d7f42bfbe6
BREAKING CHANGE: `NgProbeToken` has been removed from `@angular/platform-browser` as it was deprecated since v4. Import it from `@angular/core` instead. PR Close #18760
52 lines
1.5 KiB
TypeScript
52 lines
1.5 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 * as core from '@angular/core';
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import {exportNgVar} from '../util';
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const CORE_TOKENS = {
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'ApplicationRef': core.ApplicationRef,
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'NgZone': core.NgZone,
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};
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const INSPECT_GLOBAL_NAME = 'probe';
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const CORE_TOKENS_GLOBAL_NAME = 'coreTokens';
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/**
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* Returns a {@link DebugElement} for the given native DOM element, or
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* null if the given native element does not have an Angular view associated
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* with it.
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*/
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export function inspectNativeElement(element: any): core.DebugNode|null {
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return core.getDebugNode(element);
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}
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export function _createNgProbe(coreTokens: core.NgProbeToken[]): any {
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exportNgVar(INSPECT_GLOBAL_NAME, inspectNativeElement);
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exportNgVar(CORE_TOKENS_GLOBAL_NAME, {...CORE_TOKENS, ..._ngProbeTokensToMap(coreTokens || [])});
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return () => inspectNativeElement;
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}
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function _ngProbeTokensToMap(tokens: core.NgProbeToken[]): {[name: string]: any} {
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return tokens.reduce((prev: any, t: any) => (prev[t.name] = t.token, prev), {});
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}
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/**
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* Providers which support debugging Angular applications (e.g. via `ng.probe`).
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*/
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export const ELEMENT_PROBE_PROVIDERS: core.Provider[] = [
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{
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provide: core.APP_INITIALIZER,
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useFactory: _createNgProbe,
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deps: [
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[core.NgProbeToken, new core.Optional()],
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],
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multi: true,
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},
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];
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