Elegância e/ou deselegância

monads.cs

// Menos elegante?!?
private static void Main(string[] args)
{
    Func<int, int> fiveTimes = v => v*5;
    Func<int, int> halfOf = v => v/2;
    Func<int, int> halfOfFiveTimes = v => halfOf(fiveTimes(v));
    
    Console.WriteLine(halfOfFiveTimes(6));
}

// Elegante?!?
private static void Main(string[] args)
{
    Func<int, Envelope<int>> fiveTimes = v => new Envelope<int>(v * 5);
    Func<int, Envelope<int>> halfOf = v => new Envelope<int>(v / 2);
    Func<int, Envelope<int>> halfOfFiveTimes = v => halfOf(v).Bind(fiveTimes);

    Console.WriteLine(halfOfFiveTimes(6).Value);
}

// Fonte: http://elemarjr.net/2012/02/14/monads-em-c/