| // 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-patterns | |
| es6id: 21.2.1 | |
| description: Support for UnicodeIDContinue in IdentityEscape | |
| info: | | |
| IdentityEscape[U] :: | |
| [+U] SyntaxCharacter | |
| [+U] / | |
| [~U] SourceCharacter but not UnicodeIDContinue | |
| The `u` flag precludes the use of characters in UnicodeIDContinue | |
| irrespective of the presence of Annex B extensions. | |
| negative: SyntaxError | |
| ---*/ | |
| /\M/u; |