cleanup: remove old 'special' keyword

[nit.git] / doc / developpez / poo / listings / type1_c.nit

abstract class Aliment end

class Herbe super Aliment end

class Animal
        type REGIME: Aliment

        fun manger(x: REGIME) do print "Je mange"
end

class Vache
        super Animal

        redef type REGIME: Herbe
end

var vache = new Vache
vache.manger(new Herbe)