| // Copyright (c) 2021, 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. |
| |
| @Deprecated('Tests deprecated functionality') |
| library; |
| |
| import 'dart:io'; |
| |
| import 'package:async/async.dart'; |
| |
| /// This class isn't used, it's just used to verify that [IOSinkBase] produces a |
| /// valid implementation of [IOSink]. |
| class IOSinkImpl extends IOSinkBase implements IOSink { |
| @override |
| void onAdd(List<int> data) {} |
| |
| @override |
| void onError(Object error, [StackTrace? stackTrace]) {} |
| |
| @override |
| void onClose() {} |
| |
| @override |
| Future<void> onFlush() => Future.value(); |
| } |
