type TimeUnit = 'ms' | 's' | 'm' | 'h' | 'd' | 'y';
type TimeString = `${number}${TimeUnit}`;
export type ExoTime = TimeString | number;
export type ExoTimeRange = [ExoTime, ExoTime] | ExoTime;
export declare const exoTime: (time: ExoTime) => number;
export declare const exoTimeRange: (range: ExoTimeRange) => number;
export declare const exoTimeReference: (duration: ExoTime, reference?: Date) => number;
export {};