/// module Rx { export interface ObservableStatic { /** * Constructs an observable sequence that depends on a resource object, whose lifetime is tied to the resulting observable sequence's lifetime. * @param {Function} resourceFactory Factory function to obtain a resource object. * @param {Function} observableFactory Factory function to obtain an observable sequence that depends on the obtained resource. * @returns {Observable} An observable sequence whose lifetime controls the lifetime of the dependent resource object. */ using(resourceFactory: () => TResource, observableFactory: (resource: TResource) => Observable): Observable; } } (function () { var s : Rx.Observable; var r : Rx.Disposable; s = Rx.Observable.using(() => r, () => s); });