js/src/tests/test262/built-ins/RegExp/property-escapes/grammar-extension-Is-prefix-Script.js


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// |reftest| error:SyntaxError
// Copyright 2018 Mathias Bynens. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
author: Mathias Bynens
description: >
  This tests violations of the grammar starting here:

  CharacterClassEscape[U]::
    [+U] p{ UnicodePropertyValueExpression }
    [+U] P{ UnicodePropertyValueExpression }
esid: prod-CharacterClassEscape
negative:
  phase: parse
  type: SyntaxError
features: [regexp-unicode-property-escapes]
---*/

$DONOTEVALUATE();

/\p{IsScript=Adlam}/u;