minotor
Version:
A lightweight client-side transit routing library.
1,900 lines (1,655 loc) • 551 kB
JavaScript
import require$$0 from 'fs';
import require$$1 from 'util';
import require$$2 from 'path';
import require$$3 from 'events';
import require$$4 from 'zlib';
import require$$5, { Transform } from 'stream';
/******************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise, SuppressedError, Symbol, Iterator */
function __awaiter(thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
}
function __values(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = undefined;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
}
function __asyncValues(o) {
if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
var m = o[Symbol.asyncIterator], i;
return m ? m.call(o) : (o = typeof __values === "function" ? __values(o) : o[Symbol.iterator](), i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i);
function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
}
typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
var e = new Error(message);
return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
};
function getDefaultExportFromCjs (x) {
return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}
var loglevel$1 = {exports: {}};
/*
* loglevel - https://github.com/pimterry/loglevel
*
* Copyright (c) 2013 Tim Perry
* Licensed under the MIT license.
*/
var loglevel = loglevel$1.exports;
var hasRequiredLoglevel;
function requireLoglevel () {
if (hasRequiredLoglevel) return loglevel$1.exports;
hasRequiredLoglevel = 1;
(function (module) {
(function (root, definition) {
if (module.exports) {
module.exports = definition();
} else {
root.log = definition();
}
}(loglevel, function () {
// Slightly dubious tricks to cut down minimized file size
var noop = function() {};
var undefinedType = "undefined";
var isIE = (typeof window !== undefinedType) && (typeof window.navigator !== undefinedType) && (
/Trident\/|MSIE /.test(window.navigator.userAgent)
);
var logMethods = [
"trace",
"debug",
"info",
"warn",
"error"
];
var _loggersByName = {};
var defaultLogger = null;
// Cross-browser bind equivalent that works at least back to IE6
function bindMethod(obj, methodName) {
var method = obj[methodName];
if (typeof method.bind === 'function') {
return method.bind(obj);
} else {
try {
return Function.prototype.bind.call(method, obj);
} catch (e) {
// Missing bind shim or IE8 + Modernizr, fallback to wrapping
return function() {
return Function.prototype.apply.apply(method, [obj, arguments]);
};
}
}
}
// Trace() doesn't print the message in IE, so for that case we need to wrap it
function traceForIE() {
if (console.log) {
if (console.log.apply) {
console.log.apply(console, arguments);
} else {
// In old IE, native console methods themselves don't have apply().
Function.prototype.apply.apply(console.log, [console, arguments]);
}
}
if (console.trace) console.trace();
}
// Build the best logging method possible for this env
// Wherever possible we want to bind, not wrap, to preserve stack traces
function realMethod(methodName) {
if (methodName === 'debug') {
methodName = 'log';
}
if (typeof console === undefinedType) {
return false; // No method possible, for now - fixed later by enableLoggingWhenConsoleArrives
} else if (methodName === 'trace' && isIE) {
return traceForIE;
} else if (console[methodName] !== undefined) {
return bindMethod(console, methodName);
} else if (console.log !== undefined) {
return bindMethod(console, 'log');
} else {
return noop;
}
}
// These private functions always need `this` to be set properly
function replaceLoggingMethods() {
/*jshint validthis:true */
var level = this.getLevel();
// Replace the actual methods.
for (var i = 0; i < logMethods.length; i++) {
var methodName = logMethods[i];
this[methodName] = (i < level) ?
noop :
this.methodFactory(methodName, level, this.name);
}
// Define log.log as an alias for log.debug
this.log = this.debug;
// Return any important warnings.
if (typeof console === undefinedType && level < this.levels.SILENT) {
return "No console available for logging";
}
}
// In old IE versions, the console isn't present until you first open it.
// We build realMethod() replacements here that regenerate logging methods
function enableLoggingWhenConsoleArrives(methodName) {
return function () {
if (typeof console !== undefinedType) {
replaceLoggingMethods.call(this);
this[methodName].apply(this, arguments);
}
};
}
// By default, we use closely bound real methods wherever possible, and
// otherwise we wait for a console to appear, and then try again.
function defaultMethodFactory(methodName, _level, _loggerName) {
/*jshint validthis:true */
return realMethod(methodName) ||
enableLoggingWhenConsoleArrives.apply(this, arguments);
}
function Logger(name, factory) {
// Private instance variables.
var self = this;
/**
* The level inherited from a parent logger (or a global default). We
* cache this here rather than delegating to the parent so that it stays
* in sync with the actual logging methods that we have installed (the
* parent could change levels but we might not have rebuilt the loggers
* in this child yet).
