17#include "ruby/internal/config.h"
21#include "debug_counter.h"
24#include "internal/class.h"
25#include "internal/eval.h"
26#include "internal/hash.h"
27#include "internal/object.h"
28#include "internal/string.h"
29#include "internal/variable.h"
33#define id_attached id__attached__
35#define METACLASS_OF(k) RBASIC(k)->klass
36#define SET_METACLASS_OF(k, cls) RBASIC_SET_CLASS(k, cls)
41push_subclass_entry_to_list(
VALUE super,
VALUE klass)
48 head = RCLASS_SUBCLASSES(super);
51 RCLASS_SUBCLASSES(super) = head;
53 entry->next = head->next;
57 head->next->prev = entry;
67 if (super && !UNDEF_P(super)) {
69 RCLASS_SUBCLASS_ENTRY(klass) = entry;
74rb_module_add_to_subclasses_list(
VALUE module,
VALUE iclass)
77 RCLASS_MODULE_SUBCLASS_ENTRY(iclass) = entry;
81rb_class_remove_subclass_head(
VALUE klass)
87 head->next->prev = NULL;
89 RCLASS_SUBCLASSES(klass) = NULL;
95rb_class_remove_from_super_subclasses(
VALUE klass)
112 RCLASS_SUBCLASS_ENTRY(klass) = NULL;
116rb_class_remove_from_module_subclasses(
VALUE klass)
133 RCLASS_MODULE_SUBCLASS_ENTRY(klass) = NULL;
151 VALUE curklass = cur->klass;
160class_detach_subclasses(
VALUE klass,
VALUE arg)
162 rb_class_remove_from_super_subclasses(klass);
166rb_class_detach_subclasses(
VALUE klass)
168 rb_class_foreach_subclass(klass, class_detach_subclasses,
Qnil);
172class_detach_module_subclasses(
VALUE klass,
VALUE arg)
174 rb_class_remove_from_module_subclasses(klass);
178rb_class_detach_module_subclasses(
VALUE klass)
180 rb_class_foreach_subclass(klass, class_detach_module_subclasses,
Qnil);
198 size_t alloc_size =
sizeof(
struct RClass);
200#if RCLASS_EXT_EMBEDDED
207 RVARGC_NEWOBJ_OF(obj,
struct RClass, klass, flags, alloc_size);
209#if RCLASS_EXT_EMBEDDED
226 RCLASS_ALLOCATOR(obj) = 0;
232RCLASS_M_TBL_INIT(
VALUE c)
234 RCLASS_M_TBL(c) = rb_id_table_create(0);
251 RCLASS_SET_SUPER(klass, super);
252 RCLASS_M_TBL_INIT(klass);
258class_superclasses_including_self(
VALUE klass)
260 if (
FL_TEST_RAW(klass, RCLASS_SUPERCLASSES_INCLUDE_SELF))
261 return RCLASS_SUPERCLASSES(klass);
263 size_t depth = RCLASS_SUPERCLASS_DEPTH(klass);
266 memcpy(superclasses, RCLASS_SUPERCLASSES(klass),
sizeof(
VALUE) * depth);
267 superclasses[depth] = klass;
269 RCLASS_SUPERCLASSES(klass) = superclasses;
270 FL_SET_RAW(klass, RCLASS_SUPERCLASSES_INCLUDE_SELF);
275rb_class_update_superclasses(
VALUE klass)
279 if (!RB_TYPE_P(klass,
T_CLASS))
return;
280 if (UNDEF_P(super))
return;
283 if (RCLASS_SUPERCLASSES(klass))
298 rb_class_update_superclasses(super);
301 if (!RCLASS_SUPERCLASS_DEPTH(super))
305 RCLASS_SUPERCLASSES(klass) = class_superclasses_including_self(super);
306 RCLASS_SUPERCLASS_DEPTH(klass) = RCLASS_SUPERCLASS_DEPTH(super) + 1;
312 if (!RB_TYPE_P(super,
T_CLASS)) {
313 rb_raise(
rb_eTypeError,
"superclass must be an instance of Class (given an instance of %"PRIsVALUE
")",
332 RCLASS_EXT(klass)->max_iv_count = RCLASS_EXT(super)->max_iv_count;
339rb_class_s_alloc(
VALUE klass)
347 if (me->def->type == VM_METHOD_TYPE_ISEQ) {
349 rb_vm_rewrite_cref(me->def->body.iseq.
cref, old_klass, new_klass, &new_cref);
350 rb_add_method_iseq(new_klass, mid, me->def->body.iseq.
iseqptr, new_cref, METHOD_ENTRY_VISI(me));
353 rb_method_entry_set(new_klass, mid, me, METHOD_ENTRY_VISI(me));
362static enum rb_id_table_iterator_result
363clone_method_i(
ID key,
VALUE value,
void *data)
366 clone_method(arg->old_klass, arg->new_klass, key, (
const rb_method_entry_t *)value);
367 return ID_TABLE_CONTINUE;
383 rb_id_table_insert(arg->tbl, key, (
VALUE)nce);
384 return ID_TABLE_CONTINUE;
387static enum rb_id_table_iterator_result
388clone_const_i(
ID key,
VALUE value,
void *data)
410 if (RCLASS_CONST_TBL(clone)) {
411 rb_free_const_table(RCLASS_CONST_TBL(clone));
412 RCLASS_CONST_TBL(clone) = 0;
414 RCLASS_M_TBL(clone) = 0;
418 rb_iv_tbl_copy(clone, orig);
420 rb_attr_delete(clone,
id);
422 rb_attr_delete(clone,
id);
424 if (RCLASS_CONST_TBL(orig)) {
427 arg.tbl = RCLASS_CONST_TBL(clone) = rb_id_table_create(0);
429 rb_id_table_foreach(RCLASS_CONST_TBL(orig), clone_const_i, &arg);
433static bool ensure_origin(
VALUE klass);
441RMODULE_UNINITIALIZED(
VALUE module)
443 return FL_TEST_RAW(module, RMODULE_ALLOCATED_BUT_NOT_INITIALIZED);
447rb_module_set_initialized(
VALUE mod)
449 FL_UNSET_RAW(mod, RMODULE_ALLOCATED_BUT_NOT_INITIALIZED);
454rb_module_check_initializable(
VALUE mod)
456 if (!RMODULE_UNINITIALIZED(mod)) {
468 class_init_copy_check(clone, orig);
471 rb_module_check_initializable(clone);
481 FL_SET(clone, RCLASS_CLONED);
482 FL_SET(orig , RCLASS_CLONED);
488 RCLASS_ALLOCATOR(clone) = RCLASS_ALLOCATOR(orig);
489 copy_tables(clone, orig);
490 if (RCLASS_M_TBL(orig)) {
492 arg.old_klass = orig;
493 arg.new_klass = clone;
494 RCLASS_M_TBL_INIT(clone);
495 rb_id_table_foreach(RCLASS_M_TBL(orig), clone_method_i, &arg);
498 if (RCLASS_ORIGIN(orig) == orig) {
503 VALUE orig_origin = RCLASS_ORIGIN(orig);
504 VALUE prev_clone_p = clone;
505 VALUE origin_stack = rb_ary_hidden_new(2);
512 ensure_origin(clone);
513 clone_origin = RCLASS_ORIGIN(clone);
515 while (p && p != orig_origin) {
517 rb_bug(
