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kotlinx.coroutines v0.13 Release Notes

    • 🆕 New kotlinx-coroutinex-android module with Android UI context implementation.
    • Introduced whileSelect convenience function.
    • Implemented ConflatedChannel.
    • 🗄 Renamed various toXXX conversion functions to asXXX (old names are deprecated).
    • ⚡️ run is optimized with fast-path case and no longer has CoroutineScope in its block.
    • 🛠 Fixed dispatching logic of withTimeout (removed extra dispatch).
    • ✅ EventLoop that is used by runBlocking now implements Delay, giving more predictable test behavior.
    • 🔨 Various refactorings related to resource management and timeouts:
      • Job.Registration is renamed to DisposableHandle.
      • EmptyRegistration is renamed to NonDisposableHandle.
      • Job.unregisterOnCompletion is renamed to Job.disposeOnCompletion.
      • Delay.invokeOnTimeout is introduced.
      • withTimeout now uses Delay.invokeOnTimeout when available.
    • A number of improvement for reactive streams and Rx:
      • Introduced rxFlowable builder for Rx 2.x.
      • Scheduler.asCoroutineDispatcher extension for Rx 2.x.
      • Fixed bug with sometimes missing onComplete in publish, rxObservable, and rxFlowable builders.
      • Channels that are open for reactive streams are now Closeable.
      • Fixed CompletableSource.await and added test for it.
      • Removed rx.Completable.await due to name conflict.
    • 🆕 New documentation:
      • [Guide to UI programming with coroutines](ui/coroutines-guide-ui.md)
      • [Guide to reactive streams with coroutines](reactive/coroutines-guide-reactive.md)
    • Code is published to JCenter repository.