@internationalized/date - npm Package Compare versions

Comparing version 3.0.0-nightly-bebc9764a-241010 to 3.0.0-nightly-c53ab48ec-250115

dist/BuddhistCalendar.main.js

@@ -44,4 +44,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'buddhist';
+        super(...args), this.identifier = 'buddhist';
     }
@@ -48,0 +47,0 @@ }

dist/BuddhistCalendar.module.js

@@ -38,4 +38,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'buddhist';
+        super(...args), this.identifier = 'buddhist';
     }
@@ -42,0 +41,0 @@ }

dist/conversion.main.js

@@ -166,3 +166,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     let millisecond = date.getUTCMilliseconds();
-    return new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)(year, month, day, timeZone, offset, hour, minute, second, millisecond);
+    return new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)(year < 1 ? 'BC' : 'AD', year < 1 ? -year + 1 : year, month, day, timeZone, offset, hour, minute, second, millisecond);
 }
@@ -169,0 +169,0 @@ function $4ae0260a69729f1d$export$e57ff100d91bd4b9(date, timeZone) {

dist/conversion.module.js

@@ -147,3 +147,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f, CalendarDateTime as $35ea8db9cb2ccb90$export$ca871e8dbb80966f, Time as $35ea8db9cb2ccb90$export$680ea196effce5f, ZonedDateTime as $35ea8db9cb2ccb90$export$d3b7288e7994edea} from "./CalendarDate.module.js";
     let millisecond = date.getUTCMilliseconds();
-    return new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)(year, month, day, timeZone, offset, hour, minute, second, millisecond);
+    return new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)(year < 1 ? 'BC' : 'AD', year < 1 ? -year + 1 : year, month, day, timeZone, offset, hour, minute, second, millisecond);
 }
@@ -150,0 +150,0 @@ function $11d87f3f76e88657$export$e57ff100d91bd4b9(date, timeZone) {

dist/EthiopicCalendar.main.js

@@ -117,4 +117,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'ethioaa' // also known as 'ethiopic-amete-alem' in ICU
+        super(...args), this.identifier = 'ethioaa' // also known as 'ethiopic-amete-alem' in ICU
         ;
@@ -165,4 +164,3 @@ }
     constructor(...args){
-        super(...args);
-        this.identifier = 'coptic';
+        super(...args), this.identifier = 'coptic';
     }
@@ -169,0 +167,0 @@ }

dist/EthiopicCalendar.module.js

@@ -109,4 +109,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'ethioaa' // also known as 'ethiopic-amete-alem' in ICU
+        super(...args), this.identifier = 'ethioaa' // also known as 'ethiopic-amete-alem' in ICU
         ;
@@ -157,4 +156,3 @@ }
     constructor(...args){
-        super(...args);
-        this.identifier = 'coptic';
+        super(...args), this.identifier = 'coptic';
     }
@@ -161,0 +159,0 @@ }

dist/IndianCalendar.main.js

@@ -101,4 +101,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'indian';
+        super(...args), this.identifier = 'indian';
     }
@@ -105,0 +104,0 @@ }

dist/IndianCalendar.module.js

@@ -95,4 +95,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'indian';
+        super(...args), this.identifier = 'indian';
     }
@@ -99,0 +98,0 @@ }

dist/IslamicCalendar.main.js

@@ -80,4 +80,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'islamic-tbla';
+        super(...args), this.identifier = 'islamic-tbla';
     }
@@ -150,4 +149,3 @@ }
     constructor(){
-        super();
-        this.identifier = 'islamic-umalqura';
+        super(), this.identifier = 'islamic-umalqura';
         if (!$ecb2c4cc8c9aae25$var$UMALQURA_MONTHLENGTH) $ecb2c4cc8c9aae25$var$UMALQURA_MONTHLENGTH = new Uint16Array(Uint8Array.from(atob($ecb2c4cc8c9aae25$var$UMALQURA_DATA), (c)=>c.charCodeAt(0)).buffer);
@@ -154,0 +152,0 @@ if (!$ecb2c4cc8c9aae25$var$UMALQURA_YEAR_START_TABLE) {

