Difference between revisions of "Team:Manchester/moment.js"

(Created page with "//! moment.js //! version : 2.18.1 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors //! license : MIT //! momentjs.com ;(function (global, factory) { typeof...")
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Revision as of 10:27, 6 July 2017

//! moment.js //! version : 2.18.1 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors //! license : MIT //! momentjs.com

(function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
   typeof define === 'function' && define.amd ? define(factory) :
   global.moment = factory()

}(this, (function () { 'use strict';

var hookCallback;

function hooks () {

   return hookCallback.apply(null, arguments);

}

// This is done to register the method called with moment() // without creating circular dependencies. function setHookCallback (callback) {

   hookCallback = callback;

}

function isArray(input) {

   return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';

}

function isObject(input) {

   // IE8 will treat undefined and null as object if it wasn't for
   // input != null
   return input != null && Object.prototype.toString.call(input) === '[object Object]';

}

function isObjectEmpty(obj) {

   var k;
   for (k in obj) {
       // even if its not own property I'd still call it non-empty
       return false;
   }
   return true;

}

function isUndefined(input) {

   return input === void 0;

}

function isNumber(input) {

   return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]';

}

function isDate(input) {

   return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';

}

function map(arr, fn) {

   var res = [], i;
   for (i = 0; i < arr.length; ++i) {
       res.push(fn(arr[i], i));
   }
   return res;

}

function hasOwnProp(a, b) {

   return Object.prototype.hasOwnProperty.call(a, b);

}

function extend(a, b) {

   for (var i in b) {
       if (hasOwnProp(b, i)) {
           a[i] = b[i];
       }
   }
   if (hasOwnProp(b, 'toString')) {
       a.toString = b.toString;
   }
   if (hasOwnProp(b, 'valueOf')) {
       a.valueOf = b.valueOf;
   }
   return a;

}

function createUTC (input, format, locale, strict) {

   return createLocalOrUTC(input, format, locale, strict, true).utc();

}

function defaultParsingFlags() {

   // We need to deep clone this object.
   return {
       empty           : false,
       unusedTokens    : [],
       unusedInput     : [],
       overflow        : -2,
       charsLeftOver   : 0,
       nullInput       : false,
       invalidMonth    : null,
       invalidFormat   : false,
       userInvalidated : false,
       iso             : false,
       parsedDateParts : [],
       meridiem        : null,
       rfc2822         : false,
       weekdayMismatch : false
   };

}

function getParsingFlags(m) {

   if (m._pf == null) {
       m._pf = defaultParsingFlags();
   }
   return m._pf;

}

var some; if (Array.prototype.some) {

   some = Array.prototype.some;

} else {

   some = function (fun) {
       var t = Object(this);
       var len = t.length >>> 0;
       for (var i = 0; i < len; i++) {
           if (i in t && fun.call(this, t[i], i, t)) {
               return true;
           }
       }
       return false;
   };

}

var some$1 = some;

function isValid(m) {

   if (m._isValid == null) {
       var flags = getParsingFlags(m);
       var parsedParts = some$1.call(flags.parsedDateParts, function (i) {
           return i != null;
       });
       var isNowValid = !isNaN(m._d.getTime()) &&
           flags.overflow < 0 &&
           !flags.empty &&
           !flags.invalidMonth &&
           !flags.invalidWeekday &&
           !flags.nullInput &&
           !flags.invalidFormat &&
           !flags.userInvalidated &&
           (!flags.meridiem || (flags.meridiem && parsedParts));
       if (m._strict) {
           isNowValid = isNowValid &&
               flags.charsLeftOver === 0 &&
               flags.unusedTokens.length === 0 &&
               flags.bigHour === undefined;
       }
       if (Object.isFrozen == null || !Object.isFrozen(m)) {
           m._isValid = isNowValid;
       }
       else {
           return isNowValid;
       }
   }
   return m._isValid;

}

function createInvalid (flags) {

   var m = createUTC(NaN);
   if (flags != null) {
       extend(getParsingFlags(m), flags);
   }
   else {
       getParsingFlags(m).userInvalidated = true;
   }
   return m;

}

// Plugins that add properties should also add the key here (null value), // so we can properly clone ourselves. var momentProperties = hooks.momentProperties = [];

function copyConfig(to, from) {

   var i, prop, val;
   if (!isUndefined(from._isAMomentObject)) {
       to._isAMomentObject = from._isAMomentObject;
   }
   if (!isUndefined(from._i)) {
       to._i = from._i;
   }
   if (!isUndefined(from._f)) {
       to._f = from._f;
   }
   if (!isUndefined(from._l)) {
       to._l = from._l;
   }
   if (!isUndefined(from._strict)) {
       to._strict = from._strict;
   }
   if (!isUndefined(from._tzm)) {
       to._tzm = from._tzm;
   }
   if (!isUndefined(from._isUTC)) {
       to._isUTC = from._isUTC;
   }
   if (!isUndefined(from._offset)) {
       to._offset = from._offset;
   }
   if (!isUndefined(from._pf)) {
       to._pf = getParsingFlags(from);
   }
   if (!isUndefined(from._locale)) {
       to._locale = from._locale;
   }
   if (momentProperties.length > 0) {
       for (i = 0; i < momentProperties.length; i++) {
           prop = momentProperties[i];
           val = from[prop];
           if (!isUndefined(val)) {
               to[prop] = val;
           }
       }
   }
   return to;

}

var updateInProgress = false;

// Moment prototype object function Moment(config) {

   copyConfig(this, config);
   this._d = new Date(config._d != null ? config._d.getTime() : NaN);
   if (!this.isValid()) {
       this._d = new Date(NaN);
   }
   // Prevent infinite loop in case updateOffset creates new moment
   // objects.
   if (updateInProgress === false) {
       updateInProgress = true;
       hooks.updateOffset(this);
       updateInProgress = false;
   }

}

function isMoment (obj) {

   return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);

}

function absFloor (number) {

   if (number < 0) {
       // -0 -> 0
       return Math.ceil(number) || 0;
   } else {
       return Math.floor(number);
   }

}

function toInt(argumentForCoercion) {

   var coercedNumber = +argumentForCoercion,
       value = 0;
   if (coercedNumber !== 0 && isFinite(coercedNumber)) {
       value = absFloor(coercedNumber);
   }
   return value;

}

// compare two arrays, return the number of differences function compareArrays(array1, array2, dontConvert) {

   var len = Math.min(array1.length, array2.length),
       lengthDiff = Math.abs(array1.length - array2.length),
       diffs = 0,
       i;
   for (i = 0; i < len; i++) {
       if ((dontConvert && array1[i] !== array2[i]) ||
           (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
           diffs++;
       }
   }
   return diffs + lengthDiff;

}

function warn(msg) {

   if (hooks.suppressDeprecationWarnings === false &&
           (typeof console !==  'undefined') && console.warn) {
       console.warn('Deprecation warning: ' + msg);
   }

}

function deprecate(msg, fn) {

   var firstTime = true;
   return extend(function () {
       if (hooks.deprecationHandler != null) {
           hooks.deprecationHandler(null, msg);
       }
       if (firstTime) {
           var args = [];
           var arg;
           for (var i = 0; i < arguments.length; i++) {
               arg = ;
               if (typeof arguments[i] === 'object') {
                   arg += '\n[' + i + '] ';
                   for (var key in arguments[0]) {
                       arg += key + ': ' + arguments[0][key] + ', ';
                   }
                   arg = arg.slice(0, -2); // Remove trailing comma and space
               } else {
                   arg = arguments[i];
               }
               args.push(arg);
           }
           warn(msg + '\nArguments: ' + Array.prototype.slice.call(args).join() + '\n' + (new Error()).stack);
           firstTime = false;
       }
       return fn.apply(this, arguments);
   }, fn);

}

var deprecations = {};

function deprecateSimple(name, msg) {

   if (hooks.deprecationHandler != null) {
       hooks.deprecationHandler(name, msg);
   }
   if (!deprecations[name]) {
       warn(msg);
       deprecations[name] = true;
   }

}

hooks.suppressDeprecationWarnings = false; hooks.deprecationHandler = null;

function isFunction(input) {

   return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';

}

function set (config) {

   var prop, i;
   for (i in config) {
       prop = config[i];
       if (isFunction(prop)) {
           this[i] = prop;
       } else {
           this['_' + i] = prop;
       }
   }
   this._config = config;
   // Lenient ordinal parsing accepts just a number in addition to
   // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.
   // TODO: Remove "ordinalParse" fallback in next major release.
   this._dayOfMonthOrdinalParseLenient = new RegExp(
       (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) +
           '|' + (/\d{1,2}/).source);

}

function mergeConfigs(parentConfig, childConfig) {

   var res = extend({}, parentConfig), prop;
   for (prop in childConfig) {
       if (hasOwnProp(childConfig, prop)) {
           if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {
               res[prop] = {};
               extend(res[prop], parentConfig[prop]);
               extend(res[prop], childConfig[prop]);
           } else if (childConfig[prop] != null) {
               res[prop] = childConfig[prop];
           } else {
               delete res[prop];
           }
       }
   }
   for (prop in parentConfig) {
       if (hasOwnProp(parentConfig, prop) &&
               !hasOwnProp(childConfig, prop) &&
               isObject(parentConfig[prop])) {
           // make sure changes to properties don't modify parent config
           res[prop] = extend({}, res[prop]);
       }
   }
   return res;

}

function Locale(config) {

   if (config != null) {
       this.set(config);
   }

}

var keys;

if (Object.keys) {

   keys = Object.keys;

} else {

   keys = function (obj) {
       var i, res = [];
       for (i in obj) {
           if (hasOwnProp(obj, i)) {
               res.push(i);
           }
       }
       return res;
   };

}

var keys$1 = keys;

var defaultCalendar = {

   sameDay : '[Today at] LT',
   nextDay : '[Tomorrow at] LT',
   nextWeek : 'dddd [at] LT',
   lastDay : '[Yesterday at] LT',
   lastWeek : '[Last] dddd [at] LT',
   sameElse : 'L'

};

function calendar (key, mom, now) {

   var output = this._calendar[key] || this._calendar['sameElse'];
   return isFunction(output) ? output.call(mom, now) : output;

}

var defaultLongDateFormat = {

   LTS  : 'h:mm:ss A',
   LT   : 'h:mm A',
   L    : 'MM/DD/YYYY',
   LL   : 'MMMM D, YYYY',
   LLL  : 'MMMM D, YYYY h:mm A',
   LLLL : 'dddd, MMMM D, YYYY h:mm A'

};

function longDateFormat (key) {

   var format = this._longDateFormat[key],
       formatUpper = this._longDateFormat[key.toUpperCase()];
   if (format || !formatUpper) {
       return format;
   }
   this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {
       return val.slice(1);
   });
   return this._longDateFormat[key];

}

var defaultInvalidDate = 'Invalid date';

function invalidDate () {

   return this._invalidDate;

}

var defaultOrdinal = '%d'; var defaultDayOfMonthOrdinalParse = /\d{1,2}/;

function ordinal (number) {

   return this._ordinal.replace('%d', number);

}

var defaultRelativeTime = {

   future : 'in %s',
   past   : '%s ago',
   s  : 'a few seconds',
   ss : '%d seconds',
   m  : 'a minute',
   mm : '%d minutes',
   h  : 'an hour',
   hh : '%d hours',
   d  : 'a day',
   dd : '%d days',
   M  : 'a month',
   MM : '%d months',
   y  : 'a year',
   yy : '%d years'

};

function relativeTime (number, withoutSuffix, string, isFuture) {

   var output = this._relativeTime[string];
   return (isFunction(output)) ?
       output(number, withoutSuffix, string, isFuture) :
       output.replace(/%d/i, number);

}

function pastFuture (diff, output) {

   var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
   return isFunction(format) ? format(output) : format.replace(/%s/i, output);

}

var aliases = {};

function addUnitAlias (unit, shorthand) {

   var lowerCase = unit.toLowerCase();
   aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit;

}

function normalizeUnits(units) {

   return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;

}

function normalizeObjectUnits(inputObject) {

   var normalizedInput = {},
       normalizedProp,
       prop;
   for (prop in inputObject) {
       if (hasOwnProp(inputObject, prop)) {
           normalizedProp = normalizeUnits(prop);
           if (normalizedProp) {
               normalizedInput[normalizedProp] = inputObject[prop];
           }
       }
   }
   return normalizedInput;

}

var priorities = {};

function addUnitPriority(unit, priority) {

   priorities[unit] = priority;

}

function getPrioritizedUnits(unitsObj) {

   var units = [];
   for (var u in unitsObj) {
       units.push({unit: u, priority: priorities[u]});
   }
   units.sort(function (a, b) {
       return a.priority - b.priority;
   });
   return units;

}

function makeGetSet (unit, keepTime) {

   return function (value) {
       if (value != null) {
           set$1(this, unit, value);
           hooks.updateOffset(this, keepTime);
           return this;
       } else {
           return get(this, unit);
       }
   };

}

function get (mom, unit) {

   return mom.isValid() ?
       mom._d['get' + (mom._isUTC ? 'UTC' : ) + unit]() : NaN;

}

function set$1 (mom, unit, value) {

   if (mom.isValid()) {
       mom._d['set' + (mom._isUTC ? 'UTC' : ) + unit](value);
   }

}

// MOMENTS

function stringGet (units) {

   units = normalizeUnits(units);
   if (isFunction(this[units])) {
       return this[units]();
   }
   return this;

}


function stringSet (units, value) {

   if (typeof units === 'object') {
       units = normalizeObjectUnits(units);
       var prioritized = getPrioritizedUnits(units);
       for (var i = 0; i < prioritized.length; i++) {
           this[prioritized[i].unit](units[prioritized[i].unit]);
       }
   } else {
       units = normalizeUnits(units);
       if (isFunction(this[units])) {
           return this[units](value);
       }
   }
   return this;

}

function zeroFill(number, targetLength, forceSign) {

   var absNumber =  + Math.abs(number),
       zerosToFill = targetLength - absNumber.length,
       sign = number >= 0;
   return (sign ? (forceSign ? '+' : ) : '-') +
       Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;

