luxon
Version:
Immutable date wrapper
1,800 lines (1,727 loc) • 294 kB
JavaScript
'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
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function _createClass(Constructor, protoProps, staticProps) {
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Object.defineProperty(Constructor, "prototype", {
writable: false
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function _construct(Parent, args, Class) {
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return instance;
};
}
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}
function _isNativeFunction(fn) {
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function _wrapNativeSuper(Class) {
var _cache = typeof Map === "function" ? new Map() : undefined;
_wrapNativeSuper = function _wrapNativeSuper(Class) {
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constructor: {
value: Wrapper,
enumerable: false,
writable: true,
configurable: true
}
});
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};
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}
function _objectWithoutPropertiesLoose(source, excluded) {
if (source == null) return {};
var target = {};
var sourceKeys = Object.keys(source);
var key, i;
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function _unsupportedIterableToArray(o, minLen) {
if (!o) return;
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}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _createForOfIteratorHelperLoose(o, allowArrayLike) {
var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
if (it) return (it = it.call(o)).next.bind(it);
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
return function () {
if (i >= o.length) return {
done: true
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return {
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value: o[i++]
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}
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _toPrimitive(input, hint) {
if (typeof input !== "object" || input === null) return input;
var prim = input[Symbol.toPrimitive];
if (prim !== undefined) {
var res = prim.call(input, hint || "default");
if (typeof res !== "object") return res;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return (hint === "string" ? String : Number)(input);
}
function _toPropertyKey(arg) {
var key = _toPrimitive(arg, "string");
return typeof key === "symbol" ? key : String(key);
}
// these aren't really private, but nor are they really useful to document
/**
* @private
*/
var LuxonError = /*#__PURE__*/function (_Error) {
_inheritsLoose(LuxonError, _Error);
function LuxonError() {
return _Error.apply(this, arguments) || this;
}
return LuxonError;
}( /*#__PURE__*/_wrapNativeSuper(Error));
/**
* @private
*/
var InvalidDateTimeError = /*#__PURE__*/function (_LuxonError) {
_inheritsLoose(InvalidDateTimeError, _LuxonError);
function InvalidDateTimeError(reason) {
return _LuxonError.call(this, "Invalid DateTime: " + reason.toMessage()) || this;
}
return InvalidDateTimeError;
}(LuxonError);
/**
* @private
*/
var InvalidIntervalError = /*#__PURE__*/function (_LuxonError2) {
_inheritsLoose(InvalidIntervalError, _LuxonError2);
function InvalidIntervalError(reason) {
return _LuxonError2.call(this, "Invalid Interval: " + reason.toMessage()) || this;
}
return InvalidIntervalError;
}(LuxonError);
/**
* @private
*/
var InvalidDurationError = /*#__PURE__*/function (_LuxonError3) {
_inheritsLoose(InvalidDurationError, _LuxonError3);
function InvalidDurationError(reason) {
return _LuxonError3.call(this, "Invalid Duration: " + reason.toMessage()) || this;
}
return InvalidDurationError;
}(LuxonError);
/**
* @private
*/
var ConflictingSpecificationError = /*#__PURE__*/function (_LuxonError4) {
_inheritsLoose(ConflictingSpecificationError, _LuxonError4);
function ConflictingSpecificationError() {
return _LuxonError4.apply(this, arguments) || this;
}
return ConflictingSpecificationError;
}(LuxonError);
/**
* @private
*/
var InvalidUnitError = /*#__PURE__*/function (_LuxonError5) {
_inheritsLoose(InvalidUnitError, _LuxonError5);
function InvalidUnitError(unit) {
return _LuxonError5.call(this, "Invalid unit " + unit) || this;
}
return InvalidUnitError;
}(LuxonError);
/**
* @private
*/
var InvalidArgumentError = /*#__PURE__*/function (_LuxonError6) {
_inheritsLoose(InvalidArgumentError, _LuxonError6);
function InvalidArgumentError() {
return _LuxonError6.apply(this, arguments) || this;
}
return InvalidArgumentError;
}(LuxonError);
/**
* @private
*/
var ZoneIsAbstractError = /*#__PURE__*/function (_LuxonError7) {
_inheritsLoose(ZoneIsAbstractError, _LuxonError7);
function ZoneIsAbstractError() {
return _LuxonError7.call(this, "Zone is an abstract class") || this;
}
return ZoneIsAbstractError;
}(LuxonError);
/**
* @private
*/
var n = "numeric",
s = "short",
l = "long";
var DATE_SHORT = {
year: n,
month: n,
day: n
};
var DATE_MED = {
year: n,
month: s,
day: n
};
var DATE_MED_WITH_WEEKDAY = {
year: n,
month: s,
day: n,
weekday: s
};
var DATE_FULL = {
year: n,
month: l,
day: n
};
var DATE_HUGE = {
year: n,
month: l,
day: n,
weekday: l
};
var TIME_SIMPLE = {
hour: n,
minute: n
};
var TIME_WITH_SECONDS = {
hour: n,
minute: n,
second: n
};
var TIME_WITH_SHORT_OFFSET = {
hour: n,
minute: n,
second: n,
timeZoneName: s
};
var TIME_WITH_LONG_OFFSET = {
hour: n,
minute: n,
second: n,
timeZoneName: l
};
var TIME_24_SIMPLE = {
hour: n,
minute: n,
hourCycle: "h23"
};
var TIME_24_WITH_SECONDS = {
hour: n,
minute: n,
second: n,
hourCycle: "h23"
};
var TIME_24_WITH_SHORT_OFFSET = {
hour: n,
minute: n,
second: n,
hourCycle: "h23",
timeZoneName: s
};
var TIME_24_WITH_LONG_OFFSET = {
hour: n,
minute: n,
second: n,
hourCycle: "h23",
timeZoneName: l
};
var DATETIME_SHORT = {
year: n,
month: n,
day: n,
hour: n,
minute: n
};
var DATETIME_SHORT_WITH_SECONDS = {
year: n,
month: n,
day: n,
hour: n,
minute: n,
second: n
};
var DATETIME_MED = {
year: n,
month: s,
day: n,
hour: n,
minute: n
};
var DATETIME_MED_WITH_SECONDS = {
year: n,
month: s,
day: n,
hour: n,
minute: n,
second: n
};
var DATETIME_MED_WITH_WEEKDAY = {
year: n,
month: s,
day: n,
weekday: s,
hour: n,
minute: n
};
var DATETIME_FULL = {
year: n,
month: l,
day: n,
hour: n,
minute: n,
timeZoneName: s
};
var DATETIME_FULL_WITH_SECONDS = {
year: n,
month: l,
day: n,
hour: n,
minute: n,
second: n,
timeZoneName: s
};
var DATETIME_HUGE = {
year: n,
month: l,
day: n,
weekday: l,
hour: n,
minute: n,
timeZoneName: l
};
var DATETIME_HUGE_WITH_SECONDS = {
year: n,
month: l,
day: n,
weekday: l,
hour: n,
minute: n,
second: n,
timeZoneName: l
};
/**
* @interface
*/
var Zone = /*#__PURE__*/function () {
function Zone() {}
var _proto = Zone.prototype;
/**
* Returns the offset's common name (such as EST) at the specified timestamp
* @abstract
* @param {number} ts - Epoch milliseconds for which to get the name
* @param {Object} opts - Options to affect the format
* @param {string} opts.format - What style of offset to return. Accepts 'long' or 'short'.
