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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
| 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. |
| 4 |
| 5 // TODO(terry): Rename CompilerException to be SourceException then this |
| 6 // exception would be derived from SourceException. |
| 7 |
| 8 /** Can be thrown on any Css runtime problem includes source location. */ |
| 9 class CssSelectorException implements Exception { |
| 10 final String _message; |
| 11 final lang.SourceSpan _location; |
| 12 |
| 13 CssSelectorException(this._message, [this._location = null]); |
| 14 |
| 15 String toString() { |
| 16 if (_location != null) { |
| 17 return 'CssSelectorException: ${_location.toMessageString(_message)}'; |
| 18 } else { |
| 19 return 'CssSelectorException: $_message'; |
| 20 } |
| 21 } |
| 22 |
| 23 } |
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