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| 1 // Copyright (c) 2015, the Fletch project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, the Dartino 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.md file. | 3 // BSD-style license that can be found in the LICENSE.md file. |
| 4 | 4 |
| 5 /// Helper functions for running code in a Zone. | 5 /// Helper functions for running code in a Zone. |
| 6 library fletchc.zone_helper; | 6 library fletchc.zone_helper; |
| 7 | 7 |
| 8 import 'dart:async'; | 8 import 'dart:async'; |
| 9 | 9 |
| 10 import 'dart:isolate'; | 10 import 'dart:isolate'; |
| 11 | 11 |
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| 69 /// [Isolate.addOnExitListener]. | 69 /// [Isolate.addOnExitListener]. |
| 70 Future acknowledgeControlMessages(Isolate isolate, {Capability resume}) { | 70 Future acknowledgeControlMessages(Isolate isolate, {Capability resume}) { |
| 71 ReceivePort ping = new ReceivePort(); | 71 ReceivePort ping = new ReceivePort(); |
| 72 Isolate.current.ping(ping.sendPort); | 72 Isolate.current.ping(ping.sendPort); |
| 73 if (resume == null) { | 73 if (resume == null) { |
| 74 return ping.first; | 74 return ping.first; |
| 75 } else { | 75 } else { |
| 76 return ping.first.then((_) => isolate.resume(resume)); | 76 return ping.first.then((_) => isolate.resume(resume)); |
| 77 } | 77 } |
| 78 } | 78 } |
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