/*
** class.h - Class class
**
** See Copyright Notice in mruby.h
*/
#ifndef MRUBY_CLASS_H
#define MRUBY_CLASS_H
#if defined(__cplusplus)
extern "C" {
#endif
struct RClass {
MRUBY_OBJECT_HEADER;
struct kh_iv *iv;
struct kh_mt *mt;
struct RClass *super;
};
#define mrb_class_ptr(v) ((struct RClass*)((v).value.p))
#define RCLASS_SUPER(v) (((struct RClass*)((v).value.p))->super)
#define RCLASS_IV_TBL(v) (((struct RClass*)((v).value.p))->iv)
#define RCLASS_M_TBL(v) (((struct RClass*)((v).value.p))->mt)
static inline struct RClass*
mrb_class(mrb_state *mrb, mrb_value v)
{
switch (mrb_type(v)) {
case MRB_TT_FALSE:
if (v.value.i)
return mrb->false_class;
return mrb->nil_class;
case MRB_TT_TRUE:
return mrb->true_class;
case MRB_TT_SYMBOL:
return mrb->symbol_class;
case MRB_TT_FIXNUM:
return mrb->fixnum_class;
case MRB_TT_FLOAT:
return mrb->float_class;
#ifdef ENABLE_REGEXP
case MRB_TT_REGEX:
case MRB_TT_MATCH:
mrb_raise(mrb, E_TYPE_ERROR, "type mismatch: %s given",
mrb_obj_classname(mrb, v));
return mrb->nil_class; /* not reach */
#endif
default:
return mrb_object(v)->c;
}
}
#define MRB_SET_INSTANCE_TT(c, tt) c->flags = ((c->flags & ~0xff) | (char)tt)
#define MRB_INSTANCE_TT(c) (enum mrb_vtype)(c->flags & 0xff)
struct RClass* mrb_define_class_id(mrb_state*, mrb_sym, struct RClass*);
struct RClass* mrb_define_module_id(mrb_state*, mrb_sym);
struct RClass *mrb_vm_define_class(mrb_state*, mrb_value, mrb_value, mrb_sym);
struct RClass *mrb_vm_define_module(mrb_state*, mrb_value, mrb_sym);
void mrb_define_method_vm(mrb_state*, struct RClass*, mrb_sym, mrb_value);
void mrb_define_method_raw(mrb_state*, struct RClass*, mrb_sym, struct RProc *);
void mrb_define_method_id(mrb_state *mrb, struct RClass *c, mrb_sym mid, mrb_func_t func, int aspec);
struct RClass *mrb_class_outer_module(mrb_state*, struct RClass *);
struct RProc *mrb_method_search_vm(mrb_state*, struct RClass**, mrb_sym);
struct RProc *mrb_method_search(mrb_state*, struct RClass*, mrb_sym);
struct RClass* mrb_class_real(struct RClass* cl);
void mrb_obj_call_init(mrb_state *mrb, mrb_value obj, int argc, mrb_value *argv);
void mrb_gc_mark_mt(mrb_state*, struct RClass*);
size_t mrb_gc_mark_mt_size(mrb_state*, struct RClass*);
void mrb_gc_free_mt(mrb_state*, struct RClass*);
#if defined(__cplusplus)
} /* extern "C" { */
#endif
#endif /* MRUBY_CLASS_H */