}

var formattingTokens = /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;

var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g;

var formatFunctions = {};

var formatTokenFunctions = {};

// token: 'M' // padded: ['MM', 2] // ordinal: 'Mo' // callback: function () { this.month() + 1 } function addFormatToken (token, padded, ordinal, callback) {

   var func = callback;
   if (typeof callback === 'string') {
       func = function () {
           return this[callback]();
       };
   }
   if (token) {
       formatTokenFunctions[token] = func;
   }
   if (padded) {
       formatTokenFunctions[padded[0]] = function () {
           return zeroFill(func.apply(this, arguments), padded[1], padded[2]);
       };
   }
   if (ordinal) {
       formatTokenFunctions[ordinal] = function () {
           return this.localeData().ordinal(func.apply(this, arguments), token);
       };
   }

}

function removeFormattingTokens(input) {

   if (input.match(/\[[\s\S]/)) {
       return input.replace(/^\[|\]$/g, );
   }
   return input.replace(/\\/g, );

}

function makeFormatFunction(format) {

   var array = format.match(formattingTokens), i, length;
   for (i = 0, length = array.length; i < length; i++) {
       if (formatTokenFunctions[array[i]]) {
           array[i] = formatTokenFunctions[array[i]];
       } else {
           array[i] = removeFormattingTokens(array[i]);
       }
   }
   return function (mom) {
       var output = , i;
       for (i = 0; i < length; i++) {
           output += isFunction(array[i]) ? array[i].call(mom, format) : array[i];
       }
       return output;
   };

}

// format date using native date object function formatMoment(m, format) {

   if (!m.isValid()) {
       return m.localeData().invalidDate();
   }
   format = expandFormat(format, m.localeData());
   formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);
   return formatFunctions[format](m);

}

function expandFormat(format, locale) {

   var i = 5;
   function replaceLongDateFormatTokens(input) {
       return locale.longDateFormat(input) || input;
   }
   localFormattingTokens.lastIndex = 0;
   while (i >= 0 && localFormattingTokens.test(format)) {
       format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
       localFormattingTokens.lastIndex = 0;
       i -= 1;
   }
   return format;

}

var match1 = /\d/; // 0 - 9 var match2 = /\d\d/; // 00 - 99 var match3 = /\d{3}/; // 000 - 999 var match4 = /\d{4}/; // 0000 - 9999 var match6 = /[+-]?\d{6}/; // -999999 - 999999 var match1to2 = /\d\d?/; // 0 - 99 var match3to4 = /\d\d\d\d?/; // 999 - 9999 var match5to6 = /\d\d\d\d\d\d?/; // 99999 - 999999 var match1to3 = /\d{1,3}/; // 0 - 999 var match1to4 = /\d{1,4}/; // 0 - 9999 var match1to6 = /[+-]?\d{1,6}/; // -999999 - 999999

var matchUnsigned = /\d+/; // 0 - inf var matchSigned = /[+-]?\d+/; // -inf - inf

var matchOffset = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z var matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z

var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123

// any word (or two) characters or numbers including two/three word month in arabic. // includes scottish gaelic two word and hyphenated months var matchWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i;


var regexes = {};

function addRegexToken (token, regex, strictRegex) {

   regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {
       return (isStrict && strictRegex) ? strictRegex : regex;
   };

}

function getParseRegexForToken (token, config) {

   if (!hasOwnProp(regexes, token)) {
       return new RegExp(unescapeFormat(token));
   }
   return regexes[token](config._strict, config._locale);

}

// Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript function unescapeFormat(s) {

   return regexEscape(s.replace('\\', ).replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
       return p1 || p2 || p3 || p4;
   }));

}

function regexEscape(s) {

   return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');

}

var tokens = {};

function addParseToken (token, callback) {

   var i, func = callback;
   if (typeof token === 'string') {
       token = [token];
   }
   if (isNumber(callback)) {
       func = function (input, array) {
           array[callback] = toInt(input);
       };
   }
   for (i = 0; i < token.length; i++) {
       tokens[token[i]] = func;
   }

}

function addWeekParseToken (token, callback) {

   addParseToken(token, function (input, array, config, token) {
       config._w = config._w || {};
       callback(input, config._w, config, token);
   });

}

function addTimeToArrayFromToken(token, input, config) {

   if (input != null && hasOwnProp(tokens, token)) {
       tokens[token](input, config._a, config, token);
   }

}

var YEAR = 0; var MONTH = 1; var DATE = 2; var HOUR = 3; var MINUTE = 4; var SECOND = 5; var MILLISECOND = 6; var WEEK = 7; var WEEKDAY = 8;

var indexOf;

if (Array.prototype.indexOf) {

   indexOf = Array.prototype.indexOf;

} else {

   indexOf = function (o) {
       // I know
       var i;
       for (i = 0; i < this.length; ++i) {
           if (this[i] === o) {
               return i;
           }
       }
       return -1;
   };

}

var indexOf$1 = indexOf;

function daysInMonth(year, month) {

   return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();

}

// FORMATTING

addFormatToken('M', ['MM', 2], 'Mo', function () {

   return this.month() + 1;

});

addFormatToken('MMM', 0, 0, function (format) {

   return this.localeData().monthsShort(this, format);

});

addFormatToken('MMMM', 0, 0, function (format) {

   return this.localeData().months(this, format);

});

// ALIASES

addUnitAlias('month', 'M');

// PRIORITY

addUnitPriority('month', 8);

// PARSING

addRegexToken('M', match1to2); addRegexToken('MM', match1to2, match2); addRegexToken('MMM', function (isStrict, locale) {

   return locale.monthsShortRegex(isStrict);

}); addRegexToken('MMMM', function (isStrict, locale) {

   return locale.monthsRegex(isStrict);

});

addParseToken(['M', 'MM'], function (input, array) {

   array[MONTH] = toInt(input) - 1;

});

addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {

   var month = config._locale.monthsParse(input, token, config._strict);
   // if we didn't find a month name, mark the date as invalid.
   if (month != null) {
       array[MONTH] = month;
   } else {
       getParsingFlags(config).invalidMonth = input;
   }

});

// LOCALES

var MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s)+MMMM?/; var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'); function localeMonths (m, format) {

   if (!m) {
       return isArray(this._months) ? this._months :
           this._months['standalone'];
   }
   return isArray(this._months) ? this._months[m.month()] :
       this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()];

}

var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'); function localeMonthsShort (m, format) {

   if (!m) {
       return isArray(this._monthsShort) ? this._monthsShort :
           this._monthsShort['standalone'];
   }
   return isArray(this._monthsShort) ? this._monthsShort[m.month()] :
       this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];

}

function handleStrictParse(monthName, format, strict) {

   var i, ii, mom, llc = monthName.toLocaleLowerCase();
   if (!this._monthsParse) {
       // this is not used
       this._monthsParse = [];
       this._longMonthsParse = [];
       this._shortMonthsParse = [];
       for (i = 0; i < 12; ++i) {
           mom = createUTC([2000, i]);
           this._shortMonthsParse[i] = this.monthsShort(mom, ).toLocaleLowerCase();
           this._longMonthsParse[i] = this.months(mom, ).toLocaleLowerCase();
       }
   }
   if (strict) {
       if (format === 'MMM') {
           ii = indexOf$1.call(this._shortMonthsParse, llc);
           return ii !== -1 ? ii : null;
       } else {
           ii = indexOf$1.call(this._longMonthsParse, llc);
           return ii !== -1 ? ii : null;
       }
   } else {
       if (format === 'MMM') {
           ii = indexOf$1.call(this._shortMonthsParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._longMonthsParse, llc);
           return ii !== -1 ? ii : null;
       } else {
           ii = indexOf$1.call(this._longMonthsParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._shortMonthsParse, llc);
           return ii !== -1 ? ii : null;
       }
   }

}

function localeMonthsParse (monthName, format, strict) {

   var i, mom, regex;
   if (this._monthsParseExact) {
       return handleStrictParse.call(this, monthName, format, strict);
   }
   if (!this._monthsParse) {
       this._monthsParse = [];
       this._longMonthsParse = [];
       this._shortMonthsParse = [];
   }
   // TODO: add sorting
   // Sorting makes sure if one month (or abbr) is a prefix of another
   // see sorting in computeMonthsParse
   for (i = 0; i < 12; i++) {
       // make the regex if we don't have it already
       mom = createUTC([2000, i]);
       if (strict && !this._longMonthsParse[i]) {
           this._longMonthsParse[i] = new RegExp('^' + this.months(mom, ).replace('.', ) + '$', 'i');
           this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, ).replace('.', ) + '$', 'i');
       }
       if (!strict && !this._monthsParse[i]) {
           regex = '^' + this.months(mom, ) + '|^' + this.monthsShort(mom, );
           this._monthsParse[i] = new RegExp(regex.replace('.', ), 'i');
       }
       // test the regex
       if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {
           return i;
       } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {
           return i;
       } else if (!strict && this._monthsParse[i].test(monthName)) {
           return i;
       }
   }

}

// MOMENTS

function setMonth (mom, value) {

   var dayOfMonth;
   if (!mom.isValid()) {
       // No op
       return mom;
   }
   if (typeof value === 'string') {
       if (/^\d+$/.test(value)) {
           value = toInt(value);
       } else {
           value = mom.localeData().monthsParse(value);
           // TODO: Another silent failure?
           if (!isNumber(value)) {
               return mom;
           }
       }
   }
   dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value));
   mom._d['set' + (mom._isUTC ? 'UTC' : ) + 'Month'](value, dayOfMonth);
   return mom;

}

function getSetMonth (value) {

   if (value != null) {
       setMonth(this, value);
       hooks.updateOffset(this, true);
       return this;
   } else {
       return get(this, 'Month');
   }

}

function getDaysInMonth () {

   return daysInMonth(this.year(), this.month());

}

var defaultMonthsShortRegex = matchWord; function monthsShortRegex (isStrict) {

   if (this._monthsParseExact) {
       if (!hasOwnProp(this, '_monthsRegex')) {
           computeMonthsParse.call(this);
       }
       if (isStrict) {
           return this._monthsShortStrictRegex;
       } else {
           return this._monthsShortRegex;
       }
   } else {
       if (!hasOwnProp(this, '_monthsShortRegex')) {
           this._monthsShortRegex = defaultMonthsShortRegex;
       }
       return this._monthsShortStrictRegex && isStrict ?
           this._monthsShortStrictRegex : this._monthsShortRegex;
   }

}

var defaultMonthsRegex = matchWord; function monthsRegex (isStrict) {

   if (this._monthsParseExact) {
       if (!hasOwnProp(this, '_monthsRegex')) {
           computeMonthsParse.call(this);
       }
       if (isStrict) {
           return this._monthsStrictRegex;
       } else {
           return this._monthsRegex;
       }
   } else {
       if (!hasOwnProp(this, '_monthsRegex')) {
           this._monthsRegex = defaultMonthsRegex;
       }
       return this._monthsStrictRegex && isStrict ?
           this._monthsStrictRegex : this._monthsRegex;
   }

}

function computeMonthsParse () {

   function cmpLenRev(a, b) {
       return b.length - a.length;
   }
   var shortPieces = [], longPieces = [], mixedPieces = [],
       i, mom;
   for (i = 0; i < 12; i++) {
       // make the regex if we don't have it already
       mom = createUTC([2000, i]);
       shortPieces.push(this.monthsShort(mom, ));
       longPieces.push(this.months(mom, ));
       mixedPieces.push(this.months(mom, ));
       mixedPieces.push(this.monthsShort(mom, ));
   }
   // Sorting makes sure if one month (or abbr) is a prefix of another it
   // will match the longer piece.
   shortPieces.sort(cmpLenRev);
   longPieces.sort(cmpLenRev);
   mixedPieces.sort(cmpLenRev);
   for (i = 0; i < 12; i++) {
       shortPieces[i] = regexEscape(shortPieces[i]);
       longPieces[i] = regexEscape(longPieces[i]);
   }
   for (i = 0; i < 24; i++) {
       mixedPieces[i] = regexEscape(mixedPieces[i]);
   }
   this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
   this._monthsShortRegex = this._monthsRegex;
   this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
   this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');

}

// FORMATTING

addFormatToken('Y', 0, 0, function () {

   var y = this.year();
   return y <= 9999 ?  + y : '+' + y;

});

addFormatToken(0, ['YY', 2], 0, function () {

   return this.year() % 100;

});

addFormatToken(0, ['YYYY', 4], 0, 'year'); addFormatToken(0, ['YYYYY', 5], 0, 'year'); addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');

// ALIASES

addUnitAlias('year', 'y');

// PRIORITIES

addUnitPriority('year', 1);

// PARSING

addRegexToken('Y', matchSigned); addRegexToken('YY', match1to2, match2); addRegexToken('YYYY', match1to4, match4); addRegexToken('YYYYY', match1to6, match6); addRegexToken('YYYYYY', match1to6, match6);

addParseToken(['YYYYY', 'YYYYYY'], YEAR); addParseToken('YYYY', function (input, array) {

   array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);

}); addParseToken('YY', function (input, array) {

   array[YEAR] = hooks.parseTwoDigitYear(input);

}); addParseToken('Y', function (input, array) {

   array[YEAR] = parseInt(input, 10);

});

// HELPERS

function daysInYear(year) {

   return isLeapYear(year) ? 366 : 365;

}

function isLeapYear(year) {

   return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;

}

// HOOKS

hooks.parseTwoDigitYear = function (input) {

   return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);

};

// MOMENTS

var getSetYear = makeGetSet('FullYear', true);

function getIsLeapYear () {

   return isLeapYear(this.year());

}

function createDate (y, m, d, h, M, s, ms) {

   // can't just apply() to create a date:
   // https://stackoverflow.com/q/181348
   var date = new Date(y, m, d, h, M, s, ms);
   // the date constructor remaps years 0-99 to 1900-1999
   if (y < 100 && y >= 0 && isFinite(date.getFullYear())) {
       date.setFullYear(y);
   }
   return date;

}

function createUTCDate (y) {

   var date = new Date(Date.UTC.apply(null, arguments));
   // the Date.UTC function remaps years 0-99 to 1900-1999
   if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) {
       date.setUTCFullYear(y);
   }
   return date;

