{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"db.attrs(AttrDefId::GenericParamId(p)).by_key(sym::may_dangle).exists()"}]}
                    db.attrs(AttrDefId::GenericParamId(p)).by_key(sym::may_dangle).exists()
                let res = type_params.chain(lifetime_params).any(|p| {
                });