{"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"fn"}]}
    fn new_archive_builder<'a>(&self, sess: &'a Session) -> Box<dyn ArchiveBuilder + 'a> {
impl ArchiveBuilderBuilder for ArArchiveBuilderBuilder {
        Box::new(ArArchiveBuilder::new(sess, &DEFAULT_OBJECT_READER))