wraith-lang/interface.w

struct Ass
{
    Fart(): void
    {
        Console.PrintLine("Poot!");
    }
}

interface Farter
{
    Fart(): void;
}

struct FartDispatcher
{
    static Fart<T : Farter>(farter: T): void
    {
        farter.Fart();
    }
}

struct Program {
    static Main(): int {
        ass: Ass;

        FartDispatcher.Fart(ass);

        return 0;
    }
}