{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":".map_or(Res::Err,"}]}
                .map_or(Res::Err, |(kind, def_id)| Res::Def(kind, def_id)),
                .and_then(|typeck_results| typeck_results.type_dependent_def(id))
        }