Function check_next

app/redis-6.2.6/deps/lua/src/llex.c:164–169

static int check_next (LexState *ls, const char *set) {
  if (!strchr(set, ls->current))
    return 0;
  save_and_next(ls);
  return 1;
}


static void buffreplace (LexState *ls, char from, char to) {