Convert moment.js to ES6 modules.

lib/create/check-overflow.js

@@ -0,0 +1,27 @@
+import { daysInMonth } from "../units/month";
+import { YEAR, MONTH, DATE, HOUR, MINUTE, SECOND, MILLISECOND } from "../units/constants";
+
+export default function checkOverflow (m) {
+ var overflow;
+ var a = m._a;
+
+ if (a && m._pf.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 (m._pf._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
+ overflow = DATE;
+ }
+
+ m._pf.overflow = overflow;
+ }
+
+ return m;
+}
+

lib/create/date-from-array.js

@@ -0,0 +1,19 @@
+export function createDate (y, m, d, h, M, s, ms) {
+ //can't just apply() to create a date:
+ //http:https://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
+ var date = new Date(y, m, d, h, M, s, ms);
+
+ //the date constructor doesn't accept years < 1970
+ if (y < 1970) {
+ date.setFullYear(y);
+ }
+ return date;
+}
+
+export function createUTCDate (y) {
+ var date = new Date(Date.UTC.apply(null, arguments));
+ if (y < 1970) {
+ date.setUTCFullYear(y);
+ }
+ return date;
+}

lib/create/default-parsing-flags.js

@@ -0,0 +1,15 @@
+export default 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
+ };
+}

lib/create/from-anything.js

@@ -0,0 +1,93 @@
+import defaultParsingFlags from "./default-parsing-flags";
+import isArray from "../utils/is-array";
+import isDate from "../utils/is-date";
+import map from "../utils/map";
+import { createInvalid } from "./valid";
+import { Moment, isMoment } from "../moment/constructor";
+import { getLocale } from "../locale/locales";
+import { hooks } from "../utils/hooks";
+import checkOverflow from "./check-overflow";
+
+import { configFromStringAndArray } from "./from-string-and-array";
+import { configFromStringAndFormat } from "./from-string-and-format";
+import { configFromString } from "./from-string";
+import { configFromArray } from "./from-array";
+import { configFromObject } from "./from-object";
+
+function createFromConfig (config) {
+ var input = config._i,
+ format = config._f,
+ res;
+
+ 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 (isArray(format)) {
+ configFromStringAndArray(config);
+ } else if (format) {
+ configFromStringAndFormat(config);
+ } else {
+ configFromInput(config);
+ }
+
+ res = new Moment(checkOverflow(config));
+ if (res._nextDay) {
+ // Adding is smart enough around DST
+ res.add(1, 'd');
+ res._nextDay = undefined;
+ }
+
+ return res;
+}
+
+function configFromInput(config) {
+ var input = config._i;
+ if (input === undefined) {
+ config._d = new Date();
+ } else if (isDate(input)) {
+ config._d = new Date(+input);
+ } 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 (typeof(input) === 'object') {
+ configFromObject(config);
+ } else if (typeof(input) === 'number') {
+ // from milliseconds
+ config._d = new Date(input);
+ } else {
+ hooks.createFromInputFallback(config);
+ }
+}
+
+export function createLocalOrUTC (input, format, locale, strict, isUTC) {
+ var c = {};
+
+ if (typeof(locale) === 'boolean') {
+ strict = locale;
+ locale = 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;
+ c._pf = defaultParsingFlags();
+
+ return createFromConfig(c);
+}

lib/create/from-array.js

@@ -0,0 +1,123 @@
+import { createDate, createUTCDate } from "./date-from-array";
+import { daysInYear } from "../units/year";
+import { weekOfYear } from "../units/week";
+import { dayOfYearFromWeeks } from "../units/day-of-year";
+import { YEAR, MONTH, DATE, HOUR, MINUTE, SECOND, MILLISECOND } from "../units/constants";
+import { createLocal } from "./local";
+import defaults from "../utils/defaults";
+
+function currentDateArray(config) {
+ var now = new Date();
+ if (config._useUTC) {
+ return [now.getUTCFullYear(), now.getUTCMonth(), now.getUTCDate()];
+ }
+ return [now.getFullYear(), now.getMonth(), now.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]
+export 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) {
+ yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);
+
+ if (config._dayOfYear > daysInYear(yearToUse)) {
+ config._pf._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;
+
+ 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);
+ } else {
+ dow = config._locale._week.dow;
+ doy = config._locale._week.doy;
+
+ weekYear = defaults(w.gg, config._a[YEAR], weekOfYear(createLocal(), dow, doy).year);
+ week = defaults(w.w, 1);
+
+ if (w.d != null) {
+ // weekday -- low day numbers are considered next week
+ weekday = w.d;
+ if (weekday < dow) {
+ ++week;
+ }
+ } else if (w.e != null) {
+ // local weekday -- counting starts from begining of week
+ weekday = w.e + dow;
+ } else {
+ // default to begining of week
+ weekday = dow;
+ }
+ }
+ temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow);
+
+ config._a[YEAR] = temp.year;
+ config._dayOfYear = temp.dayOfYear;
+}

lib/create/from-object.js

@@ -0,0 +1,13 @@
+import { normalizeObjectUnits } from "../units/aliases";
+import { configFromArray } from "./from-array";
+
+export function configFromObject(config) {
+ if (config._d) {
+ return;
+ }
+
+ var i = normalizeObjectUnits(config._i);
+ config._a = [i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond];
+
+ configFromArray(config);
+}

lib/create/from-string-and-array.js

@@ -0,0 +1,51 @@
+import { copyConfig } from "../moment/constructor";
+import { configFromStringAndFormat } from "./from-string-and-format";
+import defaultParsingFlags from "./default-parsing-flags";
+import { isValid } from "./valid";
+import extend from "../utils/extend";
+
+// date from string and array of format strings
+export function configFromStringAndArray(config) {
+ var tempConfig,
+ bestMoment,
+
+ scoreToBeat,
+ i,
+ currentScore;
+
+ if (config._f.length === 0) {
+ config._pf.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._pf = defaultParsingFlags();
+ 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 += tempConfig._pf.charsLeftOver;
+
+ //or tokens
+ currentScore += tempConfig._pf.unusedTokens.length * 10;
+
+ tempConfig._pf.score = currentScore;
+
+ if (scoreToBeat == null || currentScore < scoreToBeat) {
+ scoreToBeat = currentScore;
+ bestMoment = tempConfig;
+ }
+ }
+
+ extend(config, bestMoment || tempConfig);
+}