// Copyright 2016 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.functioniterable(done){return{[Symbol.iterator]:function(){return{next:function(){if(done)return{done:true};done=true;return{value:42,done:false};}}}}}var[...result]=iterable(true);assertEquals([],result);var[...result]=iterable(false);assertEquals([42],result);