| // Copyright (c) 2016, 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 'dart:async'; |
| |
| import '../result.dart'; |
| |
| /// Use [Result.captureSinkTransformer]. |
| @Deprecated("Will be removed in async 2.0.0.") |
| class ReleaseSink<T> implements EventSink<Result<T>> { |
| final EventSink _sink; |
| |
| ReleaseSink(EventSink<T> sink) : _sink = sink; |
| |
| void add(Result<T> result) { |
| if (result.isValue) { |
| _sink.add(result.asValue.value); |
| } else { |
| var error = result.asError; |
| _sink.addError(error.error, error.stackTrace); |
| } |
| } |
| |
| void addError(Object error, [StackTrace stackTrace]) { |
| // Errors may be added by intermediate processing, even if it is never |
| // added by CaptureSink. |
| _sink.addError(error, stackTrace); |
| } |
| |
| void close() { |
| _sink.close(); |
| } |
| } |