namespace System.Threading.Tasks.Dataflow
{
    public sealed class BatchBlock<T> : IDataflowBlock, IPropagatorBlock<T, T[]!>, IReceivableSourceBlock<T[]!>, ISourceBlock<T[]!>, ITargetBlock<T>
    {
        public bool TryReceive(Predicate<T[]!>? filter, [NotNullWhen(true)] out T[]? item);
    }
}