import { ParsedCron } from './types';
/** Parse a 5-field cron expression into a structured config */
export declare function parseCron(expression: string): ParsedCron;
/** Format a structured config into a 5-field cron expression */
export declare function formatCron(config: ParsedCron): string;
/** Convert a cron expression into a human-readable string */
export declare function cronToHuman(expression: string): string;
/** Compute the next N execution times for a cron expression */
export declare function getNextRuns(expression: string, count: number, from?: Date): Date[];
/** Validate whether a string is a valid 5-field cron expression */
export declare function isValidCron(expression: string): boolean;
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