// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

// https://bugzilla.mozilla.org/show_bug.cgi?id=757410

js> version(180)
180
js> function gen() {
  > [yield 1];
  > ({x: yield 2});
  > }
js> var g = gen()
js> g.next() == 1 && g.next() == 2
true
js> try {g.next()} catch(e) {e instanceof StopIteration}
true
