/**
 * @internal
 * @module
 */
import { Calendar } from '../calendar';
import { Locale } from '../locale';
import { Zone } from '../zone';
/**
 * A calendar object or a calendar id
 */
export declare type CalendarSpecifier = Calendar | string;
/**
 * A zone object, an IANA zone name or a time-zone offset (in minutes)
 */
export declare type ZoneSpecifier = Zone | string | number;
/**
 * A locale object or a locale name
 */
export declare type LocaleSpecifier = Locale | string | {
    name: string;
    weekStart: number;
};
/** DateTime units. */
export interface DateTimeUnits {
    /** Year */
    year?: number;
    /** Month */
    month?: number;
    /** Day */
    day?: number;
    /** Hour */
    hour?: number;
    /** Minute */
    minute?: number;
    /** Second */
    second?: number;
    /** Millisecond */
    ms?: number;
}
/** Time units. */
export interface TimeUnits {
    /** Hour */
    hour?: number;
    /** Minute */
    minute?: number;
    /** Second */
    second?: number;
    /** Millisecond */
    ms?: number;
}
/** Weekday name format */
export declare type WeekdayNameFormat = 'long' | 'short' | 'narrow';
/** Month name format */
export declare type MonthNameFormat = 'long' | 'short' | 'narrow';
/** Zone title format */
export declare type ZoneTitleFormat = 'long' | 'short';