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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 class _Path implements Path { | 5 class _Path implements Path { |
6 final String _path; | 6 final String _path; |
7 | 7 |
8 _Path(String source) : _path = source; | 8 _Path(String source) : _path = source; |
9 _Path.fromNative(String source) : _path = _clean(source); | 9 _Path.fromNative(String source) : _path = _clean(source); |
10 | 10 |
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51 } | 51 } |
52 } | 52 } |
53 throw new NotImplementedException( | 53 throw new NotImplementedException( |
54 "Unimplemented case of Path.relativeTo(base):\n" | 54 "Unimplemented case of Path.relativeTo(base):\n" |
55 " Only absolute paths with strict containment are handled at present.\n" | 55 " Only absolute paths with strict containment are handled at present.\n" |
56 " Arguments: $_path.relativeTo($base)"); | 56 " Arguments: $_path.relativeTo($base)"); |
57 } | 57 } |
58 | 58 |
59 Path join(Path further) { | 59 Path join(Path further) { |
60 if (further.isAbsolute) { | 60 if (further.isAbsolute) { |
61 throw new IllegalArgumentException( | 61 throw new ArgumentError( |
62 "Path.join called with absolute Path as argument."); | 62 "Path.join called with absolute Path as argument."); |
63 } | 63 } |
64 if (isEmpty) { | 64 if (isEmpty) { |
65 return further.canonicalize(); | 65 return further.canonicalize(); |
66 } | 66 } |
67 if (hasTrailingSeparator) { | 67 if (hasTrailingSeparator) { |
68 return new Path('$_path${further._path}').canonicalize(); | 68 return new Path('$_path${further._path}').canonicalize(); |
69 } | 69 } |
70 return new Path('$_path/${further._path}').canonicalize(); | 70 return new Path('$_path/${further._path}').canonicalize(); |
71 } | 71 } |
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210 if (pos < 0) return new Path(''); | 210 if (pos < 0) return new Path(''); |
211 while (pos > 0 && _path[pos - 1] == '/') --pos; | 211 while (pos > 0 && _path[pos - 1] == '/') --pos; |
212 return new Path((pos > 0) ? _path.substring(0, pos) : '/'); | 212 return new Path((pos > 0) ? _path.substring(0, pos) : '/'); |
213 } | 213 } |
214 | 214 |
215 String get filename { | 215 String get filename { |
216 int pos = _path.lastIndexOf('/'); | 216 int pos = _path.lastIndexOf('/'); |
217 return _path.substring(pos + 1); | 217 return _path.substring(pos + 1); |
218 } | 218 } |
219 } | 219 } |
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