = item === 'previous' ? -1 : 1;\n\n var toggle, active, next = getIndex(item, children, prev);\n\n for (var i = 0; i < length; i++, next = (next + dir + length) % length) {\n if (!matches(this.toggles[next], '.uk-disabled *, .uk-disabled, [disabled]')) {\n toggle = this.toggles[next];\n active = children[next];\n break;\n }\n }\n\n if (!active || prev >= 0 && hasClass(active, this.cls) || prev === next) {\n return;\n }\n\n removeClass(children, this.cls);\n addClass(active, this.cls);\n attr(this.toggles, 'aria-expanded', false);\n attr(toggle, 'aria-expanded', true);\n\n this.connects.forEach(function (list) {\n if (!hasPrev) {\n this$1.toggleNow(list.children[next]);\n } else {\n this$1.toggleElement([list.children[prev], list.children[next]]);\n }\n });\n\n }\n\n }\n\n };\n\n var Tab = {\n\n mixins: [Class],\n\n extends: Switcher,\n\n props: {\n media: Boolean\n },\n\n data: {\n media: 960,\n attrItem: 'uk-tab-item'\n },\n\n connected: function() {\n\n var cls = hasClass(this.$el, 'uk-tab-left')\n ? 'uk-tab-left'\n : hasClass(this.$el, 'uk-tab-right')\n ? 'uk-tab-right'\n : false;\n\n if (cls) {\n this.$create('toggle', this.$el, {cls: cls, mode: 'media', media: this.media});\n }\n }\n\n };\n\n var Toggle = {\n\n mixins: [Media, Togglable],\n\n args: 'target',\n\n props: {\n href: String,\n target: null,\n mode: 'list'\n },\n\n data: {\n href: false,\n target: false,\n mode: 'click',\n queued: true\n },\n\n computed: {\n\n target: function(ref, $el) {\n var href = ref.href;\n var target = ref.target;\n\n target = queryAll(target || href, $el);\n return target.length && target || [$el];\n }\n\n },\n\n connected: function() {\n trigger(this.target, 'updatearia', [this]);\n },\n\n events: [\n\n {\n\n name: (pointerEnter + \" \" + pointerLeave),\n\n filter: function() {\n return includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n if (!isTouch(e)) {\n this.toggle((\"toggle\" + (e.type === pointerEnter ? 'show' : 'hide')));\n }\n }\n\n },\n\n {\n\n name: 'click',\n\n filter: function() {\n return includes(this.mode, 'click') || hasTouch && includes(this.mode, 'hover');\n },\n\n handler: function(e) {\n\n // TODO better isToggled handling\n var link;\n if (closest(e.target, 'a[href=\"#\"], a[href=\"\"]')\n || (link = closest(e.target, 'a[href]')) && (\n this.cls\n || !isVisible(this.target)\n || link.hash && matches(this.target, link.hash)\n )\n ) {\n e.preventDefault();\n }\n\n this.toggle();\n }\n\n }\n\n ],\n\n update: {\n\n read: function() {\n return includes(this.mode, 'media') && this.media\n ? {match: this.matchMedia}\n : false;\n },\n\n write: function(ref) {\n var match = ref.match;\n\n\n var toggled = this.isToggled(this.target);\n if (match ? !toggled : toggled) {\n this.toggle();\n }\n\n },\n\n events: ['resize']\n\n },\n\n methods: {\n\n toggle: function(type) {\n if (trigger(this.target, type || 'toggle', [this])) {\n this.toggleElement(this.target);\n }\n }\n\n }\n\n };\n\n function core (UIkit) {\n\n // core components\n UIkit.component('accordion', Accordion);\n UIkit.component('alert', Alert);\n UIkit.component('cover', Cover);\n UIkit.component('drop', Drop);\n UIkit.component('dropdown', Dropdown);\n UIkit.component('formCustom', FormCustom);\n UIkit.component('gif', Gif);\n UIkit.component('grid', Grid);\n UIkit.component('heightMatch', HeightMatch);\n UIkit.component('heightViewport', HeightViewport);\n UIkit.component('icon', Icon);\n UIkit.component('img', Img);\n UIkit.component('leader', Leader);\n UIkit.component('margin', Margin);\n UIkit.component('modal', Modal$1);\n UIkit.component('nav', Nav);\n UIkit.component('navbar', Navbar);\n UIkit.component('offcanvas', Offcanvas);\n UIkit.component('overflowAuto', OverflowAuto);\n UIkit.component('responsive', Responsive);\n UIkit.component('scroll', Scroll);\n UIkit.component('scrollspy', Scrollspy);\n UIkit.component('scrollspyNav', ScrollspyNav);\n UIkit.component('sticky', Sticky);\n UIkit.component('svg', Svg);\n UIkit.component('switcher', Switcher);\n UIkit.component('tab', Tab);\n UIkit.component('toggle', Toggle);\n UIkit.component('video', Video);\n\n // Icon components\n UIkit.component('close', Close);\n UIkit.component('marker', IconComponent);\n UIkit.component('navbarToggleIcon', IconComponent);\n UIkit.component('overlayIcon', IconComponent);\n UIkit.component('paginationNext', IconComponent);\n UIkit.component('paginationPrevious', IconComponent);\n UIkit.component('searchIcon', Search);\n UIkit.component('slidenavNext', Slidenav);\n UIkit.component('slidenavPrevious', Slidenav);\n UIkit.component('spinner', Spinner);\n UIkit.component('totop', IconComponent);\n\n // core functionality\n UIkit.use(Core);\n\n }\n\n UIkit.version = '3.2.0';\n\n core(UIkit);\n\n var Countdown = {\n\n mixins: [Class],\n\n props: {\n date: String,\n clsWrapper: String\n },\n\n data: {\n date: '',\n clsWrapper: '.uk-countdown-%unit%'\n },\n\n computed: {\n\n date: function(ref) {\n var date = ref.date;\n\n return Date.parse(date);\n },\n\n days: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'days'), $el);\n },\n\n hours: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'hours'), $el);\n },\n\n minutes: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'minutes'), $el);\n },\n\n seconds: function(ref, $el) {\n var clsWrapper = ref.clsWrapper;\n\n return $(clsWrapper.replace('%unit%', 'seconds'), $el);\n },\n\n units: function() {\n var this$1 = this;\n\n return ['days', 'hours', 'minutes', 'seconds'].filter(function (unit) { return this$1[unit]; });\n }\n\n },\n\n connected: function() {\n this.start();\n },\n\n disconnected: function() {\n var this$1 = this;\n\n this.stop();\n this.units.forEach(function (unit) { return empty(this$1[unit]); });\n },\n\n events: [\n\n {\n\n name: 'visibilitychange',\n\n el: document,\n\n handler: function() {\n if (document.hidden) {\n this.stop();\n } else {\n this.start();\n }\n }\n\n }\n\n ],\n\n update: {\n\n write: function() {\n var this$1 = this;\n\n\n var timespan = getTimeSpan(this.date);\n\n if (timespan.total <= 0) {\n\n this.stop();\n\n timespan.days\n = timespan.hours\n = timespan.minutes\n = timespan.seconds\n = 0;\n }\n\n this.units.forEach(function (unit) {\n\n var digits = String(Math.floor(timespan[unit]));\n\n digits = digits.length < 2 ? (\"0\" + digits) : digits;\n\n var el = this$1[unit];\n if (el.textContent !== digits) {\n digits = digits.split('');\n\n if (digits.length !== el.children.length) {\n html(el, digits.map(function () { return ''; }).join(''));\n }\n\n digits.forEach(function (digit, i) { return el.children[i].textContent = digit; });\n }\n\n });\n\n }\n\n },\n\n methods: {\n\n start: function() {\n var this$1 = this;\n\n\n this.stop();\n\n if (this.date && this.units.length) {\n this.$emit();\n this.timer = setInterval(function () { return this$1.$emit(); }, 1000);\n }\n\n },\n\n stop: function() {\n\n if (this.timer) {\n clearInterval(this.timer);\n this.timer = null;\n }\n\n }\n\n }\n\n };\n\n function getTimeSpan(date) {\n\n var total = date - Date.now();\n\n return {\n total: total,\n seconds: total / 1000 % 60,\n minutes: total / 1000 / 60 % 60,\n hours: total / 1000 / 60 / 60 % 24,\n days: total / 1000 / 60 / 60 / 24\n };\n }\n\n var targetClass = 'uk-animation-target';\n\n var Animate = {\n\n props: {\n animation: Number\n },\n\n data: {\n animation: 150\n },\n\n computed: {\n\n target: function() {\n return this.$el;\n }\n\n },\n\n methods: {\n\n animate: function(action) {\n var this$1 = this;\n\n\n addStyle();\n\n var children = toNodes(this.target.children);\n var propsFrom = children.map(function (el) { return getProps(el, true); });\n\n var oldHeight = height(this.target);\n var oldScrollY = window.pageYOffset;\n\n action();\n\n Transition.cancel(this.target);\n children.forEach(Transition.cancel);\n\n reset(this.target);\n this.$update(this.target);\n fastdom.flush();\n\n var newHeight = height(this.target);\n\n children = children.concat(toNodes(this.target.children).filter(function (el) { return !includes(children, el); }));\n\n var propsTo = children.map(function (el, i) { return el.parentNode && i in propsFrom\n ? propsFrom[i]\n ? isVisible(el)\n ? getPositionWithMargin(el)\n : {opacity: 0}\n : {opacity: isVisible(el) ? 1 : 0}\n : false; }\n );\n\n propsFrom = propsTo.map(function (props, i) {\n var from = children[i].parentNode === this$1.target\n ? propsFrom[i] || getProps(children[i])\n : false;\n\n if (from) {\n if (!props) {\n delete from.opacity;\n } else if (!('opacity' in props)) {\n var opacity = from.opacity;\n\n if (opacity % 1) {\n props.opacity = 1;\n } else {\n delete from.opacity;\n }\n }\n }\n\n return from;\n });\n\n addClass(this.target, targetClass);\n children.forEach(function (el, i) { return propsFrom[i] && css(el, propsFrom[i]); });\n css(this.target, 'height', oldHeight);\n scrollTop(window, oldScrollY);\n\n return Promise.all(children.map(function (el, i) { return propsFrom[i] && propsTo[i]\n ? Transition.start(el, propsTo[i], this$1.animation, 'ease')\n : Promise.resolve(); }\n ).concat(Transition.start(this.target, {height: newHeight}, this.animation, 'ease'))).then(function () {\n children.forEach(function (el, i) { return css(el, {display: propsTo[i].opacity === 0 ? 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    \r\n
    \r\n {#each events as ev, index}\r\n\r\n
    \r\n \r\n\r\n
    \r\n\r\n
    \r\n {/each}\r\n\r\n
    \r\n \r\n
    \r\n
    \r\n
    \r\n\r\n\r\n\r\n","\n\n\n
    \n\n {#if propDef.type === \"component\"}\n\n
    {propDef.____name}
    \n \n\n {:else if propDef.type === \"array\"}\n\n
    {propDef.____name}
    \n \n\n {:else if propDef.type === \"event\"}\n\n
    {propDef.____name}
    \n \n\n {:else}\n\n
    {propDef.____name}
    \n setProp(propDef.____name, v)}/>\n\n {/if} \n\n
    \n\n","\n\n
    \n\n
    \n {#each propsDefinitions as propDef, index}\n \n \n \n {/each}\n\n {#if inheritedPropsDefinitions.length > 0}\n
    \n
    Inherited
    \n
    \n inheritedExpanded = !inheritedExpanded}/>\n
    \n
    \n {/if}\n\n {#if inheritedExpanded}\n {#each inheritedPropsDefinitions as propDef, index}\n \n \n \n {/each}\n {/if}\n \n\n\n \n\n
    \n\n\n","export { identity as linear } from '../internal';\n\n/*\nAdapted from https://github.com/mattdesl\nDistributed under MIT License https://github.com/mattdesl/eases/blob/master/LICENSE.md\n*/\nfunction backInOut(t) {\n const s = 1.70158 * 1.525;\n if ((t *= 2) < 1)\n return 0.5 * (t * t * ((s + 1) * t - s));\n return 0.5 * ((t -= 2) * t * ((s + 1) * t + s) + 2);\n}\nfunction backIn(t) {\n const s = 1.70158;\n return t * t * ((s + 1) * t - s);\n}\nfunction backOut(t) {\n const s = 1.70158;\n return --t * t * ((s + 1) * t + s) + 1;\n}\nfunction bounceOut(t) {\n const a = 4.0 / 11.0;\n const b = 8.0 / 11.0;\n const c = 9.0 / 10.0;\n const ca = 4356.0 / 361.0;\n const cb = 35442.0 / 1805.0;\n const cc = 16061.0 / 1805.0;\n const t2 = t * t;\n return t < a\n ? 7.5625 * t2\n : t < b\n ? 9.075 * t2 - 9.9 * t + 3.4\n : t < c\n ? ca * t2 - cb * t + cc\n : 10.8 * t * t - 20.52 * t + 10.72;\n}\nfunction bounceInOut(t) {\n return t < 0.5\n ? 0.5 * (1.0 - bounceOut(1.0 - t * 2.0))\n : 0.5 * bounceOut(t * 2.0 - 1.0) + 0.5;\n}\nfunction bounceIn(t) {\n return 1.0 - bounceOut(1.0 - t);\n}\nfunction circInOut(t) {\n if ((t *= 2) < 1)\n return -0.5 * (Math.sqrt(1 - t * t) - 1);\n return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1);\n}\nfunction circIn(t) {\n return 1.0 - Math.sqrt(1.0 - t * t);\n}\nfunction circOut(t) {\n return Math.sqrt(1 - --t * t);\n}\nfunction cubicInOut(t) {\n return t < 0.5 ? 4.0 * t * t * t : 0.5 * Math.pow(2.0 * t - 2.0, 3.0) + 1.0;\n}\nfunction cubicIn(t) {\n return t * t * t;\n}\nfunction cubicOut(t) {\n const f = t - 1.0;\n return f * f * f + 1.0;\n}\nfunction elasticInOut(t) {\n return t < 0.5\n ? 0.5 *\n Math.sin(((+13.0 * Math.PI) / 2) * 2.0 * t) *\n Math.pow(2.0, 10.0 * (2.0 * t - 1.0))\n : 0.5 *\n Math.sin(((-13.0 * Math.PI) / 2) * (2.0 * t - 1.0 + 1.0)) *\n Math.pow(2.0, -10.0 * (2.0 * t - 1.0)) +\n 1.0;\n}\nfunction elasticIn(t) {\n return Math.sin((13.0 * t * Math.PI) / 2) * Math.pow(2.0, 10.0 * (t - 1.0));\n}\nfunction elasticOut(t) {\n return (Math.sin((-13.0 * (t + 1.0) * Math.PI) / 2) * Math.pow(2.0, -10.0 * t) + 1.0);\n}\nfunction expoInOut(t) {\n return t === 0.0 || t === 1.0\n ? t\n : t < 0.5\n ? +0.5 * Math.pow(2.0, 20.0 * t - 10.0)\n : -0.5 * Math.pow(2.0, 10.0 - t * 20.0) + 1.0;\n}\nfunction expoIn(t) {\n return t === 0.0 ? t : Math.pow(2.0, 10.0 * (t - 1.0));\n}\nfunction expoOut(t) {\n return t === 1.0 ? t : 1.0 - Math.pow(2.0, -10.0 * t);\n}\nfunction quadInOut(t) {\n t /= 0.5;\n if (t < 1)\n return 0.5 * t * t;\n t--;\n return -0.5 * (t * (t - 2) - 1);\n}\nfunction quadIn(t) {\n return t * t;\n}\nfunction quadOut(t) {\n return -t * (t - 2.0);\n}\nfunction quartInOut(t) {\n return t < 0.5\n ? +8.0 * Math.pow(t, 4.0)\n : -8.0 * Math.pow(t - 1.0, 4.0) + 1.0;\n}\nfunction quartIn(t) {\n return Math.pow(t, 4.0);\n}\nfunction quartOut(t) {\n return Math.pow(t - 1.0, 3.0) * (1.0 - t) + 1.0;\n}\nfunction quintInOut(t) {\n if ((t *= 2) < 1)\n return 0.5 * t * t * t * t * t;\n return 0.5 * ((t -= 2) * t * t * t * t + 2);\n}\nfunction quintIn(t) {\n return t * t * t * t * t;\n}\nfunction quintOut(t) {\n return --t * t * t * t * t + 1;\n}\nfunction sineInOut(t) {\n return -0.5 * (Math.cos(Math.PI * t) - 1);\n}\nfunction sineIn(t) {\n const v = Math.cos(t * Math.PI * 0.5);\n if (Math.abs(v) < 1e-14)\n return 1;\n else\n return 1 - v;\n}\nfunction sineOut(t) {\n return Math.sin((t * Math.PI) / 2);\n}\n\nexport { backIn, backInOut, backOut, bounceIn, bounceInOut, bounceOut, circIn, circInOut, circOut, cubicIn, cubicInOut, cubicOut, elasticIn, elasticInOut, elasticOut, expoIn, expoInOut, expoOut, quadIn, quadInOut, quadOut, quartIn, quartInOut, quartOut, quintIn, quintInOut, quintOut, sineIn, sineInOut, sineOut };\n","import { cubicInOut, cubicOut } from '../easing';\nimport { is_function, assign } from '../internal';\n\n/*! *****************************************************************************\r\nCopyright (c) Microsoft Corporation. All rights reserved.\r\nLicensed under the Apache License, Version 2.0 (the \"License\"); you may not use\r\nthis file except in compliance with the License. You may obtain a copy of the\r\nLicense at http://www.apache.org/licenses/LICENSE-2.0\r\n\r\nTHIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\r\nKIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED\r\nWARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,\r\nMERCHANTABLITY OR NON-INFRINGEMENT.\r\n\r\nSee the Apache Version 2.0 License for specific language governing permissions\r\nand limitations under the License.\r\n***************************************************************************** */\r\n\r\nfunction __rest(s, e) {\r\n var t = {};\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\r\n t[p] = s[p];\r\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\r\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {\r\n if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))\r\n t[p[i]] = s[p[i]];\r\n }\r\n return t;\r\n}\n\nfunction blur(node, { delay = 0, duration = 400, easing = cubicInOut, amount = 5, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const f = style.filter === 'none' ? '' : style.filter;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (_t, u) => `opacity: ${target_opacity - (od * u)}; filter: ${f} blur(${u * amount}px);`\n };\n}\nfunction fade(node, { delay = 0, duration = 400 }) {\n const o = +getComputedStyle(node).opacity;\n return {\n delay,\n duration,\n css: t => `opacity: ${t * o}`\n };\n}\nfunction fly(node, { delay = 0, duration = 400, easing = cubicOut, x = 0, y = 0, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const transform = style.transform === 'none' ? '' : style.transform;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (t, u) => `\n\t\t\ttransform: ${transform} translate(${(1 - t) * x}px, ${(1 - t) * y}px);\n\t\t\topacity: ${target_opacity - (od * u)}`\n };\n}\nfunction slide(node, { delay = 0, duration = 400, easing = cubicOut }) {\n const style = getComputedStyle(node);\n const opacity = +style.opacity;\n const height = parseFloat(style.height);\n const padding_top = parseFloat(style.paddingTop);\n const padding_bottom = parseFloat(style.paddingBottom);\n const margin_top = parseFloat(style.marginTop);\n const margin_bottom = parseFloat(style.marginBottom);\n const border_top_width = parseFloat(style.borderTopWidth);\n const border_bottom_width = parseFloat(style.borderBottomWidth);\n return {\n delay,\n duration,\n easing,\n css: t => `overflow: hidden;` +\n `opacity: ${Math.min(t * 20, 1) * opacity};` +\n `height: ${t * height}px;` +\n `padding-top: ${t * padding_top}px;` +\n `padding-bottom: ${t * padding_bottom}px;` +\n `margin-top: ${t * margin_top}px;` +\n `margin-bottom: ${t * margin_bottom}px;` +\n `border-top-width: ${t * border_top_width}px;` +\n `border-bottom-width: ${t * border_bottom_width}px;`\n };\n}\nfunction scale(node, { delay = 0, duration = 400, easing = cubicOut, start = 0, opacity = 0 }) {\n const style = getComputedStyle(node);\n const target_opacity = +style.opacity;\n const transform = style.transform === 'none' ? '' : style.transform;\n const sd = 1 - start;\n const od = target_opacity * (1 - opacity);\n return {\n delay,\n duration,\n easing,\n css: (_t, u) => `\n\t\t\ttransform: ${transform} scale(${1 - (sd * u)});\n\t\t\topacity: ${target_opacity - (od * u)}\n\t\t`\n };\n}\nfunction draw(node, { delay = 0, speed, duration, easing = cubicInOut }) {\n const len = node.getTotalLength();\n if (duration === undefined) {\n if (speed === undefined) {\n duration = 800;\n }\n else {\n duration = len / speed;\n }\n }\n else if (typeof duration === 'function') {\n duration = duration(len);\n }\n return {\n delay,\n duration,\n easing,\n css: (t, u) => `stroke-dasharray: ${t * len} ${u * len}`\n };\n}\nfunction crossfade(_a) {\n var { fallback } = _a, defaults = __rest(_a, [\"fallback\"]);\n const to_receive = new Map();\n const to_send = new Map();\n function crossfade(from, node, params) {\n const { delay = 0, duration = d => Math.sqrt(d) * 30, easing = cubicOut } = assign(assign({}, defaults), params);\n const to = node.getBoundingClientRect();\n const dx = from.left - to.left;\n const dy = from.top - to.top;\n const dw = from.width / to.width;\n const dh = from.height / to.height;\n const d = Math.sqrt(dx * dx + dy * dy);\n const style = getComputedStyle(node);\n const transform = style.transform === 'none' ? '' : style.transform;\n const opacity = +style.opacity;\n return {\n delay,\n duration: is_function(duration) ? duration(d) : duration,\n easing,\n css: (t, u) => `\n\t\t\t\topacity: ${t * opacity};\n\t\t\t\ttransform-origin: top left;\n\t\t\t\ttransform: ${transform} translate(${u * dx}px,${u * dy}px) scale(${t + (1 - t) * dw}, ${t + (1 - t) * dh});\n\t\t\t`\n };\n }\n function transition(items, counterparts, intro) {\n return (node, params) => {\n items.set(params.key, {\n rect: node.getBoundingClientRect()\n });\n return () => {\n if (counterparts.has(params.key)) {\n const { rect } = counterparts.get(params.key);\n counterparts.delete(params.key);\n return crossfade(rect, node, params);\n }\n // if the node is disappearing altogether\n // (i.e. wasn't claimed by the other list)\n // then we need to supply an outro\n items.delete(params.key);\n return fallback && fallback(node, params, intro);\n };\n };\n }\n return [\n transition(to_send, to_receive, false),\n transition(to_receive, to_send, true)\n ];\n}\n\nexport { blur, crossfade, draw, fade, fly, scale, slide };\n","\n\n
    \n\n
    \n \n {title}\n
    \n\n {#if editingSubComponentName}\n
    \n \n
    \n {:else}\n \n {/if}\n \n\n \n\n
    \n\n","\n\n
    \n\n
    \n
    {shortName}
    \n
    \n \n \n
    \n
    \n\n {#if editingComponentInstance}\n
    \n \n
    \n {:else}\n
    \n\n
    componentDetailsExpanded = !componentDetailsExpanded}>\n Component Details\n \n
    \n\n {#if componentDetailsExpanded}\n
    \n
    \n name = ev.target.value}\n hasError={!!nameInvalid}/>\n description = ev.target.value}\n text={description}/>\n tagsString = ev.target.value}\n text={tagsString}/>\n
    \n
    \n {/if}\n\n
    \n Properties\n
    \n\n \n \n \n\n
    \n {/if}\n\n
    \n\n\n
    \n
    \n\n
    \n Delete {name} ? \n
    \n\n
    \n Are you sure you want to delete this component ?\n
    \n\n
    \n \n \n \n \n
    \n\n
    \n\n
    \n\n","\n\n
    \n
    \n \n
    \n
    \n\n\n","import { splitName } from \"./splitRootComponentName\";\nimport {\n find, filter, cloneDeep, isPlainObject,\n isArray\n} from \"lodash/fp\";\nimport { isRootComponent } from \"./searchComponents\";\n\nexport const libraryDependencies = (allComponents, lib) => {\n\n const componentDependsOnLibrary = comp => {\n if(isRootComponent(comp)) {\n const {libName} = splitName(component.name);\n return (libName === lib);\n }\n return componentDependsOnLibrary(\n find(c => c.name === comp.inherits)(allComponents)\n );\n }\n\n return filter(c => !isRootComponent(c) \n && componentDependsOnLibrary(c))(\n allComponents\n );\n}\n\nexport const componentDependencies = (pages, allComponents, dependsOn) => {\n\n \n pages = cloneDeep(pages);\n allComponents = cloneDeep(allComponents);\n const dependantComponents = [];\n const dependantPages = [];\n\n const traverseProps = (props) => {\n \n if(props._component && props._component === dependsOn.name) {\n return true;\n } \n\n for(let propName in props) {\n const prop = props[propName];\n if(isPlainObject(prop) && prop._component) {\n if(traverseProps(prop)) return true;\n }\n if(isArray(prop)) {\n for(let element of prop) {\n if(traverseProps(element)) return true;\n }\n }\n }\n\n return false;\n }\n\n\n for(let component of allComponents) {\n \n if(isRootComponent(component)) {\n continue;\n }\n\n if(component.name === dependsOn.name) {\n continue;\n }\n\n if(component.inherits === dependsOn.name) {\n dependantComponents.push(component);\n continue;\n }\n \n if(traverseProps(component.props)) {\n dependantComponents.push(component);\n }\n\n }\n\n for(let pageName in pages) {\n const page = pages[pageName];\n if(page.appBody === dependsOn.name) {\n dependantPages.push(pageName);\n }\n }\n\n return {dependantComponents, dependantPages};\n\n}","\r\n\r\n{#each components as c}\r\n\r\n
    \r\n\r\n
    \r\n 0} \r\n class=\"uk-checkbox\" \r\n checked={isComponentSelected(c)}\r\n on:change={onSelectedChanged(c)}>\r\n \r\n {#if isComponentSelected(c)}\r\n {c.error}\r\n {/if}\r\n
    \r\n\r\n
    \r\n {c.component.description}\r\n
    \r\n\r\n
    \r\n\r\n{/each}\r\n\r\n
    \r\n \r\n
    \r\n\r\n\r\n\r\n\r\n\r\n","\n\n
    \n
    \n\n
    \n

