gistfile1.cs

public interface IObjectPropertyChangerActor<out T>
{
IObjectPropertyChangerActor<T> With(Action<T> action);
IObjectPropertyChangerActor<T> And(Action<T> action);
}

public class ObjectPropertyChangerActor<T> : IObjectPropertyChangerActor<T>
{
readonly T _objectToChange;

public ObjectPropertyChangerActor(T objectToChange)
{
_objectToChange = objectToChange;
}

#region IObjectPropertyChangerActor<T> Members

public IObjectPropertyChangerActor<T> With(Action<T> action)
{
return MakeTheChange(action);
}

public IObjectPropertyChangerActor<T> And(Action<T> action)
{
return MakeTheChange(action);
}

#endregion

IObjectPropertyChangerActor<T> MakeTheChange(Action<T> action)
{
action.Invoke(_objectToChange);
return this;
}
}

public static class ObjectChangingExtensions
{
public static IObjectPropertyChangerActor<T> Change<T>(this T objectToChange)
{
return new ObjectPropertyChangerActor<T>(objectToChange);
}
}