}

// start-of-first-week - start-of-year function firstWeekOffset(year, dow, doy) {

   var // first-week day -- which january is always in the first week (4 for iso, 1 for other)
       fwd = 7 + dow - doy,
       // first-week day local weekday -- which local weekday is fwd
       fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;
   return -fwdlw + fwd - 1;

}

// https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday function dayOfYearFromWeeks(year, week, weekday, dow, doy) {

   var localWeekday = (7 + weekday - dow) % 7,
       weekOffset = firstWeekOffset(year, dow, doy),
       dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,
       resYear, resDayOfYear;
   if (dayOfYear <= 0) {
       resYear = year - 1;
       resDayOfYear = daysInYear(resYear) + dayOfYear;
   } else if (dayOfYear > daysInYear(year)) {
       resYear = year + 1;
       resDayOfYear = dayOfYear - daysInYear(year);
   } else {
       resYear = year;
       resDayOfYear = dayOfYear;
   }
   return {
       year: resYear,
       dayOfYear: resDayOfYear
   };

}

function weekOfYear(mom, dow, doy) {

   var weekOffset = firstWeekOffset(mom.year(), dow, doy),
       week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,
       resWeek, resYear;
   if (week < 1) {
       resYear = mom.year() - 1;
       resWeek = week + weeksInYear(resYear, dow, doy);
   } else if (week > weeksInYear(mom.year(), dow, doy)) {
       resWeek = week - weeksInYear(mom.year(), dow, doy);
       resYear = mom.year() + 1;
   } else {
       resYear = mom.year();
       resWeek = week;
   }
   return {
       week: resWeek,
       year: resYear
   };

}

function weeksInYear(year, dow, doy) {

   var weekOffset = firstWeekOffset(year, dow, doy),
       weekOffsetNext = firstWeekOffset(year + 1, dow, doy);
   return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;

}

// FORMATTING

addFormatToken('w', ['ww', 2], 'wo', 'week'); addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');

// ALIASES

addUnitAlias('week', 'w'); addUnitAlias('isoWeek', 'W');

// PRIORITIES

addUnitPriority('week', 5); addUnitPriority('isoWeek', 5);

// PARSING

addRegexToken('w', match1to2); addRegexToken('ww', match1to2, match2); addRegexToken('W', match1to2); addRegexToken('WW', match1to2, match2);

addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {

   week[token.substr(0, 1)] = toInt(input);

});

// HELPERS

// LOCALES

function localeWeek (mom) {

   return weekOfYear(mom, this._week.dow, this._week.doy).week;

}

var defaultLocaleWeek = {

   dow : 0, // Sunday is the first day of the week.
   doy : 6  // The week that contains Jan 1st is the first week of the year.

};

function localeFirstDayOfWeek () {

   return this._week.dow;

}

function localeFirstDayOfYear () {

   return this._week.doy;

}

// MOMENTS

function getSetWeek (input) {

   var week = this.localeData().week(this);
   return input == null ? week : this.add((input - week) * 7, 'd');

}

function getSetISOWeek (input) {

   var week = weekOfYear(this, 1, 4).week;
   return input == null ? week : this.add((input - week) * 7, 'd');

}

// FORMATTING

addFormatToken('d', 0, 'do', 'day');

addFormatToken('dd', 0, 0, function (format) {

   return this.localeData().weekdaysMin(this, format);

});

addFormatToken('ddd', 0, 0, function (format) {

   return this.localeData().weekdaysShort(this, format);

});

addFormatToken('dddd', 0, 0, function (format) {

   return this.localeData().weekdays(this, format);

});

addFormatToken('e', 0, 0, 'weekday'); addFormatToken('E', 0, 0, 'isoWeekday');

// ALIASES

addUnitAlias('day', 'd'); addUnitAlias('weekday', 'e'); addUnitAlias('isoWeekday', 'E');

// PRIORITY addUnitPriority('day', 11); addUnitPriority('weekday', 11); addUnitPriority('isoWeekday', 11);

// PARSING

addRegexToken('d', match1to2); addRegexToken('e', match1to2); addRegexToken('E', match1to2); addRegexToken('dd', function (isStrict, locale) {

   return locale.weekdaysMinRegex(isStrict);

}); addRegexToken('ddd', function (isStrict, locale) {

   return locale.weekdaysShortRegex(isStrict);

}); addRegexToken('dddd', function (isStrict, locale) {

   return locale.weekdaysRegex(isStrict);

});

addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {

   var weekday = config._locale.weekdaysParse(input, token, config._strict);
   // if we didn't get a weekday name, mark the date as invalid
   if (weekday != null) {
       week.d = weekday;
   } else {
       getParsingFlags(config).invalidWeekday = input;
   }

});

addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {

   week[token] = toInt(input);

});

// HELPERS

function parseWeekday(input, locale) {

   if (typeof input !== 'string') {
       return input;
   }
   if (!isNaN(input)) {
       return parseInt(input, 10);
   }
   input = locale.weekdaysParse(input);
   if (typeof input === 'number') {
       return input;
   }
   return null;

}

function parseIsoWeekday(input, locale) {

   if (typeof input === 'string') {
       return locale.weekdaysParse(input) % 7 || 7;
   }
   return isNaN(input) ? null : input;

}

// LOCALES

var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'); function localeWeekdays (m, format) {

   if (!m) {
       return isArray(this._weekdays) ? this._weekdays :
           this._weekdays['standalone'];
   }
   return isArray(this._weekdays) ? this._weekdays[m.day()] :
       this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()];

}

var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'); function localeWeekdaysShort (m) {

   return (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort;

}

var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'); function localeWeekdaysMin (m) {

   return (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin;

}

function handleStrictParse$1(weekdayName, format, strict) {

   var i, ii, mom, llc = weekdayName.toLocaleLowerCase();
   if (!this._weekdaysParse) {
       this._weekdaysParse = [];
       this._shortWeekdaysParse = [];
       this._minWeekdaysParse = [];
       for (i = 0; i < 7; ++i) {
           mom = createUTC([2000, 1]).day(i);
           this._minWeekdaysParse[i] = this.weekdaysMin(mom, ).toLocaleLowerCase();
           this._shortWeekdaysParse[i] = this.weekdaysShort(mom, ).toLocaleLowerCase();
           this._weekdaysParse[i] = this.weekdays(mom, ).toLocaleLowerCase();
       }
   }
   if (strict) {
       if (format === 'dddd') {
           ii = indexOf$1.call(this._weekdaysParse, llc);
           return ii !== -1 ? ii : null;
       } else if (format === 'ddd') {
           ii = indexOf$1.call(this._shortWeekdaysParse, llc);
           return ii !== -1 ? ii : null;
       } else {
           ii = indexOf$1.call(this._minWeekdaysParse, llc);
           return ii !== -1 ? ii : null;
       }
   } else {
       if (format === 'dddd') {
           ii = indexOf$1.call(this._weekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._shortWeekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._minWeekdaysParse, llc);
           return ii !== -1 ? ii : null;
       } else if (format === 'ddd') {
           ii = indexOf$1.call(this._shortWeekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._weekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._minWeekdaysParse, llc);
           return ii !== -1 ? ii : null;
       } else {
           ii = indexOf$1.call(this._minWeekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._weekdaysParse, llc);
           if (ii !== -1) {
               return ii;
           }
           ii = indexOf$1.call(this._shortWeekdaysParse, llc);
           return ii !== -1 ? ii : null;
       }
   }

}

function localeWeekdaysParse (weekdayName, format, strict) {

   var i, mom, regex;
   if (this._weekdaysParseExact) {
       return handleStrictParse$1.call(this, weekdayName, format, strict);
   }
   if (!this._weekdaysParse) {
       this._weekdaysParse = [];
       this._minWeekdaysParse = [];
       this._shortWeekdaysParse = [];
       this._fullWeekdaysParse = [];
   }
   for (i = 0; i < 7; i++) {
       // make the regex if we don't have it already
       mom = createUTC([2000, 1]).day(i);
       if (strict && !this._fullWeekdaysParse[i]) {
           this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, ).replace('.', '\.?') + '$', 'i');
           this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, ).replace('.', '\.?') + '$', 'i');
           this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, ).replace('.', '\.?') + '$', 'i');
       }
       if (!this._weekdaysParse[i]) {
           regex = '^' + this.weekdays(mom, ) + '|^' + this.weekdaysShort(mom, ) + '|^' + this.weekdaysMin(mom, );
           this._weekdaysParse[i] = new RegExp(regex.replace('.', ), 'i');
       }
       // test the regex
       if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {
           return i;
       } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {
           return i;
       } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {
           return i;
       } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {
           return i;
       }
   }

}

// MOMENTS

function getSetDayOfWeek (input) {

   if (!this.isValid()) {
       return input != null ? this : NaN;
   }
   var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
   if (input != null) {
       input = parseWeekday(input, this.localeData());
       return this.add(input - day, 'd');
   } else {
       return day;
   }

}

function getSetLocaleDayOfWeek (input) {

   if (!this.isValid()) {
       return input != null ? this : NaN;
   }
   var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
   return input == null ? weekday : this.add(input - weekday, 'd');

}

function getSetISODayOfWeek (input) {

   if (!this.isValid()) {
       return input != null ? this : NaN;
   }
   // behaves the same as moment#day except
   // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
   // as a setter, sunday should belong to the previous week.
   if (input != null) {
       var weekday = parseIsoWeekday(input, this.localeData());
       return this.day(this.day() % 7 ? weekday : weekday - 7);
   } else {
       return this.day() || 7;
   }

}

var defaultWeekdaysRegex = matchWord; function weekdaysRegex (isStrict) {

   if (this._weekdaysParseExact) {
       if (!hasOwnProp(this, '_weekdaysRegex')) {
           computeWeekdaysParse.call(this);
       }
       if (isStrict) {
           return this._weekdaysStrictRegex;
       } else {
           return this._weekdaysRegex;
       }
   } else {
       if (!hasOwnProp(this, '_weekdaysRegex')) {
           this._weekdaysRegex = defaultWeekdaysRegex;
       }
       return this._weekdaysStrictRegex && isStrict ?
           this._weekdaysStrictRegex : this._weekdaysRegex;
   }

}

var defaultWeekdaysShortRegex = matchWord; function weekdaysShortRegex (isStrict) {

   if (this._weekdaysParseExact) {
       if (!hasOwnProp(this, '_weekdaysRegex')) {
           computeWeekdaysParse.call(this);
       }
       if (isStrict) {
           return this._weekdaysShortStrictRegex;
       } else {
           return this._weekdaysShortRegex;
       }
   } else {
       if (!hasOwnProp(this, '_weekdaysShortRegex')) {
           this._weekdaysShortRegex = defaultWeekdaysShortRegex;
       }
       return this._weekdaysShortStrictRegex && isStrict ?
           this._weekdaysShortStrictRegex : this._weekdaysShortRegex;
   }

}

var defaultWeekdaysMinRegex = matchWord; function weekdaysMinRegex (isStrict) {

   if (this._weekdaysParseExact) {
       if (!hasOwnProp(this, '_weekdaysRegex')) {
           computeWeekdaysParse.call(this);
       }
       if (isStrict) {
           return this._weekdaysMinStrictRegex;
       } else {
           return this._weekdaysMinRegex;
       }
   } else {
       if (!hasOwnProp(this, '_weekdaysMinRegex')) {
           this._weekdaysMinRegex = defaultWeekdaysMinRegex;
       }
       return this._weekdaysMinStrictRegex && isStrict ?
           this._weekdaysMinStrictRegex : this._weekdaysMinRegex;
   }

}


function computeWeekdaysParse () {

   function cmpLenRev(a, b) {
       return b.length - a.length;
   }
   var minPieces = [], shortPieces = [], longPieces = [], mixedPieces = [],
       i, mom, minp, shortp, longp;
   for (i = 0; i < 7; i++) {
       // make the regex if we don't have it already
       mom = createUTC([2000, 1]).day(i);
       minp = this.weekdaysMin(mom, );
       shortp = this.weekdaysShort(mom, );
       longp = this.weekdays(mom, );
       minPieces.push(minp);
       shortPieces.push(shortp);
       longPieces.push(longp);
       mixedPieces.push(minp);
       mixedPieces.push(shortp);
       mixedPieces.push(longp);
   }
   // Sorting makes sure if one weekday (or abbr) is a prefix of another it
   // will match the longer piece.
   minPieces.sort(cmpLenRev);
   shortPieces.sort(cmpLenRev);
   longPieces.sort(cmpLenRev);
   mixedPieces.sort(cmpLenRev);
   for (i = 0; i < 7; i++) {
       shortPieces[i] = regexEscape(shortPieces[i]);
       longPieces[i] = regexEscape(longPieces[i]);
       mixedPieces[i] = regexEscape(mixedPieces[i]);
   }
   this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
   this._weekdaysShortRegex = this._weekdaysRegex;
   this._weekdaysMinRegex = this._weekdaysRegex;
   this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');
   this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');
   this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i');

}

// FORMATTING

function hFormat() {

   return this.hours() % 12 || 12;

}

function kFormat() {

   return this.hours() || 24;

}

addFormatToken('H', ['HH', 2], 0, 'hour'); addFormatToken('h', ['hh', 2], 0, hFormat); addFormatToken('k', ['kk', 2], 0, kFormat);

addFormatToken('hmm', 0, 0, function () {

   return  + hFormat.apply(this) + zeroFill(this.minutes(), 2);

});

addFormatToken('hmmss', 0, 0, function () {

   return  + hFormat.apply(this) + zeroFill(this.minutes(), 2) +
       zeroFill(this.seconds(), 2);

});

addFormatToken('Hmm', 0, 0, function () {

   return  + this.hours() + zeroFill(this.minutes(), 2);

});

addFormatToken('Hmmss', 0, 0, function () {

   return  + this.hours() + zeroFill(this.minutes(), 2) +
       zeroFill(this.seconds(), 2);

});

function meridiem (token, lowercase) {

   addFormatToken(token, 0, 0, function () {
       return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);
   });

}

meridiem('a', true); meridiem('A', false);

// ALIASES

addUnitAlias('hour', 'h');

// PRIORITY addUnitPriority('hour', 13);

