@angular/core
Version:
Angular - the core framework
35 lines • 4.28 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { InjectFlags } from '../di/interface/injector';
import { ElementRef as ViewEngine_ElementRef } from '../linker/element_ref';
import { TemplateRef as ViewEngine_TemplateRef } from '../linker/template_ref';
import { createTemplateRef, injectChangeDetectorRef } from './view_engine_compatibility';
/**
* Retrieves `TemplateRef` instance from `Injector` when a local reference is placed on the
* `<ng-template>` element.
*
* @codeGenApi
*/
export function ɵɵtemplateRefExtractor(tNode, currentView) {
return createTemplateRef(ViewEngine_TemplateRef, ViewEngine_ElementRef, tNode, currentView);
}
/**
* Returns the appropriate `ChangeDetectorRef` for a pipe.
*
* @codeGenApi
*/
export function ɵɵinjectPipeChangeDetectorRef(flags = InjectFlags.Default) {
const value = injectChangeDetectorRef(true);
if (value == null && !(flags & InjectFlags.Optional)) {
throw new Error(`No provider for ChangeDetectorRef!`);
}
else {
return value;
}
}
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