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

Reactive Extensions for modern JavaScript

import { Observable } from '../../Observable';
import { mergeAll, MergeAllSignature } from '../../operator/mergeAll';

Observable.prototype.mergeAll = mergeAll;

declare module '../../Observable' {
  interface Observable<T> {
    mergeAll: MergeAllSignature<T>;
  }
}