System.Threading.Channels.BlockedWriteAsyncOperation<T>
sealed class BlockedWriteAsyncOperation<T> : AsyncOperation<BlockedWriteAsyncOperation<T>, VoidResult>
public BlockedWriteAsyncOperation(bool runContinuationsAsynchronously, CancellationToken cancellationToken = default, bool pooled = false, Action<object, CancellationToken> cancellationCallback = null)