module method_ref;

​

class A {

    void fun() {}

}

​

void main() {

    /* This works correctly and can sometimes be very useful */

    A a = new A;

    void function() fn1 = &A.fun;

    void delegate() dg1;

    dg1.ptr = cast(void*)a;

    dg1.funcptr = fn1;

    dg1();

}

​

class B {

    /+ static /* works if static */ +/ void dofun() {

        /* Error: this for fun needs to be type A not type method_ref.B */

        A a = new A;

        void function() fn2 = &A.fun;

        void delegate() dg2;

        dg2.ptr = cast(void*)a;

        dg2.funcptr = fn2;

        dg2();

    }

}