* @param {string} opts.locale - What locale to return the offset name in.
* @return {string}
*/
_proto.offsetName = function offsetName(ts, opts) {
throw new ZoneIsAbstractError();
}
/**
* Returns the offset's value as a string
* @abstract
* @param {number} ts - Epoch milliseconds for which to get the offset
* @param {string} format - What style of offset to return.
* Accepts 'narrow', 'short', or 'techie'. Returning '+6', '+06:00', or '+0600' respectively
* @return {string}
*/;
_proto.formatOffset = function formatOffset(ts, format) {
throw new ZoneIsAbstractError();
}
/**
* Return the offset in minutes for this zone at the specified timestamp.
* @abstract
* @param {number} ts - Epoch milliseconds for which to compute the offset
* @return {number}
*/;
_proto.offset = function offset(ts) {
throw new ZoneIsAbstractError();
}
/**
* Return whether this Zone is equal to another zone
* @abstract
* @param {Zone} otherZone - the zone to compare
* @return {boolean}
*/;
_proto.equals = function equals(otherZone) {
throw new ZoneIsAbstractError();
}
/**
* Return whether this Zone is valid.
* @abstract
* @type {boolean}
*/;
_createClass(Zone, [{
key: "type",
get:
/**
* The type of zone
* @abstract
* @type {string}
*/
function get() {
throw new ZoneIsAbstractError();
}
/**
* The name of this zone.
* @abstract
* @type {string}
*/
}, {
key: "name",
get: function get() {
throw new ZoneIsAbstractError();
}
/**
* The IANA name of this zone.
* Defaults to `name` if not overwritten by a subclass.
* @abstract
* @type {string}
*/
}, {
key: "ianaName",
get: function get() {
return this.name;
}
/**
* Returns whether the offset is known to be fixed for the whole year.
* @abstract
* @type {boolean}
*/
}, {
key: "isUniversal",
get: function get() {
throw new ZoneIsAbstractError();
}
}, {
key: "isValid",
get: function get() {
throw new ZoneIsAbstractError();
}
}]);
return Zone;
}();
var singleton$1 = null;
/**
* Represents the local zone for this JavaScript environment.
* @implements {Zone}
*/
var SystemZone = /*#__PURE__*/function (_Zone) {
_inheritsLoose(SystemZone, _Zone);
function SystemZone() {
return _Zone.apply(this, arguments) || this;
}
var _proto = SystemZone.prototype;
/** @override **/
_proto.offsetName = function offsetName(ts, _ref) {
var format = _ref.format,
locale = _ref.locale;
return parseZoneInfo(ts, format, locale);
}
/** @override **/;
_proto.formatOffset = function formatOffset$1(ts, format) {
return formatOffset(this.offset(ts), format);
}
/** @override **/;
_proto.offset = function offset(ts) {
return -new Date(ts).getTimezoneOffset();
}
/** @override **/;
_proto.equals = function equals(otherZone) {
return otherZone.type === "system";
}
/** @override **/;
_createClass(SystemZone, [{
key: "type",
get: /** @override **/
function get() {
return "system";
}
/** @override **/
}, {
key: "name",
get: function get() {
return new Intl.DateTimeFormat().resolvedOptions().timeZone;
}
/** @override **/
}, {
key: "isUniversal",
get: function get() {
return false;
}
}, {
key: "isValid",
get: function get() {
return true;
}
}], [{
key: "instance",
get:
/**
* Get a singleton instance of the local zone
* @return {SystemZone}
*/
function get() {
if (singleton$1 === null) {
singleton$1 = new SystemZone();
}
return singleton$1;
}
}]);
return SystemZone;
}(Zone);
var dtfCache = {};
function makeDTF(zone) {
if (!dtfCache[zone]) {
dtfCache[zone] = new Intl.DateTimeFormat("en-US", {
hour12: false,
timeZone: zone,
year: "numeric",
month: "2-digit",
day: "2-digit",
hour: "2-digit",
minute: "2-digit",
second: "2-digit",
era: "short"
});
}
return dtfCache[zone];
}
var typeToPos = {
year: 0,
month: 1,
day: 2,
era: 3,
hour: 4,
minute: 5,
second: 6
};
function hackyOffset(dtf, date) {
var formatted = dtf.format(date).replace(/\u200E/g, ""),
parsed = /(\d+)\/(\d+)\/(\d+) (AD|BC),? (\d+):(\d+):(\d+)/.exec(formatted),
fMonth = parsed[1],
fDay = parsed[2],
fYear = parsed[3],
fadOrBc = parsed[4],
fHour = parsed[5],
fMinute = parsed[6],
fSecond = parsed[7];
return [fYear, fMonth, fDay, fadOrBc, fHour, fMinute, fSecond];
}
function partsOffset(dtf, date) {
var formatted = dtf.formatToParts(date);
var filled = [];
for (var i = 0; i < formatted.length; i++) {
var _formatted$i = formatted[i],
type = _formatted$i.type,
value = _formatted$i.value;
var pos = typeToPos[type];
if (type === "era") {
filled[pos] = value;
} else if (!isUndefined(pos)) {
filled[pos] = parseInt(value, 10);
}
}
return filled;
}
var ianaZoneCache = {};
/**
* A zone identified by an IANA identifier, like America/New_York
* @implements {Zone}
*/
var IANAZone = /*#__PURE__*/function (_Zone) {
_inheritsLoose(IANAZone, _Zone);
/**
* @param {string} name - Zone name
* @return {IANAZone}
*/
IANAZone.create = function create(name) {
if (!ianaZoneCache[name]) {
ianaZoneCache[name] = new IANAZone(name);
}
return ianaZoneCache[name];
}
/**
* Reset local caches. Should only be necessary in testing scenarios.
