///
module Rx {
export interface Observable {
/**
* Determines whether two sequences are equal by comparing the elements pairwise using a specified equality comparer.
*
* @example
* var res = res = source.sequenceEqual([1,2,3]);
* var res = res = source.sequenceEqual([{ value: 42 }], function (x, y) { return x.value === y.value; });
* 3 - res = source.sequenceEqual(Rx.Observable.returnValue(42));
* 4 - res = source.sequenceEqual(Rx.Observable.returnValue({ value: 42 }), function (x, y) { return x.value === y.value; });
* @param {Observable} second Second observable sequence or array to compare.
* @param {Function} [comparer] Comparer used to compare elements of both sequences.
* @returns {Observable} An observable sequence that contains a single element which indicates whether both sequences are of equal length and their corresponding elements are equal according to the specified equality comparer.
*/
sequenceEqual(second: ObservableOrPromise | ArrayOrIterable, comparer?: _Comparer): Observable;
/**
* Determines whether two sequences are equal by comparing the elements pairwise using a specified equality comparer.
*
* @example
* var res = res = source.sequenceEqual([1,2,3]);
* var res = res = source.sequenceEqual([{ value: 42 }], function (x, y) { return x.value === y.value; });
* 3 - res = source.sequenceEqual(Rx.Observable.returnValue(42));
* 4 - res = source.sequenceEqual(Rx.Observable.returnValue({ value: 42 }), function (x, y) { return x.value === y.value; });
* @param {Observable} second Second observable sequence or array to compare.
* @param {Function} [comparer] Comparer used to compare elements of both sequences.
* @returns {Observable} An observable sequence that contains a single element which indicates whether both sequences are of equal length and their corresponding elements are equal according to the specified equality comparer.
*/
sequenceEqual(second: ObservableOrPromise | ArrayOrIterable, comparer: _Comparer): Observable;
}
}
(function () {
var o : Rx.Observable;
var o2 : Rx.Observable;
var b : Rx.Observable;
b = o.sequenceEqual(o2);
});