angular2
Version:
Angular 2 - a web framework for modern web apps
30 lines • 4.18 kB
JavaScript
;"use strict";
var lang_1 = require('angular2/src/facade/lang');
var lifecycle_hooks_1 = require('angular2/src/core/metadata/lifecycle_hooks');
function hasLifecycleHook(lcInterface, token) {
if (!(token instanceof lang_1.Type))
return false;
var proto = token.prototype;
switch (lcInterface) {
case lifecycle_hooks_1.LifecycleHooks.AfterContentInit:
return !!proto.ngAfterContentInit;
case lifecycle_hooks_1.LifecycleHooks.AfterContentChecked:
return !!proto.ngAfterContentChecked;
case lifecycle_hooks_1.LifecycleHooks.AfterViewInit:
return !!proto.ngAfterViewInit;
case lifecycle_hooks_1.LifecycleHooks.AfterViewChecked:
return !!proto.ngAfterViewChecked;
case lifecycle_hooks_1.LifecycleHooks.OnChanges:
return !!proto.ngOnChanges;
case lifecycle_hooks_1.LifecycleHooks.DoCheck:
return !!proto.ngDoCheck;
case lifecycle_hooks_1.LifecycleHooks.OnDestroy:
return !!proto.ngOnDestroy;
case lifecycle_hooks_1.LifecycleHooks.OnInit:
return !!proto.ngOnInit;
default:
return false;
}
}
exports.hasLifecycleHook = hasLifecycleHook;
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