42 lines
1.6 KiB
TypeScript
42 lines
1.6 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {OnInit, OnDestroy, DoCheck, OnChanges, AfterContentInit, AfterContentChecked, AfterViewInit, AfterViewChecked,} from '@angular/core';
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import {reflector, LifecycleHooks} from '../core_private';
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import {Type} from './facade/lang';
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import {MapWrapper} from './facade/collection';
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const LIFECYCLE_INTERFACES: Map<any, Type> = MapWrapper.createFromPairs([
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[LifecycleHooks.OnInit, OnInit],
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[LifecycleHooks.OnDestroy, OnDestroy],
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[LifecycleHooks.DoCheck, DoCheck],
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[LifecycleHooks.OnChanges, OnChanges],
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[LifecycleHooks.AfterContentInit, AfterContentInit],
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[LifecycleHooks.AfterContentChecked, AfterContentChecked],
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[LifecycleHooks.AfterViewInit, AfterViewInit],
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[LifecycleHooks.AfterViewChecked, AfterViewChecked],
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]);
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const LIFECYCLE_PROPS: Map<any, string> = MapWrapper.createFromPairs([
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[LifecycleHooks.OnInit, 'ngOnInit'],
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[LifecycleHooks.OnDestroy, 'ngOnDestroy'],
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[LifecycleHooks.DoCheck, 'ngDoCheck'],
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[LifecycleHooks.OnChanges, 'ngOnChanges'],
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[LifecycleHooks.AfterContentInit, 'ngAfterContentInit'],
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[LifecycleHooks.AfterContentChecked, 'ngAfterContentChecked'],
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[LifecycleHooks.AfterViewInit, 'ngAfterViewInit'],
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[LifecycleHooks.AfterViewChecked, 'ngAfterViewChecked'],
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]);
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export function hasLifecycleHook(hook: LifecycleHooks, token: any): boolean {
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var lcInterface = LIFECYCLE_INTERFACES.get(hook);
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var lcProp = LIFECYCLE_PROPS.get(hook);
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return reflector.hasLifecycleHook(token, lcInterface, lcProp);
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}
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