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/*
** method.h - method structures and functions
**
** See Copyright Notice in mruby.h
*/
#ifndef METHOD_H
#define METHOD_H
typedef enum {
NOEX_PUBLIC = 0x00,
NOEX_NOSUPER = 0x01,
NOEX_PRIVATE = 0x02,
NOEX_PROTECTED = 0x04,
NOEX_MASK = 0x06,
NOEX_BASIC = 0x08,
NOEX_UNDEF = NOEX_NOSUPER,
NOEX_MODFUNC = 0x12,
NOEX_SUPER = 0x20,
NOEX_VCALL = 0x40,
NOEX_RESPONDS = 0x80
} mrb_method_flag_t;
#define NOEX_SAFE(n) ((int)((n) >> 8) & 0x0F)
#define NOEX_WITH(n, s) ((s << 8) | (n) | (ruby_running ? 0 : NOEX_BASIC))
#define NOEX_WITH_SAFE(n) NOEX_WITH(n, mrb_safe_level())
/* method data type */
typedef enum {
VM_METHOD_TYPE_ISEQ,
VM_METHOD_TYPE_CFUNC,
VM_METHOD_TYPE_ATTRSET,
VM_METHOD_TYPE_IVAR,
VM_METHOD_TYPE_BMETHOD,
VM_METHOD_TYPE_ZSUPER,
VM_METHOD_TYPE_UNDEF,
VM_METHOD_TYPE_NOTIMPLEMENTED,
VM_METHOD_TYPE_OPTIMIZED, /* Kernel#send, Proc#call, etc */
VM_METHOD_TYPE_MISSING /* wrapper for method_missing(id) */
} mrb_method_type_t;
typedef struct mrb_method_cfunc_struct {
mrb_value (*func)(ANYARGS);
int argc;
} mrb_method_cfunc_t;
typedef struct mrb_method_attr_struct {
mrb_sym id;
mrb_value location;
} mrb_method_attr_t;
typedef struct mrb_iseq_struct mrb_iseq_t;
typedef struct mrb_method_definition_struct {
mrb_method_type_t type; /* method type */
mrb_sym original_id;
union {
mrb_iseq_t *iseq; /* should be mark */
mrb_method_cfunc_t cfunc;
mrb_method_attr_t attr;
mrb_value proc; /* should be mark */
enum method_optimized_type {
OPTIMIZED_METHOD_TYPE_SEND,
OPTIMIZED_METHOD_TYPE_CALL
} optimize_type;
} body;
int alias_count;
} mrb_method_definition_t;
typedef struct mrb_method_entry_struct {
mrb_method_flag_t flag;
char mark;
mrb_method_definition_t *def;
mrb_sym called_id;
mrb_value klass; /* should be mark */
} mrb_method_entry_t;
struct unlinked_method_entry_list_entry {
struct unlinked_method_entry_list_entry *next;
mrb_method_entry_t *me;
};
#define UNDEFINED_METHOD_ENTRY_P(me) (!(me) || !(me)->def || (me)->def->type == VM_METHOD_TYPE_UNDEF)
void mrb_add_method_cfunc(mrb_value klass, mrb_sym mid, mrb_value (*func)(ANYARGS), int argc, mrb_method_flag_t noex);
mrb_method_entry_t *mrb_add_method(mrb_value klass, mrb_sym mid, mrb_method_type_t type, void *option, mrb_method_flag_t noex);
mrb_method_entry_t *mrb_method_entry(mrb_state *mrb, mrb_value klass, mrb_sym id);
mrb_method_entry_t *mrb_method_entry_get_without_cache(mrb_value klass, mrb_sym id);
mrb_method_entry_t *mrb_method_entry_set(mrb_value klass, mrb_sym mid, const mrb_method_entry_t *, mrb_method_flag_t noex);
int mrb_method_entry_arity(const mrb_method_entry_t *me);
void mrb_mark_method_entry(const mrb_method_entry_t *me);
void mrb_free_method_entry(mrb_method_entry_t *me);
void mrb_sweep_method_entry(void *vm);
#endif /* METHOD_H */
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