import type { CronNearestDayOfMonth } from "../types/CronNearestDayOfMonth.js";
/**
 * Parses `CronNearestDayOfMonth` into a string.
 *
 * @category Parsers
 * @example
 * ```typescript
 * parseCronNearestDayOfMonth({ nearest: 2 }); // "2W"
 * parseCronNearestDayOfMonth({ nearest: 99 }); // undefined
 * ```
 * @param source `CronNearestDayOfMonth` to be parsed.
 * @returns A string or `undefined` if invalid.
 */
export declare const parseCronNearestDayOfMonth: (
	source: CronNearestDayOfMonth,
) => string | undefined;