{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"ImplTraitId::AsyncBlockTypeImplTrait(def,"}]}
                    ImplTraitId::AsyncBlockTypeImplTrait(def, _expr) => {
                match db.lookup_intern_impl_trait_id((*opaque_ty_id).into()) {
                        let krate = def.module(db).krate();