sosaka parser 3000

$source = @"
using System;
using System.IO;

class Test
{
    public static void Main()
    {
        try
        {
            using (StreamReader sr = new StreamReader(@"D:\Myspace.com.txt"))
            {
                String line;
                while ((line = sr.ReadLine()) != null)
                {
                    if (line.ToLower().Contains("vasyazalupkin"))
                        Console.WriteLine(line);
                }
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("The file could not be read:");
            Console.WriteLine(e.Message);
        }
        Console.WriteLine("done!");
        Console.ReadLine();
    }
}
"@
$outpath = 'soska.exe'
$main = "Hello"
$provider = [System.CodeDom.Compiler.CodeDomProvider]::CreateProvider("CSharp")
$parameters = New-Object System.CodeDom.Compiler.CompilerParameters
$parameters.GenerateExecutable = $true
$parameters.CompilerOptions = "/target:winexe"
$parameters.OutputAssembly = $outpath
$parameters.MainClass = $main
$parameters.ReferencedAssemblies.Add("System.DLL") > $null
$provider.CompileAssemblyFromSource($parameters, $source)