diff options
Diffstat (limited to 'src/class.c')
| -rw-r--r-- | src/class.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/class.c b/src/class.c index 4264129b6..f446c56bc 100644 --- a/src/class.c +++ b/src/class.c @@ -1414,14 +1414,17 @@ mrb_mod_alias(mrb_state *mrb, mrb_value mod) return mrb_nil_value(); } - static void undef_method(mrb_state *mrb, struct RClass *c, mrb_sym a) { mrb_value m; - MRB_SET_VALUE(m, MRB_TT_PROC, value.p, 0); - mrb_define_method_vm(mrb, c, a, m); + if (!mrb_obj_respond_to(c, a)) { + mrb_name_error(mrb, a, "undefined method '%S' for class '%S'", mrb_sym2str(mrb, a), mrb_obj_value(c)); + } else { + MRB_SET_VALUE(m, MRB_TT_PROC, value.p, 0); + mrb_define_method_vm(mrb, c, a, m); + } } void @@ -1873,7 +1876,6 @@ mrb_init_class(mrb_state *mrb) mrb_name_class(mrb, mod, mrb_intern(mrb, "Module")); mrb_name_class(mrb, cls, mrb_intern(mrb, "Class")); - mrb_undef_method(mrb, mod, "new"); MRB_SET_INSTANCE_TT(cls, MRB_TT_CLASS); mrb_define_method(mrb, bob, "initialize", mrb_bob_init, MRB_ARGS_NONE()); mrb_define_method(mrb, bob, "!", mrb_bob_not, MRB_ARGS_NONE()); |