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zach-klippenstein
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Dec 9, 2018
- 9c879cd Fix switchMapState isn't actually a switchMap, it's a concatMap #69 by correctly implementing switchMapState operator.
- e304784 Fix Result of mapResult operator doesn't propagate cancellation upstream #71 by cancelling upstream workflow when mapResult workflow is cancelled.
- 1876788 Move the workflow operators into their own file and write unit tests.
rjrjr
approved these changes
Dec 10, 2018
| import kotlin.coroutines.experimental.CoroutineContext | ||
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| /** | ||
| * [CoroutineContext] used by [Workflow] operators below. |
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Could explain why you chose Unconfined. (Follow up for nits is fine w/me.)
| upstreamChannel.consume { | ||
| whileSelect { | ||
| upstreamChannel.onReceiveOrNull { upstreamState -> | ||
| if (upstreamState == null) { |
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I wonder if both of these would be more readable flipped and converted to use ?.let / ?:.
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That feels like code golf to me. let improves readability when the nullable value is being transformed, in this case it's not, it's being used as a sentinel for a completely different signal (channel close). This isn't ideal obviously and there's an open issue to make a more explicit receive call that doesn't use null.
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