blob: 6c2cb90e09922655d9c912cda84adcc927276f68 [file] [log] [blame]
// 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
/// \u{X*} should have 1-6 hex digits.
main() {
var str = "Foo\u{}Bar";
// ^^^^
// [analyzer] SYNTACTIC_ERROR.INVALID_UNICODE_ESCAPE_U_BRACKET
// [cfe] An escape sequence starting with '\u{' must be followed by 1 to 6 hexadecimal digits followed by a '}'.
str = "Foo\u{000000000}Bar";
// ^^^^^^^^^
// [analyzer] SYNTACTIC_ERROR.INVALID_UNICODE_ESCAPE_U_BRACKET
// [cfe] An escape sequence starting with '\u{' must be followed by 1 to 6 hexadecimal digits followed by a '}'.
str = "Foo\u{DEAF!}Bar";
// ^^^^^^^^
// [analyzer] SYNTACTIC_ERROR.INVALID_UNICODE_ESCAPE_U_BRACKET
// [cfe] An escape sequence starting with '\u{' must be followed by 1 to 6 hexadecimal digits followed by a '}'.
}