Files
sdk/tests/language/string/unicode1_test.dart
T
Robert Nystrom 1b2454b85e Migrate language_2/string to null safety.
Change-Id: Ib09f268c8a8edffba007cdd4962550a5e78ff808
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/151090
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2020-06-17 21:14:43 +00:00

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Dart

// 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.
/// (backslash) uXXXX must have exactly 4 hex digits.
main() {
var str = "Foo\u00";
// ^^^^
// [analyzer] SYNTACTIC_ERROR.INVALID_UNICODE_ESCAPE
// [cfe] An escape sequence starting with '\u' must be followed by 4 hexadecimal digits or from 1 to 6 digits between '{' and '}'.
str = "Foo\uDEEMBar";
// ^^^^^
// [analyzer] SYNTACTIC_ERROR.INVALID_UNICODE_ESCAPE
// [cfe] An escape sequence starting with '\u' must be followed by 4 hexadecimal digits or from 1 to 6 digits between '{' and '}'.
}