// PARSING

function matchMeridiem (isStrict, locale) {

   return locale._meridiemParse;

}

addRegexToken('a', matchMeridiem); addRegexToken('A', matchMeridiem); addRegexToken('H', match1to2); addRegexToken('h', match1to2); addRegexToken('k', match1to2); addRegexToken('HH', match1to2, match2); addRegexToken('hh', match1to2, match2); addRegexToken('kk', match1to2, match2);

addRegexToken('hmm', match3to4); addRegexToken('hmmss', match5to6); addRegexToken('Hmm', match3to4); addRegexToken('Hmmss', match5to6);

addParseToken(['H', 'HH'], HOUR); addParseToken(['k', 'kk'], function (input, array, config) {

   var kInput = toInt(input);
   array[HOUR] = kInput === 24 ? 0 : kInput;

}); addParseToken(['a', 'A'], function (input, array, config) {

   config._isPm = config._locale.isPM(input);
   config._meridiem = input;

}); addParseToken(['h', 'hh'], function (input, array, config) {

   array[HOUR] = toInt(input);
   getParsingFlags(config).bigHour = true;

}); addParseToken('hmm', function (input, array, config) {

   var pos = input.length - 2;
   array[HOUR] = toInt(input.substr(0, pos));
   array[MINUTE] = toInt(input.substr(pos));
   getParsingFlags(config).bigHour = true;

}); addParseToken('hmmss', function (input, array, config) {

   var pos1 = input.length - 4;
   var pos2 = input.length - 2;
   array[HOUR] = toInt(input.substr(0, pos1));
   array[MINUTE] = toInt(input.substr(pos1, 2));
   array[SECOND] = toInt(input.substr(pos2));
   getParsingFlags(config).bigHour = true;

}); addParseToken('Hmm', function (input, array, config) {

   var pos = input.length - 2;
   array[HOUR] = toInt(input.substr(0, pos));
   array[MINUTE] = toInt(input.substr(pos));

}); addParseToken('Hmmss', function (input, array, config) {

   var pos1 = input.length - 4;
   var pos2 = input.length - 2;
   array[HOUR] = toInt(input.substr(0, pos1));
   array[MINUTE] = toInt(input.substr(pos1, 2));
   array[SECOND] = toInt(input.substr(pos2));

});

// LOCALES

function localeIsPM (input) {

   // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
   // Using charAt should be more compatible.
   return ((input + ).toLowerCase().charAt(0) === 'p');

}

var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i; function localeMeridiem (hours, minutes, isLower) {

   if (hours > 11) {
       return isLower ? 'pm' : 'PM';
   } else {
       return isLower ? 'am' : 'AM';
   }

}


// MOMENTS

// Setting the hour should keep the time, because the user explicitly // specified which hour he wants. So trying to maintain the same hour (in // a new timezone) makes sense. Adding/subtracting hours does not follow // this rule. var getSetHour = makeGetSet('Hours', true);

// months // week // weekdays // meridiem var baseConfig = {

   calendar: defaultCalendar,
   longDateFormat: defaultLongDateFormat,
   invalidDate: defaultInvalidDate,
   ordinal: defaultOrdinal,
   dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,
   relativeTime: defaultRelativeTime,
   months: defaultLocaleMonths,
   monthsShort: defaultLocaleMonthsShort,
   week: defaultLocaleWeek,
   weekdays: defaultLocaleWeekdays,
   weekdaysMin: defaultLocaleWeekdaysMin,
   weekdaysShort: defaultLocaleWeekdaysShort,
   meridiemParse: defaultLocaleMeridiemParse

};

// internal storage for locale config files var locales = {}; var localeFamilies = {}; var globalLocale;

function normalizeLocale(key) {

   return key ? key.toLowerCase().replace('_', '-') : key;

}

// pick the locale from the array // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root function chooseLocale(names) {

   var i = 0, j, next, locale, split;
   while (i < names.length) {
       split = normalizeLocale(names[i]).split('-');
       j = split.length;
       next = normalizeLocale(names[i + 1]);
       next = next ? next.split('-') : null;
       while (j > 0) {
           locale = loadLocale(split.slice(0, j).join('-'));
           if (locale) {
               return locale;
           }
           if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
               //the next array item is better than a shallower substring of this one
               break;
           }
           j--;
       }
       i++;
   }
   return null;

}

function loadLocale(name) {

   var oldLocale = null;
   // TODO: Find a better way to register and load all the locales in Node
   if (!locales[name] && (typeof module !== 'undefined') &&
           module && module.exports) {
       try {
           oldLocale = globalLocale._abbr;
           require('./locale/' + name);
           // because defineLocale currently also sets the global locale, we
           // want to undo that for lazy loaded locales
           getSetGlobalLocale(oldLocale);
       } catch (e) { }
   }
   return locales[name];

}

// This function will load locale and then set the global locale. If // no arguments are passed in, it will simply return the current global // locale key. function getSetGlobalLocale (key, values) {

   var data;
   if (key) {
       if (isUndefined(values)) {
           data = getLocale(key);
       }
       else {
           data = defineLocale(key, values);
       }
       if (data) {
           // moment.duration._locale = moment._locale = data;
           globalLocale = data;
       }
   }
   return globalLocale._abbr;

}

function defineLocale (name, config) {

   if (config !== null) {
       var parentConfig = baseConfig;
       config.abbr = name;
       if (locales[name] != null) {
           deprecateSimple('defineLocaleOverride',
                   'use moment.updateLocale(localeName, config) to change ' +
                   'an existing locale. moment.defineLocale(localeName, ' +
                   'config) should only be used for creating a new locale ' +
                   'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.');
           parentConfig = locales[name]._config;
       } else if (config.parentLocale != null) {
           if (locales[config.parentLocale] != null) {
               parentConfig = locales[config.parentLocale]._config;
           } else {
               if (!localeFamilies[config.parentLocale]) {
                   localeFamilies[config.parentLocale] = [];
               }
               localeFamilies[config.parentLocale].push({
                   name: name,
                   config: config
               });
               return null;
           }
       }
       locales[name] = new Locale(mergeConfigs(parentConfig, config));
       if (localeFamilies[name]) {
           localeFamilies[name].forEach(function (x) {
               defineLocale(x.name, x.config);
           });
       }
       // backwards compat for now: also set the locale
       // make sure we set the locale AFTER all child locales have been
       // created, so we won't end up with the child locale set.
       getSetGlobalLocale(name);


       return locales[name];
   } else {
       // useful for testing
       delete locales[name];
       return null;
   }

}

function updateLocale(name, config) {

   if (config != null) {
       var locale, parentConfig = baseConfig;
       // MERGE
       if (locales[name] != null) {
           parentConfig = locales[name]._config;
       }
       config = mergeConfigs(parentConfig, config);
       locale = new Locale(config);
       locale.parentLocale = locales[name];
       locales[name] = locale;
       // backwards compat for now: also set the locale
       getSetGlobalLocale(name);
   } else {
       // pass null for config to unupdate, useful for tests
       if (locales[name] != null) {
           if (locales[name].parentLocale != null) {
               locales[name] = locales[name].parentLocale;
           } else if (locales[name] != null) {
               delete locales[name];
           }
       }
   }
   return locales[name];

}

// returns locale data function getLocale (key) {

   var locale;
   if (key && key._locale && key._locale._abbr) {
       key = key._locale._abbr;
   }
   if (!key) {
       return globalLocale;
   }
   if (!isArray(key)) {
       //short-circuit everything else
       locale = loadLocale(key);
       if (locale) {
           return locale;
       }
       key = [key];
   }
   return chooseLocale(key);

}

function listLocales() {

   return keys$1(locales);

}

function checkOverflow (m) {

   var overflow;
   var a = m._a;
   if (a && getParsingFlags(m).overflow === -2) {
       overflow =
           a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
           a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
           a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
           a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
           a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
           a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
           -1;
       if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
           overflow = DATE;
       }
       if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
           overflow = WEEK;
       }
       if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
           overflow = WEEKDAY;
       }
       getParsingFlags(m).overflow = overflow;
   }
   return m;

}

// iso 8601 regex // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00) var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/; var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;

var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/;

var isoDates = [

   ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
   ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
   ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
   ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
   ['YYYY-DDD', /\d{4}-\d{3}/],
   ['YYYY-MM', /\d{4}-\d\d/, false],
   ['YYYYYYMMDD', /[+-]\d{10}/],
   ['YYYYMMDD', /\d{8}/],
   // YYYYMM is NOT allowed by the standard
   ['GGGG[W]WWE', /\d{4}W\d{3}/],
   ['GGGG[W]WW', /\d{4}W\d{2}/, false],
   ['YYYYDDD', /\d{7}/]

];

// iso time formats and regexes var isoTimes = [

   ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
   ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
   ['HH:mm:ss', /\d\d:\d\d:\d\d/],
   ['HH:mm', /\d\d:\d\d/],
   ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
   ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
   ['HHmmss', /\d\d\d\d\d\d/],
   ['HHmm', /\d\d\d\d/],
   ['HH', /\d\d/]

];

var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;

// date from iso format function configFromISO(config) {

   var i, l,
       string = config._i,
       match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
       allowTime, dateFormat, timeFormat, tzFormat;
   if (match) {
       getParsingFlags(config).iso = true;
       for (i = 0, l = isoDates.length; i < l; i++) {
           if (isoDates[i][1].exec(match[1])) {
               dateFormat = isoDates[i][0];
               allowTime = isoDates[i][2] !== false;
               break;
           }
       }
       if (dateFormat == null) {
           config._isValid = false;
           return;
       }
       if (match[3]) {
           for (i = 0, l = isoTimes.length; i < l; i++) {
               if (isoTimes[i][1].exec(match[3])) {
                   // match[2] should be 'T' or space
                   timeFormat = (match[2] || ' ') + isoTimes[i][0];
                   break;
               }
           }
           if (timeFormat == null) {
               config._isValid = false;
               return;
           }
       }
       if (!allowTime && timeFormat != null) {
           config._isValid = false;
           return;
       }
       if (match[4]) {
           if (tzRegex.exec(match[4])) {
               tzFormat = 'Z';
           } else {
               config._isValid = false;
               return;
           }
       }
       config._f = dateFormat + (timeFormat || ) + (tzFormat || );
       configFromStringAndFormat(config);
   } else {
       config._isValid = false;
   }

}

// RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3 var basicRfcRegex = /^((?:Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\s)?(\d?\d\s(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s(?:\d\d)?\d\d\s)(\d\d:\d\d)(\:\d\d)?(\s(?:UT|GMT|[ECMP][SD]T|[A-IK-Za-ik-z]|[+-]\d{4}))$/;

// date and time from ref 2822 format function configFromRFC2822(config) {

   var string, match, dayFormat,
       dateFormat, timeFormat, tzFormat;
   var timezones = {
       ' GMT': ' +0000',
       ' EDT': ' -0400',
       ' EST': ' -0500',
       ' CDT': ' -0500',
       ' CST': ' -0600',
       ' MDT': ' -0600',
       ' MST': ' -0700',
       ' PDT': ' -0700',
       ' PST': ' -0800'
   };
   var military = 'YXWVUTSRQPONZABCDEFGHIKLM';
   var timezone, timezoneIndex;
   string = config._i
       .replace(/\([^\)]*\)|[\n\t]/g, ' ') // Remove comments and folding whitespace
       .replace(/(\s\s+)/g, ' ') // Replace multiple-spaces with a single space
       .replace(/^\s|\s$/g, ); // Remove leading and trailing spaces
   match = basicRfcRegex.exec(string);
   if (match) {
       dayFormat = match[1] ? 'ddd' + ((match[1].length === 5) ? ', ' : ' ') : ;
       dateFormat = 'D MMM ' + ((match[2].length > 10) ? 'YYYY ' : 'YY ');
       timeFormat = 'HH:mm' + (match[4] ? ':ss' : );
       // TODO: Replace the vanilla JS Date object with an indepentent day-of-week check.
       if (match[1]) { // day of week given
           var momentDate = new Date(match[2]);
           var momentDay = ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'][momentDate.getDay()];
           if (match[1].substr(0,3) !== momentDay) {
               getParsingFlags(config).weekdayMismatch = true;
               config._isValid = false;
               return;
           }
       }
       switch (match[5].length) {
           case 2: // military
               if (timezoneIndex === 0) {
                   timezone = ' +0000';
               } else {
                   timezoneIndex = military.indexOf(match[5][1].toUpperCase()) - 12;
                   timezone = ((timezoneIndex < 0) ? ' -' : ' +') +
                       (( + timezoneIndex).replace(/^-?/, '0')).match(/..$/)[0] + '00';
               }
               break;
           case 4: // Zone
               timezone = timezones[match[5]];
               break;
           default: // UT or +/-9999
               timezone = timezones[' GMT'];
       }
       match[5] = timezone;
       config._i = match.splice(1).join();
       tzFormat = ' ZZ';
       config._f = dayFormat + dateFormat + timeFormat + tzFormat;
       configFromStringAndFormat(config);
       getParsingFlags(config).rfc2822 = true;
   } else {
       config._isValid = false;
   }

}

// date from iso format or fallback function configFromString(config) {

   var matched = aspNetJsonRegex.exec(config._i);
   if (matched !== null) {
       config._d = new Date(+matched[1]);
       return;
   }
   configFromISO(config);
   if (config._isValid === false) {
       delete config._isValid;
   } else {
       return;
   }
   configFromRFC2822(config);
   if (config._isValid === false) {
       delete config._isValid;
   } else {
       return;
   }
   // Final attempt, use Input Fallback
   hooks.createFromInputFallback(config);

}

hooks.createFromInputFallback = deprecate(

   'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' +
   'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' +
   'discouraged and will be removed in an upcoming major release. Please refer to ' +
   'http://momentjs.com/guides/#/warnings/js-date/ for more info.',
   function (config) {
       config._d = new Date(config._i + (config._useUTC ? ' UTC' : ));
   }

);

// Pick the first defined of two or three arguments. function defaults(a, b, c) {

   if (a != null) {
       return a;
   }
   if (b != null) {
       return b;
   }
   return c;

}

function currentDateArray(config) {

   // hooks is actually the exported moment object
   var nowValue = new Date(hooks.now());
   if (config._useUTC) {
       return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];
   }
   return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];

