Adding a getManifest function to string templates.

packages/string-templates/README.md

@@ -75,6 +75,7 @@ specifiers so that it is safe for use in Handlebars. Ideally this function shoul
 being accessed, for example `[Table 1].[property name]` is the syntax that is required for Handlebars. 
 6. `isValid` - `(string)` - checks the given string for any templates and provides a boolean stating whether it is a valid
 template.
+7. `getManifest` - returns the manifest JSON which has been generated for the helpers, describing them and their params.
 
 ## Development
 This library is built with [Rollup](https://rollupjs.org/guide/en/) as many of the packages built by Budibase are. We have

packages/string-templates/src/index.js

@@ -3,6 +3,7 @@ const { registerAll } = require("./helpers/index")
 const processors = require("./processors")
 const { cloneDeep } = require("lodash/fp")
 const { removeNull, addConstants } = require("./utilities")
+const manifest = require("../manifest.json")
 
 const hbsInstance = handlebars.create()
 registerAll(hbsInstance)
@@ -118,3 +119,12 @@ module.exports.isValid = string => {
     return false
   }
 }
+
+/**
+ * We have generated a static manifest file from the helpers that this string templating package makes use of.
+ * This manifest provides information about each of the helpers and how it can be used.
+ * @returns The manifest JSON which has been generated from the helpers.
+ */
+module.exports.getManifest = () => {
+  return manifest
+}

packages/string-templates/test/basic.spec.js

@@ -3,6 +3,7 @@ const {
   processString,
   isValid,
   makePropSafe,
+  getManifest,
 } = require("../src/index")
 
 describe("Test that the string processing works correctly", () => {
@@ -101,3 +102,11 @@ describe("check the utility functions", () => {
     expect(property).toEqual("[thing]")
   })
 })
+
+describe("check manifest", () => {
+  it("should be able to retrieve the manifest", () => {
+    const manifest = getManifest()
+    expect(manifest.math).not.toBeNull()
+    expect(manifest.math.abs.description).toBe("Return the magnitude of `a`.")
+  })
+})