75 lines
2.3 KiB
TypeScript
75 lines
2.3 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 {ApplicationRef, DebugNode, NgZone, Optional, Provider, RootRenderer, getDebugNode, isDevMode} from '@angular/core';
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import {DebugDomRootRenderer} from '../../../core_private';
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import {StringMapWrapper} from '../../facade/collection';
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import {getDOM} from '../dom_adapter';
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import {DomRootRenderer} from '../dom_renderer';
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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 = 'ng.probe';
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const CORE_TOKENS_GLOBAL_NAME = 'ng.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 /** TODO #9100 */): DebugNode {
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return getDebugNode(element);
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}
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/**
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* @experimental
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*/
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export class NgProbeToken {
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constructor(private name: string, private token: any) {}
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}
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export function _createConditionalRootRenderer(
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rootRenderer: any /** TODO #9100 */, extraTokens: NgProbeToken[]) {
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if (isDevMode()) {
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return _createRootRenderer(rootRenderer, extraTokens);
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}
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return rootRenderer;
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}
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function _createRootRenderer(rootRenderer: any /** TODO #9100 */, extraTokens: NgProbeToken[]) {
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getDOM().setGlobalVar(INSPECT_GLOBAL_NAME, inspectNativeElement);
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getDOM().setGlobalVar(
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CORE_TOKENS_GLOBAL_NAME,
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StringMapWrapper.merge(CORE_TOKENS, _ngProbeTokensToMap(extraTokens || [])));
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return new DebugDomRootRenderer(rootRenderer);
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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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* Providers which support debugging Angular applications (e.g. via `ng.probe`).
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*/
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export const ELEMENT_PROBE_PROVIDERS: Provider[] = [{
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provide: RootRenderer,
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useFactory: _createConditionalRootRenderer,
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deps: [DomRootRenderer, [NgProbeToken, new Optional()]]
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}];
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export const ELEMENT_PROBE_PROVIDERS_PROD_MODE: any[] = [{
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provide: RootRenderer,
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useFactory: _createRootRenderer,
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deps: [DomRootRenderer, [NgProbeToken, new Optional()]]
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}];
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