// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 13.3.1.4 description: Assignment of function `name` attribute (FunctionExpression) info: | LexicalBinding : BindingIdentifier Initializer [...] 6. If IsAnonymousFunctionDefinition(Initializer) is true, then a. Let hasNameProperty be HasOwnProperty(value, "name"). b. ReturnIfAbrupt(hasNameProperty). c. If hasNameProperty is false, perform SetFunctionName(value, bindingId). includes: [propertyHelper.js] ---*/ let xFn = function x() {}; let fn = function() {}; assert(xFn.name !== 'xFn'); verifyProperty(fn, 'name', { value: 'fn', writable: false, enumerable: false, configurable: true, });