    New Component

    \n
    \n\n
    \n \n
    \n
    \n
    \n\n\n
    \n
    \n\n {#if generator}\n \n
    \n

    Generator - {generator ? generator.name : \"\"}

    \n
    \n\n
    \n \n
    \n\n {/if}\n
    \n
    \n\n\n","\n\n\n
    \n {#if hasComponent}\n \n {/if}\n
    \n\n\n","\n\n
    \n
    \n\n
    \n
    Settings
    \n
    \n \n
    \n
    \n\n
    \n\n
    \n

    Component Libraries\n \n \n \n \n

    \n {#each $store.pages.componentLibraries as lib}\n
    \n {lib}\n removeLibrary(lib)}/>\n
    \n {/each}\n
    \n \n\n
    \n

    Stylesheets\n \n \n \n \n

    \n {#each $store.pages.stylesheets as stylesheet}\n
    \n {stylesheet}\n removeStylesheet(stylesheet)}/>\n
    \n {/each}\n
    \n\n \n
    \n
    \n
    \n\n","\n\n
    \n\n

    {$store.currentPageName}

    \n\n
    \n \n
    The title of your page, displayed in the bowser tab
    \n v.name} />\n\n
    The component that will be loaded into the body of the page
    \n
    \n \n \n\n
    \n\n","\n\n
    \n \n
    \n\n
    \n
    \n
    {@html getIcon(\"sidebar\",\"18\")}
    \n Components\n
    \n \n \n
    \n
    \n
    \n \n
    \n
    \n\n
    \n
    \n
    {@html getIcon(\"grid\",\"18\")}
    \n Pages\n
    \n
    \n \n
    \n
    \n\n
    \n\n
    \n {#if $store.currentFrontEndType === \"component\"}\n \n {:else if $store.currentFrontEndType === \"page\"}\n \n {/if} \n
    \n\n {#if $store.currentFrontEndType === \"component\"}\n
    \n \n
    \n {/if}\n\n
    \n\n\n\n\n\n\n","\n\n
    \n
    store.selectExistingNode(node.nodeId)} style=\"padding-left: {20 + (level * 20)}px\">\n {@html getIcon(icon, 12)} {node.name}\n
    \n {#if node.children}\n {#each node.children as child}\n \n {/each}\n {/if}\n {#if node.indexes}\n {#each node.indexes as index}\n \n {/each}\n {/if}\n
    \n\n\n","\n\n\n
    isDroppedDown = !isDroppedDown}>\n {@html getIcon(iconName)}\n \n
    isDroppedDown = false} style=\"display: {isDroppedDown ? 'block' : 'none'}\">
    \n\n
    \n {#each actions as action}\n
    \n {action.label}\n
    \n {/each}\n
    \n \n
    \n\n\n","\n\n
    \n {label}\n
    \n\n\n","\n\n\n
    \n
    \n
    \n
    \n
    {@html getIcon(\"database\",\"18\")}
    \n
    Database
    \n \n
    \n
    \n\n
    \n {#each $store.hierarchy.children as record}\n \n {/each}\n\n {#each $store.hierarchy.indexes as index}\n \n {/each}\n
    \n
    \n\n \n \n\n
    \n\n\n","\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n{#if hasErrors}\n
    \n {#each errors as error}\n
    {error.field ? `${error.field}: ` : \"\"}{error.error}
    \n {/each}\n
    \n{/if}\n\n","/* flatpickr v4.6.2, @license MIT */\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n typeof define === 'function' && define.amd ? define(factory) :\n (global = global || self, global.flatpickr = factory());\n}(this, function () { 'use strict';\n\n /*! *****************************************************************************\r\n Copyright (c) Microsoft Corporation. All rights reserved.\r\n Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use\r\n this file except in compliance with the License. You may obtain a copy of the\r\n License at http://www.apache.org/licenses/LICENSE-2.0\r\n\r\n THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\r\n KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED\r\n WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,\r\n MERCHANTABLITY OR NON-INFRINGEMENT.\r\n\r\n See the Apache Version 2.0 License for specific language governing permissions\r\n and limitations under the License.\r\n ***************************************************************************** */\r\n\r\n var __assign = function() {\r\n __assign = Object.assign || function __assign(t) {\r\n for (var s, i = 1, n = arguments.length; i < n; i++) {\r\n s = arguments[i];\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];\r\n }\r\n return t;\r\n };\r\n return __assign.apply(this, arguments);\r\n };\n\n var HOOKS = [\n \"onChange\",\n \"onClose\",\n \"onDayCreate\",\n \"onDestroy\",\n \"onKeyDown\",\n \"onMonthChange\",\n \"onOpen\",\n \"onParseConfig\",\n \"onReady\",\n \"onValueUpdate\",\n \"onYearChange\",\n \"onPreCalendarPosition\",\n ];\n var defaults = {\n _disable: [],\n _enable: [],\n allowInput: false,\n altFormat: \"F j, Y\",\n altInput: false,\n altInputClass: \"form-control input\",\n animate: typeof window === \"object\" &&\n window.navigator.userAgent.indexOf(\"MSIE\") === -1,\n ariaDateFormat: \"F j, Y\",\n clickOpens: true,\n closeOnSelect: true,\n conjunction: \", \",\n dateFormat: \"Y-m-d\",\n defaultHour: 12,\n defaultMinute: 0,\n defaultSeconds: 0,\n disable: [],\n disableMobile: false,\n enable: [],\n enableSeconds: false,\n enableTime: false,\n errorHandler: function (err) {\n return typeof console !== \"undefined\" && console.warn(err);\n },\n getWeek: function (givenDate) {\n var date = new Date(givenDate.getTime());\n date.setHours(0, 0, 0, 0);\n // Thursday in current week decides the year.\n date.setDate(date.getDate() + 3 - ((date.getDay() + 6) % 7));\n // January 4 is always in week 1.\n var week1 = new Date(date.getFullYear(), 0, 4);\n // Adjust to Thursday in week 1 and count number of weeks from date to week1.\n return (1 +\n Math.round(((date.getTime() - week1.getTime()) / 86400000 -\n 3 +\n ((week1.getDay() + 6) % 7)) /\n 7));\n },\n hourIncrement: 1,\n ignoredFocusElements: [],\n inline: false,\n locale: \"default\",\n minuteIncrement: 5,\n mode: \"single\",\n monthSelectorType: \"dropdown\",\n nextArrow: \"\",\n noCalendar: false,\n now: new Date(),\n onChange: [],\n onClose: [],\n onDayCreate: [],\n onDestroy: [],\n onKeyDown: [],\n onMonthChange: [],\n onOpen: [],\n onParseConfig: [],\n onReady: [],\n onValueUpdate: [],\n onYearChange: [],\n onPreCalendarPosition: [],\n plugins: [],\n position: \"auto\",\n positionElement: undefined,\n prevArrow: \"\",\n shorthandCurrentMonth: false,\n showMonths: 1,\n static: false,\n time_24hr: false,\n weekNumbers: false,\n wrap: false\n };\n\n var english = {\n weekdays: {\n shorthand: [\"Sun\", \"Mon\", \"Tue\", \"Wed\", \"Thu\", \"Fri\", \"Sat\"],\n longhand: [\n \"Sunday\",\n \"Monday\",\n \"Tuesday\",\n \"Wednesday\",\n \"Thursday\",\n \"Friday\",\n \"Saturday\",\n ]\n },\n months: {\n shorthand: [\n \"Jan\",\n \"Feb\",\n \"Mar\",\n \"Apr\",\n \"May\",\n \"Jun\",\n \"Jul\",\n \"Aug\",\n \"Sep\",\n \"Oct\",\n \"Nov\",\n \"Dec\",\n ],\n longhand: [\n \"January\",\n \"February\",\n \"March\",\n \"April\",\n \"May\",\n \"June\",\n \"July\",\n \"August\",\n \"September\",\n \"October\",\n \"November\",\n \"December\",\n ]\n },\n daysInMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],\n firstDayOfWeek: 0,\n ordinal: function (nth) {\n var s = nth % 100;\n if (s > 3 && s < 21)\n return \"th\";\n switch (s % 10) {\n case 1:\n return \"st\";\n case 2:\n return \"nd\";\n case 3:\n return \"rd\";\n default:\n return \"th\";\n }\n },\n rangeSeparator: \" to \",\n weekAbbreviation: \"Wk\",\n scrollTitle: \"Scroll to increment\",\n toggleTitle: \"Click to toggle\",\n amPM: [\"AM\", \"PM\"],\n yearAriaLabel: \"Year\",\n hourAriaLabel: \"Hour\",\n minuteAriaLabel: \"Minute\",\n time_24hr: false\n };\n\n var pad = function (number) { return (\"0\" + number).slice(-2); };\n var int = function (bool) { return (bool === true ? 1 : 0); };\n /* istanbul ignore next */\n function debounce(func, wait, immediate) {\n if (immediate === void 0) { immediate = false; }\n var timeout;\n return function () {\n var context = this, args = arguments;\n timeout !== null && clearTimeout(timeout);\n timeout = window.setTimeout(function () {\n timeout = null;\n if (!immediate)\n func.apply(context, args);\n }, wait);\n if (immediate && !timeout)\n func.apply(context, args);\n };\n }\n var arrayify = function (obj) {\n return obj instanceof Array ? obj : [obj];\n };\n\n function toggleClass(elem, className, bool) {\n if (bool === true)\n return elem.classList.add(className);\n elem.classList.remove(className);\n }\n function createElement(tag, className, content) {\n var e = window.document.createElement(tag);\n className = className || \"\";\n content = content || \"\";\n e.className = className;\n if (content !== undefined)\n e.textContent = content;\n return e;\n }\n function clearNode(node) {\n while (node.firstChild)\n node.removeChild(node.firstChild);\n }\n function findParent(node, condition) {\n if (condition(node))\n return node;\n else if (node.parentNode)\n return findParent(node.parentNode, condition);\n return undefined; // nothing found\n }\n function createNumberInput(inputClassName, opts) {\n var wrapper = createElement(\"div\", \"numInputWrapper\"), numInput = createElement(\"input\", \"numInput \" + inputClassName), arrowUp = createElement(\"span\", \"arrowUp\"), arrowDown = createElement(\"span\", \"arrowDown\");\n if (navigator.userAgent.indexOf(\"MSIE 9.0\") === -1) {\n numInput.type = \"number\";\n }\n else {\n numInput.type = \"text\";\n numInput.pattern = \"\\\\d*\";\n }\n if (opts !== undefined)\n for (var key in opts)\n numInput.setAttribute(key, opts[key]);\n wrapper.appendChild(numInput);\n wrapper.appendChild(arrowUp);\n wrapper.appendChild(arrowDown);\n return wrapper;\n }\n function getEventTarget(event) {\n if (typeof event.composedPath === \"function\") {\n var path = event.composedPath();\n return path[0];\n }\n return event.target;\n }\n\n var doNothing = function () { return undefined; };\n var monthToStr = function (monthNumber, shorthand, locale) { return locale.months[shorthand ? \"shorthand\" : \"longhand\"][monthNumber]; };\n var revFormat = {\n D: doNothing,\n F: function (dateObj, monthName, locale) {\n dateObj.setMonth(locale.months.longhand.indexOf(monthName));\n },\n G: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n H: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n J: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n K: function (dateObj, amPM, locale) {\n dateObj.setHours((dateObj.getHours() % 12) +\n 12 * int(new RegExp(locale.amPM[1], \"i\").test(amPM)));\n },\n M: function (dateObj, shortMonth, locale) {\n dateObj.setMonth(locale.months.shorthand.indexOf(shortMonth));\n },\n S: function (dateObj, seconds) {\n dateObj.setSeconds(parseFloat(seconds));\n },\n U: function (_, unixSeconds) { return new Date(parseFloat(unixSeconds) * 1000); },\n W: function (dateObj, weekNum, locale) {\n var weekNumber = parseInt(weekNum);\n var date = new Date(dateObj.getFullYear(), 0, 2 + (weekNumber - 1) * 7, 0, 0, 0, 0);\n date.setDate(date.getDate() - date.getDay() + locale.firstDayOfWeek);\n return date;\n },\n Y: function (dateObj, year) {\n dateObj.setFullYear(parseFloat(year));\n },\n Z: function (_, ISODate) { return new Date(ISODate); },\n d: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n h: function (dateObj, hour) {\n dateObj.setHours(parseFloat(hour));\n },\n i: function (dateObj, minutes) {\n dateObj.setMinutes(parseFloat(minutes));\n },\n j: function (dateObj, day) {\n dateObj.setDate(parseFloat(day));\n },\n l: doNothing,\n m: function (dateObj, month) {\n dateObj.setMonth(parseFloat(month) - 1);\n },\n n: function (dateObj, month) {\n dateObj.setMonth(parseFloat(month) - 1);\n },\n s: function (dateObj, seconds) {\n dateObj.setSeconds(parseFloat(seconds));\n },\n u: function (_, unixMillSeconds) {\n return new Date(parseFloat(unixMillSeconds));\n },\n w: doNothing,\n y: function (dateObj, year) {\n dateObj.setFullYear(2000 + parseFloat(year));\n }\n };\n var tokenRegex = {\n D: \"(\\\\w+)\",\n F: \"(\\\\w+)\",\n G: \"(\\\\d\\\\d|\\\\d)\",\n H: \"(\\\\d\\\\d|\\\\d)\",\n J: \"(\\\\d\\\\d|\\\\d)\\\\w+\",\n K: \"\",\n M: \"(\\\\w+)\",\n S: \"(\\\\d\\\\d|\\\\d)\",\n U: \"(.+)\",\n W: \"(\\\\d\\\\d|\\\\d)\",\n Y: \"(\\\\d{4})\",\n Z: \"(.+)\",\n d: \"(\\\\d\\\\d|\\\\d)\",\n h: \"(\\\\d\\\\d|\\\\d)\",\n i: \"(\\\\d\\\\d|\\\\d)\",\n j: \"(\\\\d\\\\d|\\\\d)\",\n l: \"(\\\\w+)\",\n m: \"(\\\\d\\\\d|\\\\d)\",\n n: \"(\\\\d\\\\d|\\\\d)\",\n s: \"(\\\\d\\\\d|\\\\d)\",\n u: \"(.+)\",\n w: \"(\\\\d\\\\d|\\\\d)\",\n y: \"(\\\\d{2})\"\n };\n var formats = {\n // get the date in UTC\n Z: function (date) { return date.toISOString(); },\n // weekday name, short, e.g. Thu\n D: function (date, locale, options) {\n return locale.weekdays.shorthand[formats.w(date, locale, options)];\n },\n // full month name e.g. January\n F: function (date, locale, options) {\n return monthToStr(formats.n(date, locale, options) - 1, false, locale);\n },\n // padded hour 1-12\n G: function (date, locale, options) {\n return pad(formats.h(date, locale, options));\n },\n // hours with leading zero e.g. 03\n H: function (date) { return pad(date.getHours()); },\n // day (1-30) with ordinal suffix e.g. 1st, 2nd\n J: function (date, locale) {\n return locale.ordinal !== undefined\n ? date.getDate() + locale.ordinal(date.getDate())\n : date.getDate();\n },\n // AM/PM\n K: function (date, locale) { return locale.amPM[int(date.getHours() > 11)]; },\n // shorthand month e.g. Jan, Sep, Oct, etc\n M: function (date, locale) {\n return monthToStr(date.getMonth(), true, locale);\n },\n // seconds 00-59\n S: function (date) { return pad(date.getSeconds()); },\n // unix timestamp\n U: function (date) { return date.getTime() / 1000; },\n W: function (date, _, options) {\n return options.getWeek(date);\n },\n // full year e.g. 2016\n Y: function (date) { return date.getFullYear(); },\n // day in month, padded (01-30)\n d: function (date) { return pad(date.getDate()); },\n // hour from 1-12 (am/pm)\n h: function (date) { return (date.getHours() % 12 ? date.getHours() % 12 : 12); },\n // minutes, padded with leading zero e.g. 09\n i: function (date) { return pad(date.getMinutes()); },\n // day in month (1-30)\n j: function (date) { return date.getDate(); },\n // weekday name, full, e.g. Thursday\n l: function (date, locale) {\n return locale.weekdays.longhand[date.getDay()];\n },\n // padded month number (01-12)\n m: function (date) { return pad(date.getMonth() + 1); },\n // the month number (1-12)\n n: function (date) { return date.getMonth() + 1; },\n // seconds 0-59\n s: function (date) { return date.getSeconds(); },\n // Unix Milliseconds\n u: function (date) { return date.getTime(); },\n // number of the day of the week\n w: function (date) { return date.getDay(); },\n // last two digits of year e.g. 16 for 2016\n y: function (date) { return String(date.getFullYear()).substring(2); }\n };\n\n var createDateFormatter = function (_a) {\n var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;\n return function (dateObj, frmt, overrideLocale) {\n var locale = overrideLocale || l10n;\n if (config.formatDate !== undefined) {\n return config.formatDate(dateObj, frmt, locale);\n }\n return frmt\n .split(\"\")\n .map(function (c, i, arr) {\n return formats[c] && arr[i - 1] !== \"\\\\\"\n ? formats[c](dateObj, locale, config)\n : c !