test262/test/language/expressions/arrow-function/syntax/early-errors/arrowparameters-cover-no-du...

20 lines
541 B
JavaScript

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.2.1
description: >
ArrowParameters[Yield] :
...
CoverParenthesizedExpressionAndArrowParameterList[?Yield]
CoverParenthesizedExpressionAndArrowParameterList, refined by:
ArrowFormalParameters[Yield, GeneratorParameter] :
( StrictFormalParameters[?Yield, ?GeneratorParameter] )
No duplicates, rest
negative: SyntaxError
---*/
var af = (x, ...x) => 1;