{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"map.insert(SourceRootId(*root_id"}]}
                        map.insert(SourceRootId(*root_id as u32), SourceRootId(*root2_id as u32));
                    if find_parent(&mut dsu, *root_id) != find_parent(&mut dsu, *root2_id) {
                        dsu.insert(*root_id, *root2_id);