== \"\\\\\"\n ? c\n : \"\";\n })\n .join(\"\");\n };\n };\n var createDateParser = function (_a) {\n var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;\n return function (date, givenFormat, timeless, customLocale) {\n if (date !== 0 && !date)\n return undefined;\n var locale = customLocale || l10n;\n var parsedDate;\n var dateOrig = date;\n if (date instanceof Date)\n parsedDate = new Date(date.getTime());\n else if (typeof date !== \"string\" &&\n date.toFixed !== undefined // timestamp\n )\n // create a copy\n parsedDate = new Date(date);\n else if (typeof date === \"string\") {\n // date string\n var format = givenFormat || (config || defaults).dateFormat;\n var datestr = String(date).trim();\n if (datestr === \"today\") {\n parsedDate = new Date();\n timeless = true;\n }\n else if (/Z$/.test(datestr) ||\n /GMT$/.test(datestr) // datestrings w/ timezone\n )\n parsedDate = new Date(date);\n else if (config && config.parseDate)\n parsedDate = config.parseDate(date, format);\n else {\n parsedDate =\n !config || !config.noCalendar\n ? new Date(new Date().getFullYear(), 0, 1, 0, 0, 0, 0)\n : new Date(new Date().setHours(0, 0, 0, 0));\n var matched = void 0, ops = [];\n for (var i = 0, matchIndex = 0, regexStr = \"\"; i < format.length; i++) {\n var token_1 = format[i];\n var isBackSlash = token_1 === \"\\\\\";\n var escaped = format[i - 1] === \"\\\\\" || isBackSlash;\n if (tokenRegex[token_1] && !escaped) {\n regexStr += tokenRegex[token_1];\n var match = new RegExp(regexStr).exec(date);\n if (match && (matched = true)) {\n ops[token_1 !== \"Y\" ? \"push\" : \"unshift\"]({\n fn: revFormat[token_1],\n val: match[++matchIndex]\n });\n }\n }\n else if (!isBackSlash)\n regexStr += \".\"; // don't really care\n ops.forEach(function (_a) {\n var fn = _a.fn, val = _a.val;\n return (parsedDate = fn(parsedDate, val, locale) || parsedDate);\n });\n }\n parsedDate = matched ? parsedDate : undefined;\n }\n }\n /* istanbul ignore next */\n if (!(parsedDate instanceof Date && !isNaN(parsedDate.getTime()))) {\n config.errorHandler(new Error(\"Invalid date provided: \" + dateOrig));\n return undefined;\n }\n if (timeless === true)\n parsedDate.setHours(0, 0, 0, 0);\n return parsedDate;\n };\n };\n /**\n * Compute the difference in dates, measured in ms\n */\n function compareDates(date1, date2, timeless) {\n if (timeless === void 0) { timeless = true; }\n if (timeless !== false) {\n return (new Date(date1.getTime()).setHours(0, 0, 0, 0) -\n new Date(date2.getTime()).setHours(0, 0, 0, 0));\n }\n return date1.getTime() - date2.getTime();\n }\n var isBetween = function (ts, ts1, ts2) {\n return ts > Math.min(ts1, ts2) && ts < Math.max(ts1, ts2);\n };\n var duration = {\n DAY: 86400000\n };\n\n if (typeof Object.assign !== \"function\") {\n Object.assign = function (target) {\n var args = [];\n for (var _i = 1; _i < arguments.length; _i++) {\n args[_i - 1] = arguments[_i];\n }\n if (!target) {\n throw TypeError(\"Cannot convert undefined or null to object\");\n }\n var _loop_1 = function (source) {\n if (source) {\n Object.keys(source).forEach(function (key) { return (target[key] = source[key]); });\n }\n };\n for (var _a = 0, args_1 = args; _a < args_1.length; _a++) {\n var source = args_1[_a];\n _loop_1(source);\n }\n return target;\n };\n }\n\n var DEBOUNCED_CHANGE_MS = 300;\n function FlatpickrInstance(element, instanceConfig) {\n var self = {\n config: __assign({}, defaults, flatpickr.defaultConfig),\n l10n: english\n };\n self.parseDate = createDateParser({ config: self.config, l10n: self.l10n });\n self._handlers = [];\n self.pluginElements = [];\n self.loadedPlugins = [];\n self._bind = bind;\n self._setHoursFromDate = setHoursFromDate;\n self._positionCalendar = positionCalendar;\n self.changeMonth = changeMonth;\n self.changeYear = changeYear;\n self.clear = clear;\n self.close = close;\n self._createElement = createElement;\n self.destroy = destroy;\n self.isEnabled = isEnabled;\n self.jumpToDate = jumpToDate;\n self.open = open;\n self.redraw = redraw;\n self.set = set;\n self.setDate = setDate;\n self.toggle = toggle;\n function setupHelperFunctions() {\n self.utils = {\n getDaysInMonth: function (month, yr) {\n if (month === void 0) { month = self.currentMonth; }\n if (yr === void 0) { yr = self.currentYear; }\n if (month === 1 && ((yr % 4 === 0 && yr % 100 !== 0) || yr % 400 === 0))\n return 29;\n return self.l10n.daysInMonth[month];\n }\n };\n }\n function init() {\n self.element = self.input = element;\n self.isOpen = false;\n parseConfig();\n setupLocale();\n setupInputs();\n setupDates();\n setupHelperFunctions();\n if (!self.isMobile)\n build();\n bindEvents();\n if (self.selectedDates.length || self.config.noCalendar) {\n if (self.config.enableTime) {\n setHoursFromDate(self.config.noCalendar\n ? self.latestSelectedDateObj || self.config.minDate\n : undefined);\n }\n updateValue(false);\n }\n setCalendarWidth();\n self.showTimeInput =\n self.selectedDates.length > 0 || self.config.noCalendar;\n var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);\n /* TODO: investigate this further\n \n Currently, there is weird positioning behavior in safari causing pages\n to scroll up. https://github.com/chmln/flatpickr/issues/563\n \n However, most browsers are not Safari and positioning is expensive when used\n in scale. https://github.com/chmln/flatpickr/issues/1096\n */\n if (!self.isMobile && isSafari) {\n positionCalendar();\n }\n triggerEvent(\"onReady\");\n }\n function bindToInstance(fn) {\n return fn.bind(self);\n }\n function setCalendarWidth() {\n var config = self.config;\n if (config.weekNumbers === false && config.showMonths === 1)\n return;\n else if (config.noCalendar !== true) {\n window.requestAnimationFrame(function () {\n if (self.calendarContainer !== undefined) {\n self.calendarContainer.style.visibility = \"hidden\";\n self.calendarContainer.style.display = \"block\";\n }\n if (self.daysContainer !== undefined) {\n var daysWidth = (self.days.offsetWidth + 1) * config.showMonths;\n self.daysContainer.style.width = daysWidth + \"px\";\n self.calendarContainer.style.width =\n daysWidth +\n (self.weekWrapper !== undefined\n ? self.weekWrapper.offsetWidth\n : 0) +\n \"px\";\n self.calendarContainer.style.removeProperty(\"visibility\");\n self.calendarContainer.style.removeProperty(\"display\");\n }\n });\n }\n }\n /**\n * The handler for all events targeting the time inputs\n */\n function updateTime(e) {\n if (self.selectedDates.length === 0) {\n setDefaultTime();\n }\n if (e !== undefined && e.type !== \"blur\") {\n timeWrapper(e);\n }\n var prevValue = self._input.value;\n setHoursFromInputs();\n updateValue();\n if (self._input.value !== prevValue) {\n self._debouncedChange();\n }\n }\n function ampm2military(hour, amPM) {\n return (hour % 12) + 12 * int(amPM === self.l10n.amPM[1]);\n }\n function military2ampm(hour) {\n switch (hour % 24) {\n case 0:\n case 12:\n return 12;\n default:\n return hour % 12;\n }\n }\n /**\n * Syncs the selected date object time with user's time input\n */\n function setHoursFromInputs() {\n if (self.hourElement === undefined || self.minuteElement === undefined)\n return;\n var hours = (parseInt(self.hourElement.value.slice(-2), 10) || 0) % 24, minutes = (parseInt(self.minuteElement.value, 10) || 0) % 60, seconds = self.secondElement !== undefined\n ? (parseInt(self.secondElement.value, 10) || 0) % 60\n : 0;\n if (self.amPM !== undefined) {\n hours = ampm2military(hours, self.amPM.textContent);\n }\n var limitMinHours = self.config.minTime !== undefined ||\n (self.config.minDate &&\n self.minDateHasTime &&\n self.latestSelectedDateObj &&\n compareDates(self.latestSelectedDateObj, self.config.minDate, true) ===\n 0);\n var limitMaxHours = self.config.maxTime !== undefined ||\n (self.config.maxDate &&\n self.maxDateHasTime &&\n self.latestSelectedDateObj &&\n compareDates(self.latestSelectedDateObj, self.config.maxDate, true) ===\n 0);\n if (limitMaxHours) {\n var maxTime = self.config.maxTime !== undefined\n ? self.config.maxTime\n : self.config.maxDate;\n hours = Math.min(hours, maxTime.getHours());\n if (hours === maxTime.getHours())\n minutes = Math.min(minutes, maxTime.getMinutes());\n if (minutes === maxTime.getMinutes())\n seconds = Math.min(seconds, maxTime.getSeconds());\n }\n if (limitMinHours) {\n var minTime = self.config.minTime !== undefined\n ? self.config.minTime\n : self.config.minDate;\n hours = Math.max(hours, minTime.getHours());\n if (hours === minTime.getHours())\n minutes = Math.max(minutes, minTime.getMinutes());\n if (minutes === minTime.getMinutes())\n seconds = Math.max(seconds, minTime.getSeconds());\n }\n setHours(hours, minutes, seconds);\n }\n /**\n * Syncs time input values with a date\n */\n function setHoursFromDate(dateObj) {\n var date = dateObj || self.latestSelectedDateObj;\n if (date)\n setHours(date.getHours(), date.getMinutes(), date.getSeconds());\n }\n function setDefaultHours() {\n var hours = self.config.defaultHour;\n var minutes = self.config.defaultMinute;\n var seconds = self.config.defaultSeconds;\n if (self.config.minDate !== undefined) {\n var minHr = self.config.minDate.getHours();\n var minMinutes = self.config.minDate.getMinutes();\n hours = Math.max(hours, minHr);\n if (hours === minHr)\n minutes = Math.max(minMinutes, minutes);\n if (hours === minHr && minutes === minMinutes)\n seconds = self.config.minDate.getSeconds();\n }\n if (self.config.maxDate !== undefined) {\n var maxHr = self.config.maxDate.getHours();\n var maxMinutes = self.config.maxDate.getMinutes();\n hours = Math.min(hours, maxHr);\n if (hours === maxHr)\n minutes = Math.min(maxMinutes, minutes);\n if (hours === maxHr && minutes === maxMinutes)\n seconds = self.config.maxDate.getSeconds();\n }\n setHours(hours, minutes, seconds);\n }\n /**\n * Sets the hours, minutes, and optionally seconds\n * of the latest selected date object and the\n * corresponding time inputs\n * @param {Number} hours the hour. whether its military\n * or am-pm gets inferred from config\n * @param {Number} minutes the minutes\n * @param {Number} seconds the seconds (optional)\n */\n function setHours(hours, minutes, seconds) {\n if (self.latestSelectedDateObj !== undefined) {\n self.latestSelectedDateObj.setHours(hours % 24, minutes, seconds || 0, 0);\n }\n if (!self.hourElement || !self.minuteElement || self.isMobile)\n return;\n self.hourElement.value = pad(!self.config.time_24hr\n ? ((12 + hours) % 12) + 12 * int(hours % 12 === 0)\n : hours);\n self.minuteElement.value = pad(minutes);\n if (self.amPM !== undefined)\n self.amPM.textContent = self.l10n.amPM[int(hours >= 12)];\n if (self.secondElement !== undefined)\n self.secondElement.value = pad(seconds);\n }\n /**\n * Handles the year input and incrementing events\n * @param {Event} event the keyup or increment event\n */\n function onYearInput(event) {\n var year = parseInt(event.target.value) + (event.delta || 0);\n if (year / 1000 > 1 ||\n (event.key === \"Enter\" && !/[^\\d]/.test(year.toString()))) {\n changeYear(year);\n }\n }\n /**\n * Essentially addEventListener + tracking\n * @param {Element} element the element to addEventListener to\n * @param {String} event the event name\n * @param {Function} handler the event handler\n */\n function bind(element, event, handler, options) {\n if (event instanceof Array)\n return event.forEach(function (ev) { return bind(element, ev, handler, options); });\n if (element instanceof Array)\n return element.forEach(function (el) { return bind(el, event, handler, options); });\n element.addEventListener(event, handler, options);\n self._handlers.push({\n element: element,\n event: event,\n handler: handler,\n options: options\n });\n }\n /**\n * A mousedown handler which mimics click.\n * Minimizes latency, since we don't need to wait for mouseup in most cases.\n * Also, avoids handling right clicks.\n *\n * @param {Function} handler the event handler\n */\n function onClick(handler) {\n return function (evt) {\n evt.which === 1 && handler(evt);\n };\n }\n function triggerChange() {\n triggerEvent(\"onChange\");\n }\n /**\n * Adds all the necessary event listeners\n */\n function bindEvents() {\n if (self.config.wrap) {\n [\"open\", \"close\", \"toggle\", \"clear\"].forEach(function (evt) {\n Array.prototype.forEach.call(self.element.querySelectorAll(\"[data-\" + evt + \"]\"), function (el) {\n return bind(el, \"click\", self[evt]);\n });\n });\n }\n if (self.isMobile) {\n setupMobile();\n return;\n }\n var debouncedResize = debounce(onResize, 50);\n self._debouncedChange = debounce(triggerChange, DEBOUNCED_CHANGE_MS);\n if (self.daysContainer && !/iPhone|iPad|iPod/i.test(navigator.userAgent))\n bind(self.daysContainer, \"mouseover\", function (e) {\n if (self.config.mode === \"range\")\n onMouseOver(e.target);\n });\n bind(window.document.body, \"keydown\", onKeyDown);\n if (!self.config.inline && !self.config.static)\n bind(window, \"resize\", debouncedResize);\n if (window.ontouchstart !== undefined)\n bind(window.document, \"touchstart\", documentClick);\n else\n bind(window.document, \"mousedown\", onClick(documentClick));\n bind(window.document, \"focus\", documentClick, { capture: true });\n if (self.config.clickOpens === true) {\n bind(self._input, \"focus\", self.open);\n bind(self._input, \"mousedown\", onClick(self.open));\n }\n if (self.daysContainer !== undefined) {\n bind(self.monthNav, \"mousedown\", onClick(onMonthNavClick));\n bind(self.monthNav, [\"keyup\", \"increment\"], onYearInput);\n bind(self.daysContainer, \"mousedown\", onClick(selectDate));\n }\n if (self.timeContainer !== undefined &&\n self.minuteElement !== undefined &&\n self.hourElement !== undefined) {\n var selText = function (e) {\n return e.target.select();\n };\n bind(self.timeContainer, [\"increment\"], updateTime);\n bind(self.timeContainer, \"blur\", updateTime, { capture: true });\n bind(self.timeContainer, \"mousedown\", onClick(timeIncrement));\n bind([self.hourElement, self.minuteElement], [\"focus\", \"click\"], selText);\n if (self.secondElement !== undefined)\n bind(self.secondElement, \"focus\", function () { return self.secondElement && self.secondElement.select(); });\n if (self.amPM !== undefined) {\n bind(self.amPM, \"mousedown\", onClick(function (e) {\n updateTime(e);\n triggerChange();\n }));\n }\n }\n }\n /**\n * Set the calendar view to a particular date.\n * @param {Date} jumpDate the date to set the view to\n * @param {boolean} triggerChange if change events should be triggered\n */\n function jumpToDate(jumpDate, triggerChange) {\n var jumpTo = jumpDate !== undefined\n ? self.parseDate(jumpDate)\n : self.latestSelectedDateObj ||\n (self.config.minDate && self.config.minDate > self.now\n ? self.config.minDate\n : self.config.maxDate && self.config.maxDate < self.now\n ? self.config.maxDate\n : self.now);\n var oldYear = self.currentYear;\n var oldMonth = self.currentMonth;\n try {\n if (jumpTo !