Function cmark_node_check

src/node.c:834–888

}

int cmark_node_check(cmark_node *node, FILE *out) {
  cmark_node *cur;
  int errors = 0;

  if (!node) {
    return 0;
  }

  cur = node;
  for (;;) {
    if (cur->first_child) {
      if (cur->first_child->prev != NULL) {
        S_print_error(out, cur->first_child, "prev");
        cur->first_child->prev = NULL;
        ++errors;
      }
      if (cur->first_child->parent != cur) {
        S_print_error(out, cur->first_child, "parent");
        cur->first_child->parent = cur;
        ++errors;
      }
      cur = cur->first_child;
      continue;
    }

  next_sibling:
    if (cur == node) {
      break;
    }
    if (cur->next) {
      if (cur->next->prev != cur) {
        S_print_error(out, cur->next, "prev");
        cur->next->prev = cur;
        ++errors;
      }
      if (cur->next->parent != cur->parent) {
        S_print_error(out, cur->next, "parent");
        cur->next->parent = cur->parent;
        ++errors;
      }
      cur = cur->next;
      continue;
    }

    if (cur->parent->last_child != cur) {
      S_print_error(out, cur->parent, "last_child");
      cur->parent->last_child = cur;
      ++errors;
    }
    cur = cur->parent;
    goto next_sibling;
  }

  return errors;
}