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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, 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 import "dart:_internal"; | 5 import "dart:_internal"; |
6 | 6 |
7 // We need to pass the value as first argument and leave the second and third | 7 // We need to pass the value as first argument and leave the second and third |
8 // arguments empty (used for error handling). | 8 // arguments empty (used for error handling). |
9 // See vm/ast_transformer.cc for usage. | 9 // See vm/ast_transformer.cc for usage. |
10 Function _asyncThenWrapperHelper(continuation) { | 10 Function _asyncThenWrapperHelper(continuation) { |
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175 if (controller.isClosed) { | 175 if (controller.isClosed) { |
176 return null; | 176 return null; |
177 } | 177 } |
178 if (cancellationCompleter == null) { | 178 if (cancellationCompleter == null) { |
179 cancellationCompleter = new Completer(); | 179 cancellationCompleter = new Completer(); |
180 scheduleGenerator(); | 180 scheduleGenerator(); |
181 } | 181 } |
182 return cancellationCompleter.future; | 182 return cancellationCompleter.future; |
183 } | 183 } |
184 } | 184 } |
185 | |
186 patch void _rethrow(Object error, StackTrace stackTrace) native "Zone_rethrow"; | |
Ivan Posva
2015/10/02 23:40:39
Strictly speaking this native should be named "Asy
Lasse Reichstein Nielsen
2015/10/05 06:18:49
Renamed to Async_rethrow.
It's top-level because i
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