| // Copyright (c) 2017, 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. |
| |
| const _dart2JSName = 'dart2js'; |
| const _dartDevcName = 'dartdevc'; |
| const _noneName = 'none'; |
| |
| /// The compiler currently being used (or none). |
| /// |
| /// This is controlled by the `--compiler=$name` flag. |
| class Compiler { |
| static const dart2JS = const Compiler._(_dart2JSName); |
| static const dartDevc = const Compiler._(_dartDevcName); |
| static const none = const Compiler._(_noneName); |
| |
| static final all = [dart2JS, dartDevc, none]; |
| |
| static List<String> get names => |
| all.map((compiler) => compiler.name).toList(); |
| |
| final String name; |
| |
| const Compiler._(this.name); |
| |
| static Compiler byName(String name) => |
| all.firstWhere((compiler) => compiler.name == name, orElse: () { |
| throw new ArgumentError( |
| 'Unrecognized compiler `$name`, supported compilers are ' |
| '`${names.join(", ")}`.'); |
| }); |
| |
| String toString() => name; |
| } |