test262/test/language/expressions/assignment/fn-name-lhs-member.js

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JavaScript

// Copyright (C) Copyright 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 12.14.4
description: Left-hand side as a MemberExpression
info: >
AssignmentExpression[In, Yield] :
LeftHandSideExpression[?Yield] = AssignmentExpression[?In, ?Yield]
1. If LeftHandSideExpression is neither an ObjectLiteral nor an
ArrayLiteral, then
[...]
e. If IsAnonymousFunctionDefinition(AssignmentExpression) and
IsIdentifierRef of LeftHandSideExpression are both true, then
i. Let hasNameProperty be HasOwnProperty(rval, "name").
ii. ReturnIfAbrupt(hasNameProperty).
iii. If hasNameProperty is false, perform SetFunctionName(rval,
GetReferencedName(lref)).
---*/
var o = {};
o.attr = function() {};
assert.sameValue(Object.hasOwnProperty.call(o.attr, 'name'), false);