fix(animations): do not throw errors when a destroyed component is animated (#23836)

PR Close #23836
2018-05-10 15:57:58 -07:00
parent 474dbf09ec
commit d2a86872a9
2 changed files with 12 additions and 2 deletions
--- a/packages/animations/browser/src/render/transition_animation_engine.ts
+++ b/packages/animations/browser/src/render/transition_animation_engine.ts
@ -649,8 +649,11 @@ export class TransitionAnimationEngine {

  trigger(namespaceId: string, element: any, name: string, value: any): boolean {
    if (isElementNode(element)) {
-      this._fetchNamespace(namespaceId).trigger(element, name, value);
-      return true;
+      const ns = this._fetchNamespace(namespaceId);
+      if (ns) {
+        ns.trigger(element, name, value);
+        return true;
+      }
    }
    return false;
  }