@angular/router
Version:
Angular - the routing library
16 lines (15 loc) • 721 B
TypeScript
/**
* @license
* Copyright Google Inc. 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 { MonoTypeOperatorFunction, ObservableInput } from 'rxjs';
/**
* Perform a side effect through a switchMap for every emission on the source Observable,
* but return an Observable that is identical to the source. It's essentially the same as
* the `tap` operator, but if the side effectful `next` function returns an ObservableInput,
* it will wait before continuing with the original value.
*/
export declare function switchTap<T>(next: (x: T) => void | ObservableInput<any>): MonoTypeOperatorFunction<T>;