import { UnitIdentifier } from './models.js';
export interface FormatOptions {
    dateTimeFormatOptions?: DateTimeFormatOptions;
    numberFormatOptions?: NumberFormatOptions;
    listFormatOptions?: ListFormatOptions;
    relativeTimeFormatOptions?: RelativeTimeFormatOptions;
}
interface BaseFormatOptions {
    locale?: Intl.Locale | Intl.UnicodeBCP47LocaleIdentifier;
}
export interface DateTimeFormatOptions extends Omit<Intl.DateTimeFormatOptions, 'dateStyle'>, BaseFormatOptions {
    dateStyle?: 'iso8601' | Intl.DateTimeFormatOptions['dateStyle'];
}
export declare function parseDate(value: number | string | Date): Date | null;
export declare function formatDate(input: number | string | Date, options?: DateTimeFormatOptions): string;
export interface NumberFormatOptions extends Intl.NumberFormatOptions, BaseFormatOptions {
    unit?: UnitIdentifier;
}
export declare function formatNumber(input: number | string, options?: NumberFormatOptions): string;
export interface ListFormatOptions extends Intl.ListFormatOptions, BaseFormatOptions {
}
export declare function formatList(input: string[], options?: ListFormatOptions): string;
declare const TIME_UNIT_MAP: {
    readonly second: {
        readonly max: 59000;
        readonly value: 1000;
    };
    readonly minute: {
        readonly max: 2760000;
        readonly value: 60000;
    };
    readonly hour: {
        readonly max: 72000000;
        readonly value: 3600000;
    };
    readonly day: {
        readonly max: 518400000;
        readonly value: 86400000;
    };
    readonly week: {
        readonly max: 2419200000;
        readonly value: 604800000;
    };
    readonly month: {
        readonly max: 28512000000;
        readonly value: 2592000000;
    };
    readonly year: {
        readonly max: number;
        readonly value: 31536000000;
    };
};
export interface RelativeTimeFormatOptions extends Intl.RelativeTimeFormatOptions, BaseFormatOptions {
    minUnit?: keyof typeof TIME_UNIT_MAP;
}
export declare function formatRelativeTime(input: number | string | Date, options?: RelativeTimeFormatOptions): string;
export {};
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