grandMere.kat

class A()  is {
    var va: Integer
    def A() is {
        "A::(): ".print();
        this.va.toString().print();
        ", ".print();
        this.va := -12;
        this.va.toString().println();
    }
}

class B() extends A is {
    var vb: Integer
    def B() : A() is {
        "B::(): ".print();
        this.vb := this.va + 2;
        this.vb.toString().println();
    }
}

class C(v : Integer) extends B is {
    var vc: Integer
    def C(v : Integer): B() is {
        this.vc := 3 + this.va + this.vb;
        "C::(): ".print();
        this.vc.toString().println();
    }
}

class D(v : Integer) extends C is {
    var vd: Integer
    def valeur() : Integer is {
        this.va.toString().println();
        this.vb.toString().println();
        this.vc.toString().println();
        this.vd.toString().println();
        result := this.va + this.vb + this.vc + this.vd;
    }
    def D(v : Integer): C(12) is {
        this.vd := this.vc + 4;
        "D::(): ".print();
        this.vd.toString().println();
    } 
}

{
    monD : D
    is
    monD := new D(5);
    monD.valeur().toString().println();
}