/**
 * A string that describes the format to use when turning a `Date` instance into a string.
 *
 * Available tokens:
 *
 * * `yyyy` - 4-digit year, e.g. 1970, 2023
 * * `mm` - 2-digit month of year, e.g. 01, 12
 * * `dd` - 2-digit day of month, e.g. 01, 31
 * * `HH` - 2-digit hour of day (24h format), e.g. 00, 23
 * * `hh` - 2-digit hour of day (12h format), e.g. 00, 11
 * * `ii` - 2-digit minute of hour, e.g. 00, 59
 * * `ss` - 2-digit second of minute, e.g. 00, 59
 * * `MMM` - 3-letter-abbreviated month of year, e.g. "Jan", "Dec"
 * * `a` - Meridiem, e.g. "AM", "PM"
 * * `tz` - Timezone offset, e.g. "+01:00", "-07:00"
 *
 * @example
 * 'yyyy-mm-dd|hh-ii-ss'
 * 'MMM dd|hh:ii:ss'
 */
export type DateTimeFormat = string;
export type DateTimeFormatOptions = {
    /**
     * A string that describes the format to use when turning a `Date` instance into a string.
     *
     * Available tokens:
     *
     * * `yyyy` - 4-digit year, e.g. 1970, 2023
     * * `mm` - 2-digit month of year, e.g. 01, 12
     * * `dd` - 2-digit day of month, e.g. 01, 31
     * * `HH` - 2-digit hour of day (24h format), e.g. 00, 23
     * * `hh` - 2-digit hour of day (12h format), e.g. 00, 11
     * * `ii` - 2-digit minute of hour, e.g. 00, 59
     * * `ss` - 2-digit second of minute, e.g. 00, 59
     * * `MMM` - 3-letter-abbreviated month of year, e.g. "Jan", "Dec"
     * * `a` - Meridiem, e.g. "AM", "PM"
     * * `tz` - Timezone offset, e.g. "+01:00", "-07:00"
     *
     * @example
     * 'yyyy-mm-dd|hh-ii-ss'
     * 'MMM dd|hh:ii:ss'
     */
    dateTimeFormat: DateTimeFormat;
};
/**
 * Available tokens:
 *
 * * `yyyy` - 4-digit year, e.g. 1970, 2023
 * * `mm` - 2-digit month of year, e.g. 01, 12
 * * `dd` - 2-digit day of month, e.g. 01, 31
 * * `HH` - 2-digit hour of day (24h format), e.g. 00, 23
 * * `hh` - 2-digit hour of day (12h format), e.g. 00, 11
 * * `ii` - 2-digit minute of hour, e.g. 00, 59
 * * `ss` - 2-digit second of minute, e.g. 00, 59
 * * `MMM` - 3-letter-abbreviated month of year, e.g. "Jan", "Dec"
 * * `a` - Meridiem, e.g. "AM", "PM"
 * * `tz` - Timezone offset, e.g. "+01:00", "-07:00"
 *
 * @example
 * 'yyyy-mm-ddThh:ii:ss' // E.g. 1970-01-01T23:59:59 (I.e. ISO 8601)
 * 'MMM dd hh:ii:ss' // E.g. Jan 01 23:59:59
 */
export declare const formatDate: (date: Date, format: DateTimeFormat) => string;