"non iclass between module/class and origin");
520 RCLASS_SET_SUPER(prev_clone_p, clone_p);
521 prev_clone_p = clone_p;
522 RCLASS_M_TBL(clone_p) = RCLASS_M_TBL(p);
523 RCLASS_CONST_TBL(clone_p) = RCLASS_CONST_TBL(p);
524 RCLASS_ALLOCATOR(clone_p) = RCLASS_ALLOCATOR(p);
525 if (RB_TYPE_P(clone,
T_CLASS)) {
526 RCLASS_SET_INCLUDER(clone_p, clone);
529 if (p != RCLASS_ORIGIN(p)) {
531 origin[1] = RCLASS_ORIGIN(p);
532 rb_ary_cat(origin_stack, origin, 2);
534 else if ((origin_len =
RARRAY_LEN(origin_stack)) > 1 &&
536 RCLASS_SET_ORIGIN(
RARRAY_AREF(origin_stack, (origin_len -= 2)), clone_p);
537 RICLASS_SET_ORIGIN_SHARED_MTBL(clone_p);
538 rb_ary_resize(origin_stack, origin_len);
539 add_subclass = FALSE;
542 rb_module_add_to_subclasses_list(METACLASS_OF(p), clone_p);
547 if (p == orig_origin) {
549 RCLASS_SET_SUPER(clone_p, clone_origin);
550 RCLASS_SET_SUPER(clone_origin,
RCLASS_SUPER(orig_origin));
552 copy_tables(clone_origin, orig_origin);
553 if (RCLASS_M_TBL(orig_origin)) {
555 arg.old_klass = orig;
556 arg.new_klass = clone;
557 RCLASS_M_TBL_INIT(clone_origin);
558 rb_id_table_foreach(RCLASS_M_TBL(orig_origin), clone_method_i, &arg);
562 rb_bug(
"no origin for class that has origin");
565 rb_class_update_superclasses(clone);
574 return rb_singleton_class_clone_and_attach(obj,
Qundef);
579rb_singleton_class_clone_and_attach(
VALUE obj,
VALUE attach)
581 const VALUE klass = METACLASS_OF(obj);
593 bool klass_of_clone_is_new;
597 klass_of_clone_is_new =
true;
598 RBASIC_SET_CLASS(clone, clone);
604 klass_of_clone_is_new = (METACLASS_OF(klass) != klass_metaclass_clone);
605 RBASIC_SET_CLASS(clone, klass_metaclass_clone);
609 RCLASS_ALLOCATOR(clone) = RCLASS_ALLOCATOR(klass);
610 rb_iv_tbl_copy(clone, klass);
611 if (RCLASS_CONST_TBL(klass)) {
613 arg.tbl = RCLASS_CONST_TBL(clone) = rb_id_table_create(0);
615 rb_id_table_foreach(RCLASS_CONST_TBL(klass), clone_const_i, &arg);
617 if (!UNDEF_P(attach)) {
620 RCLASS_M_TBL_INIT(clone);
623 arg.old_klass = klass;
624 arg.new_klass = clone;
625 rb_id_table_foreach(RCLASS_M_TBL(klass), clone_method_i, &arg);
627 if (klass_of_clone_is_new) {
640 rb_class_ivar_set(klass, id_attached, obj);
649#define META_CLASS_OF_CLASS_CLASS_P(k) (METACLASS_OF(k) == (k))
652rb_singleton_class_has_metaclass_p(
VALUE sklass)
654 return rb_attr_get(METACLASS_OF(sklass), id_attached) == sklass;
658rb_singleton_class_internal_p(
VALUE sklass)
661 !rb_singleton_class_has_metaclass_p(sklass));
669#define HAVE_METACLASS_P(k) \
670 (FL_TEST(METACLASS_OF(k), FL_SINGLETON) && \
671 rb_singleton_class_has_metaclass_p(k))
680#define ENSURE_EIGENCLASS(klass) \
681 (HAVE_METACLASS_P(klass) ? METACLASS_OF(klass) : make_metaclass(klass))
703 SET_METACLASS_OF(klass, metaclass);
704 SET_METACLASS_OF(metaclass, metaclass);
707 VALUE tmp = METACLASS_OF(klass);
708 SET_METACLASS_OF(klass, metaclass);
717 rb_class_update_superclasses(METACLASS_OF(metaclass));
731 VALUE orig_class = METACLASS_OF(obj);
735 RBASIC_SET_CLASS(obj, klass);
738 SET_METACLASS_OF(klass, METACLASS_OF(
rb_class_real(orig_class)));
744boot_defclass(
const char *name,
VALUE super)
747 ID id = rb_intern(name);
750 rb_vm_add_root_module(obj);
801refinement_import_methods(
int argc,
VALUE *argv,
VALUE refinement)
811 rb_gc_register_mark_object(rb_cObject);
816 rb_cModule = boot_defclass(
"Module", rb_cObject);
862 if (!super) super = rb_cObject;
864 rb_make_metaclass(klass, METACLASS_OF(super));
878MJIT_FUNC_EXPORTED
VALUE
882 if (!super) super = rb_cObject;
884 return rb_funcall(super, inherited, 1, klass);
893 id = rb_intern(name);
896 if (!RB_TYPE_P(klass,
T_CLASS)) {
905 rb_vm_add_root_module(klass);
912 rb_vm_add_root_module(klass);
932 if (!RB_TYPE_P(klass,
T_CLASS)) {
939 "%"PRIsVALUE
"::%"PRIsVALUE
""
940 " (%"PRIsVALUE
" is given but was %"PRIsVALUE
")",
944 rb_vm_add_root_module(klass);
956 rb_vm_add_root_module(klass);
962rb_module_s_alloc(
VALUE klass)
965 RCLASS_M_TBL_INIT(mod);
966 FL_SET(mod, RMODULE_ALLOCATED_BUT_NOT_INITIALIZED);
971module_new(
VALUE klass)
974 RCLASS_M_TBL_INIT(mdl);
1003 id = rb_intern(name);
1005 module = rb_const_get(rb_cObject, id);
1006 if (!RB_TYPE_P(module,
T_MODULE)) {
1011 rb_vm_add_root_module(module);
1014 module = rb_module_new();
1015 rb_vm_add_root_module(module);
1033 module = rb_const_get_at(outer, id);
1034 if (!RB_TYPE_P(module,
T_MODULE)) {
1040 rb_gc_register_mark_object(module);
1043 module = rb_module_new();
1046 rb_gc_register_mark_object(module);
1052rb_include_class_new(
VALUE module,
VALUE super)
1056 RCLASS_M_TBL(klass) = RCLASS_M_TBL(module);
1058 RCLASS_SET_ORIGIN(klass, klass);
1060 module = METACLASS_OF(module);
1063 if (!RCLASS_CONST_TBL(module)) {
1064 RCLASS_CONST_TBL(module) = rb_id_table_create(0);
1067 RCLASS_CVC_TBL(klass) = RCLASS_CVC_TBL(module);
1068 RCLASS_CONST_TBL(klass) = RCLASS_CONST_TBL(module);
1070 RCLASS_SET_SUPER(klass, super);
1071 RBASIC_SET_CLASS(klass, module);
1073 return (
VALUE)klass;
1076static int include_modules_at(
const VALUE klass,
VALUE c,
VALUE module,
int search_super);
1083 rb_module_set_initialized(module);
1084 if (!
