fixed showing message senders if there are comments in scripts

HISTORY.md

@@ -4,9 +4,13 @@
 
 * **Documentation Updates:**
     * Reference manual update
+* **Notable Fixes:**
+    * fixed showing message senders if there are comments in scripts
+
 
 ### 2020-10-09
 * new dev version
+* objects: fixed showing message senders if there are comments in scripts
 
 ## 6.2.3
 * **Notable Fixes:**

snap.html

@@ -10,7 +10,7 @@
         <script src="src/widgets.js?version=2020-10-06"></script>
         <script src="src/blocks.js?version=2020-10-09"></script>
         <script src="src/threads.js?version=2020-10-08"></script>
-        <script src="src/objects.js?version=2020-10-06"></script>
+        <script src="src/objects.js?version=2020-10-09"></script>
         <script src="src/gui.js?version=2020-10-09"></script>
         <script src="src/paint.js?version=2020-05-17"></script>
         <script src="src/lists.js?version=2020-07-01"></script>

src/objects.js

@@ -84,7 +84,7 @@ BlockEditorMorph, BlockDialogMorph, PrototypeHatBlockMorph,  BooleanSlotMorph,
 localize, TableMorph, TableFrameMorph, normalizeCanvas, VectorPaintEditorMorph,
 AlignmentMorph, Process, WorldMap, copyCanvas, useBlurredShadows*/
 
-modules.objects = '2020-October-06';
+modules.objects = '2020-October-09';
 
 var SpriteMorph;
 var StageMorph;
@@ -5775,7 +5775,7 @@ SpriteMorph.prototype.allMessageNames = function () {
 
 SpriteMorph.prototype.allSendersOf = function (message, receiverName, known) {
     return this.allScripts().filter(script =>
-        script.isSending(message, receiverName, known)
+        script.isSending && script.isSending(message, receiverName, known)
     );
 };