== undefined) {\n self.currentYear = jumpTo.getFullYear();\n self.currentMonth = jumpTo.getMonth();\n }\n }\n catch (e) {\n /* istanbul ignore next */\n e.message = \"Invalid date supplied: \" + jumpTo;\n self.config.errorHandler(e);\n }\n if (triggerChange && self.currentYear !== oldYear) {\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n if (triggerChange &&\n (self.currentYear !== oldYear || self.currentMonth !== oldMonth)) {\n triggerEvent(\"onMonthChange\");\n }\n self.redraw();\n }\n /**\n * The up/down arrow handler for time inputs\n * @param {Event} e the click event\n */\n function timeIncrement(e) {\n if (~e.target.className.indexOf(\"arrow\"))\n incrementNumInput(e, e.target.classList.contains(\"arrowUp\") ? 1 : -1);\n }\n /**\n * Increments/decrements the value of input associ-\n * ated with the up/down arrow by dispatching an\n * \"increment\" event on the input.\n *\n * @param {Event} e the click event\n * @param {Number} delta the diff (usually 1 or -1)\n * @param {Element} inputElem the input element\n */\n function incrementNumInput(e, delta, inputElem) {\n var target = e && e.target;\n var input = inputElem ||\n (target && target.parentNode && target.parentNode.firstChild);\n var event = createEvent(\"increment\");\n event.delta = delta;\n input && input.dispatchEvent(event);\n }\n function build() {\n var fragment = window.document.createDocumentFragment();\n self.calendarContainer = createElement(\"div\", \"flatpickr-calendar\");\n self.calendarContainer.tabIndex = -1;\n if (!self.config.noCalendar) {\n fragment.appendChild(buildMonthNav());\n self.innerContainer = createElement(\"div\", \"flatpickr-innerContainer\");\n if (self.config.weekNumbers) {\n var _a = buildWeeks(), weekWrapper = _a.weekWrapper, weekNumbers = _a.weekNumbers;\n self.innerContainer.appendChild(weekWrapper);\n self.weekNumbers = weekNumbers;\n self.weekWrapper = weekWrapper;\n }\n self.rContainer = createElement(\"div\", \"flatpickr-rContainer\");\n self.rContainer.appendChild(buildWeekdays());\n if (!self.daysContainer) {\n self.daysContainer = createElement(\"div\", \"flatpickr-days\");\n self.daysContainer.tabIndex = -1;\n }\n buildDays();\n self.rContainer.appendChild(self.daysContainer);\n self.innerContainer.appendChild(self.rContainer);\n fragment.appendChild(self.innerContainer);\n }\n if (self.config.enableTime) {\n fragment.appendChild(buildTime());\n }\n toggleClass(self.calendarContainer, \"rangeMode\", self.config.mode === \"range\");\n toggleClass(self.calendarContainer, \"animate\", self.config.animate === true);\n toggleClass(self.calendarContainer, \"multiMonth\", self.config.showMonths > 1);\n self.calendarContainer.appendChild(fragment);\n var customAppend = self.config.appendTo !== undefined &&\n self.config.appendTo.nodeType !== undefined;\n if (self.config.inline || self.config.static) {\n self.calendarContainer.classList.add(self.config.inline ? \"inline\" : \"static\");\n if (self.config.inline) {\n if (!customAppend && self.element.parentNode)\n self.element.parentNode.insertBefore(self.calendarContainer, self._input.nextSibling);\n else if (self.config.appendTo !== undefined)\n self.config.appendTo.appendChild(self.calendarContainer);\n }\n if (self.config.static) {\n var wrapper = createElement(\"div\", \"flatpickr-wrapper\");\n if (self.element.parentNode)\n self.element.parentNode.insertBefore(wrapper, self.element);\n wrapper.appendChild(self.element);\n if (self.altInput)\n wrapper.appendChild(self.altInput);\n wrapper.appendChild(self.calendarContainer);\n }\n }\n if (!self.config.static && !self.config.inline)\n (self.config.appendTo !== undefined\n ? self.config.appendTo\n : window.document.body).appendChild(self.calendarContainer);\n }\n function createDay(className, date, dayNumber, i) {\n var dateIsEnabled = isEnabled(date, true), dayElement = createElement(\"span\", \"flatpickr-day \" + className, date.getDate().toString());\n dayElement.dateObj = date;\n dayElement.$i = i;\n dayElement.setAttribute(\"aria-label\", self.formatDate(date, self.config.ariaDateFormat));\n if (className.indexOf(\"hidden\") === -1 &&\n compareDates(date, self.now) === 0) {\n self.todayDateElem = dayElement;\n dayElement.classList.add(\"today\");\n dayElement.setAttribute(\"aria-current\", \"date\");\n }\n if (dateIsEnabled) {\n dayElement.tabIndex = -1;\n if (isDateSelected(date)) {\n dayElement.classList.add(\"selected\");\n self.selectedDateElem = dayElement;\n if (self.config.mode === \"range\") {\n toggleClass(dayElement, \"startRange\", self.selectedDates[0] &&\n compareDates(date, self.selectedDates[0], true) === 0);\n toggleClass(dayElement, \"endRange\", self.selectedDates[1] &&\n compareDates(date, self.selectedDates[1], true) === 0);\n if (className === \"nextMonthDay\")\n dayElement.classList.add(\"inRange\");\n }\n }\n }\n else {\n dayElement.classList.add(\"flatpickr-disabled\");\n }\n if (self.config.mode === \"range\") {\n if (isDateInRange(date) && !isDateSelected(date))\n dayElement.classList.add(\"inRange\");\n }\n if (self.weekNumbers &&\n self.config.showMonths === 1 &&\n className !== \"prevMonthDay\" &&\n dayNumber % 7 === 1) {\n self.weekNumbers.insertAdjacentHTML(\"beforeend\", \"\" + self.config.getWeek(date) + \"\");\n }\n triggerEvent(\"onDayCreate\", dayElement);\n return dayElement;\n }\n function focusOnDayElem(targetNode) {\n targetNode.focus();\n if (self.config.mode === \"range\")\n onMouseOver(targetNode);\n }\n function getFirstAvailableDay(delta) {\n var startMonth = delta > 0 ? 0 : self.config.showMonths - 1;\n var endMonth = delta > 0 ? self.config.showMonths : -1;\n for (var m = startMonth; m != endMonth; m += delta) {\n var month = self.daysContainer.children[m];\n var startIndex = delta > 0 ? 0 : month.children.length - 1;\n var endIndex = delta > 0 ? month.children.length : -1;\n for (var i = startIndex; i != endIndex; i += delta) {\n var c = month.children[i];\n if (c.className.indexOf(\"hidden\") === -1 && isEnabled(c.dateObj))\n return c;\n }\n }\n return undefined;\n }\n function getNextAvailableDay(current, delta) {\n var givenMonth = current.className.indexOf(\"Month\") === -1\n ? current.dateObj.getMonth()\n : self.currentMonth;\n var endMonth = delta > 0 ? self.config.showMonths : -1;\n var loopDelta = delta > 0 ? 1 : -1;\n for (var m = givenMonth - self.currentMonth; m != endMonth; m += loopDelta) {\n var month = self.daysContainer.children[m];\n var startIndex = givenMonth - self.currentMonth === m\n ? current.$i + delta\n : delta < 0\n ? month.children.length - 1\n : 0;\n var numMonthDays = month.children.length;\n for (var i = startIndex; i >= 0 && i < numMonthDays && i != (delta > 0 ? numMonthDays : -1); i += loopDelta) {\n var c = month.children[i];\n if (c.className.indexOf(\"hidden\") === -1 &&\n isEnabled(c.dateObj) &&\n Math.abs(current.$i - i) >= Math.abs(delta))\n return focusOnDayElem(c);\n }\n }\n self.changeMonth(loopDelta);\n focusOnDay(getFirstAvailableDay(loopDelta), 0);\n return undefined;\n }\n function focusOnDay(current, offset) {\n var dayFocused = isInView(document.activeElement || document.body);\n var startElem = current !== undefined\n ? current\n : dayFocused\n ? document.activeElement\n : self.selectedDateElem !== undefined && isInView(self.selectedDateElem)\n ? self.selectedDateElem\n : self.todayDateElem !== undefined && isInView(self.todayDateElem)\n ? self.todayDateElem\n : getFirstAvailableDay(offset > 0 ? 1 : -1);\n if (startElem === undefined)\n return self._input.focus();\n if (!dayFocused)\n return focusOnDayElem(startElem);\n getNextAvailableDay(startElem, offset);\n }\n function buildMonthDays(year, month) {\n var firstOfMonth = (new Date(year, month, 1).getDay() - self.l10n.firstDayOfWeek + 7) % 7;\n var prevMonthDays = self.utils.getDaysInMonth((month - 1 + 12) % 12);\n var daysInMonth = self.utils.getDaysInMonth(month), days = window.document.createDocumentFragment(), isMultiMonth = self.config.showMonths > 1, prevMonthDayClass = isMultiMonth ? \"prevMonthDay hidden\" : \"prevMonthDay\", nextMonthDayClass = isMultiMonth ? \"nextMonthDay hidden\" : \"nextMonthDay\";\n var dayNumber = prevMonthDays + 1 - firstOfMonth, dayIndex = 0;\n // prepend days from the ending of previous month\n for (; dayNumber <= prevMonthDays; dayNumber++, dayIndex++) {\n days.appendChild(createDay(prevMonthDayClass, new Date(year, month - 1, dayNumber), dayNumber, dayIndex));\n }\n // Start at 1 since there is no 0th day\n for (dayNumber = 1; dayNumber <= daysInMonth; dayNumber++, dayIndex++) {\n days.appendChild(createDay(\"\", new Date(year, month, dayNumber), dayNumber, dayIndex));\n }\n // append days from the next month\n for (var dayNum = daysInMonth + 1; dayNum <= 42 - firstOfMonth &&\n (self.config.showMonths === 1 || dayIndex % 7 !== 0); dayNum++, dayIndex++) {\n days.appendChild(createDay(nextMonthDayClass, new Date(year, month + 1, dayNum % daysInMonth), dayNum, dayIndex));\n }\n //updateNavigationCurrentMonth();\n var dayContainer = createElement(\"div\", \"dayContainer\");\n dayContainer.appendChild(days);\n return dayContainer;\n }\n function buildDays() {\n if (self.daysContainer === undefined) {\n return;\n }\n clearNode(self.daysContainer);\n // TODO: week numbers for each month\n if (self.weekNumbers)\n clearNode(self.weekNumbers);\n var frag = document.createDocumentFragment();\n for (var i = 0; i < self.config.showMonths; i++) {\n var d = new Date(self.currentYear, self.currentMonth, 1);\n d.setMonth(self.currentMonth + i);\n frag.appendChild(buildMonthDays(d.getFullYear(), d.getMonth()));\n }\n self.daysContainer.appendChild(frag);\n self.days = self.daysContainer.firstChild;\n if (self.config.mode === \"range\" && self.selectedDates.length === 1) {\n onMouseOver();\n }\n }\n function buildMonthSwitch() {\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType !== \"dropdown\")\n return;\n var shouldBuildMonth = function (month) {\n if (self.config.minDate !== undefined &&\n self.currentYear === self.config.minDate.getFullYear() &&\n month < self.config.minDate.getMonth()) {\n return false;\n }\n return !(self.config.maxDate !== undefined &&\n self.currentYear === self.config.maxDate.getFullYear() &&\n month > self.config.maxDate.getMonth());\n };\n self.monthsDropdownContainer.tabIndex = -1;\n self.monthsDropdownContainer.innerHTML = \"\";\n for (var i = 0; i < 12; i++) {\n if (!shouldBuildMonth(i))\n continue;\n var month = createElement(\"option\", \"flatpickr-monthDropdown-month\");\n month.value = new Date(self.currentYear, i).getMonth().toString();\n month.textContent = monthToStr(i, self.config.shorthandCurrentMonth, self.l10n);\n month.tabIndex = -1;\n if (self.currentMonth === i) {\n month.selected = true;\n }\n self.monthsDropdownContainer.appendChild(month);\n }\n }\n function buildMonth() {\n var container = createElement(\"div\", \"flatpickr-month\");\n var monthNavFragment = window.document.createDocumentFragment();\n var monthElement;\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType === \"static\") {\n monthElement = createElement(\"span\", \"cur-month\");\n }\n else {\n self.monthsDropdownContainer = createElement(\"select\", \"flatpickr-monthDropdown-months\");\n bind(self.monthsDropdownContainer, \"change\", function (e) {\n var target = e.target;\n var selectedMonth = parseInt(target.value, 10);\n self.changeMonth(selectedMonth - self.currentMonth);\n triggerEvent(\"onMonthChange\");\n });\n buildMonthSwitch();\n monthElement = self.monthsDropdownContainer;\n }\n var yearInput = createNumberInput(\"cur-year\", { tabindex: \"-1\" });\n var yearElement = yearInput.getElementsByTagName(\"input\")[0];\n yearElement.setAttribute(\"aria-label\", self.l10n.yearAriaLabel);\n if (self.config.minDate) {\n yearElement.setAttribute(\"min\", self.config.minDate.getFullYear().toString());\n }\n if (self.config.maxDate) {\n yearElement.setAttribute(\"max\", self.config.maxDate.getFullYear().toString());\n yearElement.disabled =\n !!self.config.minDate &&\n self.config.minDate.getFullYear() === self.config.maxDate.getFullYear();\n }\n var currentMonth = createElement(\"div\", \"flatpickr-current-month\");\n currentMonth.appendChild(monthElement);\n currentMonth.appendChild(yearInput);\n monthNavFragment.appendChild(currentMonth);\n container.appendChild(monthNavFragment);\n return {\n container: container,\n yearElement: yearElement,\n monthElement: monthElement\n };\n }\n function buildMonths() {\n clearNode(self.monthNav);\n self.monthNav.appendChild(self.prevMonthNav);\n if (self.config.showMonths) {\n self.yearElements = [];\n self.monthElements = [];\n }\n for (var m = self.config.showMonths; m--;) {\n var month = buildMonth();\n self.yearElements.push(month.yearElement);\n self.monthElements.push(month.monthElement);\n self.monthNav.appendChild(month.container);\n }\n self.monthNav.appendChild(self.nextMonthNav);\n }\n function buildMonthNav() {\n self.monthNav = createElement(\"div\", \"flatpickr-months\");\n self.yearElements = [];\n self.monthElements = [];\n self.prevMonthNav = createElement(\"span\", \"flatpickr-prev-month\");\n self.prevMonthNav.innerHTML = self.config.prevArrow;\n self.nextMonthNav = createElement(\"span\", \"flatpickr-next-month\");\n self.nextMonthNav.innerHTML = self.config.nextArrow;\n buildMonths();\n Object.defineProperty(self, \"_hidePrevMonthArrow\", {\n get: function () { return self.__hidePrevMonthArrow; },\n set: function (bool) {\n if (self.__hidePrevMonthArrow !== bool) {\n toggleClass(self.prevMonthNav, \"flatpickr-disabled\", bool);\n self.__hidePrevMonthArrow = bool;\n }\n }\n });\n Object.defineProperty(self, \"_hideNextMonthArrow\", {\n get: function () { return self.__hideNextMonthArrow; },\n set: function (bool) {\n if (self.__hideNextMonthArrow !== bool) {\n toggleClass(self.nextMonthNav, \"flatpickr-disabled\", bool);\n self.