ConsoleInReadBlock.cs

using System;
using System.Threading.Tasks;
 
namespace Waher.Runtime.Console.Worker
{
    public class ConsoleInReadBlock : WorkItem
    {
        private readonly TaskCompletionSource<int> result;
        private readonly char[] buffer;
        private readonly int index;
        private readonly int count;
 
        public ConsoleInReadBlock(char[] Buffer, int Index, int Count, TaskCompletionSource<int> Result)
        {
            this.buffer = Buffer;
            this.index = Index;
            this.count = Count;
            this.result = Result;
        }
 
        public override async Task Execute()
        {
            try
            {
                int Result = await System.Console.In.ReadBlockAsync(this.buffer, this.index, this.count);
                this.result.TrySetResult(Result);
            }
            catch (Exception ex)
            {
                this.result.TrySetException(ex);
            }
        }
    }
}