NIL_P(rb_refinement_module_get_refined_class(module))) {
1094 ensure_includable(klass, module);
1096 changed = include_modules_at(klass, RCLASS_ORIGIN(klass), module, TRUE);
1105 iclass = iclass->next;
1110 VALUE check_class = iclass->klass;
1113 if (!rb_objspace_garbage_object_p(check_class)) {
1114 while (check_class) {
1115 RUBY_ASSERT(!rb_objspace_garbage_object_p(check_class));
1117 if (RB_TYPE_P(check_class,
T_ICLASS) &&
1118 (METACLASS_OF(check_class) == module)) {
1125 include_modules_at(iclass->klass, RCLASS_ORIGIN(iclass->klass), module, TRUE);
1129 iclass = iclass->next;
1134static enum rb_id_table_iterator_result
1135add_refined_method_entry_i(
ID key,
VALUE value,
void *data)
1137 rb_add_refined_method_entry((
VALUE)data, key);
1138 return ID_TABLE_CONTINUE;
1141static enum rb_id_table_iterator_result
1142clear_module_cache_i(
ID id,
VALUE val,
void *data)
1145 rb_clear_method_cache(klass,
id);
1146 return ID_TABLE_CONTINUE;
1150module_in_super_chain(
const VALUE klass,
VALUE module)
1152 struct rb_id_table *
const klass_m_tbl = RCLASS_M_TBL(RCLASS_ORIGIN(klass));
1155 if (klass_m_tbl == RCLASS_M_TBL(module))
1157 module = RCLASS_SUPER(module);
1165static enum rb_id_table_iterator_result
1166clear_constant_cache_i(
ID id,
VALUE value,
void *data)
1169 return ID_TABLE_CONTINUE;
1173do_include_modules_at(
const VALUE klass,
VALUE c,
VALUE module,
int search_super,
bool check_cyclic)
1175 VALUE p, iclass, origin_stack = 0;
1176 int method_changed = 0, add_subclass;
1178 VALUE klass_origin = RCLASS_ORIGIN(klass);
1179 VALUE original_klass = klass;
1181 if (check_cyclic && module_in_super_chain(klass, module))
1186 int superclass_seen = FALSE;
1192 if (klass_origin != c || search_super) {
1198 if (klass_origin == p && !search_super)
1203 if (RCLASS_M_TBL(p) == RCLASS_M_TBL(module)) {
1204 if (!superclass_seen && c_seen) {
1211 superclass_seen = TRUE;
1219 RB_DEBUG_COUNTER_INC(cvar_include_invalidate);
1220 ruby_vm_global_cvar_state++;
1221 tbl = RCLASS_M_TBL(module);
1222 if (tbl && rb_id_table_size(tbl)) {
1224 if (super_class && !RB_TYPE_P(super_class,
T_MODULE)) {
1225 rb_id_table_foreach(tbl, clear_module_cache_i, (
void *)super_class);
1229 if (!RB_TYPE_P(original_klass,
T_MODULE)) {
1230 rb_id_table_foreach(tbl, clear_module_cache_i, (
void *)original_klass);
1237 iclass = rb_include_class_new(module, super_class);
1238 c = RCLASS_SET_SUPER(c, iclass);
1239 RCLASS_SET_INCLUDER(iclass, klass);
1240 add_subclass = TRUE;
1241 if (module != RCLASS_ORIGIN(module)) {
1242 if (!origin_stack) origin_stack = rb_ary_hidden_new(2);
1243 VALUE origin[2] = {iclass, RCLASS_ORIGIN(module)};
1244 rb_ary_cat(origin_stack, origin, 2);
1246 else if (origin_stack && (origin_len =
RARRAY_LEN(origin_stack)) > 1 &&
1247 RARRAY_AREF(origin_stack, origin_len - 1) == module) {
1248 RCLASS_SET_ORIGIN(
RARRAY_AREF(origin_stack, (origin_len -= 2)), iclass);
1249 RICLASS_SET_ORIGIN_SHARED_MTBL(iclass);
1250 rb_ary_resize(origin_stack, origin_len);
1251 add_subclass = FALSE;
1257 rb_module_add_to_subclasses_list(m, iclass);
1261 VALUE refined_class =
1262 rb_refinement_module_get_refined_class(klass);
1264 rb_id_table_foreach(RCLASS_M_TBL(module), add_refined_method_entry_i, (
void *)refined_class);
1268 tbl = RCLASS_CONST_TBL(module);
1269 if (tbl && rb_id_table_size(tbl))
1270 rb_id_table_foreach(tbl, clear_constant_cache_i, NULL);
1272 module = RCLASS_SUPER(module);
1275 return method_changed;
1279include_modules_at(
const VALUE klass,
VALUE c,
VALUE module,
int search_super)
1281 return do_include_modules_at(klass, c, module, search_super,
true);
1284static enum rb_id_table_iterator_result
1285move_refined_method(
ID key,
VALUE value,
void *data)
1289 if (me->def->type == VM_METHOD_TYPE_REFINED) {
1293 if (me->def->body.refined.orig_me) {
1295 RB_OBJ_WRITE(me, &me->def->body.refined.orig_me, NULL);
1296 new_me = rb_method_entry_clone(me);
1297 rb_method_table_insert(klass, tbl, key, new_me);
1298 rb_method_entry_copy(me, orig_me);
1299 return ID_TABLE_CONTINUE;
1302 rb_method_table_insert(klass, tbl, key, me);
1303 return ID_TABLE_DELETE;
1307 return ID_TABLE_CONTINUE;
1311static enum rb_id_table_iterator_result
1312cache_clear_refined_method(
ID key,
VALUE value,
void *data)
1316 if (me->def->type == VM_METHOD_TYPE_REFINED && me->def->body.refined.orig_me) {
1318 rb_clear_method_cache(klass, me->called_id);
1323 return ID_TABLE_CONTINUE;
1327ensure_origin(
VALUE klass)
1329 VALUE origin = RCLASS_ORIGIN(klass);
