#ifndef OBJECT_H_
#define OBJECT_H_

#include <stdint.h>
#include <stdarg.h>

#define LAST_METHOD 0xFFFFFFFF

typedef struct obj_meta obj_meta;

typedef struct object
{
	obj_meta * meta;
	struct object * parent;
} object;

typedef object * (*method)(uint32_t method_id, uint32_t num_args, object * self, va_list args);

typedef object * (*closure_func)(void *, uint32_t, ...);
/*
typedef struct closure
{
	object header;
	void * env;
	closure_func func;
} closure;
*/
struct obj_meta
{
	uint32_t size;
	method   meth_lookup[16];
	uint32_t *methods[16];
};

extern obj_meta lambda_meta;

object * mcall(uint32_t method_id, uint32_t num_args, object * self, ...);
#define ccall(clos, num_args, ...) (((lambda *)clos)->func(((lambda *)clos)->env, num_args,##__VA_ARGS__))

void * make_object(obj_meta * meta, void * parent, int num_props, ...);
object * make_lambda(void * env, closure_func func);
object * make_array(uint32_t num_els, ...);
object * make_list(uint32_t num_els, ...);
int object_understands(object * obj, uint32_t method_id);

#endif //OBJECT_H_