#ifndef APFL_CONTEXT_H
#define APFL_CONTEXT_H

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>

#include "bytecode.h"
#include "hashmap.h"
#include "gc.h"
#include "value.h"
#include "scope.h"

struct stack {
    struct apfl_value *items;
    size_t len;
    size_t cap;
};

struct apfl_ctx_data {
    struct gc gc;

    struct scope *scope;
    struct stack *stack;

    int execution_line;
};

void apfl_stack_deinit(struct apfl_allocator, struct stack *);
void apfl_gc_stack_traverse(struct stack *, gc_visitor, void *);

bool apfl_stack_push(apfl_ctx, struct apfl_value);
bool apfl_stack_check_index(apfl_ctx, apfl_stackidx *);
bool apfl_stack_pop(apfl_ctx, struct apfl_value *value, apfl_stackidx);
bool apfl_stack_get(apfl_ctx, struct apfl_value *value, apfl_stackidx);
bool apfl_stack_drop(apfl_ctx, apfl_stackidx);
void apfl_stack_clear(apfl_ctx);

#ifdef __cplusplus
}
#endif

#endif