{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"&TyKind::Ref(mutbl,"}]}
                    &TyKind::Ref(mutbl, ..) => {
                    TyKind::Adt(adt, _) if is_box(f.db, adt.0) => write!(f, "box ")?,
                        write!(f, "&{}", if mutbl == Mutability::Mut { "mut " } else { "" })?