// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- description: Assignment of function `name` attribute (GeneratorExpression) es6id: 12.14.5.4 info: > AssignmentElement[Yield] : DestructuringAssignmentTarget Initializeropt [...] 7. If Initializer is present and v is undefined and IsAnonymousFunctionDefinition(Initializer) and IsIdentifierRef of DestructuringAssignmentTarget are both true, then a. Let hasNameProperty be HasOwnProperty(rhsValue, "name"). b. ReturnIfAbrupt(hasNameProperty). c. If hasNameProperty is false, perform SetFunctionName(rhsValue, GetReferencedName(lref)). includes: [propertyHelper.js] features: [generators] ---*/ var xGen, gen; ({ x: xGen = function* x() {} } = {}); ({ x: gen = function*() {} } = {}); assert(xGen.name !== 'xGen'); assert.sameValue(gen.name, 'gen'); verifyNotEnumerable(gen, 'name'); verifyNotWritable(gen, 'name'); verifyConfigurable(gen, 'name');