__hideNextMonthArrow = bool;\n }\n }\n });\n self.currentYearElement = self.yearElements[0];\n updateNavigationCurrentMonth();\n return self.monthNav;\n }\n function buildTime() {\n self.calendarContainer.classList.add(\"hasTime\");\n if (self.config.noCalendar)\n self.calendarContainer.classList.add(\"noCalendar\");\n self.timeContainer = createElement(\"div\", \"flatpickr-time\");\n self.timeContainer.tabIndex = -1;\n var separator = createElement(\"span\", \"flatpickr-time-separator\", \":\");\n var hourInput = createNumberInput(\"flatpickr-hour\", {\n \"aria-label\": self.l10n.hourAriaLabel\n });\n self.hourElement = hourInput.getElementsByTagName(\"input\")[0];\n var minuteInput = createNumberInput(\"flatpickr-minute\", {\n \"aria-label\": self.l10n.minuteAriaLabel\n });\n self.minuteElement = minuteInput.getElementsByTagName(\"input\")[0];\n self.hourElement.tabIndex = self.minuteElement.tabIndex = -1;\n self.hourElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getHours()\n : self.config.time_24hr\n ? self.config.defaultHour\n : military2ampm(self.config.defaultHour));\n self.minuteElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getMinutes()\n : self.config.defaultMinute);\n self.hourElement.setAttribute(\"step\", self.config.hourIncrement.toString());\n self.minuteElement.setAttribute(\"step\", self.config.minuteIncrement.toString());\n self.hourElement.setAttribute(\"min\", self.config.time_24hr ? \"0\" : \"1\");\n self.hourElement.setAttribute(\"max\", self.config.time_24hr ? \"23\" : \"12\");\n self.minuteElement.setAttribute(\"min\", \"0\");\n self.minuteElement.setAttribute(\"max\", \"59\");\n self.timeContainer.appendChild(hourInput);\n self.timeContainer.appendChild(separator);\n self.timeContainer.appendChild(minuteInput);\n if (self.config.time_24hr)\n self.timeContainer.classList.add(\"time24hr\");\n if (self.config.enableSeconds) {\n self.timeContainer.classList.add(\"hasSeconds\");\n var secondInput = createNumberInput(\"flatpickr-second\");\n self.secondElement = secondInput.getElementsByTagName(\"input\")[0];\n self.secondElement.value = pad(self.latestSelectedDateObj\n ? self.latestSelectedDateObj.getSeconds()\n : self.config.defaultSeconds);\n self.secondElement.setAttribute(\"step\", self.minuteElement.getAttribute(\"step\"));\n self.secondElement.setAttribute(\"min\", \"0\");\n self.secondElement.setAttribute(\"max\", \"59\");\n self.timeContainer.appendChild(createElement(\"span\", \"flatpickr-time-separator\", \":\"));\n self.timeContainer.appendChild(secondInput);\n }\n if (!self.config.time_24hr) {\n // add self.amPM if appropriate\n self.amPM = createElement(\"span\", \"flatpickr-am-pm\", self.l10n.amPM[int((self.latestSelectedDateObj\n ? self.hourElement.value\n : self.config.defaultHour) > 11)]);\n self.amPM.title = self.l10n.toggleTitle;\n self.amPM.tabIndex = -1;\n self.timeContainer.appendChild(self.amPM);\n }\n return self.timeContainer;\n }\n function buildWeekdays() {\n if (!self.weekdayContainer)\n self.weekdayContainer = createElement(\"div\", \"flatpickr-weekdays\");\n else\n clearNode(self.weekdayContainer);\n for (var i = self.config.showMonths; i--;) {\n var container = createElement(\"div\", \"flatpickr-weekdaycontainer\");\n self.weekdayContainer.appendChild(container);\n }\n updateWeekdays();\n return self.weekdayContainer;\n }\n function updateWeekdays() {\n var firstDayOfWeek = self.l10n.firstDayOfWeek;\n var weekdays = self.l10n.weekdays.shorthand.slice();\n if (firstDayOfWeek > 0 && firstDayOfWeek < weekdays.length) {\n weekdays = weekdays.splice(firstDayOfWeek, weekdays.length).concat(weekdays.splice(0, firstDayOfWeek));\n }\n for (var i = self.config.showMonths; i--;) {\n self.weekdayContainer.children[i].innerHTML = \"\\n \\n \" + weekdays.join(\"\") + \"\\n \\n \";\n }\n }\n /* istanbul ignore next */\n function buildWeeks() {\n self.calendarContainer.classList.add(\"hasWeeks\");\n var weekWrapper = createElement(\"div\", \"flatpickr-weekwrapper\");\n weekWrapper.appendChild(createElement(\"span\", \"flatpickr-weekday\", self.l10n.weekAbbreviation));\n var weekNumbers = createElement(\"div\", \"flatpickr-weeks\");\n weekWrapper.appendChild(weekNumbers);\n return {\n weekWrapper: weekWrapper,\n weekNumbers: weekNumbers\n };\n }\n function changeMonth(value, isOffset) {\n if (isOffset === void 0) { isOffset = true; }\n var delta = isOffset ? value : value - self.currentMonth;\n if ((delta < 0 && self._hidePrevMonthArrow === true) ||\n (delta > 0 && self._hideNextMonthArrow === true))\n return;\n self.currentMonth += delta;\n if (self.currentMonth < 0 || self.currentMonth > 11) {\n self.currentYear += self.currentMonth > 11 ? 1 : -1;\n self.currentMonth = (self.currentMonth + 12) % 12;\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n buildDays();\n triggerEvent(\"onMonthChange\");\n updateNavigationCurrentMonth();\n }\n function clear(triggerChangeEvent, toInitial) {\n if (triggerChangeEvent === void 0) { triggerChangeEvent = true; }\n if (toInitial === void 0) { toInitial = true; }\n self.input.value = \"\";\n if (self.altInput !== undefined)\n self.altInput.value = \"\";\n if (self.mobileInput !== undefined)\n self.mobileInput.value = \"\";\n self.selectedDates = [];\n self.latestSelectedDateObj = undefined;\n if (toInitial === true) {\n self.currentYear = self._initialDate.getFullYear();\n self.currentMonth = self._initialDate.getMonth();\n }\n self.showTimeInput = false;\n if (self.config.enableTime === true) {\n setDefaultHours();\n }\n self.redraw();\n if (triggerChangeEvent)\n // triggerChangeEvent is true (default) or an Event\n triggerEvent(\"onChange\");\n }\n function close() {\n self.isOpen = false;\n if (!self.isMobile) {\n if (self.calendarContainer !== undefined) {\n self.calendarContainer.classList.remove(\"open\");\n }\n if (self._input !== undefined) {\n self._input.classList.remove(\"active\");\n }\n }\n triggerEvent(\"onClose\");\n }\n function destroy() {\n if (self.config !== undefined)\n triggerEvent(\"onDestroy\");\n for (var i = self._handlers.length; i--;) {\n var h = self._handlers[i];\n h.element.removeEventListener(h.event, h.handler, h.options);\n }\n self._handlers = [];\n if (self.mobileInput) {\n if (self.mobileInput.parentNode)\n self.mobileInput.parentNode.removeChild(self.mobileInput);\n self.mobileInput = undefined;\n }\n else if (self.calendarContainer && self.calendarContainer.parentNode) {\n if (self.config.static && self.calendarContainer.parentNode) {\n var wrapper = self.calendarContainer.parentNode;\n wrapper.lastChild && wrapper.removeChild(wrapper.lastChild);\n if (wrapper.parentNode) {\n while (wrapper.firstChild)\n wrapper.parentNode.insertBefore(wrapper.firstChild, wrapper);\n wrapper.parentNode.removeChild(wrapper);\n }\n }\n else\n self.calendarContainer.parentNode.removeChild(self.calendarContainer);\n }\n if (self.altInput) {\n self.input.type = \"text\";\n if (self.altInput.parentNode)\n self.altInput.parentNode.removeChild(self.altInput);\n delete self.altInput;\n }\n if (self.input) {\n self.input.type = self.input._type;\n self.input.classList.remove(\"flatpickr-input\");\n self.input.removeAttribute(\"readonly\");\n self.input.value = \"\";\n }\n [\n \"_showTimeInput\",\n \"latestSelectedDateObj\",\n \"_hideNextMonthArrow\",\n \"_hidePrevMonthArrow\",\n \"__hideNextMonthArrow\",\n \"__hidePrevMonthArrow\",\n \"isMobile\",\n \"isOpen\",\n \"selectedDateElem\",\n \"minDateHasTime\",\n \"maxDateHasTime\",\n \"days\",\n \"daysContainer\",\n \"_input\",\n \"_positionElement\",\n \"innerContainer\",\n \"rContainer\",\n \"monthNav\",\n \"todayDateElem\",\n \"calendarContainer\",\n \"weekdayContainer\",\n \"prevMonthNav\",\n \"nextMonthNav\",\n \"monthsDropdownContainer\",\n \"currentMonthElement\",\n \"currentYearElement\",\n \"navigationCurrentMonth\",\n \"selectedDateElem\",\n \"config\",\n ].forEach(function (k) {\n try {\n delete self[k];\n }\n catch (_) { }\n });\n }\n function isCalendarElem(elem) {\n if (self.config.appendTo && self.config.appendTo.contains(elem))\n return true;\n return self.calendarContainer.contains(elem);\n }\n function documentClick(e) {\n if (self.isOpen && !self.config.inline) {\n var eventTarget_1 = getEventTarget(e);\n var isCalendarElement = isCalendarElem(eventTarget_1);\n var isInput = eventTarget_1 === self.input ||\n eventTarget_1 === self.altInput ||\n self.element.contains(eventTarget_1) ||\n // web components\n // e.path is not present in all browsers. circumventing typechecks\n (e.path &&\n e.path.indexOf &&\n (~e.path.indexOf(self.input) ||\n ~e.path.indexOf(self.altInput)));\n var lostFocus = e.type === \"blur\"\n ? isInput &&\n e.relatedTarget &&\n !isCalendarElem(e.relatedTarget)\n : !isInput &&\n !isCalendarElement &&\n !isCalendarElem(e.relatedTarget);\n var isIgnored = !self.config.ignoredFocusElements.some(function (elem) {\n return elem.contains(eventTarget_1);\n });\n if (lostFocus && isIgnored) {\n self.close();\n if (self.config.mode === \"range\" && self.selectedDates.length === 1) {\n self.clear(false);\n self.redraw();\n }\n }\n }\n }\n function changeYear(newYear) {\n if (!newYear ||\n (self.config.minDate && newYear < self.config.minDate.getFullYear()) ||\n (self.config.maxDate && newYear > self.config.maxDate.getFullYear()))\n return;\n var newYearNum = newYear, isNewYear = self.currentYear !== newYearNum;\n self.currentYear = newYearNum || self.currentYear;\n if (self.config.maxDate &&\n self.currentYear === self.config.maxDate.getFullYear()) {\n self.currentMonth = Math.min(self.config.maxDate.getMonth(), self.currentMonth);\n }\n else if (self.config.minDate &&\n self.currentYear === self.config.minDate.getFullYear()) {\n self.currentMonth = Math.max(self.config.minDate.getMonth(), self.currentMonth);\n }\n if (isNewYear) {\n self.redraw();\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n }\n function isEnabled(date, timeless) {\n if (timeless === void 0) { timeless = true; }\n var dateToCheck = self.parseDate(date, undefined, timeless); // timeless\n if ((self.config.minDate &&\n dateToCheck &&\n compareDates(dateToCheck, self.config.minDate, timeless !== undefined ? timeless : !self.minDateHasTime) < 0) ||\n (self.config.maxDate &&\n dateToCheck &&\n compareDates(dateToCheck, self.config.maxDate, timeless !== undefined ? timeless : !self.maxDateHasTime) > 0))\n return false;\n if (self.config.enable.length === 0 && self.config.disable.length === 0)\n return true;\n if (dateToCheck === undefined)\n return false;\n var bool = self.config.enable.length > 0, array = bool ? self.config.enable : self.config.disable;\n for (var i = 0, d = void 0; i < array.length; i++) {\n d = array[i];\n if (typeof d === \"function\" &&\n d(dateToCheck) // disabled by function\n )\n return bool;\n else if (d instanceof Date &&\n dateToCheck !== undefined &&\n d.getTime() === dateToCheck.getTime())\n // disabled by date\n return bool;\n else if (typeof d === \"string\" && dateToCheck !== undefined) {\n // disabled by date string\n var parsed = self.parseDate(d, undefined, true);\n return parsed && parsed.getTime() === dateToCheck.getTime()\n ? bool\n : !bool;\n }\n else if (\n // disabled by range\n typeof d === \"object\" &&\n dateToCheck !== undefined &&\n d.from &&\n d.to &&\n dateToCheck.getTime() >= d.from.getTime() &&\n dateToCheck.getTime() <= d.to.getTime())\n return bool;\n }\n return !bool;\n }\n function isInView(elem) {\n if (self.daysContainer !== undefined)\n return (elem.className.indexOf(\"hidden\") === -1 &&\n self.daysContainer.contains(elem));\n return false;\n }\n function onKeyDown(e) {\n // e.key e.keyCode\n // \"Backspace\" 8\n // \"Tab\" 9\n // \"Enter\" 13\n // \"Escape\" (IE \"Esc\") 27\n // \"ArrowLeft\" (IE \"Left\") 37\n // \"ArrowUp\" (IE \"Up\") 38\n // \"ArrowRight\" (IE \"Right\") 39\n // \"ArrowDown\" (IE \"Down\") 40\n // \"Delete\" (IE \"Del\") 46\n var isInput = e.target === self._input;\n var allowInput = self.config.allowInput;\n var allowKeydown = self.isOpen && (!allowInput || !isInput);\n var allowInlineKeydown = self.config.inline && isInput && !allowInput;\n if (e.keyCode === 13 && isInput) {\n if (allowInput) {\n self.setDate(self._input.value, true, e.target === self.altInput\n ? self.config.altFormat\n : self.config.dateFormat);\n return e.target.blur();\n }\n else {\n self.open();\n }\n }\n else if (isCalendarElem(e.target) ||\n allowKeydown ||\n allowInlineKeydown) {\n var isTimeObj = !!self.timeContainer &&\n self.timeContainer.contains(e.target);\n switch (e.keyCode) {\n case 13:\n if (isTimeObj) {\n e.preventDefault();\n updateTime();\n focusAndClose();\n }\n else\n selectDate(e);\n break;\n case 27: // escape\n e.preventDefault();\n focusAndClose();\n break;\n case 8:\n case 46:\n if (isInput && !self.config.allowInput) {\n e.preventDefault();\n self.clear();\n }\n break;\n case 37:\n case 39:\n if (!isTimeObj && !isInput) {\n e.preventDefault();\n if (self.daysContainer !== undefined &&\n (allowInput === false ||\n (document.activeElement && isInView(document.activeElement)))) {\n var delta_1 = e.keyCode === 39 ? 1 : -1;\n if (!e.ctrlKey)\n focusOnDay(undefined, delta_1);\n else {\n e.stopPropagation();\n changeMonth(delta_1);\n focusOnDay(getFirstAvailableDay(1), 0);\n }\n }\n }\n else if (self.hourElement)\n self.hourElement.focus();\n break;\n case 38:\n case 40:\n e.preventDefault();\n var delta = e.keyCode === 40 ? 1 : -1;\n if ((self.daysContainer && e.target.$i !== undefined) ||\n e.target === self.input) {\n if (e.ctrlKey) {\n e.stopPropagation();\n changeYear(self.currentYear - delta);\n focusOnDay(getFirstAvailableDay(1), 0);\n }\n else if (!isTimeObj)\n focusOnDay(undefined, delta * 7);\n }\n else if (e.target === self.currentYearElement) {\n changeYear(self.currentYear - delta);\n }\n else if (self.config.enableTime) {\n if (!isTimeObj && self.hourElement)\n self.hourElement.focus();\n updateTime(e);\n self._debouncedChange();\n }\n break;\n case 9:\n if (isTimeObj) {\n var elems = [\n self.hourElement,\n self.minuteElement,\n self.secondElement,\n self.amPM,\n ]\n .concat(self.pluginElements)\n .filter(function (x) { return x; });\n var i = elems.indexOf(e.target);\n if (i !== -1) {\n var target = elems[i + (e.shiftKey ? -1 : 1)];\n e.preventDefault();\n (target || self._input).focus();\n }\n }\n else if (!self.config.noCalendar &&\n self.daysContainer &&\n self.daysContainer.contains(e.target) &&\n e.shiftKey) {\n e.preventDefault();\n self._input.focus();\n }\n break;\n default:\n break;\n }\n }\n if (self.amPM !== undefined && e.target === self.amPM) {\n switch (e.key) {\n case self.l10n.amPM[0].charAt(0):\n case self.l10n.amPM[0].charAt(0).toLowerCase():\n self.amPM.textContent = self.l10n.amPM[0];\n setHoursFromInputs();\n updateValue();\n break;\n case self.l10n.amPM[1].charAt(0):\n case self.l10n.amPM[1].charAt(0).toLowerCase():\n self.amPM.textContent = self.l10n.amPM[1];\n setHoursFromInputs();\n updateValue();\n break;\n }\n }\n if (isInput || isCalendarElem(e.target)) {\n triggerEvent(\"onKeyDown\", e);\n }\n }\n function onMouseOver(elem) {\n if (self.selectedDates.length !== 1 ||\n (elem &&\n (!elem.classList.contains(\"flatpickr-day\") ||\n elem.classList.contains(\"flatpickr-disabled\"))))\n return;\n var hoverDate = elem\n ? elem.dateObj.getTime()\n : self.days.firstElementChild.dateObj.getTime(), initialDate = self.parseDate(self.selectedDates[0], undefined, true).getTime(), rangeStartDate = Math.min(hoverDate, self.selectedDates[0].getTime()), rangeEndDate = Math.max(hoverDate, self.selectedDates[0].getTime());\n var containsDisabled = false;\n var minRange = 0, maxRange = 0;\n for (var t = rangeStartDate; t < rangeEndDate; t += duration.DAY) {\n if (!isEnabled(new Date(t), true)) {\n containsDisabled =\n containsDisabled || (t > rangeStartDate && t < rangeEndDate);\n if (t < initialDate && (!minRange || t > minRange))\n minRange = t;\n else if (t > initialDate && (!maxRange || t < maxRange))\n maxRange = t;\n }\n }\n for (var m = 0; m < self.config.showMonths; m++) {\n var month = self.daysContainer.children[m];\n var _loop_1 = function (i, l) {\n var dayElem = month.children[i], date = dayElem.dateObj;\n var timestamp = date.getTime();\n var outOfRange = (minRange > 0 && timestamp < minRange) ||\n (maxRange > 0 && timestamp > maxRange);\n if (outOfRange) {\n dayElem.classList.add(\"notAllowed\");\n [\"inRange\", \"startRange\", \"endRange\"].forEach(function (c) {\n dayElem.classList.remove(c);\n });\n return \"continue\";\n }\n else if (containsDisabled && !outOfRange)\n return \"continue\";\n [\"startRange\", \"inRange\", \"endRange\", \"notAllowed\"].forEach(function (c) {\n dayElem.classList.remove(c);\n });\n if (elem !