1330 if (origin == klass) {
1333 RCLASS_SET_SUPER(klass, origin);
1334 RCLASS_SET_ORIGIN(klass, origin);
1335 RCLASS_M_TBL(origin) = RCLASS_M_TBL(klass);
1336 RCLASS_M_TBL_INIT(klass);
1337 rb_id_table_foreach(RCLASS_M_TBL(origin), cache_clear_refined_method, (
void *)klass);
1338 rb_id_table_foreach(RCLASS_M_TBL(origin), move_refined_method, (
void *)klass);
1348 bool klass_had_no_origin;
1350 ensure_includable(klass, module);
1351 if (module_in_super_chain(klass, module))
1354 klass_had_no_origin = ensure_origin(klass);
1355 changed = do_include_modules_at(klass, klass, module, FALSE,
false);
1358 rb_vm_check_redefinition_by_prepend(klass);
1365 iclass = iclass->next;
1368 VALUE klass_origin = RCLASS_ORIGIN(klass);
1369 struct rb_id_table *klass_m_tbl = RCLASS_M_TBL(klass);
1370 struct rb_id_table *klass_origin_m_tbl = RCLASS_M_TBL(klass_origin);
1374 if (!rb_objspace_garbage_object_p(iclass->klass)) {
1375 const VALUE subclass = iclass->klass;
1376 if (klass_had_no_origin && klass_origin_m_tbl == RCLASS_M_TBL(subclass)) {
1378 rb_id_table_foreach(RCLASS_M_TBL(subclass), clear_module_cache_i, (
void *)subclass);
1379 RCLASS_M_TBL(subclass) = klass_m_tbl;
1381 RCLASS_SET_SUPER(subclass, origin);
1382 RCLASS_SET_INCLUDER(origin, RCLASS_INCLUDER(subclass));
1383 RCLASS_SET_ORIGIN(subclass, origin);
1384 RICLASS_SET_ORIGIN_SHARED_MTBL(origin);
1386 include_modules_at(subclass, subclass, module, FALSE);
1389 iclass = iclass->next;
1419 VALUE ary = rb_ary_new();
1421 VALUE origin = RCLASS_ORIGIN(mod);
1425 VALUE m = METACLASS_OF(p);
1427 rb_ary_push(ary, m);
1460 if (METACLASS_OF(p) == mod2)
return Qtrue;
1487 VALUE p, ary = rb_ary_new();
1490 refined_class = rb_refinement_module_get_refined_class(mod);
1494 if (p == refined_class)
break;
1495 if (p != RCLASS_ORIGIN(p))
continue;
1497 rb_ary_push(ary, METACLASS_OF(p));
1500 rb_ary_push(ary, p);
1511 bool immediate_only;
1515class_descendants_recursive(
VALUE klass,
VALUE v)
1520 if (data->buffer && data->count < data->maxcount && !rb_objspace_garbage_object_p(klass)) {
1522 rb_ary_push(data->buffer, klass);
1525 if (!data->immediate_only) {
1526 rb_class_foreach_subclass(klass, class_descendants_recursive, v);
1530 rb_class_foreach_subclass(klass, class_descendants_recursive, v);
1535class_descendants(
VALUE klass,
bool immediate_only)
1540 rb_class_foreach_subclass(klass, class_descendants_recursive, (
VALUE) &data);
1543 data.buffer = rb_ary_new_capa(data.count);
1544 data.maxcount = data.count;
1547 size_t gc_count = rb_gc_count();
1550 rb_class_foreach_subclass(klass, class_descendants_recursive, (
VALUE) &data);
1552 if (gc_count != rb_gc_count()) {
1553 rb_bug(
"GC must not occur during the subclass iteration of Class#descendants");
1601 return class_descendants(klass,
true);
1632ins_methods_push(st_data_t name, st_data_t ary)
1638ins_methods_i(st_data_t name, st_data_t
type, st_data_t ary)
1640 switch ((rb_method_visibility_t)
type) {
1641 case METHOD_VISI_UNDEF:
1642 case METHOD_VISI_PRIVATE:
1645 ins_methods_push(name, ary);
1652ins_methods_type_i(st_data_t name, st_data_t
type, st_data_t ary, rb_method_visibility_t visi)
1654 if ((rb_method_visibility_t)
type == visi) {
1655 ins_methods_push(name, ary);
1661ins_methods_prot_i(st_data_t name, st_data_t
type, st_data_t ary)
1663 return ins_methods_type_i(name,
type, ary, METHOD_VISI_PROTECTED);
1667ins_methods_priv_i(st_data_t name, st_data_t
type, st_data_t ary)
1669 return ins_methods_type_i(name,
type, ary, METHOD_VISI_PRIVATE);
1673ins_methods_pub_i(st_data_t name, st_data_t
type, st_data_t ary)
1675 return ins_methods_type_i(name,
type, ary, METHOD_VISI_PUBLIC);
1679ins_methods_undef_i(st_data_t name, st_data_t
type, st_data_t ary)
1681 return ins_methods_type_i(name,
type, ary, METHOD_VISI_UNDEF);
1689static enum rb_id_table_iterator_result
1690method_entry_i(
ID key,
VALUE value,
void *data)
1694 rb_method_visibility_t
type;
1696 if (me->def->type == VM_METHOD_TYPE_REFINED) {
1697 VALUE owner = me->owner;
1698 me = rb_resolve_refined_method(
Qnil, me);
1699 if (!me)
return ID_TABLE_CONTINUE;
1700 if (!arg->recur && me->owner != owner)
return ID_TABLE_CONTINUE;
1702 if (!st_is_member(arg->list, key)) {
1703 if (UNDEFINED_METHOD_ENTRY_P(me)) {
1704 type = METHOD_VISI_UNDEF;
1707 type = METHOD_ENTRY_VISI(me);
1710 st_add_direct(arg->list, key, (st_data_t)
type);
1712 return ID_TABLE_CONTINUE;
1720 rb_id_table_foreach(m_tbl, method_entry_i, me_arg);
1724particular_class_p(
