{"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"type_params.lifetime_params().map(|p|"}]}
                type_params.lifetime_params().map(|p| p.syntax().text().to_string()).collect();
            let used_lifetime_params: FxHashSet<_> =
            ('a'..='z').map(|it| format!("'{it}")).find(|it| !used_lifetime_params.contains(it))