using System;
using System.Runtime.CompilerServices;

namespace Neutron.Test
{
    internal static class Program
    {
        [MethodImpl(MethodImplOptions.InternalCall)]
        private extern static void ConsoleWrite(string str);

        private static int Main()
        {
            //int x = 0;
            //while (x != 42) x++;
            //if (x == 0) x = 42;
            //if (x == 42) return x;
            //else return 0;
            //return x;
            //int x = 0;
            //x = x + 1;
            //return x == 0 ? 0 : 42;

            //object o = new object();
            //string s = new string('A', 42);
            //TestX x = new TestX();
            //return x.Test(s.Length);

            //ConsoleWrite(s);
            //TestX x = new TestX();
            //return x.Test(s.Length);

            //string x = "Hello ";
            //string y = x + "World!";
            //ConsoleWrite(y);
            //return y.Length;

            //byte x = 42;
            //ConsoleWrite(x.GetType().ToString() + "\n");
            //return x;

            //return TestX.Test2(42);

            //byte y = 42;
            //y++;
            //object x = y;
            //return (byte)x;

            //TestD d = TestX.Test2;
            //return d(42);

            TestX x = new TestX();
            TestD d = x.Test;
            return d(42);
        }

        private delegate int TestD(int x);

        private struct TestX
        {
            //public int X;
            public int Test(int x)
            {
                //X = x;
                //return X;
                //switch (x)
                //{
                //    case 0: x = 0; break;
                //    case 1: x = 1; break;
                //    default: x = x + 1; break;

                //}
                return x;
            }
            public static int Test2(int x) { return x; }
        }
    }
}