Remove over-engineering index.js for Draftail sources folder

client/src/components/Draftail/index.js

@@ -6,12 +6,16 @@ import { IS_IE11 } from '../../config/wagtailConfig';
 
 import Icon from '../Icon/Icon';
 
-import sources from './sources';
 import Link from './decorators/Link';
 import Document from './decorators/Document';
 import ImageBlock from './blocks/ImageBlock';
 import EmbedBlock from './blocks/EmbedBlock';
 
+import LinkSource from './sources/LinkSource';
+import DocumentSource from './sources/DocumentSource';
+import ImageSource from './sources/ImageSource';
+import EmbedSource from './sources/EmbedSource';
+
 import registry from './registry';
 
 const wrapWagtailIcon = type => {
@@ -82,7 +86,12 @@ export const initEditor = (fieldName, options = {}) => {
   ReactDOM.render(editor, editorWrapper);
 };
 
-registry.registerSources(sources);
+registry.registerSources({
+  LinkSource,
+  DocumentSource,
+  ImageSource,
+  EmbedSource,
+});
 registry.registerDecorators({
   Link,
   Document,

client/src/components/Draftail/sources/index.js

@@ -1,14 +0,0 @@
-import LinkSource from './LinkSource';
-import ImageSource from './ImageSource';
-import DocumentSource from './DocumentSource';
-import EmbedSource from './EmbedSource';
-
-/**
- * Mapping object from name to component.
- */
-export default {
-  LinkSource,
-  ImageSource,
-  DocumentSource,
-  EmbedSource,
-};

client/src/components/Draftail/sources/index.test.js

@@ -1,7 +0,0 @@
-import sources from './index';
-
-describe('sources', () => {
-  it('exists', () => {
-    expect(sources).toBeInstanceOf(Object);
-  });
-});