forAllAdded method
Implementation
void forAllAdded(void Function(Object? _, Object? o) ffn,
{Map<Object, Object?> root = const {}}) {
added.forEach((key, thisNode) => ffn(root, thisNode));
node.forEach((key, node) {
root[key] = <String, Object?>{};
node.forAllAdded((addedMap, root) => ffn(root, addedMap),
root: root[key] as Map<String, Object?>);
});
}