* @type {number}
*/
var inheritedLevel;
/**
* The default level for this logger, if any. If set, this overrides
* `inheritedLevel`.
* @type {number|null}
*/
var defaultLevel;
/**
* A user-specific level for this logger. If set, this overrides
* `defaultLevel`.
* @type {number|null}
*/
var userLevel;
var storageKey = "loglevel";
if (typeof name === "string") {
storageKey += ":" + name;
} else if (typeof name === "symbol") {
storageKey = undefined;
}
function persistLevelIfPossible(levelNum) {
var levelName = (logMethods[levelNum] || 'silent').toUpperCase();
if (typeof window === undefinedType || !storageKey) return;
// Use localStorage if available
try {
window.localStorage[storageKey] = levelName;
return;
} catch (ignore) {}
// Use session cookie as fallback
try {
window.document.cookie =
encodeURIComponent(storageKey) + "=" + levelName + ";";
} catch (ignore) {}
}
function getPersistedLevel() {
var storedLevel;
if (typeof window === undefinedType || !storageKey) return;
try {
storedLevel = window.localStorage[storageKey];
} catch (ignore) {}
// Fallback to cookies if local storage gives us nothing
if (typeof storedLevel === undefinedType) {
try {
var cookie = window.document.cookie;
var cookieName = encodeURIComponent(storageKey);
var location = cookie.indexOf(cookieName + "=");
if (location !== -1) {
storedLevel = /^([^;]+)/.exec(
cookie.slice(location + cookieName.length + 1)
)[1];
}
} catch (ignore) {}
}
// If the stored level is not valid, treat it as if nothing was stored.
if (self.levels[storedLevel] === undefined) {
storedLevel = undefined;
}
return storedLevel;
}
function clearPersistedLevel() {
if (typeof window === undefinedType || !storageKey) return;
// Use localStorage if available
try {
window.localStorage.removeItem(storageKey);
} catch (ignore) {}
// Use session cookie as fallback
try {
window.document.cookie =
encodeURIComponent(storageKey) + "=; expires=Thu, 01 Jan 1970 00:00:00 UTC";
} catch (ignore) {}
}
function normalizeLevel(input) {
var level = input;
if (typeof level === "string" && self.levels[level.toUpperCase()] !== undefined) {
level = self.levels[level.toUpperCase()];
}
if (typeof level === "number" && level >= 0 && level <= self.levels.SILENT) {
return level;
} else {
throw new TypeError("log.setLevel() called with invalid level: " + input);
}
}
/*
*
* Public logger API - see https://github.com/pimterry/loglevel for details
*
*/
self.name = name;
self.levels = { "TRACE": 0, "DEBUG": 1, "INFO": 2, "WARN": 3,
"ERROR": 4, "SILENT": 5};
self.methodFactory = factory || defaultMethodFactory;
self.getLevel = function () {
if (userLevel != null) {
return userLevel;
} else if (defaultLevel != null) {
return defaultLevel;
} else {
return inheritedLevel;
}
};
self.setLevel = function (level, persist) {
userLevel = normalizeLevel(level);
if (persist !== false) { // defaults to true
persistLevelIfPossible(userLevel);
}
// NOTE: in v2, this should call rebuild(), which updates children.
return replaceLoggingMethods.call(self);
};
self.setDefaultLevel = function (level) {
defaultLevel = normalizeLevel(level);
if (!getPersistedLevel()) {
self.setLevel(level, false);
}
};
self.resetLevel = function () {
userLevel = null;
clearPersistedLevel();
replaceLoggingMethods.call(self);
};
self.enableAll = function(persist) {
self.setLevel(self.levels.TRACE, persist);
};
self.disableAll = function(persist) {
self.setLevel(self.levels.SILENT, persist);
};
self.rebuild = function () {
if (defaultLogger !== self) {
inheritedLevel = normalizeLevel(defaultLogger.getLevel());
}
replaceLoggingMethods.call(self);
if (defaultLogger === self) {
for (var childName in _loggersByName) {
_loggersByName[childName].rebuild();
}
}
};
// Initialize all the internal levels.
