static @NotNull TreeElement rawSetParents(@NotNull TreeElement child, @NotNull CompositeElement parent) {
    child.rawRemoveUpToWithoutNotifications(null, false);
    while (true) {
      child.setTreeParent(parent);
      TreeElement treeNext = child.getTreeNext();
      if (treeNext == null) return child;
      child = treeNext;
    }
  }
static @NotNull TreeElement rawSetParents(@NotNull TreeElement child, @NotNull CompositeElement parent)