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