== undefined) {\n elem.classList.add(hoverDate <= self.selectedDates[0].getTime()\n ? \"startRange\"\n : \"endRange\");\n if (initialDate < hoverDate && timestamp === initialDate)\n dayElem.classList.add(\"startRange\");\n else if (initialDate > hoverDate && timestamp === initialDate)\n dayElem.classList.add(\"endRange\");\n if (timestamp >= minRange &&\n (maxRange === 0 || timestamp <= maxRange) &&\n isBetween(timestamp, initialDate, hoverDate))\n dayElem.classList.add(\"inRange\");\n }\n };\n for (var i = 0, l = month.children.length; i < l; i++) {\n _loop_1(i, l);\n }\n }\n }\n function onResize() {\n if (self.isOpen && !self.config.static && !self.config.inline)\n positionCalendar();\n }\n function setDefaultTime() {\n self.setDate(self.config.minDate !== undefined\n ? new Date(self.config.minDate.getTime())\n : new Date(), true);\n setDefaultHours();\n updateValue();\n }\n function open(e, positionElement) {\n if (positionElement === void 0) { positionElement = self._positionElement; }\n if (self.isMobile === true) {\n if (e) {\n e.preventDefault();\n e.target && e.target.blur();\n }\n if (self.mobileInput !== undefined) {\n self.mobileInput.focus();\n self.mobileInput.click();\n }\n triggerEvent(\"onOpen\");\n return;\n }\n if (self._input.disabled || self.config.inline)\n return;\n var wasOpen = self.isOpen;\n self.isOpen = true;\n if (!wasOpen) {\n self.calendarContainer.classList.add(\"open\");\n self._input.classList.add(\"active\");\n triggerEvent(\"onOpen\");\n positionCalendar(positionElement);\n }\n if (self.config.enableTime === true && self.config.noCalendar === true) {\n if (self.selectedDates.length === 0) {\n setDefaultTime();\n }\n if (self.config.allowInput === false &&\n (e === undefined ||\n !self.timeContainer.contains(e.relatedTarget))) {\n setTimeout(function () { return self.hourElement.select(); }, 50);\n }\n }\n }\n function minMaxDateSetter(type) {\n return function (date) {\n var dateObj = (self.config[\"_\" + type + \"Date\"] = self.parseDate(date, self.config.dateFormat));\n var inverseDateObj = self.config[\"_\" + (type === \"min\" ? \"max\" : \"min\") + \"Date\"];\n if (dateObj !== undefined) {\n self[type === \"min\" ? \"minDateHasTime\" : \"maxDateHasTime\"] =\n dateObj.getHours() > 0 ||\n dateObj.getMinutes() > 0 ||\n dateObj.getSeconds() > 0;\n }\n if (self.selectedDates) {\n self.selectedDates = self.selectedDates.filter(function (d) { return isEnabled(d); });\n if (!self.selectedDates.length && type === \"min\")\n setHoursFromDate(dateObj);\n updateValue();\n }\n if (self.daysContainer) {\n redraw();\n if (dateObj !== undefined)\n self.currentYearElement[type] = dateObj.getFullYear().toString();\n else\n self.currentYearElement.removeAttribute(type);\n self.currentYearElement.disabled =\n !!inverseDateObj &&\n dateObj !== undefined &&\n inverseDateObj.getFullYear() === dateObj.getFullYear();\n }\n };\n }\n function parseConfig() {\n var boolOpts = [\n \"wrap\",\n \"weekNumbers\",\n \"allowInput\",\n \"clickOpens\",\n \"time_24hr\",\n \"enableTime\",\n \"noCalendar\",\n \"altInput\",\n \"shorthandCurrentMonth\",\n \"inline\",\n \"static\",\n \"enableSeconds\",\n \"disableMobile\",\n ];\n var userConfig = __assign({}, instanceConfig, JSON.parse(JSON.stringify(element.dataset || {})));\n var formats = {};\n self.config.parseDate = userConfig.parseDate;\n self.config.formatDate = userConfig.formatDate;\n Object.defineProperty(self.config, \"enable\", {\n get: function () { return self.config._enable; },\n set: function (dates) {\n self.config._enable = parseDateRules(dates);\n }\n });\n Object.defineProperty(self.config, \"disable\", {\n get: function () { return self.config._disable; },\n set: function (dates) {\n self.config._disable = parseDateRules(dates);\n }\n });\n var timeMode = userConfig.mode === \"time\";\n if (!userConfig.dateFormat && (userConfig.enableTime || timeMode)) {\n var defaultDateFormat = flatpickr.defaultConfig.dateFormat || defaults.dateFormat;\n formats.dateFormat =\n userConfig.noCalendar || timeMode\n ? \"H:i\" + (userConfig.enableSeconds ? \":S\" : \"\")\n : defaultDateFormat + \" H:i\" + (userConfig.enableSeconds ? \":S\" : \"\");\n }\n if (userConfig.altInput &&\n (userConfig.enableTime || timeMode) &&\n !userConfig.altFormat) {\n var defaultAltFormat = flatpickr.defaultConfig.altFormat || defaults.altFormat;\n formats.altFormat =\n userConfig.noCalendar || timeMode\n ? \"h:i\" + (userConfig.enableSeconds ? \":S K\" : \" K\")\n : defaultAltFormat + (\" h:i\" + (userConfig.enableSeconds ? \":S\" : \"\") + \" K\");\n }\n if (!userConfig.altInputClass) {\n self.config.altInputClass =\n self.input.className + \" \" + self.config.altInputClass;\n }\n Object.defineProperty(self.config, \"minDate\", {\n get: function () { return self.config._minDate; },\n set: minMaxDateSetter(\"min\")\n });\n Object.defineProperty(self.config, \"maxDate\", {\n get: function () { return self.config._maxDate; },\n set: minMaxDateSetter(\"max\")\n });\n var minMaxTimeSetter = function (type) { return function (val) {\n self.config[type === \"min\" ? \"_minTime\" : \"_maxTime\"] = self.parseDate(val, \"H:i\");\n }; };\n Object.defineProperty(self.config, \"minTime\", {\n get: function () { return self.config._minTime; },\n set: minMaxTimeSetter(\"min\")\n });\n Object.defineProperty(self.config, \"maxTime\", {\n get: function () { return self.config._maxTime; },\n set: minMaxTimeSetter(\"max\")\n });\n if (userConfig.mode === \"time\") {\n self.config.noCalendar = true;\n self.config.enableTime = true;\n }\n Object.assign(self.config, formats, userConfig);\n for (var i = 0; i < boolOpts.length; i++)\n self.config[boolOpts[i]] =\n self.config[boolOpts[i]] === true ||\n self.config[boolOpts[i]] === \"true\";\n HOOKS.filter(function (hook) { return self.config[hook] !== undefined; }).forEach(function (hook) {\n self.config[hook] = arrayify(self.config[hook] || []).map(bindToInstance);\n });\n self.isMobile =\n !self.config.disableMobile &&\n !self.config.inline &&\n self.config.mode === \"single\" &&\n !self.config.disable.length &&\n !self.config.enable.length &&\n !self.config.weekNumbers &&\n /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);\n for (var i = 0; i < self.config.plugins.length; i++) {\n var pluginConf = self.config.plugins[i](self) || {};\n for (var key in pluginConf) {\n if (HOOKS.indexOf(key) > -1) {\n self.config[key] = arrayify(pluginConf[key])\n .map(bindToInstance)\n .concat(self.config[key]);\n }\n else if (typeof userConfig[key] === \"undefined\")\n self.config[key] = pluginConf[key];\n }\n }\n triggerEvent(\"onParseConfig\");\n }\n function setupLocale() {\n if (typeof self.config.locale !== \"object\" &&\n typeof flatpickr.l10ns[self.config.locale] === \"undefined\")\n self.config.errorHandler(new Error(\"flatpickr: invalid locale \" + self.config.locale));\n self.l10n = __assign({}, flatpickr.l10ns[\"default\"], (typeof self.config.locale === \"object\"\n ? self.config.locale\n : self.config.locale !== \"default\"\n ? flatpickr.l10ns[self.config.locale]\n : undefined));\n tokenRegex.K = \"(\" + self.l10n.amPM[0] + \"|\" + self.l10n.amPM[1] + \"|\" + self.l10n.amPM[0].toLowerCase() + \"|\" + self.l10n.amPM[1].toLowerCase() + \")\";\n var userConfig = __assign({}, instanceConfig, JSON.parse(JSON.stringify(element.dataset || {})));\n if (userConfig.time_24hr === undefined &&\n flatpickr.defaultConfig.time_24hr === undefined) {\n self.config.time_24hr = self.l10n.time_24hr;\n }\n self.formatDate = createDateFormatter(self);\n self.parseDate = createDateParser({ config: self.config, l10n: self.l10n });\n }\n function positionCalendar(customPositionElement) {\n if (self.calendarContainer === undefined)\n return;\n triggerEvent(\"onPreCalendarPosition\");\n var positionElement = customPositionElement || self._positionElement;\n var calendarHeight = Array.prototype.reduce.call(self.calendarContainer.children, (function (acc, child) { return acc + child.offsetHeight; }), 0), calendarWidth = self.calendarContainer.offsetWidth, configPos = self.config.position.split(\" \"), configPosVertical = configPos[0], configPosHorizontal = configPos.length > 1 ? configPos[1] : null, inputBounds = positionElement.getBoundingClientRect(), distanceFromBottom = window.innerHeight - inputBounds.bottom, showOnTop = configPosVertical === \"above\" ||\n (configPosVertical !== \"below\" &&\n distanceFromBottom < calendarHeight &&\n inputBounds.top > calendarHeight);\n var top = window.pageYOffset +\n inputBounds.top +\n (!showOnTop ? positionElement.offsetHeight + 2 : -calendarHeight - 2);\n toggleClass(self.calendarContainer, \"arrowTop\", !showOnTop);\n toggleClass(self.calendarContainer, \"arrowBottom\", showOnTop);\n if (self.config.inline)\n return;\n var left = window.pageXOffset +\n inputBounds.left -\n (configPosHorizontal != null && configPosHorizontal === \"center\"\n ? (calendarWidth - inputBounds.width) / 2\n : 0);\n var right = window.document.body.offsetWidth - inputBounds.right;\n var rightMost = left + calendarWidth > window.document.body.offsetWidth;\n var centerMost = right + calendarWidth > window.document.body.offsetWidth;\n toggleClass(self.calendarContainer, \"rightMost\", rightMost);\n if (self.config.static)\n return;\n self.calendarContainer.style.top = top + \"px\";\n if (!rightMost) {\n self.calendarContainer.style.left = left + \"px\";\n self.calendarContainer.style.right = \"auto\";\n }\n else if (!centerMost) {\n self.calendarContainer.style.left = \"auto\";\n self.calendarContainer.style.right = right + \"px\";\n }\n else {\n var doc = document.styleSheets[0];\n // some testing environments don't have css support\n if (doc === undefined)\n return;\n var bodyWidth = window.document.body.offsetWidth;\n var centerLeft = Math.max(0, bodyWidth / 2 - calendarWidth / 2);\n var centerBefore = \".flatpickr-calendar.centerMost:before\";\n var centerAfter = \".flatpickr-calendar.centerMost:after\";\n var centerIndex = doc.cssRules.length;\n var centerStyle = \"{left:\" + inputBounds.left + \"px;right:auto;}\";\n toggleClass(self.calendarContainer, \"rightMost\", false);\n toggleClass(self.calendarContainer, \"centerMost\", true);\n doc.insertRule(centerBefore + \",\" + centerAfter + centerStyle, centerIndex);\n self.calendarContainer.style.left = centerLeft + \"px\";\n self.calendarContainer.style.right = \"auto\";\n }\n }\n function redraw() {\n if (self.config.noCalendar || self.isMobile)\n return;\n updateNavigationCurrentMonth();\n buildDays();\n }\n function focusAndClose() {\n self._input.focus();\n if (window.navigator.userAgent.indexOf(\"MSIE\") !== -1 ||\n navigator.msMaxTouchPoints !== undefined) {\n // hack - bugs in the way IE handles focus keeps the calendar open\n setTimeout(self.close, 0);\n }\n else {\n self.close();\n }\n }\n function selectDate(e) {\n e.preventDefault();\n e.stopPropagation();\n var isSelectable = function (day) {\n return day.classList &&\n day.classList.contains(\"flatpickr-day\") &&\n !day.classList.contains(\"flatpickr-disabled\") &&\n !day.classList.contains(\"notAllowed\");\n };\n var t = findParent(e.target, isSelectable);\n if (t === undefined)\n return;\n var target = t;\n var selectedDate = (self.latestSelectedDateObj = new Date(target.dateObj.getTime()));\n var shouldChangeMonth = (selectedDate.getMonth() < self.currentMonth ||\n selectedDate.getMonth() >\n self.currentMonth + self.config.showMonths - 1) &&\n self.config.mode !== \"range\";\n self.selectedDateElem = target;\n if (self.config.mode === \"single\")\n self.selectedDates = [selectedDate];\n else if (self.config.mode === \"multiple\") {\n var selectedIndex = isDateSelected(selectedDate);\n if (selectedIndex)\n self.selectedDates.splice(parseInt(selectedIndex), 1);\n else\n self.selectedDates.push(selectedDate);\n }\n else if (self.config.mode === \"range\") {\n if (self.selectedDates.length === 2) {\n self.clear(false, false);\n }\n self.latestSelectedDateObj = selectedDate;\n self.selectedDates.push(selectedDate);\n // unless selecting same date twice, sort ascendingly\n if (compareDates(selectedDate, self.selectedDates[0], true) !== 0)\n self.selectedDates.sort(function (a, b) { return a.getTime() - b.getTime(); });\n }\n setHoursFromInputs();\n if (shouldChangeMonth) {\n var isNewYear = self.currentYear !== selectedDate.getFullYear();\n self.currentYear = selectedDate.getFullYear();\n self.currentMonth = selectedDate.getMonth();\n if (isNewYear) {\n triggerEvent(\"onYearChange\");\n buildMonthSwitch();\n }\n triggerEvent(\"onMonthChange\");\n }\n updateNavigationCurrentMonth();\n buildDays();\n updateValue();\n if (self.config.enableTime)\n setTimeout(function () { return (self.showTimeInput = true); }, 50);\n // maintain focus\n if (!shouldChangeMonth &&\n self.config.mode !== \"range\" &&\n self.config.showMonths === 1)\n focusOnDayElem(target);\n else if (self.selectedDateElem !== undefined &&\n self.hourElement === undefined) {\n self.selectedDateElem && self.selectedDateElem.focus();\n }\n if (self.hourElement !== undefined)\n self.hourElement !== undefined && self.hourElement.focus();\n if (self.config.closeOnSelect) {\n var single = self.config.mode === \"single\" && !self.config.enableTime;\n var range = self.config.mode === \"range\" &&\n self.selectedDates.length === 2 &&\n !self.config.enableTime;\n if (single || range) {\n focusAndClose();\n }\n }\n triggerChange();\n }\n var CALLBACKS = {\n locale: [setupLocale, updateWeekdays],\n showMonths: [buildMonths, setCalendarWidth, buildWeekdays],\n minDate: [jumpToDate],\n maxDate: [jumpToDate]\n };\n function set(option, value) {\n if (option !== null && typeof option === \"object\") {\n Object.assign(self.config, option);\n for (var key in option) {\n if (CALLBACKS[key] !== undefined)\n CALLBACKS[key].forEach(function (x) { return x(); });\n }\n }\n else {\n self.config[option] = value;\n if (CALLBACKS[option] !