Warn visibly when extensions break Draft

Summary: Content to be finalized, but I think this suffices for an employee test.

Reviewed By: flarnie

Differential Revision: D9492642

fbshipit-source-id: bf8cbcc1d590ab27643d2b4b9d3cf4171d3409a1

src/component/base/DraftEditor.react.js

@@ -25,7 +25,7 @@ const DraftEditorContents = require('DraftEditorContents.react');
 const DraftEditorDragHandler = require('DraftEditorDragHandler');
 const DraftEditorEditHandler = require('DraftEditorEditHandler');
 const DraftEditorPlaceholder = require('DraftEditorPlaceholder.react');
-const DraftODS = require('DraftODS');
+const DraftEffects = require('DraftEffects');
 const EditorState = require('EditorState');
 const React = require('React');
 const ReactDOM = require('ReactDOM');
@@ -431,7 +431,7 @@ class DraftEditor extends React.Component<DraftEditorProps, State> {
     this._blockSelectEvents = false;
     if (!didInitODS && gkx('draft_ods_enabled')) {
       didInitODS = true;
-      DraftODS.init();
+      DraftEffects.initODS();
     }
     this.setMode('edit');
 

src/component/selection/setDraftEditorSelection.js

@@ -14,6 +14,7 @@
 
 import type SelectionState from 'SelectionState';
 
+const DraftEffects = require('DraftEffects');
 const DraftJsDebugLogging = require('DraftJsDebugLogging');
 
 const containsNode = require('containsNode');
@@ -323,6 +324,7 @@ function addPointToSelection(
       extraParams: JSON.stringify({offset: offset}),
       selectionState: JSON.stringify(selectionState.toJS()),
     });
+    DraftEffects.handleExtensionCausedError();
   }
   range.setStart(node, offset);
   selection.addRange(range);

src/stubs/DraftODS.js → src/stubs/DraftEffects.js

@@ -11,5 +11,6 @@
 'use strict';
 
 module.exports = {
-  init: function() {},
+  initODS: function() {},
+  handleExtensionCausedError: function() {},
 };