}

// convert an array to a date. // the array should mirror the parameters below // note: all values past the year are optional and will default to the lowest possible value. // [year, month, day , hour, minute, second, millisecond] function configFromArray (config) {

   var i, date, input = [], currentDate, yearToUse;
   if (config._d) {
       return;
   }
   currentDate = currentDateArray(config);
   //compute day of the year from weeks and weekdays
   if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
       dayOfYearFromWeekInfo(config);
   }
   //if the day of the year is set, figure out what it is
   if (config._dayOfYear != null) {
       yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
       if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) {
           getParsingFlags(config)._overflowDayOfYear = true;
       }
       date = createUTCDate(yearToUse, 0, config._dayOfYear);
       config._a[MONTH] = date.getUTCMonth();
       config._a[DATE] = date.getUTCDate();
   }
   // Default to current date.
   // * if no year, month, day of month are given, default to today
   // * if day of month is given, default month and year
   // * if month is given, default only year
   // * if year is given, don't default anything
   for (i = 0; i < 3 && config._a[i] == null; ++i) {
       config._a[i] = input[i] = currentDate[i];
   }
   // Zero out whatever was not defaulted, including time
   for (; i < 7; i++) {
       config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
   }
   // Check for 24:00:00.000
   if (config._a[HOUR] === 24 &&
           config._a[MINUTE] === 0 &&
           config._a[SECOND] === 0 &&
           config._a[MILLISECOND] === 0) {
       config._nextDay = true;
       config._a[HOUR] = 0;
   }
   config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);
   // Apply timezone offset from input. The actual utcOffset can be changed
   // with parseZone.
   if (config._tzm != null) {
       config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
   }
   if (config._nextDay) {
       config._a[HOUR] = 24;
   }

}

function dayOfYearFromWeekInfo(config) {

   var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;
   w = config._w;
   if (w.GG != null || w.W != null || w.E != null) {
       dow = 1;
       doy = 4;
       // TODO: We need to take the current isoWeekYear, but that depends on
       // how we interpret now (local, utc, fixed offset). So create
       // a now version of current config (take local/utc/offset flags, and
       // create now).
       weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(createLocal(), 1, 4).year);
       week = defaults(w.W, 1);
       weekday = defaults(w.E, 1);
       if (weekday < 1 || weekday > 7) {
           weekdayOverflow = true;
       }
   } else {
       dow = config._locale._week.dow;
       doy = config._locale._week.doy;
       var curWeek = weekOfYear(createLocal(), dow, doy);
       weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);
       // Default to current week.
       week = defaults(w.w, curWeek.week);
       if (w.d != null) {
           // weekday -- low day numbers are considered next week
           weekday = w.d;
           if (weekday < 0 || weekday > 6) {
               weekdayOverflow = true;
           }
       } else if (w.e != null) {
           // local weekday -- counting starts from begining of week
           weekday = w.e + dow;
           if (w.e < 0 || w.e > 6) {
               weekdayOverflow = true;
           }
       } else {
           // default to begining of week
           weekday = dow;
       }
   }
   if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
       getParsingFlags(config)._overflowWeeks = true;
   } else if (weekdayOverflow != null) {
       getParsingFlags(config)._overflowWeekday = true;
   } else {
       temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
       config._a[YEAR] = temp.year;
       config._dayOfYear = temp.dayOfYear;
   }

}

// constant that refers to the ISO standard hooks.ISO_8601 = function () {};

// constant that refers to the RFC 2822 form hooks.RFC_2822 = function () {};

// date from string and format string function configFromStringAndFormat(config) {

   // TODO: Move this to another part of the creation flow to prevent circular deps
   if (config._f === hooks.ISO_8601) {
       configFromISO(config);
       return;
   }
   if (config._f === hooks.RFC_2822) {
       configFromRFC2822(config);
       return;
   }
   config._a = [];
   getParsingFlags(config).empty = true;
   // This array is used to make a Date, either with `new Date` or `Date.UTC`
   var string =  + config._i,
       i, parsedInput, tokens, token, skipped,
       stringLength = string.length,
       totalParsedInputLength = 0;
   tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];
   for (i = 0; i < tokens.length; i++) {
       token = tokens[i];
       parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
       // console.log('token', token, 'parsedInput', parsedInput,
       //         'regex', getParseRegexForToken(token, config));
       if (parsedInput) {
           skipped = string.substr(0, string.indexOf(parsedInput));
           if (skipped.length > 0) {
               getParsingFlags(config).unusedInput.push(skipped);
           }
           string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
           totalParsedInputLength += parsedInput.length;
       }
       // don't parse if it's not a known token
       if (formatTokenFunctions[token]) {
           if (parsedInput) {
               getParsingFlags(config).empty = false;
           }
           else {
               getParsingFlags(config).unusedTokens.push(token);
           }
           addTimeToArrayFromToken(token, parsedInput, config);
       }
       else if (config._strict && !parsedInput) {
           getParsingFlags(config).unusedTokens.push(token);
       }
   }
   // add remaining unparsed input length to the string
   getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;
   if (string.length > 0) {
       getParsingFlags(config).unusedInput.push(string);
   }
   // clear _12h flag if hour is <= 12
   if (config._a[HOUR] <= 12 &&
       getParsingFlags(config).bigHour === true &&
       config._a[HOUR] > 0) {
       getParsingFlags(config).bigHour = undefined;
   }
   getParsingFlags(config).parsedDateParts = config._a.slice(0);
   getParsingFlags(config).meridiem = config._meridiem;
   // handle meridiem
   config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);
   configFromArray(config);
   checkOverflow(config);

}


function meridiemFixWrap (locale, hour, meridiem) {

   var isPm;
   if (meridiem == null) {
       // nothing to do
       return hour;
   }
   if (locale.meridiemHour != null) {
       return locale.meridiemHour(hour, meridiem);
   } else if (locale.isPM != null) {
       // Fallback
       isPm = locale.isPM(meridiem);
       if (isPm && hour < 12) {
           hour += 12;
       }
       if (!isPm && hour === 12) {
           hour = 0;
       }
       return hour;
   } else {
       // this is not supposed to happen
       return hour;
   }

}

// date from string and array of format strings function configFromStringAndArray(config) {

   var tempConfig,
       bestMoment,
       scoreToBeat,
       i,
       currentScore;
   if (config._f.length === 0) {
       getParsingFlags(config).invalidFormat = true;
       config._d = new Date(NaN);
       return;
   }
   for (i = 0; i < config._f.length; i++) {
       currentScore = 0;
       tempConfig = copyConfig({}, config);
       if (config._useUTC != null) {
           tempConfig._useUTC = config._useUTC;
       }
       tempConfig._f = config._f[i];
       configFromStringAndFormat(tempConfig);
       if (!isValid(tempConfig)) {
           continue;
       }
       // if there is any input that was not parsed add a penalty for that format
       currentScore += getParsingFlags(tempConfig).charsLeftOver;
       //or tokens
       currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;
       getParsingFlags(tempConfig).score = currentScore;
       if (scoreToBeat == null || currentScore < scoreToBeat) {
           scoreToBeat = currentScore;
           bestMoment = tempConfig;
       }
   }
   extend(config, bestMoment || tempConfig);

}

function configFromObject(config) {

   if (config._d) {
       return;
   }
   var i = normalizeObjectUnits(config._i);
   config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {
       return obj && parseInt(obj, 10);
   });
   configFromArray(config);

}

function createFromConfig (config) {

   var res = new Moment(checkOverflow(prepareConfig(config)));
   if (res._nextDay) {
       // Adding is smart enough around DST
       res.add(1, 'd');
       res._nextDay = undefined;
   }
   return res;

}

function prepareConfig (config) {

   var input = config._i,
       format = config._f;
   config._locale = config._locale || getLocale(config._l);
   if (input === null || (format === undefined && input === )) {
       return createInvalid({nullInput: true});
   }
   if (typeof input === 'string') {
       config._i = input = config._locale.preparse(input);
   }
   if (isMoment(input)) {
       return new Moment(checkOverflow(input));
   } else if (isDate(input)) {
       config._d = input;
   } else if (isArray(format)) {
       configFromStringAndArray(config);
   } else if (format) {
       configFromStringAndFormat(config);
   }  else {
       configFromInput(config);
   }
   if (!isValid(config)) {
       config._d = null;
   }
   return config;

}

function configFromInput(config) {

   var input = config._i;
   if (isUndefined(input)) {
       config._d = new Date(hooks.now());
   } else if (isDate(input)) {
       config._d = new Date(input.valueOf());
   } else if (typeof input === 'string') {
       configFromString(config);
   } else if (isArray(input)) {
       config._a = map(input.slice(0), function (obj) {
           return parseInt(obj, 10);
       });
       configFromArray(config);
   } else if (isObject(input)) {
       configFromObject(config);
   } else if (isNumber(input)) {
       // from milliseconds
       config._d = new Date(input);
   } else {
       hooks.createFromInputFallback(config);
   }

}

function createLocalOrUTC (input, format, locale, strict, isUTC) {

   var c = {};
   if (locale === true || locale === false) {
       strict = locale;
       locale = undefined;
   }
   if ((isObject(input) && isObjectEmpty(input)) ||
           (isArray(input) && input.length === 0)) {
       input = undefined;
   }
   // object construction must be done this way.
   // https://github.com/moment/moment/issues/1423
   c._isAMomentObject = true;
   c._useUTC = c._isUTC = isUTC;
   c._l = locale;
   c._i = input;
   c._f = format;
   c._strict = strict;
   return createFromConfig(c);

}

function createLocal (input, format, locale, strict) {

   return createLocalOrUTC(input, format, locale, strict, false);

}

var prototypeMin = deprecate(

   'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/',
   function () {
       var other = createLocal.apply(null, arguments);
       if (this.isValid() && other.isValid()) {
           return other < this ? this : other;
       } else {
           return createInvalid();
       }
   }

);

var prototypeMax = deprecate(

   'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',
   function () {
       var other = createLocal.apply(null, arguments);
       if (this.isValid() && other.isValid()) {
           return other > this ? this : other;
       } else {
           return createInvalid();
       }
   }

);

// Pick a moment m from moments so that m[fn](other) is true for all // other. This relies on the function fn to be transitive. // // moments should either be an array of moment objects or an array, whose // first element is an array of moment objects. function pickBy(fn, moments) {

   var res, i;
   if (moments.length === 1 && isArray(moments[0])) {
       moments = moments[0];
   }
   if (!moments.length) {
       return createLocal();
   }
   res = moments[0];
   for (i = 1; i < moments.length; ++i) {
       if (!moments[i].isValid() || moments[i][fn](res)) {
           res = moments[i];
       }
   }
   return res;

}

// TODO: Use [].sort instead? function min () {

   var args = [].slice.call(arguments, 0);
   return pickBy('isBefore', args);

}

function max () {

   var args = [].slice.call(arguments, 0);
   return pickBy('isAfter', args);

}

var now = function () {

   return Date.now ? Date.now() : +(new Date());

};

var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond'];

function isDurationValid(m) {

   for (var key in m) {
       if (!(ordering.indexOf(key) !== -1 && (m[key] == null || !isNaN(m[key])))) {
           return false;
       }
   }
   var unitHasDecimal = false;
   for (var i = 0; i < ordering.length; ++i) {
       if (m[ordering[i]]) {
           if (unitHasDecimal) {
               return false; // only allow non-integers for smallest unit
           }
           if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {
               unitHasDecimal = true;
           }
       }
   }
   return true;

}

function isValid$1() {

   return this._isValid;

}

function createInvalid$1() {

   return createDuration(NaN);

}

function Duration (duration) {

   var normalizedInput = normalizeObjectUnits(duration),
       years = normalizedInput.year || 0,
       quarters = normalizedInput.quarter || 0,
       months = normalizedInput.month || 0,
       weeks = normalizedInput.week || 0,
       days = normalizedInput.day || 0,
       hours = normalizedInput.hour || 0,
       minutes = normalizedInput.minute || 0,
       seconds = normalizedInput.second || 0,
       milliseconds = normalizedInput.millisecond || 0;
   this._isValid = isDurationValid(normalizedInput);
   // representation for dateAddRemove
   this._milliseconds = +milliseconds +
       seconds * 1e3 + // 1000
       minutes * 6e4 + // 1000 * 60
       hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978
   // Because of dateAddRemove treats 24 hours as different from a
   // day when working around DST, we need to store them separately
   this._days = +days +
       weeks * 7;
   // It is impossible translate months into days without knowing
   // which months you are are talking about, so we have to store
   // it separately.
   this._months = +months +
       quarters * 3 +
       years * 12;
   this._data = {};
   this._locale = getLocale();
   this._bubble();

}

function isDuration (obj) {

   return obj instanceof Duration;

}

function absRound (number) {

   if (number < 0) {
       return Math.round(-1 * number) * -1;
   } else {
       return Math.round(number);
   }

}

// FORMATTING

function offset (token, separator) {

   addFormatToken(token, 0, 0, function () {
       var offset = this.utcOffset();
       var sign = '+';
       if (offset < 0) {
           offset = -offset;
           sign = '-';
       }
       return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);
   });

}

offset('Z', ':'); offset('ZZ', );

// PARSING

addRegexToken('Z', matchShortOffset); addRegexToken('ZZ', matchShortOffset); addParseToken(['Z', 'ZZ'], function (input, array, config) {

   config._useUTC = true;
   config._tzm = offsetFromString(matchShortOffset, input);

});

// HELPERS

// timezone chunker // '+10:00' > ['10', '00'] // '-1530' > ['-15', '30'] var chunkOffset = /([\+\-]|\d\d)/gi;

function offsetFromString(matcher, string) {

   var matches = (string || ).match(matcher);
   if (matches === null) {
       return null;
   }
   var chunk   = matches[matches.length - 1] || [];
   var parts   = (chunk + ).match(chunkOffset) || ['-', 0, 0];
   var minutes = +(parts[1] * 60) + toInt(parts[2]);
   return minutes === 0 ?
     0 :
     parts[0] === '+' ? minutes : -minutes;

