pkgs/test_api/lib/src/backend/util/identifier_regex.dart - test.git - Git at Google

 // Copyright (c) 2021, 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.

 /// A regular expression matching a full string as a hyphenated identifier.
 ///
 /// This is like a standard Dart identifier, except that it can also contain
 /// hyphens.
 final anchoredHyphenatedIdentifier = RegExp(r'^[a-zA-Z_-][a-zA-Z0-9_-]*$');
	// Copyright (c) 2021, 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.

	/// A regular expression matching a full string as a hyphenated identifier.
	///
	/// This is like a standard Dart identifier, except that it can also contain
	/// hyphens.
	final anchoredHyphenatedIdentifier = RegExp(r'^[a-zA-Z_-][a-zA-Z0-9_-]*$');