genereted code

using System;
using System.Linq;
using System.Collections.Generic;

internal class Program
{
    public static void Main(string[] args)
    {
        for (var i = 0; i < args.Length; i++)
        {
            string option = args[i];
            string value = i + 1 < args.Length ? args[i + 1] : string.Empty;

            switch (option)
            {
                case "--help":
                    Help();
                    break;
                case "--version":
                    Version();
                    break;
                default:
                    Console.Error.WriteLine($"Option {option} is unsupported now.");
                    break;
            }
        }
    }

    private static void Help()
    {
    }

    private static void Version()
    {
    }
}