// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 13.6.4.13 description: > If an iterator's `return` method returns a non-Object value, a TypeError should be thrown. features: [Symbol.iterator] ---*/ var iterable = {}; var iterationCount = 0; iterable[Symbol.iterator] = function() { return { next: function() { return { done: false, value: null }; }, return: function() { return 0; } }; }; assert.throws(TypeError, function() { for (var x of iterable) { iterationCount += 1; break; } }); assert.sameValue(iterationCount, 1, 'The loop body is evaluated'); reportCompare(0, 0);