== undefined)\n CALLBACKS[option].forEach(function (x) { return x(); });\n else if (HOOKS.indexOf(option) > -1)\n self.config[option] = arrayify(value);\n }\n self.redraw();\n updateValue(false);\n }\n function setSelectedDate(inputDate, format) {\n var dates = [];\n if (inputDate instanceof Array)\n dates = inputDate.map(function (d) { return self.parseDate(d, format); });\n else if (inputDate instanceof Date || typeof inputDate === \"number\")\n dates = [self.parseDate(inputDate, format)];\n else if (typeof inputDate === \"string\") {\n switch (self.config.mode) {\n case \"single\":\n case \"time\":\n dates = [self.parseDate(inputDate, format)];\n break;\n case \"multiple\":\n dates = inputDate\n .split(self.config.conjunction)\n .map(function (date) { return self.parseDate(date, format); });\n break;\n case \"range\":\n dates = inputDate\n .split(self.l10n.rangeSeparator)\n .map(function (date) { return self.parseDate(date, format); });\n break;\n default:\n break;\n }\n }\n else\n self.config.errorHandler(new Error(\"Invalid date supplied: \" + JSON.stringify(inputDate)));\n self.selectedDates = dates.filter(function (d) { return d instanceof Date && isEnabled(d, false); });\n if (self.config.mode === \"range\")\n self.selectedDates.sort(function (a, b) { return a.getTime() - b.getTime(); });\n }\n function setDate(date, triggerChange, format) {\n if (triggerChange === void 0) { triggerChange = false; }\n if (format === void 0) { format = self.config.dateFormat; }\n if ((date !== 0 && !date) || (date instanceof Array && date.length === 0))\n return self.clear(triggerChange);\n setSelectedDate(date, format);\n self.showTimeInput = self.selectedDates.length > 0;\n self.latestSelectedDateObj =\n self.selectedDates[self.selectedDates.length - 1];\n self.redraw();\n jumpToDate();\n setHoursFromDate();\n if (self.selectedDates.length === 0) {\n self.clear(false);\n }\n updateValue(triggerChange);\n if (triggerChange)\n triggerEvent(\"onChange\");\n }\n function parseDateRules(arr) {\n return arr\n .slice()\n .map(function (rule) {\n if (typeof rule === \"string\" ||\n typeof rule === \"number\" ||\n rule instanceof Date) {\n return self.parseDate(rule, undefined, true);\n }\n else if (rule &&\n typeof rule === \"object\" &&\n rule.from &&\n rule.to)\n return {\n from: self.parseDate(rule.from, undefined),\n to: self.parseDate(rule.to, undefined)\n };\n return rule;\n })\n .filter(function (x) { return x; }); // remove falsy values\n }\n function setupDates() {\n self.selectedDates = [];\n self.now = self.parseDate(self.config.now) || new Date();\n // Workaround IE11 setting placeholder as the input's value\n var preloadedDate = self.config.defaultDate ||\n ((self.input.nodeName === \"INPUT\" ||\n self.input.nodeName === \"TEXTAREA\") &&\n self.input.placeholder &&\n self.input.value === self.input.placeholder\n ? null\n : self.input.value);\n if (preloadedDate)\n setSelectedDate(preloadedDate, self.config.dateFormat);\n self._initialDate =\n self.selectedDates.length > 0\n ? self.selectedDates[0]\n : self.config.minDate &&\n self.config.minDate.getTime() > self.now.getTime()\n ? self.config.minDate\n : self.config.maxDate &&\n self.config.maxDate.getTime() < self.now.getTime()\n ? self.config.maxDate\n : self.now;\n self.currentYear = self._initialDate.getFullYear();\n self.currentMonth = self._initialDate.getMonth();\n if (self.selectedDates.length > 0)\n self.latestSelectedDateObj = self.selectedDates[0];\n if (self.config.minTime !== undefined)\n self.config.minTime = self.parseDate(self.config.minTime, \"H:i\");\n if (self.config.maxTime !== undefined)\n self.config.maxTime = self.parseDate(self.config.maxTime, \"H:i\");\n self.minDateHasTime =\n !!self.config.minDate &&\n (self.config.minDate.getHours() > 0 ||\n self.config.minDate.getMinutes() > 0 ||\n self.config.minDate.getSeconds() > 0);\n self.maxDateHasTime =\n !!self.config.maxDate &&\n (self.config.maxDate.getHours() > 0 ||\n self.config.maxDate.getMinutes() > 0 ||\n self.config.maxDate.getSeconds() > 0);\n Object.defineProperty(self, \"showTimeInput\", {\n get: function () { return self._showTimeInput; },\n set: function (bool) {\n self._showTimeInput = bool;\n if (self.calendarContainer)\n toggleClass(self.calendarContainer, \"showTimeInput\", bool);\n self.isOpen && positionCalendar();\n }\n });\n }\n function setupInputs() {\n self.input = self.config.wrap\n ? element.querySelector(\"[data-input]\")\n : element;\n /* istanbul ignore next */\n if (!self.input) {\n self.config.errorHandler(new Error(\"Invalid input element specified\"));\n return;\n }\n // hack: store previous type to restore it after destroy()\n self.input._type = self.input.type;\n self.input.type = \"text\";\n self.input.classList.add(\"flatpickr-input\");\n self._input = self.input;\n if (self.config.altInput) {\n // replicate self.element\n self.altInput = createElement(self.input.nodeName, self.config.altInputClass);\n self._input = self.altInput;\n self.altInput.placeholder = self.input.placeholder;\n self.altInput.disabled = self.input.disabled;\n self.altInput.required = self.input.required;\n self.altInput.tabIndex = self.input.tabIndex;\n self.altInput.type = \"text\";\n self.input.setAttribute(\"type\", \"hidden\");\n if (!self.config.static && self.input.parentNode)\n self.input.parentNode.insertBefore(self.altInput, self.input.nextSibling);\n }\n if (!self.config.allowInput)\n self._input.setAttribute(\"readonly\", \"readonly\");\n self._positionElement = self.config.positionElement || self._input;\n }\n function setupMobile() {\n var inputType = self.config.enableTime\n ? self.config.noCalendar\n ? \"time\"\n : \"datetime-local\"\n : \"date\";\n self.mobileInput = createElement(\"input\", self.input.className + \" flatpickr-mobile\");\n self.mobileInput.step = self.input.getAttribute(\"step\") || \"any\";\n self.mobileInput.tabIndex = 1;\n self.mobileInput.type = inputType;\n self.mobileInput.disabled = self.input.disabled;\n self.mobileInput.required = self.input.required;\n self.mobileInput.placeholder = self.input.placeholder;\n self.mobileFormatStr =\n inputType === \"datetime-local\"\n ? \"Y-m-d\\\\TH:i:S\"\n : inputType === \"date\"\n ? \"Y-m-d\"\n : \"H:i:S\";\n if (self.selectedDates.length > 0) {\n self.mobileInput.defaultValue = self.mobileInput.value = self.formatDate(self.selectedDates[0], self.mobileFormatStr);\n }\n if (self.config.minDate)\n self.mobileInput.min = self.formatDate(self.config.minDate, \"Y-m-d\");\n if (self.config.maxDate)\n self.mobileInput.max = self.formatDate(self.config.maxDate, \"Y-m-d\");\n self.input.type = \"hidden\";\n if (self.altInput !== undefined)\n self.altInput.type = \"hidden\";\n try {\n if (self.input.parentNode)\n self.input.parentNode.insertBefore(self.mobileInput, self.input.nextSibling);\n }\n catch (_a) { }\n bind(self.mobileInput, \"change\", function (e) {\n self.setDate(e.target.value, false, self.mobileFormatStr);\n triggerEvent(\"onChange\");\n triggerEvent(\"onClose\");\n });\n }\n function toggle(e) {\n if (self.isOpen === true)\n return self.close();\n self.open(e);\n }\n function triggerEvent(event, data) {\n // If the instance has been destroyed already, all hooks have been removed\n if (self.config === undefined)\n return;\n var hooks = self.config[event];\n if (hooks !== undefined && hooks.length > 0) {\n for (var i = 0; hooks[i] && i < hooks.length; i++)\n hooks[i](self.selectedDates, self.input.value, self, data);\n }\n if (event === \"onChange\") {\n self.input.dispatchEvent(createEvent(\"change\"));\n // many front-end frameworks bind to the input event\n self.input.dispatchEvent(createEvent(\"input\"));\n }\n }\n function createEvent(name) {\n var e = document.createEvent(\"Event\");\n e.initEvent(name, true, true);\n return e;\n }\n function isDateSelected(date) {\n for (var i = 0; i < self.selectedDates.length; i++) {\n if (compareDates(self.selectedDates[i], date) === 0)\n return \"\" + i;\n }\n return false;\n }\n function isDateInRange(date) {\n if (self.config.mode !== \"range\" || self.selectedDates.length < 2)\n return false;\n return (compareDates(date, self.selectedDates[0]) >= 0 &&\n compareDates(date, self.selectedDates[1]) <= 0);\n }\n function updateNavigationCurrentMonth() {\n if (self.config.noCalendar || self.isMobile || !self.monthNav)\n return;\n self.yearElements.forEach(function (yearElement, i) {\n var d = new Date(self.currentYear, self.currentMonth, 1);\n d.setMonth(self.currentMonth + i);\n if (self.config.showMonths > 1 ||\n self.config.monthSelectorType === \"static\") {\n self.monthElements[i].textContent =\n monthToStr(d.getMonth(), self.config.shorthandCurrentMonth, self.l10n) + \" \";\n }\n else {\n self.monthsDropdownContainer.value = d.getMonth().toString();\n }\n yearElement.value = d.getFullYear().toString();\n });\n self._hidePrevMonthArrow =\n self.config.minDate !== undefined &&\n (self.currentYear === self.config.minDate.getFullYear()\n ? self.currentMonth <= self.config.minDate.getMonth()\n : self.currentYear < self.config.minDate.getFullYear());\n self._hideNextMonthArrow =\n self.config.maxDate !== undefined &&\n (self.currentYear === self.config.maxDate.getFullYear()\n ? self.currentMonth + 1 > self.config.maxDate.getMonth()\n : self.currentYear > self.config.maxDate.getFullYear());\n }\n function getDateStr(format) {\n return self.selectedDates\n .map(function (dObj) { return self.formatDate(dObj, format); })\n .filter(function (d, i, arr) {\n return self.config.mode !== \"range\" ||\n self.config.enableTime ||\n arr.indexOf(d) === i;\n })\n .join(self.config.mode !== \"range\"\n ? self.config.conjunction\n : self.l10n.rangeSeparator);\n }\n /**\n * Updates the values of inputs associated with the calendar\n */\n function updateValue(triggerChange) {\n if (triggerChange === void 0) { triggerChange = true; }\n if (self.mobileInput !== undefined && self.mobileFormatStr) {\n self.mobileInput.value =\n self.latestSelectedDateObj !== undefined\n ? self.formatDate(self.latestSelectedDateObj, self.mobileFormatStr)\n : \"\";\n }\n self.input.value = getDateStr(self.config.dateFormat);\n if (self.altInput !== undefined) {\n self.altInput.value = getDateStr(self.config.altFormat);\n }\n if (triggerChange !== false)\n triggerEvent(\"onValueUpdate\");\n }\n function onMonthNavClick(e) {\n var isPrevMonth = self.prevMonthNav.contains(e.target);\n var isNextMonth = self.nextMonthNav.contains(e.target);\n if (isPrevMonth || isNextMonth) {\n changeMonth(isPrevMonth ? -1 : 1);\n }\n else if (self.yearElements.indexOf(e.target) >= 0) {\n e.target.select();\n }\n else if (e.target.classList.contains(\"arrowUp\")) {\n self.changeYear(self.currentYear + 1);\n }\n else if (e.target.classList.contains(\"arrowDown\")) {\n self.changeYear(self.currentYear - 1);\n }\n }\n function timeWrapper(e) {\n e.preventDefault();\n var isKeyDown = e.type === \"keydown\", input = e.target;\n if (self.amPM !== undefined && e.target === self.amPM) {\n self.amPM.textContent =\n self.l10n.amPM[int(self.amPM.textContent === self.l10n.amPM[0])];\n }\n var min = parseFloat(input.getAttribute(\"min\")), max = parseFloat(input.getAttribute(\"max\")), step = parseFloat(input.getAttribute(\"step\")), curValue = parseInt(input.value, 10), delta = e.delta ||\n (isKeyDown ? (e.which === 38 ? 1 : -1) : 0);\n var newValue = curValue + step * delta;\n if (typeof input.value !== \"undefined\" && input.value.length === 2) {\n var isHourElem = input === self.hourElement, isMinuteElem = input === self.minuteElement;\n if (newValue < min) {\n newValue =\n max +\n newValue +\n int(!isHourElem) +\n (int(isHourElem) && int(!self.amPM));\n if (isMinuteElem)\n incrementNumInput(undefined, -1, self.hourElement);\n }\n else if (newValue > max) {\n newValue =\n input === self.hourElement ? newValue - max - int(!self.amPM) : min;\n if (isMinuteElem)\n incrementNumInput(undefined, 1, self.hourElement);\n }\n if (self.amPM &&\n isHourElem &&\n (step === 1\n ? newValue + curValue === 23\n : Math.abs(newValue - curValue) > step)) {\n self.amPM.textContent =\n self.l10n.amPM[int(self.amPM.textContent === self.l10n.amPM[0])];\n }\n input.value = pad(newValue);\n }\n }\n init();\n return self;\n }\n /* istanbul ignore next */\n function _flatpickr(nodeList, config) {\n // static list\n var nodes = Array.prototype.slice\n .call(nodeList)\n .filter(function (x) { return x instanceof HTMLElement; });\n var instances = [];\n for (var i = 0; i < nodes.length; i++) {\n var node = nodes[i];\n try {\n if (node.getAttribute(\"data-fp-omit\") !== null)\n continue;\n if (node._flatpickr !== undefined) {\n node._flatpickr.destroy();\n node._flatpickr = undefined;\n }\n node._flatpickr = FlatpickrInstance(node, config || {});\n instances.push(node._flatpickr);\n }\n catch (e) {\n console.error(e);\n }\n }\n return instances.length === 1 ? instances[0] : instances;\n }\n /* istanbul ignore next */\n if (typeof HTMLElement !== \"undefined\" &&\n typeof HTMLCollection !== \"undefined\" &&\n typeof NodeList !== \"undefined\") {\n // browser env\n HTMLCollection.prototype.flatpickr = NodeList.prototype.flatpickr = function (config) {\n return _flatpickr(this, config);\n };\n HTMLElement.prototype.flatpickr = function (config) {\n return _flatpickr([this], config);\n };\n }\n /* istanbul ignore next */\n var flatpickr = function (selector, config) {\n if (typeof selector === \"string\") {\n return _flatpickr(window.document.querySelectorAll(selector), config);\n }\n else if (selector instanceof Node) {\n return _flatpickr([selector], config);\n }\n else {\n return _flatpickr(selector, config);\n }\n };\n /* istanbul ignore next */\n flatpickr.defaultConfig = {};\n flatpickr.l10ns = {\n en: __assign({}, english),\n \"default\": __assign({}, english)\n };\n flatpickr.localize = function (l10n) {\n flatpickr.l10ns[\"default\"] = __assign({}, flatpickr.l10ns[\"default\"], l10n);\n };\n flatpickr.setDefaults = function (config) {\n flatpickr.defaultConfig = __assign({}, flatpickr.defaultConfig, config);\n };\n flatpickr.parseDate = createDateParser({});\n flatpickr.formatDate = createDateFormatter({});\n flatpickr.compareDates = compareDates;\n /* istanbul ignore next */\n if (typeof jQuery !== \"undefined\" && typeof jQuery.fn !== \"undefined\") {\n jQuery.fn.flatpickr = function (config) {\n return _flatpickr(this, config);\n };\n }\n // eslint-disable-next-line @typescript-eslint/camelcase\n Date.prototype.fp_incr = function (days) {\n return new Date(this.getFullYear(), this.getMonth(), this.getDate() + (typeof days === \"string\" ? parseInt(days, 10) : days));\n };\n if (typeof window !== \"undefined\") {\n window.flatpickr = flatpickr;\n }\n\n return flatpickr;\n\n}));\n","\n\n
    \n \n
    \n \n
    \n
    \n\n","\n\n
    \n\n \n\n
    \n\n \n\n {#if isNew}\n \n {:else}\n
    {clonedField.name}
    \n {/if}\n\n \n \n {#if clonedField.type === \"string\"}\n \n \n \n {:else if clonedField.type === \"bool\"}\n \n {:else if clonedField.type === \"datetime\"}\n \n \n {:else if clonedField.type === \"number\"}\n \n \n \n {:else if clonedField.type === \"reference\"}\n n.nodeKey()}\n textMember={n => n.name}\n bind:selected={clonedField.typeOptions.indexNodeKey} />\n\n n.nodeKey()}\n textMember={n => n.name}\n bind:selected={clonedField.typeOptions.reverseIndexNodeKeys} />\n\n \n\n {:else if clonedField.type.startsWith(\"array\")}\n \n \n {/if}\n\n \n\n \n \n \n \n\n
    \n\n","\n\n
    \n\n
    \n

