{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":".flat_map(|(_,"}]}
            .flat_map(|(_, refs)| refs.into_iter().rev())
            .filter(|(use_file_id, _)| *use_file_id == file_id)
            .find_map(|fref| find_node_at_range(file.syntax(), fref.range));