}

// Return a moment from input, that is local/utc/zone equivalent to model. function cloneWithOffset(input, model) {

   var res, diff;
   if (model._isUTC) {
       res = model.clone();
       diff = (isMoment(input) || isDate(input) ? input.valueOf() : createLocal(input).valueOf()) - res.valueOf();
       // Use low-level api, because this fn is low-level api.
       res._d.setTime(res._d.valueOf() + diff);
       hooks.updateOffset(res, false);
       return res;
   } else {
       return createLocal(input).local();
   }

}

function getDateOffset (m) {

   // On Firefox.24 Date#getTimezoneOffset returns a floating point.
   // https://github.com/moment/moment/pull/1871
   return -Math.round(m._d.getTimezoneOffset() / 15) * 15;

}

// HOOKS

// This function will be called whenever a moment is mutated. // It is intended to keep the offset in sync with the timezone. hooks.updateOffset = function () {};

// MOMENTS

// keepLocalTime = true means only change the timezone, without // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]--> // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset // +0200, so we adjust the time as needed, to be valid. // // Keeping the time actually adds/subtracts (one hour) // from the actual represented time. That is why we call updateOffset // a second time. In case it wants us to change the offset again // _changeInProgress == true case, then we have to adjust, because // there is no such time in the given timezone. function getSetOffset (input, keepLocalTime, keepMinutes) {

   var offset = this._offset || 0,
       localAdjust;
   if (!this.isValid()) {
       return input != null ? this : NaN;
   }
   if (input != null) {
       if (typeof input === 'string') {
           input = offsetFromString(matchShortOffset, input);
           if (input === null) {
               return this;
           }
       } else if (Math.abs(input) < 16 && !keepMinutes) {
           input = input * 60;
       }
       if (!this._isUTC && keepLocalTime) {
           localAdjust = getDateOffset(this);
       }
       this._offset = input;
       this._isUTC = true;
       if (localAdjust != null) {
           this.add(localAdjust, 'm');
       }
       if (offset !== input) {
           if (!keepLocalTime || this._changeInProgress) {
               addSubtract(this, createDuration(input - offset, 'm'), 1, false);
           } else if (!this._changeInProgress) {
               this._changeInProgress = true;
               hooks.updateOffset(this, true);
               this._changeInProgress = null;
           }
       }
       return this;
   } else {
       return this._isUTC ? offset : getDateOffset(this);
   }

}

function getSetZone (input, keepLocalTime) {

   if (input != null) {
       if (typeof input !== 'string') {
           input = -input;
       }
       this.utcOffset(input, keepLocalTime);
       return this;
   } else {
       return -this.utcOffset();
   }

}

function setOffsetToUTC (keepLocalTime) {

   return this.utcOffset(0, keepLocalTime);

}

function setOffsetToLocal (keepLocalTime) {

   if (this._isUTC) {
       this.utcOffset(0, keepLocalTime);
       this._isUTC = false;
       if (keepLocalTime) {
           this.subtract(getDateOffset(this), 'm');
       }
   }
   return this;

}

function setOffsetToParsedOffset () {

   if (this._tzm != null) {
       this.utcOffset(this._tzm, false, true);
   } else if (typeof this._i === 'string') {
       var tZone = offsetFromString(matchOffset, this._i);
       if (tZone != null) {
           this.utcOffset(tZone);
       }
       else {
           this.utcOffset(0, true);
       }
   }
   return this;

}

function hasAlignedHourOffset (input) {

   if (!this.isValid()) {
       return false;
   }
   input = input ? createLocal(input).utcOffset() : 0;
   return (this.utcOffset() - input) % 60 === 0;

}

function isDaylightSavingTime () {

   return (
       this.utcOffset() > this.clone().month(0).utcOffset() ||
       this.utcOffset() > this.clone().month(5).utcOffset()
   );

}

function isDaylightSavingTimeShifted () {

   if (!isUndefined(this._isDSTShifted)) {
       return this._isDSTShifted;
   }
   var c = {};
   copyConfig(c, this);
   c = prepareConfig(c);
   if (c._a) {
       var other = c._isUTC ? createUTC(c._a) : createLocal(c._a);
       this._isDSTShifted = this.isValid() &&
           compareArrays(c._a, other.toArray()) > 0;
   } else {
       this._isDSTShifted = false;
   }
   return this._isDSTShifted;

}

function isLocal () {

   return this.isValid() ? !this._isUTC : false;

}

function isUtcOffset () {

   return this.isValid() ? this._isUTC : false;

}

function isUtc () {

   return this.isValid() ? this._isUTC && this._offset === 0 : false;

}

// ASP.NET json date format regex var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/;

// from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere // and further modified to allow for strings containing both week and day var isoRegex = /^(-)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;

function createDuration (input, key) {

   var duration = input,
       // matching against regexp is expensive, do it on demand
       match = null,
       sign,
       ret,
       diffRes;
   if (isDuration(input)) {
       duration = {
           ms : input._milliseconds,
           d  : input._days,
           M  : input._months
       };
   } else if (isNumber(input)) {
       duration = {};
       if (key) {
           duration[key] = input;
       } else {
           duration.milliseconds = input;
       }
   } else if (!!(match = aspNetRegex.exec(input))) {
       sign = (match[1] === '-') ? -1 : 1;
       duration = {
           y  : 0,
           d  : toInt(match[DATE])                         * sign,
           h  : toInt(match[HOUR])                         * sign,
           m  : toInt(match[MINUTE])                       * sign,
           s  : toInt(match[SECOND])                       * sign,
           ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match
       };
   } else if (!!(match = isoRegex.exec(input))) {
       sign = (match[1] === '-') ? -1 : 1;
       duration = {
           y : parseIso(match[2], sign),
           M : parseIso(match[3], sign),
           w : parseIso(match[4], sign),
           d : parseIso(match[5], sign),
           h : parseIso(match[6], sign),
           m : parseIso(match[7], sign),
           s : parseIso(match[8], sign)
       };
   } else if (duration == null) {// checks for null or undefined
       duration = {};
   } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {
       diffRes = momentsDifference(createLocal(duration.from), createLocal(duration.to));
       duration = {};
       duration.ms = diffRes.milliseconds;
       duration.M = diffRes.months;
   }
   ret = new Duration(duration);
   if (isDuration(input) && hasOwnProp(input, '_locale')) {
       ret._locale = input._locale;
   }
   return ret;

}

createDuration.fn = Duration.prototype; createDuration.invalid = createInvalid$1;

function parseIso (inp, sign) {

   // We'd normally use ~~inp for this, but unfortunately it also
   // converts floats to ints.
   // inp may be undefined, so careful calling replace on it.
   var res = inp && parseFloat(inp.replace(',', '.'));
   // apply sign while we're at it
   return (isNaN(res) ? 0 : res) * sign;

}

function positiveMomentsDifference(base, other) {

   var res = {milliseconds: 0, months: 0};
   res.months = other.month() - base.month() +
       (other.year() - base.year()) * 12;
   if (base.clone().add(res.months, 'M').isAfter(other)) {
       --res.months;
   }
   res.milliseconds = +other - +(base.clone().add(res.months, 'M'));
   return res;

}

function momentsDifference(base, other) {

   var res;
   if (!(base.isValid() && other.isValid())) {
       return {milliseconds: 0, months: 0};
   }
   other = cloneWithOffset(other, base);
   if (base.isBefore(other)) {
       res = positiveMomentsDifference(base, other);
   } else {
       res = positiveMomentsDifference(other, base);
       res.milliseconds = -res.milliseconds;
       res.months = -res.months;
   }
   return res;

}

// TODO: remove 'name' arg after deprecation is removed function createAdder(direction, name) {

   return function (val, period) {
       var dur, tmp;
       //invert the arguments, but complain about it
       if (period !== null && !isNaN(+period)) {
           deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' +
           'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.');
           tmp = val; val = period; period = tmp;
       }
       val = typeof val === 'string' ? +val : val;
       dur = createDuration(val, period);
       addSubtract(this, dur, direction);
       return this;
   };

}

function addSubtract (mom, duration, isAdding, updateOffset) {

   var milliseconds = duration._milliseconds,
       days = absRound(duration._days),
       months = absRound(duration._months);
   if (!mom.isValid()) {
       // No op
       return;
   }
   updateOffset = updateOffset == null ? true : updateOffset;
   if (milliseconds) {
       mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);
   }
   if (days) {
       set$1(mom, 'Date', get(mom, 'Date') + days * isAdding);
   }
   if (months) {
       setMonth(mom, get(mom, 'Month') + months * isAdding);
   }
   if (updateOffset) {
       hooks.updateOffset(mom, days || months);
   }

}

var add = createAdder(1, 'add'); var subtract = createAdder(-1, 'subtract');

function getCalendarFormat(myMoment, now) {

   var diff = myMoment.diff(now, 'days', true);
   return diff < -6 ? 'sameElse' :
           diff < -1 ? 'lastWeek' :
           diff < 0 ? 'lastDay' :
           diff < 1 ? 'sameDay' :
           diff < 2 ? 'nextDay' :
           diff < 7 ? 'nextWeek' : 'sameElse';

}

function calendar$1 (time, formats) {

   // We want to compare the start of today, vs this.
   // Getting start-of-today depends on whether we're local/utc/offset or not.
   var now = time || createLocal(),
       sod = cloneWithOffset(now, this).startOf('day'),
       format = hooks.calendarFormat(this, sod) || 'sameElse';
   var output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]);
   return this.format(output || this.localeData().calendar(format, this, createLocal(now)));

}

function clone () {

   return new Moment(this);

}

function isAfter (input, units) {

   var localInput = isMoment(input) ? input : createLocal(input);
   if (!(this.isValid() && localInput.isValid())) {
       return false;
   }
   units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
   if (units === 'millisecond') {
       return this.valueOf() > localInput.valueOf();
   } else {
       return localInput.valueOf() < this.clone().startOf(units).valueOf();
   }

}

function isBefore (input, units) {

   var localInput = isMoment(input) ? input : createLocal(input);
   if (!(this.isValid() && localInput.isValid())) {
       return false;
   }
   units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
   if (units === 'millisecond') {
       return this.valueOf() < localInput.valueOf();
   } else {
       return this.clone().endOf(units).valueOf() < localInput.valueOf();
   }

}

function isBetween (from, to, units, inclusivity) {

   inclusivity = inclusivity || '()';
   return (inclusivity[0] === '(' ? this.isAfter(from, units) : !this.isBefore(from, units)) &&
       (inclusivity[1] === ')' ? this.isBefore(to, units) : !this.isAfter(to, units));

}

function isSame (input, units) {

   var localInput = isMoment(input) ? input : createLocal(input),
       inputMs;
   if (!(this.isValid() && localInput.isValid())) {
       return false;
   }
   units = normalizeUnits(units || 'millisecond');
   if (units === 'millisecond') {
       return this.valueOf() === localInput.valueOf();
   } else {
       inputMs = localInput.valueOf();
       return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();
   }

}

function isSameOrAfter (input, units) {

   return this.isSame(input, units) || this.isAfter(input,units);

}

function isSameOrBefore (input, units) {

   return this.isSame(input, units) || this.isBefore(input,units);

}

function diff (input, units, asFloat) {

   var that,
       zoneDelta,
       delta, output;
   if (!this.isValid()) {
       return NaN;
   }
   that = cloneWithOffset(input, this);
   if (!that.isValid()) {
       return NaN;
   }
   zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;
   units = normalizeUnits(units);
   if (units === 'year' || units === 'month' || units === 'quarter') {
       output = monthDiff(this, that);
       if (units === 'quarter') {
           output = output / 3;
       } else if (units === 'year') {
           output = output / 12;
       }
   } else {
       delta = this - that;
       output = units === 'second' ? delta / 1e3 : // 1000
           units === 'minute' ? delta / 6e4 : // 1000 * 60
           units === 'hour' ? delta / 36e5 : // 1000 * 60 * 60
           units === 'day' ? (delta - zoneDelta) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
           units === 'week' ? (delta - zoneDelta) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
           delta;
   }
   return asFloat ? output : absFloor(output);

}

function monthDiff (a, b) {

   // difference in months
   var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
       // b is in (anchor - 1 month, anchor + 1 month)
       anchor = a.clone().add(wholeMonthDiff, 'months'),
       anchor2, adjust;
   if (b - anchor < 0) {
       anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
       // linear across the month
       adjust = (b - anchor) / (anchor - anchor2);
   } else {
       anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
       // linear across the month
       adjust = (b - anchor) / (anchor2 - anchor);
   }
   //check for negative zero, return zero if negative zero
   return -(wholeMonthDiff + adjust) || 0;

}

hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ'; hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';

function toString () {

   return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');

}

function toISOString() {

   if (!this.isValid()) {
       return null;
   }
   var m = this.clone().utc();
   if (m.year() < 0 || m.year() > 9999) {
       return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
   }
   if (isFunction(Date.prototype.toISOString)) {
       // native implementation is ~50x faster, use it when we can
       return this.toDate().toISOString();
   }
   return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');

}

/**

* Return a human readable representation of a moment that can
* also be evaluated to get a new moment which is the same
*
* @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects
*/

function inspect () {

   if (!this.isValid()) {
       return 'moment.invalid(/* ' + this._i + ' */)';
   }
   var func = 'moment';
   var zone = ;
   if (!this.isLocal()) {
       func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';
       zone = 'Z';
   }
   var prefix = '[' + func + '("]';
   var year = (0 <= this.year() && this.year() <= 9999) ? 'YYYY' : 'YYYYYY';
   var datetime = '-MM-DD[T]HH:mm:ss.SSS';
   var suffix = zone + '[")]';
   return this.format(prefix + year + datetime + suffix);

}

function format (inputString) {

   if (!inputString) {
       inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat;
   }
   var output = formatMoment(this, inputString);
   return this.localeData().postformat(output);

}

function from (time, withoutSuffix) {

   if (this.isValid() &&
           ((isMoment(time) && time.isValid()) ||
            createLocal(time).isValid())) {
       return createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
   } else {
       return this.localeData().invalidDate();
   }

}

function fromNow (withoutSuffix) {

   return this.from(createLocal(), withoutSuffix);