    \n Settings \n

    \n \n \n {#if !record.isSingle}\n \n \n {/if}\n
    {record.nodeKey()}
    \n\n \n

    \n Fields {@html getIcon(\"plus\")}\n

    \n\n {#if record.fields.length > 0}\n \n \n \n \n \n \n \n \n \n \n {#each record.fields as field}\n \n \n \n \n \n \n {/each}\n \n
    NameTypeOptions
    \n
    {field.label}
    \n
    {field.name}
    \n     		{field.type}{@html getTypeOptions(field.typeOptions)}\n editField(field)}>{@html getIcon(\"edit\")}\n deleteField(field)}>{@html getIcon(\"trash\")}\n
    \n {:else}\n (no fields added)\n {/if}\n\n {#if editingField}\n \n \n \n {/if}\n\n

    \n Indexes \n

    \n\n {#each record.indexes as index}\n
    \n
    \n {index.name}\n editIndex(index)}>{@html getIcon(\"edit\")}\n
    \n
    \n records indexed: \n {getIndexAllowedRecords(index)}\n type: \n {index.indexType}\n
    \n
    \n map:\n {index.map}\n
    \n {#if index.filter}\n
    \n filter:\n {index.filter}\n
    \n {/if}\n
    \n {:else}\n
    \n No indexes added.\n
    \n {/each}\n\n
    \n\n\n","\n\n
    {label}
    \n\n\n","\n\n
    \n \n \n
    \n
    Records to Index
    \n {#each indexableRecords as rec}\n toggleAllowedRecord(rec)}/>\n {rec.node.name}\n {/each}\n
    \n\n\n \n\n \n \n \n\n \n\n\n","\n\n
    \n\n \n \n\n {#if !$store.currentNodeIsNew}\n \n {/if}\n \n\n {#if !!$store.errors && $store.errors.length > 0}\n
    \n \n
    \n {/if}\n \n \n
    Are you sure you want to delete {$store.currentNode.name} ?
    \n
    \n \n \n
    \n     \n
    \n\n","\n\n
    \n
    \n {#if $store.currentNode}\n \n {/if}\n
    \n
    \n {#if !$store.currentNode}\n

    :)

    \n {:else if $store.currentNode.type === \"record\"}\n \n {:else}\n \n {/if}\n
    \n
    \n\n\n","\n\n
    \n\n \n\n
    \n\n \n \n \n\n \n\n
    \n \n
    \n \n \n \n
    \n
    \n {#each initialOptions as option}\n {option.key} : {option.value} removeOption(option)}>{@html getIcon(\"trash-2\")}\n {/each}\n
    \n
    \n\n \n \n \n \n\n \n
    \n\n\n","\n\n

    Actions

    \n\n{#if actionsArray}\n\n \n \n \n \n \n \n \n \n \n \n {#each actionsArray as action}\n \n \n \n \n \n \n \n {/each}\n \n
    DescriptionBehaviour SourceBehaviour NameDefault Options
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    \n\n \n\n
    \n \n \n \n \n \n\n \n\n \n \n \n \n\n
    \n\n","\n\n

    Triggers

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    \n
    \n \n \n \n \n
    \n\n
    \n \n\n \n
    \n\n
    \n\n","\n\n
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    \n\n \n\n {#each permissionMatrix as permission}\n
    \n \n
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    \n\n","\n\n
    \n
    \n \n
    \n
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    \n
    \n\n\n\n","\n\n
    \n\n
    \n \n \n Backend\n \n \n Frontend\n \n
    \n\n
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    \n \n
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    \n \n
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    \n \n
    \n\n","\n\n
    \n\n\t{#await init}\n\t\n\t\t

    loading

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+ _bb.props.thenComponent,element); } else if(elseComponent && elseComponent._component) { currentComponent = _bb.hydrateComponent( - elseComponent,element); + _bb.props.elseComponent,element); } } diff --git a/packages/standard-components/src/Input.svelte b/packages/standard-components/src/Input.svelte index c87dc73ac3..645d885972 100644 --- a/packages/standard-components/src/Input.svelte +++ b/packages/standard-components/src/Input.svelte @@ -10,7 +10,7 @@ let actualValue = ""; const onchange = (ev) => { if(_bb) { - _bb.setStateFromBinding(_bb.bindings.value, ev.target.value); + _bb.setStateFromBinding(_bb.props.value, ev.target.value); } } diff --git a/packages/standard-components/src/Nav.svelte b/packages/standard-components/src/Nav.svelte index c4e4a4adeb..92b98eb601 100644 --- a/packages/standard-components/src/Nav.svelte +++ b/packages/standard-components/src/Nav.svelte @@ -54,7 +54,7 @@ const onSelectItem = (index) => () => { selectedIndex = index; if(!components[index]) { const comp = _bb.hydrateComponent( - items[index].component, componentElements[index]); + _bb.props.items[index].component, componentElements[index]); components[index] = comp; } } diff --git a/packages/standard-components/src/Panel.svelte b/packages/standard-components/src/Panel.svelte index 93c92f2e46..eb00ea2dd1 100644 --- a/packages/standard-components/src/Panel.svelte +++ b/packages/standard-components/src/Panel.svelte @@ -37,7 +37,7 @@ $: { }); if(_bb && component && componentElement && !componentInitialised) { - _bb.hydrateComponent(component, componentElement); + _bb.hydrateComponent(_bb.props.component, componentElement); componentInitialised = true; } diff --git a/packages/standard-components/src/Select.svelte b/packages/standard-components/src/Select.svelte index e764c35f86..bad0e0f225 100644 --- a/packages/standard-components/src/Select.svelte +++ b/packages/standard-components/src/Select.svelte @@ -11,7 +11,7 @@ let actualValue = ""; const onchange = (ev) => { if(_bb) { - _bb.setStateFromBinding(_bb.bindings.value, ev.target.value); + _bb.setStateFromBinding(_bb.props.value, ev.target.value); } } diff --git a/packages/standard-components/src/StackPanel.svelte b/packages/standard-components/src/StackPanel.svelte index 5665405bb7..8dc756c510 100644 --- a/packages/standard-components/src/StackPanel.svelte +++ b/packages/standard-components/src/StackPanel.svelte @@ -44,7 +44,7 @@ $: { for(let el in staticHtmlElements) { staticComponents[el] = _bb.hydrateComponent( - children[el].control, + _bb.props.children[el].control, staticHtmlElements[el] ); } @@ -62,7 +62,7 @@ $: { let index = 0; for(let d in dataBoundElements) { _bb.hydrateComponent( - dataItemComponent, + _bb.props.dataItemComponent, dataBoundElements[d], data[parseInt(d)] ); diff --git a/packages/standard-components/src/Table.svelte b/packages/standard-components/src/Table.svelte index 06dc65f5d4..cf8432f4eb 100644 --- a/packages/standard-components/src/Table.svelte +++ b/packages/standard-components/src/Table.svelte @@ -17,7 +17,7 @@ const rowClickHandler = (row) => () => { const cellValue = (colIndex, row) => { const val = _bb.getStateOrValue( - _bb.bindings.columns[colIndex].value + _bb.props.columns[colIndex].value , row) return val; } diff --git a/packages/standard-components/src/Textbox.svelte b/packages/standard-components/src/Textbox.svelte index c38a20c194..952843e1bf 100644 --- a/packages/standard-components/src/Textbox.svelte +++ b/packages/standard-components/src/Textbox.svelte @@ -10,7 +10,7 @@ let actualValue = ""; const onchange = (ev) => { if(_bb) { - _bb.setStateFromBinding(_bb.bindings.value, ev.target.value); + _bb.setStateFromBinding(_bb.props.value, ev.target.value); } } diff --git a/packages/standard-components/src/button.svelte b/packages/standard-components/src/button.svelte index cfb8a0cee5..c7956425a2 100644 --- a/packages/standard-components/src/button.svelte +++ b/packages/standard-components/src/button.svelte @@ -38,7 +38,7 @@ const createClasses = (classes) => { $:{ if(_bb && contentComponentContainer && contentComponent._component) - _bb.hydrateComponent(contentComponent, contentComponentContainer); + _bb.hydrateComponent(_bb.props.contentComponent, contentComponentContainer); cssVariables = { hoverColor, hoverBorder,