handle no data scenario

packages/standard-components/src/DataGrid/Component.svelte

@@ -1,8 +1,9 @@
 <script>
-  // Import valueSetters
+  // Import valueSetters and custom renderers
   import { number } from "./valueSetters"
   import { booleanRenderer } from "./customRenderer"
 
+  // These maps need to be set up to handle whatever types that are used in the models.
   const setters = new Map([["number", number]])
   const renderers = new Map([["boolean", booleanRenderer]])
 
@@ -27,8 +28,6 @@
     console.log(schema)
     if (!isEmpty(datasource)) {
       data = await fetchData(datasource)
-      if (data) {
-        // Construct column definitions
       columnDefs = Object.keys(schema).map(key => {
         return {
           valueSetter: setters.get(schema[key].type),
@@ -41,7 +40,6 @@
         }
       })
     }
-    }
     dataLoaded = true
   })