{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"query_ensure_error_guaranteed($($args)*).map(|_|"}]}
        query_ensure_error_guaranteed($($args)*).map(|_| ())
    ([(return_result_from_ensure_ok) $($rest:tt)*]$($args:tt)*) => {
    };