///
module Rx {
export interface Observable {
/**
* Returns the values from the source observable sequence until the other observable sequence produces a value.
* @param {Observable | Promise} other Observable sequence or Promise that terminates propagation of elements of the source sequence.
* @returns {Observable} An observable sequence containing the elements of the source sequence up to the point the other sequence interrupted further propagation.
*/
takeUntil(other: ObservableOrPromise): Observable;
}
}
(function() {
var o: Rx.Observable;
var o2: Rx.Observable;
o = o.skipUntil(o2);
});