using System;

    public class UsingTest : IDisposable

    {

        bool disposed;

​

public UsingTest()

        {

            bar = 6;

        }

​

        int bar;

        public int Bar {

            get {

                if (disposed)

                    throw new ObjectDisposedException("disposed!");

                return bar;

            }

        }

        public void Dispose()

        {

            this.disposed = true;

            Console.WriteLine("Disposing");

        }

    }

public class Program

{

    static UsingTest Test()

    {

        using (var x = new UsingTest())

        {

            return x;                

        }

    }

    public static void Main()

    {

        var foo = Test();

        Console.WriteLine(foo.Bar);

    }

}