VALUE mod)
1726 if (!mod)
return false;
1733class_instance_method_list(
int argc,
const VALUE *argv,
VALUE mod,
int obj,
int (*func) (st_data_t, st_data_t, st_data_t))
1736 int recur = TRUE, prepended = 0;
1739 if (rb_check_arity(argc, 0, 1)) recur =
RTEST(argv[0]);
1741 me_arg.list = st_init_numtable();
1742 me_arg.recur = recur;
1745 for (; particular_class_p(mod); mod =
RCLASS_SUPER(mod)) {
1746 add_instance_method_list(mod, &me_arg);
1750 if (!recur && RCLASS_ORIGIN(mod) != mod) {
1751 mod = RCLASS_ORIGIN(mod);
1756 add_instance_method_list(mod, &me_arg);
1761 st_foreach(me_arg.list, func, ary);
1762 st_free_table(me_arg.list);
1806 return class_instance_method_list(argc, argv, mod, 0, ins_methods_i);
1821 return class_instance_method_list(argc, argv, mod, 0, ins_methods_prot_i);
1844 return class_instance_method_list(argc, argv, mod, 0, ins_methods_priv_i);
1859 return class_instance_method_list(argc, argv, mod, 0, ins_methods_pub_i);
1871rb_class_undefined_instance_methods(
VALUE mod)
1874 return class_instance_method_list(1, &include_super, mod, 0, ins_methods_undef_i);
1908rb_obj_methods(
int argc,
const VALUE *argv,
VALUE obj)
1910 rb_check_arity(argc, 0, 1);
1911 if (argc > 0 && !
RTEST(argv[0])) {
1914 return class_instance_method_list(argc, argv,
CLASS_OF(obj), 1, ins_methods_i);
1927rb_obj_protected_methods(
int argc,
const VALUE *argv,
VALUE obj)
1929 return class_instance_method_list(argc, argv,
CLASS_OF(obj), 1, ins_methods_prot_i);
1942rb_obj_private_methods(
int argc,
const VALUE *argv,
VALUE obj)
1944 return class_instance_method_list(argc, argv,
CLASS_OF(obj), 1, ins_methods_priv_i);
1957rb_obj_public_methods(
int argc,
const VALUE *argv,
VALUE obj)
1959 return class_instance_method_list(argc, argv,
CLASS_OF(obj), 1, ins_methods_pub_i);
1998 VALUE ary, klass, origin;
2003 if (rb_check_arity(argc, 0, 1)) recur =
RTEST(argv[0]);
2008 origin = RCLASS_ORIGIN(klass);
2009 me_arg.list = st_init_numtable();
2010 me_arg.recur = recur;
2012 if ((mtbl = RCLASS_M_TBL(origin)) != 0) rb_id_table_foreach(mtbl, method_entry_i, &me_arg);
2017 if (klass != origin && (mtbl = RCLASS_M_TBL(klass)) != 0) rb_id_table_foreach(mtbl, method_entry_i, &me_arg);
2022 st_foreach(me_arg.list, ins_methods_i, ary);
2023 st_free_table(me_arg.list);
2036#ifdef rb_define_method_id
2037#undef rb_define_method_id
2042 rb_add_method_cfunc(klass, mid, func, argc, METHOD_VISI_PUBLIC);
2045#ifdef rb_define_method
2046#undef rb_define_method
2051 rb_add_method_cfunc(klass, rb_intern(name), func, argc, METHOD_VISI_PUBLIC);
2054#ifdef rb_define_protected_method
2055#undef rb_define_protected_method
2060 rb_add_method_cfunc(klass, rb_intern(name), func, argc, METHOD_VISI_PROTECTED);
2063#ifdef rb_define_private_method
2064#undef rb_define_private_method
2069 rb_add_method_cfunc(klass, rb_intern(name), func, argc, METHOD_VISI_PRIVATE);
2075 rb_add_method(klass, rb_intern(name), VM_METHOD_TYPE_UNDEF, 0, METHOD_VISI_UNDEF);
2078static enum rb_id_table_iterator_result
2079undef_method_i(
ID name,
VALUE value,
void *data)
2082 rb_add_method(klass, name, VM_METHOD_TYPE_UNDEF, 0, METHOD_VISI_UNDEF);
2083 return ID_TABLE_CONTINUE;
2087rb_undef_methods_from(
VALUE klass,
VALUE super)
2091 rb_id_table_foreach(mtbl, undef_method_i, (
void *)klass);
2104special_singleton_class_of(
VALUE obj)
2110 default:
return Qnil;
2115rb_special_singleton_class(
VALUE obj)
2117 return special_singleton_class_of(obj);
2130singleton_class_of(
VALUE obj)
2134 switch (
TYPE(obj)) {
2144 klass = special_singleton_class_of(obj);
2146 rb_bug(
"unknown immediate %p", (
void *)obj);
2155 klass = METACLASS_OF(obj);
2158 klass = rb_make_metaclass(obj, klass);
2161 RB_FL_SET_RAW(klass, RB_OBJ_FROZEN_RAW(obj));
2171 VALUE klass = RBASIC_CLASS(x);
2192 return rb_special_singleton_class(obj);
2194 klass = METACLASS_OF(obj);
2203 VALUE klass = singleton_class_of(obj);
2220#ifdef rb_define_singleton_method
2221#undef rb_define_singleton_method
2229#ifdef rb_define_module_function
2230#undef rb_define_module_function
2239#ifdef rb_define_global_function
2240#undef rb_define_global_function
2251 rb_alias(klass, rb_intern(name1), rb_intern(name2));
2257 rb_attr(klass, rb_intern(name), read, write, FALSE);
2260MJIT_FUNC_EXPORTED
VALUE
2261rb_keyword_error_new(
const char *error,
VALUE keys)
2264 VALUE error_message =
rb_sprintf(
"%s keyword%.*s", error, len > 1,
"s");
2271 if (++i >= len)
break;
2279NORETURN(
static void rb_keyword_error(
const char *error,
