| // Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // @dart = 2.9 |
| |
| /// Backslash xXX must have exactly 2 hex digits. |
| |
| main() { |
| var str = "Foo\x0"; |
| // ^^^ |
| // [analyzer] SYNTACTIC_ERROR.INVALID_HEX_ESCAPE |
| // [cfe] An escape sequence starting with '\x' must be followed by 2 hexadecimal digits. |
| str = "Foo\xF Bar"; |
| // ^^^ |
| // [analyzer] SYNTACTIC_ERROR.INVALID_HEX_ESCAPE |
| // [cfe] An escape sequence starting with '\x' must be followed by 2 hexadecimal digits. |
| } |
