/**
 * Parsing
 *
 * Created on 2021/11/17.
 */

#ifndef FORTH_FH_PARSE_H
#define FORTH_FH_PARSE_H

typedef bool (*chartest_t)(char c, void *param);

void fh_input_consume_matching(struct fh_thread_s *fh, chartest_t test, void *param);

void fh_input_consume_spaces(struct fh_thread_s *fh);

enum fh_error fh_input_read_delimited(struct fh_thread_s *fh, char **out, size_t *len, chartest_t test, void *param);

enum fh_error fh_input_read_word(struct fh_thread_s *fh, char **out, size_t *len);

enum fh_error fh_input_read_quotedstring(struct fh_thread_s *fh, bool escaped, char *outbuf, size_t capacity, size_t *out_len);

enum fh_error fh_handle_ascii_word(struct fh_thread_s *fh, const char *name, size_t wordlen);

// chartest space or 0, param is ignored
bool fh_chartest_space_or_end(char c, void *param);

// chartest given char or 0. param is pointer to char.
bool fh_chartest_equals_or_end(char c, void *param);

#endif //FORTH_FH_PARSE_H