/** * @license * Copyright Google Inc. All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ import {ɵLifecycleHooks, ɵreflector} from '@angular/core'; export function hasLifecycleHook(hook: ɵLifecycleHooks, token: any): boolean { return ɵreflector.hasLifecycleHook(token, getHookName(hook)); } function getHookName(hook: ɵLifecycleHooks): string { switch (hook) { case ɵLifecycleHooks.OnInit: return 'ngOnInit'; case ɵLifecycleHooks.OnDestroy: return 'ngOnDestroy'; case ɵLifecycleHooks.DoCheck: return 'ngDoCheck'; case ɵLifecycleHooks.OnChanges: return 'ngOnChanges'; case ɵLifecycleHooks.AfterContentInit: return 'ngAfterContentInit'; case ɵLifecycleHooks.AfterContentChecked: return 'ngAfterContentChecked'; case ɵLifecycleHooks.AfterViewInit: return 'ngAfterViewInit'; case ɵLifecycleHooks.AfterViewChecked: return 'ngAfterViewChecked'; } }