///
module Rx {
export interface Observable {
/**
* Propagates the observable sequence or Promise that reacts first.
* @param {Observable} rightSource Second observable sequence or Promise.
* @returns {Observable} {Observable} An observable sequence that surfaces either of the given sequences, whichever reacted first.
*/
amb(observable: ObservableOrPromise): Observable;
}
}
(function() {
var r : Rx.Observable;
var o : Rx.Observable;
var io : Rx.IObservable;
var p : Rx.Promise;
r = r.amb(o);
r = r.amb(io);
r = r.amb(p);
});