static void remove_method(VALUE klass, ID mid) { st_data_t key, data; rb_method_entry_t *me = 0; VALUE self = klass; klass = RCLASS_ORIGIN(klass); rb_frozen_class_p(klass); if (mid == object_id || mid == id__send__ || mid == idInitialize) { rb_warn("removing `%s' may cause serious problems", rb_id2name(mid)); } if (!st_lookup(RCLASS_M_TBL(klass), mid, &data) || !(me = (rb_method_entry_t *)data) || (!me->def || me->def->type == VM_METHOD_TYPE_UNDEF) || UNDEFINED_REFINED_METHOD_P(me->def)) { rb_name_error(mid, "method `%"PRIsVALUE"' not defined in %"PRIsVALUE, rb_id2str(mid), rb_class_path(klass)); } key = (st_data_t)mid; st_delete(RCLASS_M_TBL(klass), &key, &data); rb_vm_check_redefinition_opt_method(me, klass); rb_clear_method_cache_by_class(klass); rb_unlink_method_entry(me); if (me->def->type == VM_METHOD_TYPE_REFINED) { rb_add_refined_method_entry(klass, mid); } CALL_METHOD_HOOK(self, removed, mid); }
static void method_added(VALUE klass, ID mid) { if (ruby_running) { CALL_METHOD_HOOK(klass, added, mid); } }
static void remove_method(VALUE klass, ID mid) { st_data_t key, data; rb_method_entry_t *me = 0; if (klass == rb_cObject) { rb_secure(4); } if (rb_safe_level() >= 4 && !OBJ_UNTRUSTED(klass)) { rb_raise(rb_eSecurityError, "Insecure: can't remove method"); } rb_check_frozen(klass); if (mid == object_id || mid == id__send__ || mid == idInitialize) { rb_warn("removing `%s' may cause serious problems", rb_id2name(mid)); } if (!st_lookup(RCLASS_M_TBL(klass), mid, &data) || !(me = (rb_method_entry_t *)data) || (!me->def || me->def->type == VM_METHOD_TYPE_UNDEF)) { rb_name_error(mid, "method `%s' not defined in %s", rb_id2name(mid), rb_class2name(klass)); } key = (st_data_t)mid; st_delete(RCLASS_M_TBL(klass), &key, &data); rb_vm_check_redefinition_opt_method(me, klass); rb_clear_cache_for_undef(klass, mid); rb_unlink_method_entry(me); CALL_METHOD_HOOK(klass, removed, mid); }
static void method_added(VALUE klass, ID mid) { if (mid != ID_ALLOCATOR && ruby_running) { CALL_METHOD_HOOK(klass, added, mid); } }
void rb_undef(VALUE klass, ID id) { rb_method_entry_t *me; if (NIL_P(klass)) { rb_raise(rb_eTypeError, "no class to undef method"); } if (rb_vm_cbase() == rb_cObject && klass == rb_cObject) { rb_secure(4); } if (rb_safe_level() >= 4 && !OBJ_UNTRUSTED(klass)) { rb_raise(rb_eSecurityError, "Insecure: can't undef `%s'", rb_id2name(id)); } rb_frozen_class_p(klass); if (id == object_id || id == id__send__ || id == idInitialize) { rb_warn("undefining `%s' may cause serious problems", rb_id2name(id)); } me = search_method(klass, id); if (UNDEFINED_METHOD_ENTRY_P(me)) { const char *s0 = " class"; VALUE c = klass; if (FL_TEST(c, FL_SINGLETON)) { VALUE obj = rb_ivar_get(klass, attached); switch (TYPE(obj)) { case T_MODULE: case T_CLASS: c = obj; s0 = ""; } } else if (RB_TYPE_P(c, T_MODULE)) { s0 = " module"; } rb_name_error(id, "undefined method `%s' for%s `%s'", rb_id2name(id), s0, rb_class2name(c)); } rb_add_method(klass, id, VM_METHOD_TYPE_UNDEF, 0, NOEX_PUBLIC); CALL_METHOD_HOOK(klass, undefined, id); }
void rb_undef(VALUE klass, ID id) { rb_method_entry_t *me; if (NIL_P(klass)) { rb_raise(rb_eTypeError, "no class to undef method"); } rb_frozen_class_p(klass); if (id == object_id || id == id__send__ || id == idInitialize) { rb_warn("undefining `%s' may cause serious problems", rb_id2name(id)); } me = search_method(klass, id, 0); if (UNDEFINED_METHOD_ENTRY_P(me) || UNDEFINED_REFINED_METHOD_P(me->def)) { const char *s0 = " class"; VALUE c = klass; if (FL_TEST(c, FL_SINGLETON)) { VALUE obj = rb_ivar_get(klass, attached); if (RB_TYPE_P(obj, T_MODULE) || RB_TYPE_P(obj, T_CLASS)) { c = obj; s0 = ""; } } else if (RB_TYPE_P(c, T_MODULE)) { s0 = " module"; } rb_name_error(id, "undefined method `%"PRIsVALUE"' for%s `%"PRIsVALUE"'", QUOTE_ID(id), s0, rb_class_name(c)); } rb_add_method(klass, id, VM_METHOD_TYPE_UNDEF, 0, NOEX_PUBLIC); CALL_METHOD_HOOK(klass, undefined, id); }