Function cmark_node_prepend_child

src/node.c:777–799

}

int cmark_node_prepend_child(cmark_node *node, cmark_node *child) {
  if (!S_can_contain(node, child)) {
    return 0;
  }

  S_node_unlink(child);

  cmark_node *old_first_child = node->first_child;

  child->next = old_first_child;
  child->prev = NULL;
  child->parent = node;
  node->first_child = child;

  if (old_first_child) {
    old_first_child->prev = child;
  } else {
    // Also set last_child if node previously had no children.
    node->last_child = child;
  }

  return 1;
}

int cmark_node_append_child(cmark_node *node, cmark_node *child) {
  if (!S_can_contain(node, child)) {