Implement toString on File and Directory objects.

sdk/lib/io/directory_impl.dart

 // Copyright (c) 2012, 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.
 
 part of dart.io;
 
 class _Directory implements Directory {
   static const CREATE_REQUEST = 0;
   static const DELETE_REQUEST = 1;
   static const EXISTS_REQUEST = 2;
@@ skipping 208 matching lines @@
     if (result is OSError) {
       throw new DirectoryIOException("Rename failed", _path, result);
     }
     return new Directory(newPath);
   }
 
   DirectoryLister list({bool recursive: false}) {
     return new _DirectoryLister(_path, recursive);
   }
 
-  String get path { return _path; }
+  String get path => _path;
+
+  String toString() => "Directory: '$path'";

[Søren Gjesse, 2012/12/21 10:16:00]

Are you sure you want the "Directory: " prefix?

[Mads Ager (google), 2012/12/21 10:35:03]

Good question. I was thinking that it might be helpful for debugging purposes to
be able to print some entity and it will tell you what it is and the path.

 
   bool _isErrorResponse(response) {
     return response is List && response[0] != _SUCCESS_RESPONSE;
   }
 
   _exceptionOrErrorFromResponse(response, String message) {
     assert(_isErrorResponse(response));
     switch (response[_ERROR_RESPONSE_ERROR_TYPE]) {
       case _ILLEGAL_ARGUMENT_RESPONSE:
         return new ArgumentError();
@@ skipping 98 matching lines @@
     } else {
       throw e;
     }
   }
 
   Function _onDir;
   Function _onFile;
   Function _onDone;
   Function _onError;
 }