kuroko/object.h
2020-12-26 09:32:21 +09:00

35 lines
773 B
C

#pragma once
#include <stdio.h>
#include "kuroko.h"
#include "value.h"
#define OBJECT_TYPE(value) (AS_OBJECT(value)->type)
#define IS_STRING(value) isObjType(value, OBJ_STRING)
#define AS_STRING(value) ((KrkString *)AS_OBJECT(value))
#define AS_CSTRING(value) (((KrkString *)AS_OBJECT(value))->chars)
typedef enum {
OBJ_STRING,
} ObjType;
struct Obj {
ObjType type;
struct Obj * next;
};
struct ObjString {
KrkObj obj;
size_t length;
char * chars;
};
static inline int isObjType(KrkValue value, ObjType type) {
return IS_OBJECT(value) && AS_OBJECT(value)->type == type;
}
extern KrkString * takeString(char * chars, size_t length);
extern KrkString * copyString(const char * chars, size_t length);
extern void krk_printObject(FILE * f, KrkValue value);