* @return {void}
*/;
IANAZone.resetCache = function resetCache() {
ianaZoneCache = {};
dtfCache = {};
}
/**
* Returns whether the provided string is a valid specifier. This only checks the string's format, not that the specifier identifies a known zone; see isValidZone for that.
* @param {string} s - The string to check validity on
* @example IANAZone.isValidSpecifier("America/New_York") //=> true
* @example IANAZone.isValidSpecifier("Sport~~blorp") //=> false
* @deprecated For backward compatibility, this forwards to isValidZone, better use `isValidZone()` directly instead.
* @return {boolean}
*/;
IANAZone.isValidSpecifier = function isValidSpecifier(s) {
return this.isValidZone(s);
}
/**
* Returns whether the provided string identifies a real zone
* @param {string} zone - The string to check
* @example IANAZone.isValidZone("America/New_York") //=> true
* @example IANAZone.isValidZone("Fantasia/Castle") //=> false
* @example IANAZone.isValidZone("Sport~~blorp") //=> false
* @return {boolean}
*/;
IANAZone.isValidZone = function isValidZone(zone) {
if (!zone) {
return false;
}
try {
new Intl.DateTimeFormat("en-US", {
timeZone: zone
}).format();
return true;
} catch (e) {
return false;
}
};
function IANAZone(name) {
var _this;
_this = _Zone.call(this) || this;
/** @private **/
_this.zoneName = name;
/** @private **/
_this.valid = IANAZone.isValidZone(name);
return _this;
}
/**
* The type of zone. `iana` for all instances of `IANAZone`.
* @override
* @type {string}
*/
var _proto = IANAZone.prototype;
/**
* Returns the offset's common name (such as EST) at the specified timestamp
* @override
* @param {number} ts - Epoch milliseconds for which to get the name
* @param {Object} opts - Options to affect the format
* @param {string} opts.format - What style of offset to return. Accepts 'long' or 'short'.
* @param {string} opts.locale - What locale to return the offset name in.
* @return {string}
*/
_proto.offsetName = function offsetName(ts, _ref) {
var format = _ref.format,
locale = _ref.locale;
return parseZoneInfo(ts, format, locale, this.name);
}
/**
* Returns the offset's value as a string
* @override
* @param {number} ts - Epoch milliseconds for which to get the offset
* @param {string} format - What style of offset to return.
* Accepts 'narrow', 'short', or 'techie'. Returning '+6', '+06:00', or '+0600' respectively
* @return {string}
*/;
_proto.formatOffset = function formatOffset$1(ts, format) {
return formatOffset(this.offset(ts), format);
}
/**
* Return the offset in minutes for this zone at the specified timestamp.
* @override
* @param {number} ts - Epoch milliseconds for which to compute the offset
* @return {number}
*/;
_proto.offset = function offset(ts) {
var date = new Date(ts);
if (isNaN(date)) return NaN;
var dtf = makeDTF(this.name);
var _ref2 = dtf.formatToParts ? partsOffset(dtf, date) : hackyOffset(dtf, date),
year = _ref2[0],
month = _ref2[1],
day = _ref2[2],
adOrBc = _ref2[3],
hour = _ref2[4],
minute = _ref2[5],
second = _ref2[6];
if (adOrBc === "BC") {
year = -Math.abs(year) + 1;
}
// because we're using hour12 and https://bugs.chromium.org/p/chromium/issues/detail?id=1025564&can=2&q=%2224%3A00%22%20datetimeformat
var adjustedHour = hour === 24 ? 0 : hour;
var asUTC = objToLocalTS({
year: year,
month: month,
day: day,
hour: adjustedHour,
minute: minute,
second: second,
millisecond: 0
});
var asTS = +date;
var over = asTS % 1000;
asTS -= over >= 0 ? over : 1000 + over;
return (asUTC - asTS) / (60 * 1000);
}
/**
* Return whether this Zone is equal to another zone
* @override
* @param {Zone} otherZone - the zone to compare
* @return {boolean}
*/;
_proto.equals = function equals(otherZone) {
return otherZone.type === "iana" && otherZone.name === this.name;
}
/**
* Return whether this Zone is valid.
* @override
* @type {boolean}
*/;
_createClass(IANAZone, [{
key: "type",
get: function get() {
return "iana";
}
/**
* The name of this zone (i.e. the IANA zone name).
* @override
* @type {string}
*/
}, {
key: "name",
get: function get() {
return this.zoneName;
}
/**
* Returns whether the offset is known to be fixed for the whole year:
* Always returns false for all IANA zones.
