#ifndef VM_H
#define VM_H

#include "chunk.h"
#include "value.h"

#define STACK_MAX 256

typedef struct {
    Chunk *chunk;
    uint8_t *ip;
    Value stack[STACK_MAX];
    Value *stackTop;
} VM;

typedef enum {
    INTERPRET_OK,
    INTERPRET_COMPILE_ERROR,
    INTERPRET_RUNTIME_ERROR,
    INTERPRET_RESULT_COUNT,
} InterpretResult;

extern VM vm;

void initVM(void);
void freeVM(void);

InterpretResult interpret(const char *source);
void push(Value value);
Value pop();

#endif