Created
August 23, 2020 18:52
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ofType Stream extension
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| import 'dart:async'; | |
| import 'package:stream_transform/src/from_handlers.dart'; | |
| extension OfType<T> on Stream<T> { | |
| Stream<T> ofType<ActionType>() { | |
| return transform(fromHandlers( | |
| handleData: (element, sink) { | |
| if (element is ActionType) { | |
| sink.add(element); | |
| } | |
| }, | |
| handleDone: (sink) { | |
| sink.close(); | |
| }, | |
| handleError: (error, stackTrace, sink) { | |
| sink.addError(error, stackTrace); | |
| }, | |
| )); | |
| } | |
| } |
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