* @override
* @type {boolean}
*/
}, {
key: "isUniversal",
get: function get() {
return false;
}
}, {
key: "isValid",
get: function get() {
return this.valid;
}
}]);
return IANAZone;
}(Zone);
var _excluded = ["base"],
_excluded2 = ["padTo", "floor"];
// todo - remap caching
var intlLFCache = {};
function getCachedLF(locString, opts) {
if (opts === void 0) {
opts = {};
}
var key = JSON.stringify([locString, opts]);
var dtf = intlLFCache[key];
if (!dtf) {
dtf = new Intl.ListFormat(locString, opts);
intlLFCache[key] = dtf;
}
return dtf;
}
var intlDTCache = {};
function getCachedDTF(locString, opts) {
if (opts === void 0) {
opts = {};
}
var key = JSON.stringify([locString, opts]);
var dtf = intlDTCache[key];
if (!dtf) {
dtf = new Intl.DateTimeFormat(locString, opts);
intlDTCache[key] = dtf;
}
return dtf;
}
var intlNumCache = {};
function getCachedINF(locString, opts) {
if (opts === void 0) {
opts = {};
}
var key = JSON.stringify([locString, opts]);
var inf = intlNumCache[key];
if (!inf) {
inf = new Intl.NumberFormat(locString, opts);
intlNumCache[key] = inf;
}
return inf;
}
var intlRelCache = {};
function getCachedRTF(locString, opts) {
if (opts === void 0) {
opts = {};
}
var _opts = opts;
_opts.base;
var cacheKeyOpts = _objectWithoutPropertiesLoose(_opts, _excluded); // exclude `base` from the options
var key = JSON.stringify([locString, cacheKeyOpts]);
var inf = intlRelCache[key];
if (!inf) {
inf = new Intl.RelativeTimeFormat(locString, opts);
intlRelCache[key] = inf;
}
return inf;
}
var sysLocaleCache = null;
function systemLocale() {
if (sysLocaleCache) {
return sysLocaleCache;
} else {
sysLocaleCache = new Intl.DateTimeFormat().resolvedOptions().locale;
return sysLocaleCache;
}
}
var weekInfoCache = {};
function getCachedWeekInfo(locString) {
var data = weekInfoCache[locString];
if (!data) {
var locale = new Intl.Locale(locString);
// browsers currently implement this as a property, but spec says it should be a getter function
data = "getWeekInfo" in locale ? locale.getWeekInfo() : locale.weekInfo;
weekInfoCache[locString] = data;
}
return data;
}
function parseLocaleString(localeStr) {
// I really want to avoid writing a BCP 47 parser
// see, e.g. https://github.com/wooorm/bcp-47
// Instead, we'll do this:
// a) if the string has no -u extensions, just leave it alone
// b) if it does, use Intl to resolve everything
// c) if Intl fails, try again without the -u
// private subtags and unicode subtags have ordering requirements,
// and we're not properly parsing this, so just strip out the
// private ones if they exist.
var xIndex = localeStr.indexOf("-x-");
if (xIndex !== -1) {
localeStr = localeStr.substring(0, xIndex);
}
var uIndex = localeStr.indexOf("-u-");
if (uIndex === -1) {
return [localeStr];
} else {
var options;
var selectedStr;
try {
options = getCachedDTF(localeStr).resolvedOptions();
selectedStr = localeStr;
} catch (e) {
var smaller = localeStr.substring(0, uIndex);
options = getCachedDTF(smaller).resolvedOptions();
selectedStr = smaller;
}
var _options = options,
numberingSystem = _options.numberingSystem,
calendar = _options.calendar;
return [selectedStr, numberingSystem, calendar];
}
}
function intlConfigString(localeStr, numberingSystem, outputCalendar) {
if (outputCalendar || numberingSystem) {
if (!localeStr.includes("-u-")) {
localeStr += "-u";
}
if (outputCalendar) {
localeStr += "-ca-" + outputCalendar;
}
if (numberingSystem) {
localeStr += "-nu-" + numberingSystem;
}
return localeStr;
} else {
return localeStr;
}
}
function mapMonths(f) {
var ms = [];
for (var i = 1; i <= 12; i++) {
var dt = DateTime.utc(2009, i, 1);
ms.push(f(dt));
}
return ms;
}
function mapWeekdays(f) {
var ms = [];
for (var i = 1; i <= 7; i++) {
var dt = DateTime.utc(2016, 11, 13 + i);
ms.push(f(dt));
}
return ms;
}
function listStuff(loc, length, englishFn, intlFn) {
var mode = loc.listingMode();
if (mode === "error") {
return null;
} else if (mode === "en") {
return englishFn(length);
} else {
return intlFn(length);
}
}
function supportsFastNumbers(loc) {
if (loc.numberingSystem && loc.numberingSystem !== "latn") {
return false;
} else {
return loc.numberingSystem === "latn" || !loc.locale || loc.locale.startsWith("en") || new Intl.DateTimeFormat(loc.intl).resolvedOptions().numberingSystem === "latn";
}
}
/**
* @private
*/
var PolyNumberFormatter = /*#__PURE__*/function () {
function PolyNumberFormatter(intl, forceSimple, opts) {
this.padTo = opts.padTo || 0;
this.floor = opts.floor || false;
opts.padTo;
opts.floor;
var otherOpts = _objectWithoutPropertiesLoose(opts, _excluded2);
if (!forceSimple || Object.keys(otherOpts).length > 0) {
var intlOpts = _extends({
useGrouping: false
}, opts);
if (opts.padTo > 0) intlOpts.minimumIntegerDigits = opts.padTo;
this.inf = getCachedINF(intl, intlOpts);
}
}
var _proto = PolyNumberFormatter.prototype;
_proto.format = function format(i) {
if (this.inf) {
var fixed = this.floor ? Math.floor(i) : i;
return this.inf.format(fixed);
} else {
// to match the browser's numberformatter defaults
var _fixed = this.floor ? Math.floor(i) : roundTo(i, 3);
return padStart(_fixed, this.padTo);
}
};
return PolyNumberFormatter;
}();
/**
* @private
*/
var PolyDateFormatter = /*#__PURE__*/function () {
function PolyDateFormatter(dt, intl, opts) {
this.opts = opts;
this.originalZone = undefined;
var z = undefined;
if (this.opts.timeZone) {
// Don't apply any workarounds if a timeZone is explicitly provided in opts
this.dt = dt;
} else if (dt.zone.type === "fixed") {
// UTC-8 or Etc/UTC-8 are not part of tzdata, only Etc/GMT+8 and the like.