VALUE keys));
2281rb_keyword_error(
const char *error,
VALUE keys)
2286NORETURN(
static void unknown_keyword_error(
VALUE hash,
const ID *table,
int keywords));
2288unknown_keyword_error(
VALUE hash,
const ID *table,
int keywords)
2291 for (i = 0; i < keywords; i++) {
2292 st_data_t key =
ID2SYM(table[i]);
2293 rb_hash_stlike_delete(hash, &key, NULL);
2295 rb_keyword_error(
"unknown", rb_hash_keys(hash));
2300separate_symbol(st_data_t key, st_data_t value, st_data_t arg)
2304 if (!*kwdhash) *kwdhash = rb_hash_new();
2305 rb_hash_aset(*kwdhash, (
VALUE)key, (
VALUE)value);
2312 VALUE parthash[2] = {0, 0};
2313 VALUE hash = *orighash;
2320 *orighash = parthash[1];
2321 if (parthash[1] && RBASIC_CLASS(hash) !=
rb_cHash) {
2322 RBASIC_SET_CLASS(parthash[1], RBASIC_CLASS(hash));
2335#define extract_kwarg(keyword, val) \
2336 (key = (st_data_t)(keyword), values ? \
2337 (rb_hash_stlike_delete(keyword_hash, &key, &(val)) || ((val) = Qundef, 0)) : \
2338 rb_hash_stlike_lookup(keyword_hash, key, NULL))
2340 if (
NIL_P(keyword_hash)) keyword_hash = 0;
2344 optional = -1-optional;
2347 for (; i < required; i++) {
2350 if (extract_kwarg(keyword, values[i])) {
2354 if (
NIL_P(missing)) missing = rb_ary_hidden_new(1);
2355 rb_ary_push(missing, keyword);
2357 if (!
NIL_P(missing)) {
2358 rb_keyword_error(
"missing", missing);
2362 if (optional && keyword_hash) {
2363 for (i = 0; i < optional; i++) {
2364 if (extract_kwarg(
ID2SYM(table[required+i]), values[required+i])) {
2369 if (!rest && keyword_hash) {
2370 if (
RHASH_SIZE(keyword_hash) > (
unsigned int)(values ? 0 : j)) {
2371 unknown_keyword_error(keyword_hash, table, required+optional);
2374 if (values && !keyword_hash) {
2375 for (i = 0; i < required + optional; i++) {
2394rb_scan_args_parse(
int kw_flag,
const char *fmt,
struct rb_scan_args_t *arg)
2396 const char *p = fmt;
2398 memset(arg, 0,
sizeof(*arg));
2399 arg->kw_flag = kw_flag;
2402 arg->n_lead = *p -
'0';
2405 arg->n_opt = *p -
'0';
2414 arg->n_trail = *p -
'0';
2426 rb_fatal(
"bad scan arg format: %s", fmt);
2431rb_scan_args_assign(
const struct rb_scan_args_t *arg,
int argc,
const VALUE *
const argv, va_list vargs)
2435#define rb_scan_args_next_param() va_arg(vargs, VALUE *)
2436 const int kw_flag = arg->kw_flag;
2437 const int n_lead = arg->n_lead;
2438 const int n_opt = arg->n_opt;
2439 const int n_trail = arg->n_trail;
2440 const int n_mand = n_lead + n_trail;
2441 const bool f_var = arg->f_var;
2442 const bool f_hash = arg->f_hash;
2443 const bool f_block = arg->f_block;
2446 if (f_hash && argc > 0) {
2447 VALUE last = argv[argc - 1];
2448 if (rb_scan_args_keyword_p(kw_flag, last)) {
2449 hash = rb_hash_dup(last);
2454 if (argc < n_mand) {
2459 for (i = 0; i < n_lead; i++) {
2460 var = rb_scan_args_next_param();
2461 if (var) *var = argv[argi];
2465 for (i = 0; i < n_opt; i++) {
2466 var = rb_scan_args_next_param();
2467 if (argi < argc - n_trail) {
2468 if (var) *var = argv[argi];
2472 if (var) *var =
Qnil;
2477 int n_var = argc - argi - n_trail;
2479 var = rb_scan_args_next_param();
2481 if (var) *var = rb_ary_new_from_values(n_var, &argv[argi]);
2485 if (var) *var = rb_ary_new();
2489 for (i = 0; i < n_trail; i++) {
2490 var = rb_scan_args_next_param();
2491 if (var) *var = argv[argi];
2496 var = rb_scan_args_next_param();
2497 if (var) *var = hash;
2501 var = rb_scan_args_next_param();
2516#undef rb_scan_args_next_param
2520rb_scan_args_result(
const struct rb_scan_args_t *
const arg,
int argc)
2522 const int n_lead = arg->n_lead;
2523 const int n_opt = arg->n_opt;
2524 const int n_trail = arg->n_trail;
2525 const int n_mand = n_lead + n_trail;
2526 const bool f_var = arg->f_var;
2539rb_scan_args(
int argc,
const VALUE *argv,
const char *fmt, ...)
2544 va_start(vargs,fmt);
2545 argc = rb_scan_args_assign(&arg, argc, argv, vargs);
2547 return rb_scan_args_result(&arg, argc);
2550#undef rb_scan_args_kw
2552rb_scan_args_kw(
int kw_flag,
int argc,
const VALUE *argv,
const char *fmt, ...)
2556 rb_scan_args_parse(kw_flag, fmt, &arg);
2557 va_start(vargs,fmt);
2558 argc = rb_scan_args_assign(&arg, argc, argv, vargs);
2560 return rb_scan_args_result(&arg, argc);
#define RUBY_ASSERT(expr)
Asserts that the given expression is truthy if and only if RUBY_DEBUG is truthy.
#define rb_define_method(klass, mid, func, arity)
Defines klass#mid.
#define rb_define_method_id(klass, mid, func, arity)
Defines klass#mid.
#define rb_define_singleton_method(klass, mid, func, arity)
Defines klass.mid.