inheritedLevel = normalizeLevel(
defaultLogger ? defaultLogger.getLevel() : "WARN"
);
var initialLevel = getPersistedLevel();
if (initialLevel != null) {
userLevel = normalizeLevel(initialLevel);
}
replaceLoggingMethods.call(self);
}
/*
*
* Top-level API
*
*/
defaultLogger = new Logger();
defaultLogger.getLogger = function getLogger(name) {
if ((typeof name !== "symbol" && typeof name !== "string") || name === "") {
throw new TypeError("You must supply a name when creating a logger.");
}
var logger = _loggersByName[name];
if (!logger) {
logger = _loggersByName[name] = new Logger(
name,
defaultLogger.methodFactory
);
}
return logger;
};
// Grab the current global log variable in case of overwrite
var _log = (typeof window !== undefinedType) ? window.log : undefined;
defaultLogger.noConflict = function() {
if (typeof window !== undefinedType &&
window.log === defaultLogger) {
window.log = _log;
}
return defaultLogger;
};
defaultLogger.getLoggers = function getLoggers() {
return _loggersByName;
};
// ES6 default export, for compatibility
defaultLogger['default'] = defaultLogger;
return defaultLogger;
}));
} (loglevel$1));
return loglevel$1.exports;
}
var loglevelExports = requireLoglevel();
var log = /*@__PURE__*/getDefaultExportFromCjs(loglevelExports);
// these aren't really private, but nor are they really useful to document
/**
* @private
*/
class LuxonError extends Error {}
/**
* @private
*/
class InvalidDateTimeError extends LuxonError {
constructor(reason) {
super(`Invalid DateTime: ${reason.toMessage()}`);
}
}
/**
* @private
*/
class InvalidIntervalError extends LuxonError {
constructor(reason) {
super(`Invalid Interval: ${reason.toMessage()}`);
}
}
/**
* @private
*/
class InvalidDurationError extends LuxonError {
constructor(reason) {
super(`Invalid Duration: ${reason.toMessage()}`);
}
}
/**
* @private
*/
class ConflictingSpecificationError extends LuxonError {}
/**
* @private
*/
class InvalidUnitError extends LuxonError {
constructor(unit) {
super(`Invalid unit ${unit}`);
}
}
/**
* @private
*/
class InvalidArgumentError extends LuxonError {}
/**
* @private
*/
class ZoneIsAbstractError extends LuxonError {
constructor() {
super("Zone is an abstract class");
}
}
/**
* @private
*/
const n = "numeric",
s = "short",
l = "long";
const DATE_SHORT = {
year: n,
month: n,
day: n,
};
const DATE_MED = {
year: n,
month: s,
day: n,
};
const DATE_MED_WITH_WEEKDAY = {
year: n,
month: s,
day: n,
weekday: s,
};
const DATE_FULL = {
year: n,
month: l,
day: n,
};
const DATE_HUGE = {
year: n,
month: l,
day: n,
weekday: l,
};
const TIME_SIMPLE = {
hour: n,
minute: n,
};
const TIME_WITH_SECONDS = {
hour: n,
minute: n,
second: n,
};
const TIME_WITH_SHORT_OFFSET = {
hour: n,
minute: n,
second: n,
timeZoneName: s,
};
const TIME_WITH_LONG_OFFSET = {
hour: n,
minute: n,
second: n,
timeZoneName: l,
};
const TIME_24_SIMPLE = {
hour: n,
minute: n,
hourCycle: "h23",
};
const TIME_24_WITH_SECONDS = {
hour: n,
minute: n,
second: n,
hourCycle: "h23",
};
const TIME_24_WITH_SHORT_OFFSET = {
hour: n,
minute: n,
second: n,
hourCycle: "h23",
timeZoneName: s,
};
const TIME_24_WITH_LONG_OFFSET = {
hour: n,
minute: n,
second: n,
hourCycle: "h23",
timeZoneName: l,
};
const DATETIME_SHORT = {
year: n,
month: n,
day: n,
hour: n,
minute: n,
};
const DATETIME_SHORT_WITH_SECONDS = {
year: n,
month: n,
day: n,
hour: n,
minute: n,
second: n,
};
const DATETIME_MED = {
year: n,
month: s,
day: n,
hour: n,
minute: n,
};
const DATETIME_MED_WITH_SECONDS = {
year: n,
month: s,
day: n,
hour: n,
minute: n,
second: n,
};
const DATETIME_MED_WITH_WEEKDAY = {
year: n,
month: s,
day: n,
weekday: s,
hour: n,
minute: n,
};
const DATETIME_FULL = {
year: n,
month: l,
day: n,
hour: n,
minute: n,
timeZoneName: s,
};
const DATETIME_FULL_WITH_SECONDS = {
year: n,
month: l,
day: n,
hour: n,
minute: n,
second: n,
timeZoneName: s,