// That is why fixed-offset TZ is set to that unless it is:
// 1. Representing offset 0 when UTC is used to maintain previous behavior and does not become GMT.
// 2. Unsupported by the browser:
// - some do not support Etc/
// - < Etc/GMT-14, > Etc/GMT+12, and 30-minute or 45-minute offsets are not part of tzdata
var gmtOffset = -1 * (dt.offset / 60);
var offsetZ = gmtOffset >= 0 ? "Etc/GMT+" + gmtOffset : "Etc/GMT" + gmtOffset;
if (dt.offset !== 0 && IANAZone.create(offsetZ).valid) {
z = offsetZ;
this.dt = dt;
} else {
// Not all fixed-offset zones like Etc/+4:30 are present in tzdata so
// we manually apply the offset and substitute the zone as needed.
z = "UTC";
this.dt = dt.offset === 0 ? dt : dt.setZone("UTC").plus({
minutes: dt.offset
});
this.originalZone = dt.zone;
}
} else if (dt.zone.type === "system") {
this.dt = dt;
} else if (dt.zone.type === "iana") {
this.dt = dt;
z = dt.zone.name;
} else {
// Custom zones can have any offset / offsetName so we just manually
// apply the offset and substitute the zone as needed.
z = "UTC";
this.dt = dt.setZone("UTC").plus({
minutes: dt.offset
});
this.originalZone = dt.zone;
}
var intlOpts = _extends({}, this.opts);
intlOpts.timeZone = intlOpts.timeZone || z;
this.dtf = getCachedDTF(intl, intlOpts);
}
var _proto2 = PolyDateFormatter.prototype;
_proto2.format = function format() {
if (this.originalZone) {
// If we have to substitute in the actual zone name, we have to use
// formatToParts so that the timezone can be replaced.
return this.formatToParts().map(function (_ref) {
var value = _ref.value;
return value;
}).join("");
}
return this.dtf.format(this.dt.toJSDate());
};
_proto2.formatToParts = function formatToParts() {
var _this = this;
var parts = this.dtf.formatToParts(this.dt.toJSDate());
if (this.originalZone) {
return parts.map(function (part) {
if (part.type === "timeZoneName") {
var offsetName = _this.originalZone.offsetName(_this.dt.ts, {
locale: _this.dt.locale,
format: _this.opts.timeZoneName
});
return _extends({}, part, {
value: offsetName
});
} else {
return part;
}
});
}
return parts;
};
_proto2.resolvedOptions = function resolvedOptions() {
return this.dtf.resolvedOptions();
};
return PolyDateFormatter;
}();
/**
* @private
*/
var PolyRelFormatter = /*#__PURE__*/function () {
function PolyRelFormatter(intl, isEnglish, opts) {
this.opts = _extends({
style: "long"
}, opts);
if (!isEnglish && hasRelative()) {
this.rtf = getCachedRTF(intl, opts);
}
}
var _proto3 = PolyRelFormatter.prototype;
_proto3.format = function format(count, unit) {
if (this.rtf) {
return this.rtf.format(count, unit);
} else {
return formatRelativeTime(unit, count, this.opts.numeric, this.opts.style !== "long");
}
};
_proto3.formatToParts = function formatToParts(count, unit) {
if (this.rtf) {
return this.rtf.formatToParts(count, unit);
} else {
return [];
}
};
return PolyRelFormatter;
}();
var fallbackWeekSettings = {
firstDay: 1,
minimalDays: 4,
weekend: [6, 7]
};
/**
* @private
*/
var Locale = /*#__PURE__*/function () {
Locale.fromOpts = function fromOpts(opts) {
return Locale.create(opts.locale, opts.numberingSystem, opts.outputCalendar, opts.weekSettings, opts.defaultToEN);
};
Locale.create = function create(locale, numberingSystem, outputCalendar, weekSettings, defaultToEN) {
if (defaultToEN === void 0) {
defaultToEN = false;
}
var specifiedLocale = locale || Settings.defaultLocale;
// the system locale is useful for human-readable strings but annoying for parsing/formatting known formats
var localeR = specifiedLocale || (defaultToEN ? "en-US" : systemLocale());
var numberingSystemR = numberingSystem || Settings.defaultNumberingSystem;
var outputCalendarR = outputCalendar || Settings.defaultOutputCalendar;
var weekSettingsR = validateWeekSettings(weekSettings) || Settings.defaultWeekSettings;
return new Locale(localeR, numberingSystemR, outputCalendarR, weekSettingsR, specifiedLocale);
};
Locale.resetCache = function resetCache() {
sysLocaleCache = null;
intlDTCache = {};
intlNumCache = {};
intlRelCache = {};
};
Locale.fromObject = function fromObject(_temp) {
var _ref2 = _temp === void 0 ? {} : _temp,
locale = _ref2.locale,
numberingSystem = _ref2.numberingSystem,
outputCalendar = _ref2.outputCalendar,
weekSettings = _ref2.weekSettings;
return Locale.create(locale, numberingSystem, outputCalendar, weekSettings);
};
function Locale(locale, numbering, outputCalendar, weekSettings, specifiedLocale) {
var _parseLocaleString = parseLocaleString(locale),
parsedLocale = _parseLocaleString[0],
parsedNumberingSystem = _parseLocaleString[1],
parsedOutputCalendar = _parseLocaleString[2];
this.locale = parsedLocale;
this.numberingSystem = numbering || parsedNumberingSystem || null;
this.outputCalendar = outputCalendar || parsedOutputCalendar || null;
