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

Reactive Extensions for modern JavaScript

import { Observable } from '../../Observable';
import { _finally, FinallySignature } from '../../operator/finally';

Observable.prototype.finally = _finally;
Observable.prototype._finally = _finally;

declare module '../../Observable' {
  interface Observable<T> {
    finally: FinallySignature<T>;
    _finally: FinallySignature<T>;
  }
}