{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"Res::Def(DefKind::Trait,"}]}
                Res::Def(DefKind::Trait, def_id) => {
            match res {
                    if let Some(async_def_id) = self.map_trait_to_async_trait(def_id) {