d1ea1f4c7f
Update the license headers throughout the repository to reference Google LLC rather than Google Inc, for the required license headers. PR Close #37205
64 lines
2.0 KiB
TypeScript
64 lines
2.0 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC 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 {APP_INITIALIZER, ApplicationRef, DebugNode, NgProbeToken, NgZone, Optional, Provider, ɵgetDebugNodeR2} from '@angular/core';
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import {exportNgVar} from '../util';
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const CORE_TOKENS = (() => ({
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'ApplicationRef': ApplicationRef,
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'NgZone': 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 inspectNativeElementR2(element: any): DebugNode|null {
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return ɵgetDebugNodeR2(element);
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}
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export function _createNgProbeR2(coreTokens: NgProbeToken[]): any {
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exportNgVar(INSPECT_GLOBAL_NAME, inspectNativeElementR2);
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exportNgVar(CORE_TOKENS_GLOBAL_NAME, {...CORE_TOKENS, ..._ngProbeTokensToMap(coreTokens || [])});
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return () => inspectNativeElementR2;
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}
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function _ngProbeTokensToMap(tokens: 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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* In Ivy, we don't support NgProbe because we have our own set of testing utilities
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* with more robust functionality.
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*
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* We shouldn't bring in NgProbe because it prevents DebugNode and friends from
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* tree-shaking properly.
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*/
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export const ELEMENT_PROBE_PROVIDERS__POST_R3__ = [];
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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__PRE_R3__: Provider[] = [
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{
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provide: APP_INITIALIZER,
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useFactory: _createNgProbeR2,
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deps: [
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[NgProbeToken, new Optional()],
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],
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multi: true,
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},
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];
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export const ELEMENT_PROBE_PROVIDERS = ELEMENT_PROBE_PROVIDERS__PRE_R3__;
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