rxjs-es/src/add/operator/switchMapTo.ts

Reactive Extensions for modern JavaScript

import { Observable } from '../../Observable';
import { switchMapTo, SwitchMapToSignature } from '../../operator/switchMapTo';

Observable.prototype.switchMapTo = switchMapTo;

declare module '../../Observable' {
  interface Observable<T> {
    switchMapTo: SwitchMapToSignature<T>;
  }
}