// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-map-iterable description: > Closes iterator if item first entry completes abruptly. info: | Map ( [ iterable ] ) ... 9. Repeat ... d. Let nextItem be IteratorValue(next). ... g. Let k be Get(nextItem, "0"). h. If k is an abrupt completion, return IteratorClose(iter, k). ... features: [Symbol.iterator] ---*/ var count = 0; var item = ['foo', 'bar']; Object.defineProperty(item, 0, { get: function() { throw new Test262Error(); } }); var iterable = {}; iterable[Symbol.iterator] = function() { return { next: function() { return { value: item, done: false }; }, return: function() { count++; } }; }; assert.throws(Test262Error, function() { new Map(iterable); }); assert.sameValue(count, 1, 'The get error closed the iterator'); reportCompare(0, 0);