};
const DATETIME_HUGE = {
year: n,
month: l,
day: n,
weekday: l,
hour: n,
minute: n,
timeZoneName: l,
};
const DATETIME_HUGE_WITH_SECONDS = {
year: n,
month: l,
day: n,
weekday: l,
hour: n,
minute: n,
second: n,
timeZoneName: l,
};
/**
* @interface
*/
class Zone {
/**
* The type of zone
* @abstract
* @type {string}
*/
get type() {
throw new ZoneIsAbstractError();
}
/**
* The name of this zone.
* @abstract
* @type {string}
*/
get name() {
throw new ZoneIsAbstractError();
}
/**
* The IANA name of this zone.
* Defaults to `name` if not overwritten by a subclass.
* @abstract
* @type {string}
*/
get ianaName() {
return this.name;
}
/**
* Returns whether the offset is known to be fixed for the whole year.
* @abstract
* @type {boolean}
*/
get isUniversal() {
throw new ZoneIsAbstractError();
}
/**
* 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}
*/
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}
*/
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}
*/
offset(ts) {
throw new ZoneIsAbstractError();
}
/**
* Return whether this Zone is equal to another zone
* @abstract
* @param {Zone} otherZone - the zone to compare
* @return {boolean}
*/
equals(otherZone) {
throw new ZoneIsAbstractError();
}
/**
* Return whether this Zone is valid.
* @abstract
* @type {boolean}
*/
get isValid() {
throw new ZoneIsAbstractError();
}
}
let singleton$1 = null;
/**
* Represents the local zone for this JavaScript environment.
* @implements {Zone}
*/
class SystemZone extends Zone {
/**
* Get a singleton instance of the local zone
* @return {SystemZone}
*/
static get instance() {
if (singleton$1 === null) {
singleton$1 = new SystemZone();
}
return singleton$1;
}
/** @override **/
get type() {
return "system";
}
/** @override **/
get name() {
return new Intl.DateTimeFormat().resolvedOptions().timeZone;
}
/** @override **/
get isUniversal() {
return false;
}
/** @override **/
offsetName(ts, { format, locale }) {
return parseZoneInfo(ts, format, locale);
}
/** @override **/
formatOffset(ts, format) {
return formatOffset(this.offset(ts), format);
}
/** @override **/
offset(ts) {
return -new Date(ts).getTimezoneOffset();
}
/** @override **/
equals(otherZone) {
return otherZone.type === "system";
}
/** @override **/
get isValid() {
return true;
}
}
let 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];
}
const typeToPos = {
year: 0,
month: 1,
day: 2,
era: 3,
hour: 4,
minute: 5,
second: 6,
};
function hackyOffset(dtf, date) {
const formatted = dtf.format(date).replace(/\u200E/g, ""),
parsed = /(\d+)\/(\d+)\/(\d+) (AD|BC),? (\d+):(\d+):(\d+)/.exec(formatted),
[, fMonth, fDay, fYear, fadOrBc, fHour, fMinute, fSecond] = parsed;
return [fYear, fMonth, fDay, fadOrBc, fHour, fMinute, fSecond];
}
function partsOffset(dtf, date) {
const formatted = dtf.formatToParts(date);
const filled = [];
for (let i = 0; i < formatted.length; i++) {
const { type, value } = formatted[i];
const pos = typeToPos[type];
if (type === "era") {
filled[pos] = value;
} else if (!isUndefined(pos)) {
filled[pos] = parseInt(value, 10);
}
}
return filled;
}
let ianaZoneCache = {};
/**
* A zone identified by an IANA identifier, like America/New_York
* @implements {Zone}
*/
class IANAZone extends Zone {
/**
* @param {string} name - Zone name
* @return {IANAZone}
*/
static 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}
*/
static 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}
*/
static 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}
*/
static isValidZone(zone) {
if (!zone) {
return false;
}
try {
new Intl.DateTimeFormat("en-US", { timeZone: zone }).format();
return true;
} catch (e) {
return false;
}
}
constructor(name) {
super();
/** @private **/
this.zoneName = name;
/** @private **/
this.valid = IANAZone.isValidZone(name);
}
/**
* The type of zone. `iana` for all instances of `IANAZone`.