this.weekSettings = weekSettings;
this.intl = intlConfigString(this.locale, this.numberingSystem, this.outputCalendar);
this.weekdaysCache = {
format: {},
standalone: {}
};
this.monthsCache = {
format: {},
standalone: {}
};
this.meridiemCache = null;
this.eraCache = {};
this.specifiedLocale = specifiedLocale;
this.fastNumbersCached = null;
}
var _proto4 = Locale.prototype;
_proto4.listingMode = function listingMode() {
var isActuallyEn = this.isEnglish();
var hasNoWeirdness = (this.numberingSystem === null || this.numberingSystem === "latn") && (this.outputCalendar === null || this.outputCalendar === "gregory");
return isActuallyEn && hasNoWeirdness ? "en" : "intl";
};
_proto4.clone = function clone(alts) {
if (!alts || Object.getOwnPropertyNames(alts).length === 0) {
return this;
} else {
return Locale.create(alts.locale || this.specifiedLocale, alts.numberingSystem || this.numberingSystem, alts.outputCalendar || this.outputCalendar, validateWeekSettings(alts.weekSettings) || this.weekSettings, alts.defaultToEN || false);
}
};
_proto4.redefaultToEN = function redefaultToEN(alts) {
if (alts === void 0) {
alts = {};
}
return this.clone(_extends({}, alts, {
defaultToEN: true
}));
};
_proto4.redefaultToSystem = function redefaultToSystem(alts) {
if (alts === void 0) {
alts = {};
}
return this.clone(_extends({}, alts, {
defaultToEN: false
}));
};
_proto4.months = function months$1(length, format) {
var _this2 = this;
if (format === void 0) {
format = false;
}
return listStuff(this, length, months, function () {
var intl = format ? {
month: length,
day: "numeric"
} : {
month: length
},
formatStr = format ? "format" : "standalone";
if (!_this2.monthsCache[formatStr][length]) {
_this2.monthsCache[formatStr][length] = mapMonths(function (dt) {
return _this2.extract(dt, intl, "month");
});
}
return _this2.monthsCache[formatStr][length];
});
};
_proto4.weekdays = function weekdays$1(length, format) {
var _this3 = this;
if (format === void 0) {
format = false;
}
return listStuff(this, length, weekdays, function () {
var intl = format ? {
weekday: length,
year: "numeric",
month: "long",
day: "numeric"
} : {
weekday: length
},
formatStr = format ? "format" : "standalone";
if (!_this3.weekdaysCache[formatStr][length]) {
_this3.weekdaysCache[formatStr][length] = mapWeekdays(function (dt) {
return _this3.extract(dt, intl, "weekday");
});
}
return _this3.weekdaysCache[formatStr][length];
});
};
_proto4.meridiems = function meridiems$1() {
var _this4 = this;
return listStuff(this, undefined, function () {
return meridiems;
}, function () {
// In theory there could be aribitrary day periods. We're gonna assume there are exactly two
// for AM and PM. This is probably wrong, but it's makes parsing way easier.
if (!_this4.meridiemCache) {
var intl = {
hour: "numeric",
hourCycle: "h12"
};
_this4.meridiemCache = [DateTime.utc(2016, 11, 13, 9), DateTime.utc(2016, 11, 13, 19)].map(function (dt) {
return _this4.extract(dt, intl, "dayperiod");
});
}
return _this4.meridiemCache;
});
};
_proto4.eras = function eras$1(length) {
var _this5 = this;
return listStuff(this, length, eras, function () {
var intl = {
era: length
};
// This is problematic. Different calendars are going to define eras totally differently. What I need is the minimum set of dates
// to definitely enumerate them.
if (!_this5.eraCache[length]) {
_this5.eraCache[length] = [DateTime.utc(-40, 1, 1), DateTime.utc(2017, 1, 1)].map(function (dt) {
return _this5.extract(dt, intl, "era");
});
}
return _this5.eraCache[length];
});
};
_proto4.extract = function extract(dt, intlOpts, field) {
var df = this.dtFormatter(dt, intlOpts),
results = df.formatToParts(),
matching = results.find(function (m) {
return m.type.toLowerCase() === field;
});
return matching ? matching.value : null;
};
_proto4.numberFormatter = function numberFormatter(opts) {
if (opts === void 0) {
opts = {};
}
// this forcesimple option is never used (the only caller short-circuits on it, but it seems safer to leave)
// (in contrast, the rest of the condition is used heavily)
return new PolyNumberFormatter(this.intl, opts.forceSimple || this.fastNumbers, opts);
};
_proto4.dtFormatter = function dtFormatter(dt, intlOpts) {
if (intlOpts === void 0) {
intlOpts = {};
}
return new PolyDateFormatter(dt, this.intl, intlOpts);
};
_proto4.relFormatter = function relFormatter(opts) {
if (opts === void 0) {
opts = {};
}
return new PolyRelFormatter(this.intl, this.isEnglish(), opts);
};
_proto4.listFormatter = function listFormatter(opts) {
if (opts === void 0) {
opts = {};
}
return getCachedLF(this.intl, opts);
};
_proto4.isEnglish = function isEnglish() {
return this.locale === "en" || this.locale.toLowerCase() === "en-us" || new Intl.DateTimeFormat(this.intl).resolvedOptions().locale.startsWith("en-us");
};
