<PackageReference Include="System.Reactive" Version="6.0.2" />

AsyncLockObserver<T>

sealed class AsyncLockObserver<T> : ObserverBase<T>
using System.Reactive.Concurrency; using System.Runtime.CompilerServices; namespace System.Reactive { [System.Runtime.CompilerServices.NullableContext(1)] [System.Runtime.CompilerServices.Nullable(new byte[] { 0, 1 })] internal sealed class AsyncLockObserver<[System.Runtime.CompilerServices.Nullable(2)] T> : ObserverBase<T> { private readonly AsyncLock _gate; private readonly IObserver<T> _observer; public AsyncLockObserver(IObserver<T> observer, AsyncLock gate) { _gate = gate; _observer = observer; } protected override void OnNextCore(T value) { _gate.Wait<(IObserver<T>, T)>((_observer, value), (Action<(IObserver<T>, T)>)delegate((IObserver<T> _observer, T value) tuple) { tuple._observer.OnNext(tuple.value); }); } protected override void OnErrorCore(Exception exception) { _gate.Wait<(IObserver<T>, Exception)>((_observer, exception), (Action<(IObserver<T>, Exception)>)delegate((IObserver<T> _observer, Exception exception) tuple) { tuple._observer.OnError(tuple.exception); }); } protected override void OnCompletedCore() { _gate.Wait<IObserver<T>>(_observer, (Action<IObserver<T>>)delegate(IObserver<T> closureObserver) { closureObserver.OnCompleted(); }); } } }