lox/clox/object.h

35 lines
738 B
C

#ifndef clox_object_h
#define clox_object_h
#include "value.h"
#define OBJ_TYPE(value) (AS_OBJ(value)->type)
#define IS_STRING(value) isObjType(value, OBJ_STRING)
#define AS_STRING(value) ((ObjString*)AS_OBJ(value))
#define AS_CSTRING(value) (((ObjString*)AS_OBJ(value))->chars)
typedef enum {
OBJ_STRING,
} ObjType;
struct Obj {
ObjType type;
struct Obj* next;
};
struct ObjString {
Obj obj;
int length;
char* chars;
uint32_t hash;
};
ObjString* takeString(char* chars, int length);
ObjString* copyString(const char* chars, int length);
void printObject(Value value);
static inline bool isObjType(Value value, ObjType type) {
return IS_OBJ(value) && AS_OBJ(value)->type == type;
}
#endif