`instance_eval` for classes and modules should behave as `class_eval`.
MODIFY
src/vm.c
src/vm.c
@@ -659,11 +659,21 @@ mrb_value
mrb_obj_instance_eval(mrb_state *mrb, mrb_value self)
{
mrb_value a, b;
+ struct RClass *c;
if (mrb_get_args(mrb, "|S&", &a, &b) == 1) {
mrb_raise(mrb, E_NOTIMP_ERROR, "instance_eval with string not implemented");
}
- return eval_under(mrb, self, b, mrb_singleton_class_ptr(mrb, self));
+ switch (mrb_type(self)) {
+ case MRB_TT_MODULE:
+ case MRB_TT_CLASS:
+ case MRB_TT_ICLASS:
+ c = mrb_class_ptr(self);
+ break;
+ default:
+ c = mrb_singleton_class_ptr(mrb, self);
+ }
+ return eval_under(mrb, self, b, c);
}
MRB_API mrb_value

`instance_eval` for classes and modules should behave as `class_eval`.