* @override
* @type {string}
*/
get type() {
return "iana";
}
/**
* The name of this zone (i.e. the IANA zone name).
* @override
* @type {string}
*/
get name() {
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}
*/
get isUniversal() {
return false;
}
/**
* 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}
*/
offsetName(ts, { format, 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}
*/
formatOffset(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}
*/
offset(ts) {
const date = new Date(ts);
if (isNaN(date)) return NaN;
const dtf = makeDTF(this.name);
let [year, month, day, adOrBc, hour, minute, second] = dtf.formatToParts
? partsOffset(dtf, date)
: hackyOffset(dtf, date);
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
const adjustedHour = hour === 24 ? 0 : hour;
const asUTC = objToLocalTS({
year,
month,
day,
hour: adjustedHour,
minute,
second,
millisecond: 0,
});
let asTS = +date;
const 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}
*/
equals(otherZone) {
return otherZone.type === "iana" && otherZone.name === this.name;
}
/**
* Return whether this Zone is valid.
* @override
* @type {boolean}
*/
get isValid() {
return this.valid;
}
}
// todo - remap caching
let intlLFCache = {};
function getCachedLF(locString, opts = {}) {
const key = JSON.stringify([locString, opts]);
let dtf = intlLFCache[key];
if (!dtf) {
dtf = new Intl.ListFormat(locString, opts);
intlLFCache[key] = dtf;
}
return dtf;
}
let intlDTCache = {};
function getCachedDTF(locString, opts = {}) {
const key = JSON.stringify([locString, opts]);
let dtf = intlDTCache[key];
if (!dtf) {
dtf = new Intl.DateTimeFormat(locString, opts);
intlDTCache[key] = dtf;
}
return dtf;
}
let intlNumCache = {};
function getCachedINF(locString, opts = {}) {
const key = JSON.stringify([locString, opts]);
let inf = intlNumCache[key];
if (!inf) {
inf = new Intl.NumberFormat(locString, opts);
intlNumCache[key] = inf;
}
return inf;
}
let intlRelCache = {};
function getCachedRTF(locString, opts = {}) {
const { base, ...cacheKeyOpts } = opts; // exclude `base` from the options
const key = JSON.stringify([locString, cacheKeyOpts]);
let inf = intlRelCache[key];
if (!inf) {
inf = new Intl.RelativeTimeFormat(locString, opts);
intlRelCache[key] = inf;
}
return inf;
}
let sysLocaleCache = null;
function systemLocale() {
if (sysLocaleCache) {
return sysLocaleCache;
} else {
sysLocaleCache = new Intl.DateTimeFormat().resolvedOptions().locale;
return sysLocaleCache;
}
}
let weekInfoCache = {};
function getCachedWeekInfo(locString) {
let data = weekInfoCache[locString];
if (!data) {
const 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.