_proto4.getWeekSettings = function getWeekSettings() {
if (this.weekSettings) {
return this.weekSettings;
} else if (!hasLocaleWeekInfo()) {
return fallbackWeekSettings;
} else {
return getCachedWeekInfo(this.locale);
}
};
_proto4.getStartOfWeek = function getStartOfWeek() {
return this.getWeekSettings().firstDay;
};
_proto4.getMinDaysInFirstWeek = function getMinDaysInFirstWeek() {
return this.getWeekSettings().minimalDays;
};
_proto4.getWeekendDays = function getWeekendDays() {
return this.getWeekSettings().weekend;
};
_proto4.equals = function equals(other) {
return this.locale === other.locale && this.numberingSystem === other.numberingSystem && this.outputCalendar === other.outputCalendar;
};
_proto4.toString = function toString() {
return "Locale(" + this.locale + ", " + this.numberingSystem + ", " + this.outputCalendar + ")";
};
_createClass(Locale, [{
key: "fastNumbers",
get: function get() {
if (this.fastNumbersCached == null) {
this.fastNumbersCached = supportsFastNumbers(this);
}
return this.fastNumbersCached;
}
}]);
return Locale;
}();
var singleton = null;
/**
* A zone with a fixed offset (meaning no DST)
* @implements {Zone}
*/
var FixedOffsetZone = /*#__PURE__*/function (_Zone) {
_inheritsLoose(FixedOffsetZone, _Zone);
/**
* Get an instance with a specified offset
* @param {number} offset - The offset in minutes
* @return {FixedOffsetZone}
*/
FixedOffsetZone.instance = function instance(offset) {
return offset === 0 ? FixedOffsetZone.utcInstance : new FixedOffsetZone(offset);
}
/**
* Get an instance of FixedOffsetZone from a UTC offset string, like "UTC+6"
* @param {string} s - The offset string to parse
* @example FixedOffsetZone.parseSpecifier("UTC+6")
* @example FixedOffsetZone.parseSpecifier("UTC+06")
* @example FixedOffsetZone.parseSpecifier("UTC-6:00")
* @return {FixedOffsetZone}
*/;
FixedOffsetZone.parseSpecifier = function parseSpecifier(s) {
if (s) {
var r = s.match(/^utc(?:([+-]\d{1,2})(?::(\d{2}))?)?$/i);
if (r) {
return new FixedOffsetZone(signedOffset(r[1], r[2]));
}
}
return null;
};
function FixedOffsetZone(offset) {
var _this;
_this = _Zone.call(this) || this;
/** @private **/
_this.fixed = offset;
return _this;
}
/**
* The type of zone. `fixed` for all instances of `FixedOffsetZone`.
* @override
* @type {string}
*/
var _proto = FixedOffsetZone.prototype;
/**
* Returns the offset's common name at the specified timestamp.
*
* For fixed offset zones this equals to the zone name.
* @override
*/
_proto.offsetName = function offsetName() {
return this.name;
}
/**
* Returns the offset's value as a string
* @override
* @param {number} ts - Epoch milliseconds for which to get the offset
* @param {string} format - What style of offset to return.
* Accepts 'narrow', 'short', or 'techie'. Returning '+6', '+06:00', or '+0600' respectively
* @return {string}
*/;
_proto.formatOffset = function formatOffset$1(ts, format) {
return formatOffset(this.fixed, format);
}
/**
* Returns whether the offset is known to be fixed for the whole year:
* Always returns true for all fixed offset zones.
* @override
* @type {boolean}
*/;
/**
* Return the offset in minutes for this zone at the specified timestamp.
*
* For fixed offset zones, this is constant and does not depend on a timestamp.
* @override
* @return {number}
*/
_proto.offset = function offset() {
return this.fixed;
}
/**
* Return whether this Zone is equal to another zone (i.e. also fixed and same offset)
* @override
* @param {Zone} otherZone - the zone to compare
* @return {boolean}
*/;
_proto.equals = function equals(otherZone) {
return otherZone.type === "fixed" && otherZone.fixed === this.fixed;
}
/**
* Return whether this Zone is valid:
* All fixed offset zones are valid.
* @override
* @type {boolean}
*/;
_createClass(FixedOffsetZone, [{
key: "type",
get: function get() {
return "fixed";
}
/**
* The name of this zone.
* All fixed zones' names always start with "UTC" (plus optional offset)
* @override
* @type {string}
*/
}, {
key: "name",
get: function get() {
return this.fixed === 0 ? "UTC" : "UTC" + formatOffset(this.fixed, "narrow");
}
/**
* The IANA name of this zone, i.e. `Etc/UTC` or `Etc/GMT+/-nn`
*
* @override
* @type {string}
*/
}, {
key: "ianaName",
get: function get() {
if (this.fixed === 0) {
return "Etc/UTC";
} else {
return "Etc/GMT" + formatOffset(-this.fixed, "narrow");
}
}
}, {
key: "isUniversal",
get: function get() {
return true;
}
}, {
key: "isValid",
get: function get() {
return true;
}
}], [{
key: "utcInstance",
get:
/**
* Get a singleton instance of UTC
* @return {FixedOffsetZone}
*/
function get() {
if (singleton === null) {
singleton = new FixedOffsetZone(0);
}
return singleton;
}
}]);
return FixedOffsetZone;
}(Zone);
/**
* A zone that failed to parse. You should never need to instantiate this.