#define rb_define_protected_method(klass, mid, func, arity)
Defines klass#mid and makes it protected.
#define rb_define_module_function(klass, mid, func, arity)
Defines klass#mid and makes it a module function.
#define rb_define_private_method(klass, mid, func, arity)
Defines klass#mid and makes it private.
#define rb_define_global_function(mid, func, arity)
Defines rb_mKernel #mid.
#define RUBY_EXTERN
Declaration of externally visible global variables.
@ RUBY_FL_USER5
User-defined flag.
VALUE rb_class_protected_instance_methods(int argc, const VALUE *argv, VALUE mod)
Identical to rb_class_instance_methods(), except it returns names of methods that are protected only.
void rb_include_module(VALUE klass, VALUE module)
Includes a module to a class.
VALUE rb_refinement_new(void)
Creates a new, anonymous refinement.
VALUE rb_define_class(const char *name, VALUE super)
Defines a top-level class.
VALUE rb_class_new(VALUE super)
Creates a new, anonymous class.
static VALUE make_singleton_class(VALUE obj)
Creates a singleton class for obj.
VALUE rb_singleton_class_clone(VALUE obj)
Clones a singleton class.
void rb_prepend_module(VALUE klass, VALUE module)
Identical to rb_include_module(), except it "prepends" the passed module to the klass,...
VALUE rb_class_subclasses(VALUE klass)
Queries the class's direct descendants.
VALUE rb_singleton_class(VALUE obj)
Finds or creates the singleton class of the passed object.
void Init_class_hierarchy(void)
Internal header aggregating init functions.
VALUE rb_define_class_under(VALUE outer, const char *name, VALUE super)
Defines a class under the namespace of outer.
VALUE rb_class_attached_object(VALUE klass)
Returns the attached object for a singleton class.
VALUE rb_obj_singleton_methods(int argc, const VALUE *argv, VALUE obj)
Identical to rb_class_instance_methods(), except it returns names of singleton methods instead of ins...
VALUE rb_module_new(void)
Creates a new, anonymous module.
#define META_CLASS_OF_CLASS_CLASS_P(k)
whether k is a meta^(n)-class of Class class
VALUE rb_class_instance_methods(int argc, const VALUE *argv, VALUE mod)
Generates an array of symbols, which are the list of method names defined in the passed class.
void rb_check_inheritable(VALUE super)
Asserts that the given class can derive a child class.
VALUE rb_class_public_instance_methods(int argc, const VALUE *argv, VALUE mod)
Identical to rb_class_instance_methods(), except it returns names of methods that are public only.
VALUE rb_class_boot(VALUE super)
A utility function that wraps class_alloc.
VALUE rb_define_module(const char *name)
Defines a top-level module.
void rb_class_modify_check(VALUE klass)
Asserts that klass is not a frozen class.
VALUE rb_define_module_id_under(VALUE outer, ID id)
Identical to rb_define_module_under(), except it takes the name in ID instead of C's string.
void rb_singleton_class_attached(VALUE klass, VALUE obj)
Attaches a singleton class to its corresponding object.
void rb_freeze_singleton_class(VALUE x)
This is an implementation detail of RB_OBJ_FREEZE().
VALUE rb_mod_included_modules(VALUE mod)
Queries the list of included modules.
VALUE rb_define_class_id_under(VALUE outer, ID id, VALUE super)
Identical to rb_define_class_under(), except it takes the name in ID instead of C's string.
VALUE rb_mod_ancestors(VALUE mod)
Queries the module's ancestors.
static VALUE make_metaclass(VALUE klass)
Creates a metaclass of klass.
static VALUE class_alloc(VALUE flags, VALUE klass)
Allocates a struct RClass for a new class.
VALUE rb_class_inherited(VALUE super, VALUE klass)
Calls Class::inherited.
VALUE rb_mod_include_p(VALUE mod, VALUE mod2)
Queries if the passed module is included by the module.
VALUE rb_class_private_instance_methods(int argc, const VALUE *argv, VALUE mod)
Identical to rb_class_instance_methods(), except it returns names of methods that are private only.
#define ENSURE_EIGENCLASS(klass)
ensures klass belongs to its own eigenclass.
VALUE rb_mod_init_copy(VALUE clone, VALUE orig)
The comment that comes with this function says :nodoc:.
VALUE rb_define_module_under(VALUE outer, const char *name)
Defines a module under the namespace of outer.
VALUE rb_singleton_class_get(VALUE obj)
Returns the singleton class of obj, or nil if obj is not a singleton object.
VALUE rb_define_module_id(ID id)
This is a very badly designed API that creates an anonymous module.
VALUE rb_define_class_id(ID id, VALUE super)
This is a very badly designed API that creates an anonymous class.
void rb_define_alias(VALUE klass, const char *name1, const char *name2)
Defines an alias of a method.
VALUE rb_extract_keywords(VALUE *orighash)
Splits a hash into two.
void rb_define_attr(VALUE klass, const char *name, int read, int write)
Defines public accessor method(s) for an attribute.
void rb_undef_method(VALUE klass, const char *name)
Defines an undef of a method.
int rb_block_given_p(void)
Determines if the current method is given a block.
int rb_get_kwargs(VALUE keyword_hash, const ID *table, int required, int optional, VALUE *values)
Keyword argument deconstructor.
#define TYPE(_)
Old name of rb_type.
#define FL_SINGLETON
Old name of RUBY_FL_SINGLETON.
#define FL_UNSET_RAW
Old name of RB_FL_UNSET_RAW.
#define OBJ_INIT_COPY(obj, orig)
Old name of RB_OBJ_INIT_COPY.
#define ALLOC
Old name of RB_ALLOC.
#define T_STRING
Old name of RUBY_T_STRING.
#define xfree
Old name of ruby_xfree.
#define T_MASK
Old name of RUBY_T_MASK.
#define Qundef
Old name of RUBY_Qundef.
#define T_NIL
Old name of RUBY_T_NIL.
#define T_FLOAT
Old name of RUBY_T_FLOAT.
#define ID2SYM
Old name of RB_ID2SYM.
#define T_BIGNUM
Old name of RUBY_T_BIGNUM.
#define SPECIAL_CONST_P
Old name of RB_SPECIAL_CONST_P.
#define OBJ_FREEZE_RAW
Old name of RB_OBJ_FREEZE_RAW.
#define T_FIXNUM
Old name of RUBY_T_FIXNUM.
