/**
 * Number and trend formatting for job widgets: `186 tok/s`, `5.37 ms`,
 * `12.3k req`, `▲ 15%`.
 */
import type { JobWidgetTrend } from "@oh-my-pi/pi-tui/tools/job-widget";
import type { JobWidgetBetter } from "./spec.js";
/**
 * A number with its unit: auto decimals (≥ 100 → 0, ≥ 10 → 1, else 2)
 * unless `digits` is given, whole numbers without decimals, large values
 * compacted (`12.3k`, `4.5M`). `%` attaches to the number; other units follow
 * a space.
 */
export declare function formatWidgetNumber(value: number, unit?: string, digits?: number): string;
/**
 * How `last` moved from `first`, judged against `better`: `▲ 15%` / `▼ 3.2%`,
 * or the absolute move with its unit when `first` is 0. `success` toward
 * `better`, `error` away from it; `undefined` when nothing moved.
 */
export declare function formatWidgetTrend(first: number, last: number, better: JobWidgetBetter, unit?: string): JobWidgetTrend | undefined;