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| 1 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file | 
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a | 
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. | 
| 4 | 4 | 
| 5 library command_version; | 5 library command_version; | 
| 6 | 6 | 
| 7 import 'dart:async'; | 7 import 'dart:async'; | 
| 8 import 'pub.dart'; | 8 import 'pub.dart'; | 
| 9 | 9 | 
| 10 /// Handles the `version` pub command. | 10 /// Handles the `version` pub command. | 
| 11 class VersionCommand extends PubCommand { | 11 class VersionCommand extends PubCommand { | 
| 12   String get description => 'Print pub version.'; | 12   String get description => 'Print pub version.'; | 
| 13   String get usage => 'pub version'; | 13   String get usage => 'pub version'; | 
| 14   bool get requiresEntrypoint => false; | 14   bool get requiresEntrypoint => false; | 
| 15 | 15 | 
| 16   Future onRun() { | 16   Future onRun() { | 
| 17     printVersion(); | 17     printVersion(); | 
| 18   } | 18   } | 
| 19 } | 19 } | 
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