dist/IslamicCalendar.module.js

@@ -72,4 +72,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'islamic-tbla';
+        super(...args), this.identifier = 'islamic-tbla';
     }
@@ -142,4 +141,3 @@ }
     constructor(){
-        super();
-        this.identifier = 'islamic-umalqura';
+        super(), this.identifier = 'islamic-umalqura';
         if (!$f2f3e0e3a817edbd$var$UMALQURA_MONTHLENGTH) $f2f3e0e3a817edbd$var$UMALQURA_MONTHLENGTH = new Uint16Array(Uint8Array.from(atob($f2f3e0e3a817edbd$var$UMALQURA_DATA), (c)=>c.charCodeAt(0)).buffer);
@@ -146,0 +144,0 @@ if (!$f2f3e0e3a817edbd$var$UMALQURA_YEAR_START_TABLE) {

dist/JapaneseCalendar.main.js

@@ -168,4 +168,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'japanese';
+        super(...args), this.identifier = 'japanese';
     }
@@ -172,0 +171,0 @@ }

dist/JapaneseCalendar.module.js

@@ -162,4 +162,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'japanese';
+        super(...args), this.identifier = 'japanese';
     }
@@ -166,0 +165,0 @@ }

dist/queries.main.js

@@ -81,7 +81,17 @@ var $4ae0260a69729f1d$exports = require("./conversion.main.js");
 }
-function $1f0f7ebf1ae6c530$export$2061056d06d7cdf7(date, locale) {
+const $1f0f7ebf1ae6c530$var$DAY_MAP = {
+    sun: 0,
+    mon: 1,
+    tue: 2,
+    wed: 3,
+    thu: 4,
+    fri: 5,
+    sat: 6
+};
+function $1f0f7ebf1ae6c530$export$2061056d06d7cdf7(date, locale, firstDayOfWeek) {
     let julian = date.calendar.toJulianDay(date);
     // If julian is negative, then julian % 7 will be negative, so we adjust
     // accordingly.  Julian day 0 is Monday.
-    let dayOfWeek = Math.ceil(julian + 1 - $1f0f7ebf1ae6c530$var$getWeekStart(locale)) % 7;
+    let weekStart = firstDayOfWeek ? $1f0f7ebf1ae6c530$var$DAY_MAP[firstDayOfWeek] : $1f0f7ebf1ae6c530$var$getWeekStart(locale);
+    let dayOfWeek = Math.ceil(julian + 1 - weekStart) % 7;
     if (dayOfWeek < 0) dayOfWeek += 7;
@@ -148,4 +158,4 @@ return dayOfWeek;
 }
-function $1f0f7ebf1ae6c530$export$42c81a444fbfb5d4(date, locale) {
-    let dayOfWeek = $1f0f7ebf1ae6c530$export$2061056d06d7cdf7(date, locale);
+function $1f0f7ebf1ae6c530$export$42c81a444fbfb5d4(date, locale, firstDayOfWeek) {
+    let dayOfWeek = $1f0f7ebf1ae6c530$export$2061056d06d7cdf7(date, locale, firstDayOfWeek);
     return date.subtract({
@@ -155,4 +165,4 @@ days: dayOfWeek
 }
-function $1f0f7ebf1ae6c530$export$ef8b6d9133084f4e(date, locale) {
-    return $1f0f7ebf1ae6c530$export$42c81a444fbfb5d4(date, locale).add({
+function $1f0f7ebf1ae6c530$export$ef8b6d9133084f4e(date, locale, firstDayOfWeek) {
+    return $1f0f7ebf1ae6c530$export$42c81a444fbfb5d4(date, locale, firstDayOfWeek).add({
         days: 6
@@ -188,5 +198,5 @@ });
 }
-function $1f0f7ebf1ae6c530$export$ccc1b2479e7dd654(date, locale) {
+function $1f0f7ebf1ae6c530$export$ccc1b2479e7dd654(date, locale, firstDayOfWeek) {
     let days = date.calendar.getDaysInMonth(date);
-    return Math.ceil(($1f0f7ebf1ae6c530$export$2061056d06d7cdf7($1f0f7ebf1ae6c530$export$a5a3b454ada2268e(date), locale) + days) / 7);
+    return Math.ceil(($1f0f7ebf1ae6c530$export$2061056d06d7cdf7($1f0f7ebf1ae6c530$export$a5a3b454ada2268e(date), locale, firstDayOfWeek) + days) / 7);
 }
@@ -193,0 +203,0 @@ function $1f0f7ebf1ae6c530$export$5c333a116e949cdd(a, b) {