#define UNREACHABLE_RETURN
Old name of RBIMPL_UNREACHABLE_RETURN.
#define ZALLOC
Old name of RB_ZALLOC.
#define CLASS_OF
Old name of rb_class_of.
#define xmalloc
Old name of ruby_xmalloc.
#define T_MODULE
Old name of RUBY_T_MODULE.
#define ISDIGIT
Old name of rb_isdigit.
#define T_TRUE
Old name of RUBY_T_TRUE.
#define T_ICLASS
Old name of RUBY_T_ICLASS.
#define FL_TEST_RAW
Old name of RB_FL_TEST_RAW.
#define FL_SET
Old name of RB_FL_SET.
#define T_FALSE
Old name of RUBY_T_FALSE.
#define Qtrue
Old name of RUBY_Qtrue.
#define Qnil
Old name of RUBY_Qnil.
#define Qfalse
Old name of RUBY_Qfalse.
#define NIL_P
Old name of RB_NIL_P.
#define FL_WB_PROTECTED
Old name of RUBY_FL_WB_PROTECTED.
#define T_SYMBOL
Old name of RUBY_T_SYMBOL.
#define T_CLASS
Old name of RUBY_T_CLASS.
#define BUILTIN_TYPE
Old name of RB_BUILTIN_TYPE.
#define FL_TEST
Old name of RB_FL_TEST.
#define FL_PROMOTED1
Old name of RUBY_FL_PROMOTED1.
#define FL_FREEZE
Old name of RUBY_FL_FREEZE.
#define CONST_ID
Old name of RUBY_CONST_ID.
#define rb_ary_new2
Old name of rb_ary_new_capa.
#define FL_SET_RAW
Old name of RB_FL_SET_RAW.
#define SYMBOL_P
Old name of RB_SYMBOL_P.
void rb_raise(VALUE exc, const char *fmt,...)
Exception entry point.
void rb_exc_raise(VALUE mesg)
Raises an exception in the current thread.
void rb_bug(const char *fmt,...)
Interpreter panic switch.
VALUE rb_eTypeError
TypeError exception.
void rb_fatal(const char *fmt,...)
Raises the unsung "fatal" exception.
VALUE rb_exc_new_str(VALUE etype, VALUE str)
Identical to rb_exc_new_cstr(), except it takes a Ruby's string instead of C's.
VALUE rb_eArgError
ArgumentError exception.
VALUE rb_cClass
Class class.
VALUE rb_mKernel
Kernel module.
VALUE rb_cObject
Documented in include/ruby/internal/globals.h.
VALUE rb_cRefinement
Refinement class.
VALUE rb_cNilClass
NilClass class.
VALUE rb_cHash
Hash class.
VALUE rb_cFalseClass
FalseClass class.
VALUE rb_obj_class(VALUE obj)
Queries the class of an object.
VALUE rb_inspect(VALUE obj)
Generates a human-readable textual representation of the given object.
VALUE rb_cBasicObject
BasicObject class.
VALUE rb_cModule
Module class.
VALUE rb_class_real(VALUE klass)
Finds a "real" class.
VALUE rb_cTrueClass
TrueClass class.
#define RB_OBJ_WRITTEN(old, oldv, young)
Identical to RB_OBJ_WRITE(), except it doesn't write any values, but only a WB declaration.
#define RB_OBJ_WRITE(old, slot, young)
Declaration of a "back" pointer.
#define UNLIMITED_ARGUMENTS
This macro is used in conjunction with rb_check_arity().
VALUE rb_block_proc(void)
Constructs a Proc object from implicitly passed components.
VALUE rb_str_append(VALUE dst, VALUE src)
Identical to rb_str_buf_append(), except it converts the right hand side before concatenating.
#define rb_str_cat_cstr(buf, str)
Identical to rb_str_cat(), except it assumes the passed pointer is a pointer to a C string.
VALUE rb_const_get(VALUE space, ID name)
Identical to rb_const_defined(), except it returns the actual defined value.
VALUE rb_attr_get(VALUE obj, ID name)
Identical to rb_ivar_get()
void rb_const_set(VALUE space, ID name, VALUE val)
Names a constant.
VALUE rb_const_get_at(VALUE space, ID name)
Identical to rb_const_defined_at(), except it returns the actual defined value.
void rb_set_class_path_string(VALUE klass, VALUE space, VALUE name)
Identical to rb_set_class_path(), except it accepts the name as Ruby's string instead of C's.
int rb_const_defined_at(VALUE space, ID name)
Identical to rb_const_defined(), except it doesn't look for parent classes.
VALUE rb_class_path(VALUE mod)
Identical to rb_mod_name(), except it returns #<Class: ...> style inspection for anonymous modules.
int rb_const_defined(VALUE space, ID name)
Queries if the constant is defined at the namespace.
void rb_alias(VALUE klass, ID dst, ID src)
Resembles alias.
void rb_attr(VALUE klass, ID name, int need_reader, int need_writer, int honour_visibility)
This function resembles now-deprecated Module#attr.
void rb_clear_constant_cache_for_id(ID id)
Clears the inline constant caches associated with a particular ID.
VALUE rb_sprintf(const char *fmt,...)
Ruby's extended sprintf(3).
#define MEMCPY(p1, p2, type, n)
Handy macro to call memcpy.
VALUE type(ANYARGS)
ANYARGS-ed function type.
void rb_hash_foreach(VALUE q, int_type *w, VALUE e)
Iteration over the given hash.
#define RARRAY_LEN
Just another name of rb_array_len.
#define RARRAY_AREF(a, i)
#define RBASIC(obj)
Convenient casting macro.
#define RCLASS_SUPER
Just another name of rb_class_get_superclass.
#define RGENGC_WB_PROTECTED_CLASS
This is a compile-time flag to enable/disable write barrier for struct RClass.
#define RHASH_SIZE(h)
Queries the size of the hash.
#define RHASH_EMPTY_P(h)
Checks if the hash is empty.
#define RB_SCAN_ARGS_PASS_CALLED_KEYWORDS
Same behaviour as rb_scan_args().
#define RTEST
This is an old name of RB_TEST.
#define ANYARGS
Functions declared using this macro take arbitrary arguments, including void.
const rb_iseq_t * iseqptr
iseq pointer, should be separated from iseqval
rb_cref_t * cref
class reference, should be marked
Internal header for Class.
uintptr_t VALUE
Type that represents a Ruby object.
uintptr_t ID
Type that represents a Ruby identifier such as a variable name.