code: public static <T> String path(TreeDef.Parented<T> treeDef, T node, Function<? super T, String> toString) {
  		return path(treeDef, node, toString, "/");
  	}
docs: Returns the path of the given node, using {@code /} as the path delimiter.
  
  @see #path(com.diffplug.common.base.TreeDef.Parented, Object, Function, String)