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fix(NgSwitch): display deprecation message only once

This commit is contained in:
Victor Berchet 2016-06-22 14:48:50 -07:00
parent 638fd744aa
commit 398060d5ff
1 changed files with 5 additions and 5 deletions
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10
modules/@angular/common/src/directives/ng_switch.ts
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@ -5,6 +5,9 @@ import {isBlank, isPresent, normalizeBlank} from '../facade/lang';
const _CASE_DEFAULT = /*@ts2dart_const*/ new Object();
// TODO: remove when fully deprecated
let _warned: boolean = false;
export class SwitchView {
constructor(
private _viewContainerRef: ViewContainerRef, private _templateRef: TemplateRef<Object>) {}
@ -179,9 +182,6 @@ export class NgSwitchCase {
_value: any = _CASE_DEFAULT;
/** @internal */
_view: SwitchView;
// TODO: remove when fully deprecated
/** @internal */
_warned: boolean;
private _switch: NgSwitch;
constructor(
@ -197,8 +197,8 @@ export class NgSwitchCase {
}
set ngSwitchWhen(value: any) {
if (!this._warned) {
this._warned = true;
if (!_warned) {
_warned = true;
console.warn('*ngSwitchWhen is deprecated and will be removed. Use *ngSwitchCase instead');
}
this._switch._onCaseValueChanged(this._value, value, this._view);