#ifndef FZL_READER_H
#define FZL_READER_H

#include <compiler/fzl_token.h>
#include <compiler/utils/fzl_linked.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

// Tokens linked list descriptor
typedef struct fzl_reader_ll
{
  fzl_token_t *token;
  struct fzl_reader_ll *next;
} fzl_reader_ll_t;

// Source reader description
typedef struct
{
  fzl_reader_ll_t *first;
  fzl_reader_ll_t *last;

  fzl_linked_t *linked;

  char *source;
  size_t size;

  size_t position;
} fzl_reader_t;

// Allocate new reader
fzl_reader_t *fzl_mkreader(fzl_linked_t *linked);

// Read source file
int fzl_read(fzl_reader_t *reader);

// Get last error from reader
char *fzl_reader_geterror();

// Free reader
void fzl_freereader(fzl_reader_t *reader);

#endif // FZL_READER_H