{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"Res::Def(DefKind::Const,"}]}
                                Res::Def(DefKind::Const, def_id) => (Some(def.did()), Some(def_id)),
                            ty::Adt(def, _) => match res {
                                _ => (None, None),