test262/test/language/statements/try/early-catch-duplicates.js

17 lines
446 B
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-try-statement-static-semantics-early-errors
es6id: 13.15.1
description: >
It is a Syntax Error if BoundNames of CatchParameter contains any duplicate
elements.
negative:
phase: early
type: SyntaxError
---*/
$ERROR('This code should not be executed.');
try { } catch ([x, x]) {}