const xIndex = localeStr.indexOf("-x-");
if (xIndex !== -1) {
localeStr = localeStr.substring(0, xIndex);
}
const uIndex = localeStr.indexOf("-u-");
if (uIndex === -1) {
return [localeStr];
} else {
let options;
let selectedStr;
try {
options = getCachedDTF(localeStr).resolvedOptions();
selectedStr = localeStr;
} catch (e) {
const smaller = localeStr.substring(0, uIndex);
options = getCachedDTF(smaller).resolvedOptions();
selectedStr = smaller;
}
const { numberingSystem, calendar } = options;
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) {
const ms = [];
for (let i = 1; i <= 12; i++) {
const dt = DateTime.utc(2009, i, 1);
ms.push(f(dt));
}
return ms;
}
function mapWeekdays(f) {
const ms = [];
for (let i = 1; i <= 7; i++) {
const dt = DateTime.utc(2016, 11, 13 + i);
ms.push(f(dt));
}
return ms;
}
function listStuff(loc, length, englishFn, intlFn) {
const 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
*/
class PolyNumberFormatter {
constructor(intl, forceSimple, opts) {
this.padTo = opts.padTo || 0;
this.floor = opts.floor || false;
const { padTo, floor, ...otherOpts } = opts;
if (!forceSimple || Object.keys(otherOpts).length > 0) {
const intlOpts = { useGrouping: false, ...opts };
if (opts.padTo > 0) intlOpts.minimumIntegerDigits = opts.padTo;
this.inf = getCachedINF(intl, intlOpts);
}
}
format(i) {
if (this.inf) {
const fixed = this.floor ? Math.floor(i) : i;
return this.inf.format(fixed);
} else {
// to match the browser's numberformatter defaults
const fixed = this.floor ? Math.floor(i) : roundTo(i, 3);
return padStart(fixed, this.padTo);
}
}
}
/**
* @private
*/
class PolyDateFormatter {
constructor(dt, intl, opts) {
this.opts = opts;
this.originalZone = undefined;
let 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
const gmtOffset = -1 * (dt.offset / 60);
const 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;
}
const intlOpts = { ...this.opts };
intlOpts.timeZone = intlOpts.timeZone || z;
this.dtf = getCachedDTF(intl, intlOpts);
}
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(({ value }) => value)
.join("");
}
return this.dtf.format(this.dt.toJSDate());
}
formatToParts() {
const parts = this.dtf.formatToParts(this.dt.toJSDate());
if (this.originalZone) {
return parts.map((part) => {
if (part.type === "timeZoneName") {
const offsetName = this.originalZone.offsetName(this.dt.ts, {
locale: this.dt.locale,
format: this.opts.timeZoneName,
});
return {
...part,
value: offsetName,
};
} else {
return part;
}
});
}
return parts;
}
resolvedOptions() {
return this.dtf.resolvedOptions();
}
}
/**
* @private
*/
class PolyRelFormatter {
constructor(intl, isEnglish, opts) {
this.opts = { style: "long", ...opts };
if (!isEnglish && hasRelative()) {
this.rtf = getCachedRTF(intl, opts);
}
}
format(count, unit) {
if (this.rtf) {
return this.rtf.format(count, unit);
} else {
return formatRelativeTime(unit, count, this.opts.numeric, this.opts.style !== "long");
}
}
formatToParts(count, unit) {
if (this.rtf) {
return this.rtf.formatToParts(count, unit);
} else {
return [];
}
}
}
const fallbackWeekSettings = {
firstDay: 1,
minimalDays: 4,
weekend: [6, 7],
};
/**
* @private
*/
class Locale {
static fromOpts(opts) {
return Locale.create(
opts.locale,
opts.numberingSystem,
opts.outputCalendar,
opts.weekSettings,
opts.defaultToEN
);
}
static create(locale, numberingSystem, outputCalendar, weekSettings, defaultToEN = false) {
const specifiedLocale = locale || Settings.defaultLocale;
// the system locale is useful for human-readable strings but annoying for parsing/formatting known formats
const localeR = specifiedLocale || (defaultToEN ? "en-US" : systemLocale());
const numberingSystemR = numberingSystem || Settings.defaultNumberingSystem;
const outputCalendarR = outputCalendar || Settings.defaultOutputCalendar;
const weekSettingsR = validateWeekSettings(weekSettings) || Settings.defaultWeekSettings;
return new Locale(localeR, numberingSystemR, outputCalendarR, weekSettingsR, specifiedLocale);
