| // Copyright (c) 2018, 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. |
| |
| import 'package:file/src/common.dart' as common; |
| |
| /// The file separator. |
| const String separator = '/'; |
| |
| /// Generates a path to use in error messages. |
| typedef dynamic PathGenerator(); |
| |
| /// Throws a `FileSystemException` if [object] is null. |
| void checkExists(Object object, PathGenerator path) { |
| if (object == null) { |
| throw common.noSuchFileOrDirectory(path()); |
| } |
| } |