using System;

using System.Reflection;

​

public delegate string ServiceDelegate(ViewModel vm);

public class Program

{

    public static void Main()

    {

        object service = DependencyInjectionSimulator.Resolve();

        Type type = service.GetType();

        MethodInfo method = type.GetMethod("Add");

        ServiceDelegate serviceDelegate = (ServiceDelegate)Delegate.CreateDelegate(typeof(ServiceDelegate), service, method);

        var car = new CarViewModel();

        Console.WriteLine(serviceDelegate(car));

    }

}

​

public class Service

{

    public string Add(CarViewModel input)

    {

        return input.Name;

    }

}

​

public class ViewModel

{

    public string Name { get; set; }

}

​

public class CarViewModel : ViewModel

{

}

​

public static class DependencyInjectionSimulator

{

    public static object Resolve()

    {

        return new Service();

    }

}