}
static resetCache() {
sysLocaleCache = null;
intlDTCache = {};
intlNumCache = {};
intlRelCache = {};
}
static fromObject({ locale, numberingSystem, outputCalendar, weekSettings } = {}) {
return Locale.create(locale, numberingSystem, outputCalendar, weekSettings);
}
constructor(locale, numbering, outputCalendar, weekSettings, specifiedLocale) {
const [parsedLocale, parsedNumberingSystem, parsedOutputCalendar] = parseLocaleString(locale);
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;
}
get fastNumbers() {
if (this.fastNumbersCached == null) {
this.fastNumbersCached = supportsFastNumbers(this);
}
return this.fastNumbersCached;
}
listingMode() {
const isActuallyEn = this.isEnglish();
const hasNoWeirdness =
(this.numberingSystem === null || this.numberingSystem === "latn") &&
(this.outputCalendar === null || this.outputCalendar === "gregory");
return isActuallyEn && hasNoWeirdness ? "en" : "intl";
}
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
);
}
}
redefaultToEN(alts = {}) {
return this.clone({ ...alts, defaultToEN: true });
}
redefaultToSystem(alts = {}) {
return this.clone({ ...alts, defaultToEN: false });
}
months(length, format = false) {
return listStuff(this, length, months, () => {
const intl = format ? { month: length, day: "numeric" } : { month: length },
formatStr = format ? "format" : "standalone";
if (!this.monthsCache[formatStr][length]) {
this.monthsCache[formatStr][length] = mapMonths((dt) => this.extract(dt, intl, "month"));
}
return this.monthsCache[formatStr][length];
});
}
weekdays(length, format = false) {
return listStuff(this, length, weekdays$1, () => {
const intl = format
? { weekday: length, year: "numeric", month: "long", day: "numeric" }
: { weekday: length },
formatStr = format ? "format" : "standalone";
if (!this.weekdaysCache[formatStr][length]) {
this.weekdaysCache[formatStr][length] = mapWeekdays((dt) =>
this.extract(dt, intl, "weekday")
);
}
return this.weekdaysCache[formatStr][length];
});
}
meridiems() {
return listStuff(
this,
undefined,
() => meridiems,
() => {
// 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 (!this.meridiemCache) {
const intl = { hour: "numeric", hourCycle: "h12" };
this.meridiemCache = [DateTime.utc(2016, 11, 13, 9), DateTime.utc(2016, 11, 13, 19)].map(
(dt) => this.extract(dt, intl, "dayperiod")
);
}
return this.meridiemCache;
}
);
}
eras(length) {
return listStuff(this, length, eras, () => {
const 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 (!this.eraCache[length]) {
this.eraCache[length] = [DateTime.utc(-40, 1, 1), DateTime.utc(2017, 1, 1)].map((dt) =>
this.extract(dt, intl, "era")
);
}
return this.eraCache[length];
});
}
extract(dt, intlOpts, field) {
const df = this.dtFormatter(dt, intlOpts),
results = df.formatToParts(),
matching = results.find((m) => m.type.toLowerCase() === field);
return matching ? matching.value : null;
}
numberFormatter(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);
}
dtFormatter(dt, intlOpts = {}) {
return new PolyDateFormatter(dt, this.intl, intlOpts);
}
relFormatter(opts = {}) {
return new PolyRelFormatter(this.intl, this.isEnglish(), opts);
}
listFormatter(opts = {}) {
return getCachedLF(this.intl, opts);
}
isEnglish() {
return (
this.locale === "en" ||
this.locale.toLowerCase() === "en-us" ||
new Intl.DateTimeFormat(this.intl).resolvedOptions().locale.startsWith("en-us")
);
}
getWeekSettings() {
if (this.weekSettings) {
return this.weekSettings;
} else if (!hasLocaleWeekInfo()) {
return fallbackWeekSettings;
} else {
return getCachedWeekInfo(this.locale);
}
}
getStartOfWeek() {
return this.getWeekSettings().firstDay;
}
getMinDaysInFirstWeek() {
return this.getWeekSettings().minimalDays;
}
getWeekendDays() {
return this.getWeekSettings().weekend;
}
equals(other) {
return (
this.locale === other.locale &&
this.numberingSystem === other.numberingSystem &&
this.outputCalendar === other.outputCalendar
);
}
toString() {