}

function to (time, withoutSuffix) {

   if (this.isValid() &&
           ((isMoment(time) && time.isValid()) ||
            createLocal(time).isValid())) {
       return createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
   } else {
       return this.localeData().invalidDate();
   }

}

function toNow (withoutSuffix) {

   return this.to(createLocal(), withoutSuffix);

}

// If passed a locale key, it will set the locale for this // instance. Otherwise, it will return the locale configuration // variables for this instance. function locale (key) {

   var newLocaleData;
   if (key === undefined) {
       return this._locale._abbr;
   } else {
       newLocaleData = getLocale(key);
       if (newLocaleData != null) {
           this._locale = newLocaleData;
       }
       return this;
   }

}

var lang = deprecate(

   'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
   function (key) {
       if (key === undefined) {
           return this.localeData();
       } else {
           return this.locale(key);
       }
   }

);

function localeData () {

   return this._locale;

}

function startOf (units) {

   units = normalizeUnits(units);
   // the following switch intentionally omits break keywords
   // to utilize falling through the cases.
   switch (units) {
       case 'year':
           this.month(0);
           /* falls through */
       case 'quarter':
       case 'month':
           this.date(1);
           /* falls through */
       case 'week':
       case 'isoWeek':
       case 'day':
       case 'date':
           this.hours(0);
           /* falls through */
       case 'hour':
           this.minutes(0);
           /* falls through */
       case 'minute':
           this.seconds(0);
           /* falls through */
       case 'second':
           this.milliseconds(0);
   }
   // weeks are a special case
   if (units === 'week') {
       this.weekday(0);
   }
   if (units === 'isoWeek') {
       this.isoWeekday(1);
   }
   // quarters are also special
   if (units === 'quarter') {
       this.month(Math.floor(this.month() / 3) * 3);
   }
   return this;

}

function endOf (units) {

   units = normalizeUnits(units);
   if (units === undefined || units === 'millisecond') {
       return this;
   }
   // 'date' is an alias for 'day', so it should be considered as such.
   if (units === 'date') {
       units = 'day';
   }
   return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');

}

function valueOf () {

   return this._d.valueOf() - ((this._offset || 0) * 60000);

}

function unix () {

   return Math.floor(this.valueOf() / 1000);

}

function toDate () {

   return new Date(this.valueOf());

}

function toArray () {

   var m = this;
   return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];

}

function toObject () {

   var m = this;
   return {
       years: m.year(),
       months: m.month(),
       date: m.date(),
       hours: m.hours(),
       minutes: m.minutes(),
       seconds: m.seconds(),
       milliseconds: m.milliseconds()
   };

}

function toJSON () {

   // new Date(NaN).toJSON() === null
   return this.isValid() ? this.toISOString() : null;

}

function isValid$2 () {

   return isValid(this);

}

function parsingFlags () {

   return extend({}, getParsingFlags(this));

}

function invalidAt () {

   return getParsingFlags(this).overflow;

}

function creationData() {

   return {
       input: this._i,
       format: this._f,
       locale: this._locale,
       isUTC: this._isUTC,
       strict: this._strict
   };

}

// FORMATTING

addFormatToken(0, ['gg', 2], 0, function () {

   return this.weekYear() % 100;

});

addFormatToken(0, ['GG', 2], 0, function () {

   return this.isoWeekYear() % 100;

});

function addWeekYearFormatToken (token, getter) {

   addFormatToken(0, [token, token.length], 0, getter);

}

addWeekYearFormatToken('gggg', 'weekYear'); addWeekYearFormatToken('ggggg', 'weekYear'); addWeekYearFormatToken('GGGG', 'isoWeekYear'); addWeekYearFormatToken('GGGGG', 'isoWeekYear');

// ALIASES

addUnitAlias('weekYear', 'gg'); addUnitAlias('isoWeekYear', 'GG');

// PRIORITY

addUnitPriority('weekYear', 1); addUnitPriority('isoWeekYear', 1);


// PARSING

addRegexToken('G', matchSigned); addRegexToken('g', matchSigned); addRegexToken('GG', match1to2, match2); addRegexToken('gg', match1to2, match2); addRegexToken('GGGG', match1to4, match4); addRegexToken('gggg', match1to4, match4); addRegexToken('GGGGG', match1to6, match6); addRegexToken('ggggg', match1to6, match6);

addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {

   week[token.substr(0, 2)] = toInt(input);

});

addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {

   week[token] = hooks.parseTwoDigitYear(input);

});

// MOMENTS

function getSetWeekYear (input) {

   return getSetWeekYearHelper.call(this,
           input,
           this.week(),
           this.weekday(),
           this.localeData()._week.dow,
           this.localeData()._week.doy);

}

function getSetISOWeekYear (input) {

   return getSetWeekYearHelper.call(this,
           input, this.isoWeek(), this.isoWeekday(), 1, 4);

}

function getISOWeeksInYear () {

   return weeksInYear(this.year(), 1, 4);

}

function getWeeksInYear () {

   var weekInfo = this.localeData()._week;
   return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);

}

function getSetWeekYearHelper(input, week, weekday, dow, doy) {

   var weeksTarget;
   if (input == null) {
       return weekOfYear(this, dow, doy).year;
   } else {
       weeksTarget = weeksInYear(input, dow, doy);
       if (week > weeksTarget) {
           week = weeksTarget;
       }
       return setWeekAll.call(this, input, week, weekday, dow, doy);
   }

}

function setWeekAll(weekYear, week, weekday, dow, doy) {

   var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
       date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);
   this.year(date.getUTCFullYear());
   this.month(date.getUTCMonth());
   this.date(date.getUTCDate());
   return this;

}

// FORMATTING

addFormatToken('Q', 0, 'Qo', 'quarter');

// ALIASES

addUnitAlias('quarter', 'Q');

// PRIORITY

addUnitPriority('quarter', 7);

// PARSING

addRegexToken('Q', match1); addParseToken('Q', function (input, array) {

   array[MONTH] = (toInt(input) - 1) * 3;

});

// MOMENTS

function getSetQuarter (input) {

   return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);

}

// FORMATTING

addFormatToken('D', ['DD', 2], 'Do', 'date');

// ALIASES

addUnitAlias('date', 'D');

// PRIOROITY addUnitPriority('date', 9);

// PARSING

addRegexToken('D', match1to2); addRegexToken('DD', match1to2, match2); addRegexToken('Do', function (isStrict, locale) {

   // TODO: Remove "ordinalParse" fallback in next major release.
   return isStrict ?
     (locale._dayOfMonthOrdinalParse || locale._ordinalParse) :
     locale._dayOfMonthOrdinalParseLenient;

});

addParseToken(['D', 'DD'], DATE); addParseToken('Do', function (input, array) {

   array[DATE] = toInt(input.match(match1to2)[0], 10);

});

// MOMENTS

var getSetDayOfMonth = makeGetSet('Date', true);

// FORMATTING

addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');

// ALIASES

addUnitAlias('dayOfYear', 'DDD');

// PRIORITY addUnitPriority('dayOfYear', 4);

// PARSING

addRegexToken('DDD', match1to3); addRegexToken('DDDD', match3); addParseToken(['DDD', 'DDDD'], function (input, array, config) {

   config._dayOfYear = toInt(input);

});

// HELPERS

// MOMENTS

function getSetDayOfYear (input) {

   var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
   return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');

}

// FORMATTING

addFormatToken('m', ['mm', 2], 0, 'minute');

// ALIASES

addUnitAlias('minute', 'm');

// PRIORITY

addUnitPriority('minute', 14);

// PARSING

addRegexToken('m', match1to2); addRegexToken('mm', match1to2, match2); addParseToken(['m', 'mm'], MINUTE);

// MOMENTS

var getSetMinute = makeGetSet('Minutes', false);

// FORMATTING

addFormatToken('s', ['ss', 2], 0, 'second');

// ALIASES

addUnitAlias('second', 's');

// PRIORITY

addUnitPriority('second', 15);

// PARSING

addRegexToken('s', match1to2); addRegexToken('ss', match1to2, match2); addParseToken(['s', 'ss'], SECOND);

// MOMENTS

var getSetSecond = makeGetSet('Seconds', false);

// FORMATTING

addFormatToken('S', 0, 0, function () {

   return ~~(this.millisecond() / 100);

});

addFormatToken(0, ['SS', 2], 0, function () {

   return ~~(this.millisecond() / 10);

});

addFormatToken(0, ['SSS', 3], 0, 'millisecond'); addFormatToken(0, ['SSSS', 4], 0, function () {

   return this.millisecond() * 10;

}); addFormatToken(0, ['SSSSS', 5], 0, function () {

   return this.millisecond() * 100;

}); addFormatToken(0, ['SSSSSS', 6], 0, function () {

   return this.millisecond() * 1000;

}); addFormatToken(0, ['SSSSSSS', 7], 0, function () {

   return this.millisecond() * 10000;

}); addFormatToken(0, ['SSSSSSSS', 8], 0, function () {

   return this.millisecond() * 100000;

}); addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {

   return this.millisecond() * 1000000;

});


// ALIASES

addUnitAlias('millisecond', 'ms');

// PRIORITY

addUnitPriority('millisecond', 16);

// PARSING

addRegexToken('S', match1to3, match1); addRegexToken('SS', match1to3, match2); addRegexToken('SSS', match1to3, match3);

var token; for (token = 'SSSS'; token.length <= 9; token += 'S') {

   addRegexToken(token, matchUnsigned);

}

function parseMs(input, array) {

   array[MILLISECOND] = toInt(('0.' + input) * 1000);

}

for (token = 'S'; token.length <= 9; token += 'S') {

   addParseToken(token, parseMs);

} // MOMENTS

var getSetMillisecond = makeGetSet('Milliseconds', false);

// FORMATTING

addFormatToken('z', 0, 0, 'zoneAbbr'); addFormatToken('zz', 0, 0, 'zoneName');

// MOMENTS

function getZoneAbbr () {

   return this._isUTC ? 'UTC' : ;

}

function getZoneName () {

   return this._isUTC ? 'Coordinated Universal Time' : ;

}

var proto = Moment.prototype;

proto.add = add; proto.calendar = calendar$1; proto.clone = clone; proto.diff = diff; proto.endOf = endOf; proto.format = format; proto.from = from; proto.fromNow = fromNow; proto.to = to; proto.toNow = toNow; proto.get = stringGet; proto.invalidAt = invalidAt; proto.isAfter = isAfter; proto.isBefore = isBefore; proto.isBetween = isBetween; proto.isSame = isSame; proto.isSameOrAfter = isSameOrAfter; proto.isSameOrBefore = isSameOrBefore; proto.isValid = isValid$2; proto.lang = lang; proto.locale = locale; proto.localeData = localeData; proto.max = prototypeMax; proto.min = prototypeMin; proto.parsingFlags = parsingFlags; proto.set = stringSet; proto.startOf = startOf; proto.subtract = subtract; proto.toArray = toArray; proto.toObject = toObject; proto.toDate = toDate; proto.toISOString = toISOString; proto.inspect = inspect; proto.toJSON = toJSON; proto.toString = toString; proto.unix = unix; proto.valueOf = valueOf; proto.creationData = creationData;

// Year proto.year = getSetYear; proto.isLeapYear = getIsLeapYear;

// Week Year proto.weekYear = getSetWeekYear; proto.isoWeekYear = getSetISOWeekYear;

// Quarter proto.quarter = proto.quarters = getSetQuarter;

// Month proto.month = getSetMonth; proto.daysInMonth = getDaysInMonth;

// Week proto.week = proto.weeks = getSetWeek; proto.isoWeek = proto.isoWeeks = getSetISOWeek; proto.weeksInYear = getWeeksInYear; proto.isoWeeksInYear = getISOWeeksInYear;

// Day proto.date = getSetDayOfMonth; proto.day = proto.days = getSetDayOfWeek; proto.weekday = getSetLocaleDayOfWeek; proto.isoWeekday = getSetISODayOfWeek; proto.dayOfYear = getSetDayOfYear;

// Hour proto.hour = proto.hours = getSetHour;

// Minute proto.minute = proto.minutes = getSetMinute;

// Second proto.second = proto.seconds = getSetSecond;

// Millisecond proto.millisecond = proto.milliseconds = getSetMillisecond;

// Offset proto.utcOffset = getSetOffset; proto.utc = setOffsetToUTC; proto.local = setOffsetToLocal; proto.parseZone = setOffsetToParsedOffset; proto.hasAlignedHourOffset = hasAlignedHourOffset; proto.isDST = isDaylightSavingTime; proto.isLocal = isLocal; proto.isUtcOffset = isUtcOffset; proto.isUtc = isUtc; proto.isUTC = isUtc;

// Timezone proto.zoneAbbr = getZoneAbbr; proto.zoneName = getZoneName;

// Deprecations proto.dates = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth); proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth); proto.years = deprecate('years accessor is deprecated. Use year instead', getSetYear); proto.zone = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone); proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted);

function createUnix (input) {

   return createLocal(input * 1000);

}

function createInZone () {

   return createLocal.apply(null, arguments).parseZone();

}

function preParsePostFormat (string) {

   return string;

}

var proto$1 = Locale.prototype;

proto$1.calendar = calendar; proto$1.longDateFormat = longDateFormat; proto$1.invalidDate = invalidDate; proto$1.ordinal = ordinal; proto$1.preparse = preParsePostFormat; proto$1.postformat = preParsePostFormat; proto$1.relativeTime = relativeTime; proto$1.pastFuture = pastFuture; proto$1.set = set;

// Month proto$1.months = localeMonths; proto$1.monthsShort = localeMonthsShort; proto$1.monthsParse = localeMonthsParse; proto$1.monthsRegex = monthsRegex; proto$1.monthsShortRegex = monthsShortRegex;

// Week proto$1.week = localeWeek; proto$1.firstDayOfYear = localeFirstDayOfYear; proto$1.firstDayOfWeek = localeFirstDayOfWeek;

// Day of Week proto$1.weekdays = localeWeekdays; proto$1.weekdaysMin = localeWeekdaysMin; proto$1.weekdaysShort = localeWeekdaysShort; proto$1.weekdaysParse = localeWeekdaysParse;

proto$1.weekdaysRegex = weekdaysRegex; proto$1.weekdaysShortRegex = weekdaysShortRegex; proto$1.weekdaysMinRegex = weekdaysMinRegex;