* @implements {Zone}
*/
var InvalidZone = /*#__PURE__*/function (_Zone) {
_inheritsLoose(InvalidZone, _Zone);
function InvalidZone(zoneName) {
var _this;
_this = _Zone.call(this) || this;
/** @private */
_this.zoneName = zoneName;
return _this;
}
/** @override **/
var _proto = InvalidZone.prototype;
/** @override **/
_proto.offsetName = function offsetName() {
return null;
}
/** @override **/;
_proto.formatOffset = function formatOffset() {
return "";
}
/** @override **/;
_proto.offset = function offset() {
return NaN;
}
/** @override **/;
_proto.equals = function equals() {
return false;
}
/** @override **/;
_createClass(InvalidZone, [{
key: "type",
get: function get() {
return "invalid";
}
/** @override **/
}, {
key: "name",
get: function get() {
return this.zoneName;
}
/** @override **/
}, {
key: "isUniversal",
get: function get() {
return false;
}
}, {
key: "isValid",
get: function get() {
return false;
}
}]);
return InvalidZone;
}(Zone);
/**
* @private
*/
function normalizeZone(input, defaultZone) {
if (isUndefined(input) || input === null) {
return defaultZone;
} else if (input instanceof Zone) {
return input;
} else if (isString(input)) {
var lowered = input.toLowerCase();
if (lowered === "default") return defaultZone;else if (lowered === "local" || lowered === "system") return SystemZone.instance;else if (lowered === "utc" || lowered === "gmt") return FixedOffsetZone.utcInstance;else return FixedOffsetZone.parseSpecifier(lowered) || IANAZone.create(input);
} else if (isNumber(input)) {
return FixedOffsetZone.instance(input);
} else if (typeof input === "object" && "offset" in input && typeof input.offset === "function") {
// This is dumb, but the instanceof check above doesn't seem to really work
// so we're duck checking it
return input;
} else {
return new InvalidZone(input);
}
}
var numberingSystems = {
arab: "[\u0660-\u0669]",
arabext: "[\u06F0-\u06F9]",
bali: "[\u1B50-\u1B59]",
beng: "[\u09E6-\u09EF]",
deva: "[\u0966-\u096F]",
fullwide: "[\uFF10-\uFF19]",
gujr: "[\u0AE6-\u0AEF]",
hanidec: "[〇|一|二|三|四|五|六|七|八|九]",
khmr: "[\u17E0-\u17E9]",
knda: "[\u0CE6-\u0CEF]",
laoo: "[\u0ED0-\u0ED9]",
limb: "[\u1946-\u194F]",
mlym: "[\u0D66-\u0D6F]",
mong: "[\u1810-\u1819]",
mymr: "[\u1040-\u1049]",
orya: "[\u0B66-\u0B6F]",
tamldec: "[\u0BE6-\u0BEF]",
telu: "[\u0C66-\u0C6F]",
thai: "[\u0E50-\u0E59]",
tibt: "[\u0F20-\u0F29]",
latn: "\\d"
};
var numberingSystemsUTF16 = {
arab: [1632, 1641],
arabext: [1776, 1785],
bali: [6992, 7001],
beng: [2534, 2543],
deva: [2406, 2415],
fullwide: [65296, 65303],
gujr: [2790, 2799],
khmr: [6112, 6121],
knda: [3302, 3311],
laoo: [3792, 3801],
limb: [6470, 6479],
mlym: [3430, 3439],
mong: [6160, 6169],
mymr: [4160, 4169],
orya: [2918, 2927],
tamldec: [3046, 3055],
telu: [3174, 3183],
thai: [3664, 3673],
tibt: [3872, 3881]
};
var hanidecChars = numberingSystems.hanidec.replace(/[\[|\]]/g, "").split("");
function parseDigits(str) {
var value = parseInt(str, 10);
if (isNaN(value)) {
value = "";
for (var i = 0; i < str.length; i++) {
var code = str.charCodeAt(i);
if (str[i].search(numberingSystems.hanidec) !== -1) {
value += hanidecChars.indexOf(str[i]);
} else {
for (var key in numberingSystemsUTF16) {
var _numberingSystemsUTF = numberingSystemsUTF16[key],
min = _numberingSystemsUTF[0],
max = _numberingSystemsUTF[1];
if (code >= min && code <= max) {
value += code - min;
}
}
}
}
return parseInt(value, 10);
} else {
return value;
}
}
// cache of {numberingSystem: {append: regex}}
var digitRegexCache = {};
function resetDigitRegexCache() {
digitRegexCache = {};
}
function digitRegex(_ref, append) {
var numberingSystem = _ref.numberingSystem;
if (append === void 0) {
append = "";
}
var ns = numberingSystem || "latn";
if (!digitRegexCache[ns]) {
digitRegexCache[ns] = {};
}
if (!digitRegexCache[ns][append]) {
digitRegexCache[ns][append] = new RegExp("" + numberingSystems[ns] + append);
}
return digitRegexCache[ns][append];
}
var now = function now() {
return Date.now();
},
defaultZone = "system",
defaultLocale = null,
defaultNumberingSystem = null,
defaultOutputCalendar = null,
twoDigitCutoffYear = 60,
throwOnInvalid,
defaultWeekSettings = null;
/**
* Settings contains static getters and setters that control Luxon's overall behavior. Luxon is a simple library with few options, but the ones it does have live here.
*/
var Settings = /*#__PURE__*/function () {
function Settings() {}
/**
* Reset Luxon's global caches. Should only be necessary in testing scenarios.
* @return {void}
*/
Settings.resetCaches = function resetCaches() {
Locale.resetCache();
IANAZone.resetCache();
DateTime.resetCache();
resetDigitRegexCache();
};
_createClass(Settings, null, [{
key: "now",
get:
/**
* Get the callback for returning the current timestamp.
* @type {function}
*/
function get() {
return now;
}
/**
* Set the callback for returning the current timestamp.
* The function should return a number, which will be interpreted as an Epoch millisecond count
* @type {function}
* @example Settings.now = () => Date.now() + 3000 // pretend it is 3 seconds in the future
* @example Settings.now = () => 0 // always pretend it's Jan 1, 1970 at midnight in UTC time
*/,
set: function set(n) {
now = n;
}
/**
* Set the default time zone to create DateTimes in. Does not affect existing instances.
* Use the value "system" to reset this value to the system's time zone.
* @type {string}
*/
}, {
key: "defaultZone",
get:
/**
* Get the default time zone object currently used to create DateTimes. Does not affect existing instances.