insert_before
Description:
public unowned Node<
G>
insert_before (
Node<
G> sibling,
owned Node<
G> node)
Inserts a Node beneath the parent before the given sibling.
Parameters:
| this |
the Node to place node under
|
| sibling |
the sibling Node to place node before. If sibling is
null, the node is inserted as the last child of this.
|
| node |
the Node to insert
|
Returns: