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refactor(upgrade): allow Closure advanced optimizations in `UpgradeComponent` (#13629) 

Get rid of the dynamic invocation style used in `callLifecycleHook()`, which
would break under Closure Compiler's advanced optimizations.
Related to https://github.com/angular/angular/pull/13020#discussion_r93492935.

PR Close #13629
This commit is contained in:
Georgios Kalpakas 2016-12-22 12:17:49 +02:00 committed by Miško Hevery
parent a277e97dd7
commit 00979838ef
1 changed files with 13 additions and 11 deletions
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24
modules/@angular/upgrade/src/aot/upgrade_component.ts
View File

@ -167,10 +167,12 @@ export class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnDestroy {
});
}
this.callLifecycleHook('$onInit', this.controllerInstance);
if (this.controllerInstance && isFunction(this.controllerInstance.$onInit)) {
this.controllerInstance.$onInit();
}
if (this.controllerInstance && isFunction(this.controllerInstance.$doCheck)) {
const callDoCheck = () => this.callLifecycleHook('$doCheck', this.controllerInstance);
const callDoCheck = () => this.controllerInstance.$doCheck();
this.$componentScope.$parent.$watch(callDoCheck);
callDoCheck();
@ -200,7 +202,9 @@ export class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnDestroy {
postLink(this.$componentScope, this.$element, attrs, requiredControllers, transcludeFn);
}
this.callLifecycleHook('$postLink', this.controllerInstance);
if (this.controllerInstance && isFunction(this.controllerInstance.$postLink)) {
this.controllerInstance.$postLink();
}
}
ngOnChanges(changes: SimpleChanges) {
@ -208,7 +212,9 @@ export class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnDestroy {
Object.keys(changes).forEach(
propName => this.bindingDestination[propName] = changes[propName].currentValue);
this.callLifecycleHook('$onChanges', this.bindingDestination, changes);
if (isFunction(this.bindingDestination.$onChanges)) {
this.bindingDestination.$onChanges(changes);
}
}
ngDoCheck() {
@ -231,16 +237,12 @@ export class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnDestroy {
}
ngOnDestroy() {
this.callLifecycleHook('$onDestroy', this.controllerInstance);
if (this.controllerInstance && isFunction(this.controllerInstance.$onDestroy)) {
this.controllerInstance.$onDestroy();
}
this.$componentScope.$destroy();
}
private callLifecycleHook(method: LifecycleHook, context: IBindingDestination, arg?: any) {
if (context && isFunction(context[method])) {
context[method](arg);
}
}
private getDirective(name: string): angular.IDirective {
const directives: angular.IDirective[] = this.$injector.get(name + 'Directive');
if (directives.length > 1) {