gistfile1.cs

namespace ErSharp {
    public sealed class Sender<T> {
        private BlockingCollection<T> Queue;

        internal Sender(BlockingCollection<T> queue) {
            Queue = queue;
        }

        public void Send(T value) {
            queue.Add(value);
        }
    }

    public static class ErSharp {
        public static Sender<T> Spawn<T>(Action<Func<T>> action) {
            var queue = new BlockingCollection<T>(ConcurrentQueue<T>());
            var thread = new Thread(() => {
                action(queue.Take);
            });
            thread.Start();
            return new Sender<T>(queue);
        }
    }
}