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Side by Side Diff: utils/pub/path_source.dart

Issue 13116020: Clean up the semantics of io.dart operations w.r.t. symlinks. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Code review changes Created 7 years, 8 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, 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 path_source; 5 library path_source;
6 6
7 import 'dart:async'; 7 import 'dart:async';
8 import 'dart:io'; 8 import 'dart:io';
9 9
10 import '../../pkg/pathos/lib/path.dart' as path; 10 import '../../pkg/pathos/lib/path.dart' as path;
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101 } 101 }
102 102
103 /// Ensures that [description] is a valid path description. It must be a map, 103 /// Ensures that [description] is a valid path description. It must be a map,
104 /// with a "path" key containing a path that points to an existing directory. 104 /// with a "path" key containing a path that points to an existing directory.
105 /// Throws a [FormatException] if the path is invalid. 105 /// Throws a [FormatException] if the path is invalid.
106 void _validatePath(String name, description) { 106 void _validatePath(String name, description) {
107 var dir = description["path"]; 107 var dir = description["path"];
108 108
109 if (dirExists(dir)) return; 109 if (dirExists(dir)) return;
110 110
111 // Check this after dirExists() so that symlinks to directories don't get
112 // confused as files.
113 if (fileExists(dir)) { 111 if (fileExists(dir)) {
114 throw new FormatException( 112 throw new FormatException(
115 "Path dependency for package '$name' must refer to a " 113 "Path dependency for package '$name' must refer to a "
116 "directory, not a file. Was '$dir'."); 114 "directory, not a file. Was '$dir'.");
117 } 115 }
118 116
119 throw new FormatException("Could not find package '$name' at '$dir'."); 117 throw new FormatException("Could not find package '$name' at '$dir'.");
120 } 118 }
121 } 119 }
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