build_runner_core/lib/src/util/sdk_version_match.dart - third_party/dart-pkg - Git at Google

 // Copyright (c) 2018, 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.

 /// Checks whether [thisVersion] and [thatVersion] have the same semver
 /// identifier without extra platform specific information.
 bool isSameSdkVersion(String thisVersion, String thatVersion) =>
     thisVersion?.split(' ')?.first == thatVersion?.split(' ')?.first;
	// Copyright (c) 2018, 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.

	/// Checks whether [thisVersion] and [thatVersion] have the same semver
	/// identifier without extra platform specific information.
	bool isSameSdkVersion(String thisVersion, String thatVersion) =>
	thisVersion?.split(' ')?.first == thatVersion?.split(' ')?.first;