// Hours proto$1.isPM = localeIsPM; proto$1.meridiem = localeMeridiem;

function get$1 (format, index, field, setter) {

   var locale = getLocale();
   var utc = createUTC().set(setter, index);
   return locale[field](utc, format);

}

function listMonthsImpl (format, index, field) {

   if (isNumber(format)) {
       index = format;
       format = undefined;
   }
   format = format || ;
   if (index != null) {
       return get$1(format, index, field, 'month');
   }
   var i;
   var out = [];
   for (i = 0; i < 12; i++) {
       out[i] = get$1(format, i, field, 'month');
   }
   return out;

}

// () // (5) // (fmt, 5) // (fmt) // (true) // (true, 5) // (true, fmt, 5) // (true, fmt) function listWeekdaysImpl (localeSorted, format, index, field) {

   if (typeof localeSorted === 'boolean') {
       if (isNumber(format)) {
           index = format;
           format = undefined;
       }
       format = format || ;
   } else {
       format = localeSorted;
       index = format;
       localeSorted = false;
       if (isNumber(format)) {
           index = format;
           format = undefined;
       }
       format = format || ;
   }
   var locale = getLocale(),
       shift = localeSorted ? locale._week.dow : 0;
   if (index != null) {
       return get$1(format, (index + shift) % 7, field, 'day');
   }
   var i;
   var out = [];
   for (i = 0; i < 7; i++) {
       out[i] = get$1(format, (i + shift) % 7, field, 'day');
   }
   return out;

}

function listMonths (format, index) {

   return listMonthsImpl(format, index, 'months');

}

function listMonthsShort (format, index) {

   return listMonthsImpl(format, index, 'monthsShort');

}

function listWeekdays (localeSorted, format, index) {

   return listWeekdaysImpl(localeSorted, format, index, 'weekdays');

}

function listWeekdaysShort (localeSorted, format, index) {

   return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort');

}

function listWeekdaysMin (localeSorted, format, index) {

   return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin');

}

getSetGlobalLocale('en', {

   dayOfMonthOrdinalParse: /\d{1,2}(th|st|nd|rd)/,
   ordinal : function (number) {
       var b = number % 10,
           output = (toInt(number % 100 / 10) === 1) ? 'th' :
           (b === 1) ? 'st' :
           (b === 2) ? 'nd' :
           (b === 3) ? 'rd' : 'th';
       return number + output;
   }

});

// Side effect imports hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', getSetGlobalLocale); hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', getLocale);

var mathAbs = Math.abs;

function abs () {

   var data           = this._data;
   this._milliseconds = mathAbs(this._milliseconds);
   this._days         = mathAbs(this._days);
   this._months       = mathAbs(this._months);
   data.milliseconds  = mathAbs(data.milliseconds);
   data.seconds       = mathAbs(data.seconds);
   data.minutes       = mathAbs(data.minutes);
   data.hours         = mathAbs(data.hours);
   data.months        = mathAbs(data.months);
   data.years         = mathAbs(data.years);
   return this;

}

function addSubtract$1 (duration, input, value, direction) {

   var other = createDuration(input, value);
   duration._milliseconds += direction * other._milliseconds;
   duration._days         += direction * other._days;
   duration._months       += direction * other._months;
   return duration._bubble();

}

// supports only 2.0-style add(1, 's') or add(duration) function add$1 (input, value) {

   return addSubtract$1(this, input, value, 1);

}

// supports only 2.0-style subtract(1, 's') or subtract(duration) function subtract$1 (input, value) {

   return addSubtract$1(this, input, value, -1);

}

function absCeil (number) {

   if (number < 0) {
       return Math.floor(number);
   } else {
       return Math.ceil(number);
   }

}

function bubble () {

   var milliseconds = this._milliseconds;
   var days         = this._days;
   var months       = this._months;
   var data         = this._data;
   var seconds, minutes, hours, years, monthsFromDays;
   // if we have a mix of positive and negative values, bubble down first
   // check: https://github.com/moment/moment/issues/2166
   if (!((milliseconds >= 0 && days >= 0 && months >= 0) ||
           (milliseconds <= 0 && days <= 0 && months <= 0))) {
       milliseconds += absCeil(monthsToDays(months) + days) * 864e5;
       days = 0;
       months = 0;
   }
   // The following code bubbles up values, see the tests for
   // examples of what that means.
   data.milliseconds = milliseconds % 1000;
   seconds           = absFloor(milliseconds / 1000);
   data.seconds      = seconds % 60;
   minutes           = absFloor(seconds / 60);
   data.minutes      = minutes % 60;
   hours             = absFloor(minutes / 60);
   data.hours        = hours % 24;
   days += absFloor(hours / 24);
   // convert days to months
   monthsFromDays = absFloor(daysToMonths(days));
   months += monthsFromDays;
   days -= absCeil(monthsToDays(monthsFromDays));
   // 12 months -> 1 year
   years = absFloor(months / 12);
   months %= 12;
   data.days   = days;
   data.months = months;
   data.years  = years;
   return this;

}

function daysToMonths (days) {

   // 400 years have 146097 days (taking into account leap year rules)
   // 400 years have 12 months === 4800
   return days * 4800 / 146097;

}

function monthsToDays (months) {

   // the reverse of daysToMonths
   return months * 146097 / 4800;

}

function as (units) {

   if (!this.isValid()) {
       return NaN;
   }
   var days;
   var months;
   var milliseconds = this._milliseconds;
   units = normalizeUnits(units);
   if (units === 'month' || units === 'year') {
       days   = this._days   + milliseconds / 864e5;
       months = this._months + daysToMonths(days);
       return units === 'month' ? months : months / 12;
   } else {
       // handle milliseconds separately because of floating point math errors (issue #1867)
       days = this._days + Math.round(monthsToDays(this._months));
       switch (units) {
           case 'week'   : return days / 7     + milliseconds / 6048e5;
           case 'day'    : return days         + milliseconds / 864e5;
           case 'hour'   : return days * 24    + milliseconds / 36e5;
           case 'minute' : return days * 1440  + milliseconds / 6e4;
           case 'second' : return days * 86400 + milliseconds / 1000;
           // Math.floor prevents floating point math errors here
           case 'millisecond': return Math.floor(days * 864e5) + milliseconds;
           default: throw new Error('Unknown unit ' + units);
       }
   }

}

// TODO: Use this.as('ms')? function valueOf$1 () {

   if (!this.isValid()) {
       return NaN;
   }
   return (
       this._milliseconds +
       this._days * 864e5 +
       (this._months % 12) * 2592e6 +
       toInt(this._months / 12) * 31536e6
   );

}

function makeAs (alias) {

   return function () {
       return this.as(alias);
   };

}

var asMilliseconds = makeAs('ms'); var asSeconds = makeAs('s'); var asMinutes = makeAs('m'); var asHours = makeAs('h'); var asDays = makeAs('d'); var asWeeks = makeAs('w'); var asMonths = makeAs('M'); var asYears = makeAs('y');

function get$2 (units) {

   units = normalizeUnits(units);
   return this.isValid() ? this[units + 's']() : NaN;

}

function makeGetter(name) {

   return function () {
       return this.isValid() ? this._data[name] : NaN;
   };

}

var milliseconds = makeGetter('milliseconds'); var seconds = makeGetter('seconds'); var minutes = makeGetter('minutes'); var hours = makeGetter('hours'); var days = makeGetter('days'); var months = makeGetter('months'); var years = makeGetter('years');

function weeks () {

   return absFloor(this.days() / 7);

}

var round = Math.round; var thresholds = {

   ss: 44,         // a few seconds to seconds
   s : 45,         // seconds to minute
   m : 45,         // minutes to hour
   h : 22,         // hours to day
   d : 26,         // days to month
   M : 11          // months to year

};

// helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {

   return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);

}

function relativeTime$1 (posNegDuration, withoutSuffix, locale) {

   var duration = createDuration(posNegDuration).abs();
   var seconds  = round(duration.as('s'));
   var minutes  = round(duration.as('m'));
   var hours    = round(duration.as('h'));
   var days     = round(duration.as('d'));
   var months   = round(duration.as('M'));
   var years    = round(duration.as('y'));
   var a = seconds <= thresholds.ss && ['s', seconds]  ||
           seconds < thresholds.s   && ['ss', seconds] ||
           minutes <= 1             && ['m']           ||
           minutes < thresholds.m   && ['mm', minutes] ||
           hours   <= 1             && ['h']           ||
           hours   < thresholds.h   && ['hh', hours]   ||
           days    <= 1             && ['d']           ||
           days    < thresholds.d   && ['dd', days]    ||
           months  <= 1             && ['M']           ||
           months  < thresholds.M   && ['MM', months]  ||
           years   <= 1             && ['y']           || ['yy', years];
   a[2] = withoutSuffix;
   a[3] = +posNegDuration > 0;
   a[4] = locale;
   return substituteTimeAgo.apply(null, a);

}

// This function allows you to set the rounding function for relative time strings function getSetRelativeTimeRounding (roundingFunction) {

   if (roundingFunction === undefined) {
       return round;
   }
   if (typeof(roundingFunction) === 'function') {
       round = roundingFunction;
       return true;
   }
   return false;

}

// This function allows you to set a threshold for relative time strings function getSetRelativeTimeThreshold (threshold, limit) {

   if (thresholds[threshold] === undefined) {
       return false;
   }
   if (limit === undefined) {
       return thresholds[threshold];
   }
   thresholds[threshold] = limit;
   if (threshold === 's') {
       thresholds.ss = limit - 1;
   }
   return true;

}

function humanize (withSuffix) {

   if (!this.isValid()) {
       return this.localeData().invalidDate();
   }
   var locale = this.localeData();
   var output = relativeTime$1(this, !withSuffix, locale);
   if (withSuffix) {
       output = locale.pastFuture(+this, output);
   }
   return locale.postformat(output);

}

var abs$1 = Math.abs;

function toISOString$1() {

   // for ISO strings we do not use the normal bubbling rules:
   //  * milliseconds bubble up until they become hours
   //  * days do not bubble at all
   //  * months bubble up until they become years
   // This is because there is no context-free conversion between hours and days
   // (think of clock changes)
   // and also not between days and months (28-31 days per month)
   if (!this.isValid()) {
       return this.localeData().invalidDate();
   }
   var seconds = abs$1(this._milliseconds) / 1000;
   var days         = abs$1(this._days);
   var months       = abs$1(this._months);
   var minutes, hours, years;
   // 3600 seconds -> 60 minutes -> 1 hour
   minutes           = absFloor(seconds / 60);
   hours             = absFloor(minutes / 60);
   seconds %= 60;
   minutes %= 60;
   // 12 months -> 1 year
   years  = absFloor(months / 12);
   months %= 12;


   // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
   var Y = years;
   var M = months;
   var D = days;
   var h = hours;
   var m = minutes;
   var s = seconds;
   var total = this.asSeconds();
   if (!total) {
       // this is the same as C#'s (Noda) and python (isodate)...
       // but not other JS (goog.date)
       return 'P0D';
   }
   return (total < 0 ? '-' : ) +
       'P' +
       (Y ? Y + 'Y' : ) +
       (M ? M + 'M' : ) +
       (D ? D + 'D' : ) +
       ((h || m || s) ? 'T' : ) +
       (h ? h + 'H' : ) +
       (m ? m + 'M' : ) +
       (s ? s + 'S' : );

}

var proto$2 = Duration.prototype;

proto$2.isValid = isValid$1; proto$2.abs = abs; proto$2.add = add$1; proto$2.subtract = subtract$1; proto$2.as = as; proto$2.asMilliseconds = asMilliseconds; proto$2.asSeconds = asSeconds; proto$2.asMinutes = asMinutes; proto$2.asHours = asHours; proto$2.asDays = asDays; proto$2.asWeeks = asWeeks; proto$2.asMonths = asMonths; proto$2.asYears = asYears; proto$2.valueOf = valueOf$1; proto$2._bubble = bubble; proto$2.get = get$2; proto$2.milliseconds = milliseconds; proto$2.seconds = seconds; proto$2.minutes = minutes; proto$2.hours = hours; proto$2.days = days; proto$2.weeks = weeks; proto$2.months = months; proto$2.years = years; proto$2.humanize = humanize; proto$2.toISOString = toISOString$1; proto$2.toString = toISOString$1; proto$2.toJSON = toISOString$1; proto$2.locale = locale; proto$2.localeData = localeData;

// Deprecations proto$2.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', toISOString$1); proto$2.lang = lang;

// Side effect imports

// FORMATTING

addFormatToken('X', 0, 0, 'unix'); addFormatToken('x', 0, 0, 'valueOf');

// PARSING

addRegexToken('x', matchSigned); addRegexToken('X', matchTimestamp); addParseToken('X', function (input, array, config) {

   config._d = new Date(parseFloat(input, 10) * 1000);

}); addParseToken('x', function (input, array, config) {

   config._d = new Date(toInt(input));

});

// Side effect imports


hooks.version = '2.18.1';

setHookCallback(createLocal);

hooks.fn = proto; hooks.min = min; hooks.max = max; hooks.now = now; hooks.utc = createUTC; hooks.unix = createUnix; hooks.months = listMonths; hooks.isDate = isDate; hooks.locale = getSetGlobalLocale; hooks.invalid = createInvalid; hooks.duration = createDuration; hooks.isMoment = isMoment; hooks.weekdays = listWeekdays; hooks.parseZone = createInZone; hooks.localeData = getLocale; hooks.isDuration = isDuration; hooks.monthsShort = listMonthsShort; hooks.weekdaysMin = listWeekdaysMin; hooks.defineLocale = defineLocale; hooks.updateLocale = updateLocale; hooks.locales = listLocales; hooks.weekdaysShort = listWeekdaysShort; hooks.normalizeUnits = normalizeUnits; hooks.relativeTimeRounding = getSetRelativeTimeRounding; hooks.relativeTimeThreshold = getSetRelativeTimeThreshold; hooks.calendarFormat = getCalendarFormat; hooks.prototype = proto;

return hooks;

})));