// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 12.2.6.9 description: > Assignment of function `name` attribute (CoverParenthesizedExpression) info: | 6. If IsAnonymousFunctionDefinition(AssignmentExpression) is true, then a. Let hasNameProperty be HasOwnProperty(propValue, "name"). b. ReturnIfAbrupt(hasNameProperty). c. If hasNameProperty is false, perform SetFunctionName(propValue, propKey). includes: [propertyHelper.js] features: [Symbol] ---*/ var namedSym = Symbol('test262'); var anonSym = Symbol(); var o; o = { xId: (0, function() {}), id: (function() {}), [anonSym]: (function() {}), [namedSym]: (function() {}) }; assert(o.xId.name !== 'xId'); assert.sameValue(o.id.name, 'id', 'via IdentifierName'); verifyNotEnumerable(o.id, 'name'); verifyNotWritable(o.id, 'name'); verifyConfigurable(o.id, 'name'); assert.sameValue(o[anonSym].name, '', 'via anonymous Symbol'); verifyNotEnumerable(o[anonSym], 'name'); verifyNotWritable(o[anonSym], 'name'); verifyConfigurable(o[anonSym], 'name'); assert.sameValue(o[namedSym].name, '[test262]', 'via Symbol'); verifyNotEnumerable(o[namedSym], 'name'); verifyNotWritable(o[namedSym], 'name'); verifyConfigurable(o[namedSym], 'name');