return `Locale(${this.locale}, ${this.numberingSystem}, ${this.outputCalendar})`;
}
}
let singleton = null;
/**
* A zone with a fixed offset (meaning no DST)
* @implements {Zone}
*/
class FixedOffsetZone extends Zone {
/**
* Get a singleton instance of UTC
* @return {FixedOffsetZone}
*/
static get utcInstance() {
if (singleton === null) {
singleton = new FixedOffsetZone(0);
}
return singleton;
}
/**
* Get an instance with a specified offset
* @param {number} offset - The offset in minutes
* @return {FixedOffsetZone}
*/
static instance(offset) {
return offset === 0 ? FixedOffsetZone.utcInstance : new FixedOffsetZone(offset);
}
/**
* Get an instance of FixedOffsetZone from a UTC offset string, like "UTC+6"
* @param {string} s - The offset string to parse
* @example FixedOffsetZone.parseSpecifier("UTC+6")
* @example FixedOffsetZone.parseSpecifier("UTC+06")
* @example FixedOffsetZone.parseSpecifier("UTC-6:00")
* @return {FixedOffsetZone}
*/
static parseSpecifier(s) {
if (s) {
const r = s.match(/^utc(?:([+-]\d{1,2})(?::(\d{2}))?)?$/i);
if (r) {
return new FixedOffsetZone(signedOffset(r[1], r[2]));
}
}
return null;
}
constructor(offset) {
super();
/** @private **/
this.fixed = offset;
}
/**
* The type of zone. `fixed` for all instances of `FixedOffsetZone`.
* @override
* @type {string}
*/
get type() {
return "fixed";
}
/**
* The name of this zone.
* All fixed zones' names always start with "UTC" (plus optional offset)
* @override
* @type {string}
*/
get name() {
return this.fixed === 0 ? "UTC" : `UTC${formatOffset(this.fixed, "narrow")}`;
}
/**
* The IANA name of this zone, i.e. `Etc/UTC` or `Etc/GMT+/-nn`
*
* @override
* @type {string}
*/
get ianaName() {
if (this.fixed === 0) {
return "Etc/UTC";
} else {
return `Etc/GMT${formatOffset(-this.fixed, "narrow")}`;
}
}
/**
* Returns the offset's common name at the specified timestamp.
*
* For fixed offset zones this equals to the zone name.
* @override
*/
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}
*/
formatOffset(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}
*/
get isUniversal() {
return true;
}
/**
* 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}
*/
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}
*/
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}
*/
get isValid() {
return true;
}
}
/**
* A zone that failed to parse. You should never need to instantiate this.
* @implements {Zone}
*/
class InvalidZone extends Zone {
constructor(zoneName) {
super();
/** @private */
this.zoneName = zoneName;
}
/** @override **/
get type() {
return "invalid";
}
/** @override **/
get name() {
return this.zoneName;
}
/** @override **/
get isUniversal() {
return false;
}
/** @override **/
offsetName() {
return null;
}
/** @override **/
formatOffset() {
return "";
}
/** @override **/
offset() {
return NaN;
}
/** @override **/
equals() {
return false;
}
/** @override **/
get isValid() {
return false;
}
}
/**
* @private
*/
function normalizeZone(input, defaultZone) {
if (isUndefined(input) || input === null) {
return defaultZone;
} else if (input instanceof Zone) {
return input;
} else if (isString(input)) {
const 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);
}
}
const 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",
};
const 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],
};
const hanidecChars = numberingSystems.hanidec.replace(/[\[|\]]/g, "").split("");
function parseDigits(str) {
let value = parseInt(str, 10);
if (isNaN(value)) {
value = "";
for (let i = 0; i < str.length; i++) {
const code = str.charCodeAt(i);
if (str[i].search(numberingSystems.hanidec) !== -1) {
value += hanidecChars.indexOf(str[i]);
} else {
for (const key in numberingSystemsUTF16) {
const [min, max] = numberingSystemsUTF16[key];
if (code >= min && code <= max) {
value += code - min;
}
}
}
}
return parseInt(value, 10);
} else {
return value;
}
}
// cache of {numberingSystem: {append: regex}}
let digitRegexCache = {};
function resetDigitRegexCache() {
digitRege