fix(core): ViewContainerRef.indexOf doesn't throw error when empty (#…

…13220) PR Close #13220
angular · Jan 29, 2017 · a277e97 · a277e97 · IgorMinar · Feb 1, 2017
1 parent 9e5617e
commit a277e97
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/modules/@angular/core/src/linker/view_container_ref.ts b/modules/@angular/core/src/linker/view_container_ref.ts
@@ -186,7 +186,8 @@ export class ViewContainerRef_ implements ViewContainerRef {
   }
 
   indexOf(viewRef: ViewRef): number {
-    return this._element.nestedViews.indexOf((<ViewRef_<any>>viewRef).internalView);
+    return this.length ? this._element.nestedViews.indexOf((<ViewRef_<any>>viewRef).internalView) :
+                         -1;
   }
 
   /** @internal */
@@ -213,7 +214,7 @@ export class ViewContainerRef_ implements ViewContainerRef {
     return wtfLeave(s, view.ref);
   }
 
-  clear() {
+  clear(): void {
     for (let i = this.length - 1; i >= 0; i--) {
       this.remove(i);
     }