{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"TyKind::Ref(_,"}]}
            TyKind::Ref(_, hir::MutTy { ty: inner_ty, mutbl: hir::Mutability::Not }) => {
        match &ty.kind {
                if let Some(impl_did) = cx.tcx.impl_of_assoc(ty.hir_id.owner.to_def_id()) {