fix(Repeat): ignore changes after unsubscribe

fixes aurelia/templating-binding#78
aurelia · Apr 14, 2016 · 96b721f · 96b721f
1 parent 2d4ccc5
commit 96b721f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/repeat.js b/src/repeat.js
@@ -148,13 +148,19 @@ export class Repeat extends AbstractRepeater {
   * Invoked when the underlying collection changes.
   */
   handleCollectionMutated(collection, changes) {
+    if (!this.collectionObserver) {
+      return;
+    }
     this.strategy.instanceMutated(this, collection, changes);
   }
 
   /**
   * Invoked when the underlying inner collection changes.
   */
   handleInnerCollectionMutated(collection, changes) {
+    if (!this.collectionObserver) {
+      return;
+    }
     // guard against source expressions that have observable side-effects that could
     // cause an infinite loop- eg a value converter that mutates the source array.
     if (this.ignoreMutation) {