using System;

public class Program

{

    public static void Main()

    {

        TraceMessage("Something happened.");

    }

    public static void TraceMessage(string message,

        [System.Runtime.CompilerServices.CallerMemberName] string memberName = "")

    {

        Console.WriteLine("message: " + message);

        Console.WriteLine("member name: " + memberName);

    }

​

}