Function getParentToChildPath

getParentToChildPath(fromParent: object, toChild: object): Path | undefined
Gets the path to get from a parent to a given child. Returns an empty array if the child is actually the given parent or undefined if the child is not a child of the parent.
Parameters
- fromParent: object
  The parent node.
- toChild: object
  The child node.
Returns Path | undefined
The path from the parent to the child or undefined if the child is not a child of the parent.