lib objectclass;

define :class foo;
enddefine;

define define_named_method(method, class);
    lvars method_str = method >< '';
    lvars class_str = class >< '';
    lvars method_hash_str = 'hash_' >< length(class_str) >< '_'
                              >< class_str >< '_' >< length(method_str)
                              >< '_' >< method_str;
    lvars method_hash = consword(method_hash_str);
    pop11_compile([
        lvars ^method_hash = newassoc([]);
        define :method ^method(self : ^class);
            ^method_hash(self);
        enddefine;
        define :method updaterof ^method(val, self : ^class);
            val -> ^method_hash(self);
        enddefine;
    ]);
enddefine;

define_named_method("met1", "foo");
lvars bar = consfoo();
met1(bar) =>  ;;; default value -- false
"baz" -> met1(bar);
met1(bar) =>  ;;; new value