dist/queries.module.js

@@ -49,7 +49,17 @@ import {fromAbsolute as $11d87f3f76e88657$export$1b96692a1ba042ac, toAbsolute as $11d87f3f76e88657$export$5107c82f94518f5c, toCalendar as $11d87f3f76e88657$export$b4a036af3fc0b032, toCalendarDate as $11d87f3f76e88657$export$93522d1a439f3617} from "./conversion.module.js";
 }
-function $14e0f24ef4ac5c92$export$2061056d06d7cdf7(date, locale) {
+const $14e0f24ef4ac5c92$var$DAY_MAP = {
+    sun: 0,
+    mon: 1,
+    tue: 2,
+    wed: 3,
+    thu: 4,
+    fri: 5,
+    sat: 6
+};
+function $14e0f24ef4ac5c92$export$2061056d06d7cdf7(date, locale, firstDayOfWeek) {
     let julian = date.calendar.toJulianDay(date);
     // If julian is negative, then julian % 7 will be negative, so we adjust
     // accordingly.  Julian day 0 is Monday.
-    let dayOfWeek = Math.ceil(julian + 1 - $14e0f24ef4ac5c92$var$getWeekStart(locale)) % 7;
+    let weekStart = firstDayOfWeek ? $14e0f24ef4ac5c92$var$DAY_MAP[firstDayOfWeek] : $14e0f24ef4ac5c92$var$getWeekStart(locale);
+    let dayOfWeek = Math.ceil(julian + 1 - weekStart) % 7;
     if (dayOfWeek < 0) dayOfWeek += 7;
@@ -116,4 +126,4 @@ return dayOfWeek;
 }
-function $14e0f24ef4ac5c92$export$42c81a444fbfb5d4(date, locale) {
-    let dayOfWeek = $14e0f24ef4ac5c92$export$2061056d06d7cdf7(date, locale);
+function $14e0f24ef4ac5c92$export$42c81a444fbfb5d4(date, locale, firstDayOfWeek) {
+    let dayOfWeek = $14e0f24ef4ac5c92$export$2061056d06d7cdf7(date, locale, firstDayOfWeek);
     return date.subtract({
@@ -123,4 +133,4 @@ days: dayOfWeek
 }
-function $14e0f24ef4ac5c92$export$ef8b6d9133084f4e(date, locale) {
-    return $14e0f24ef4ac5c92$export$42c81a444fbfb5d4(date, locale).add({
+function $14e0f24ef4ac5c92$export$ef8b6d9133084f4e(date, locale, firstDayOfWeek) {
+    return $14e0f24ef4ac5c92$export$42c81a444fbfb5d4(date, locale, firstDayOfWeek).add({
         days: 6
@@ -156,5 +166,5 @@ });
 }
-function $14e0f24ef4ac5c92$export$ccc1b2479e7dd654(date, locale) {
+function $14e0f24ef4ac5c92$export$ccc1b2479e7dd654(date, locale, firstDayOfWeek) {
     let days = date.calendar.getDaysInMonth(date);
-    return Math.ceil(($14e0f24ef4ac5c92$export$2061056d06d7cdf7($14e0f24ef4ac5c92$export$a5a3b454ada2268e(date), locale) + days) / 7);
+    return Math.ceil(($14e0f24ef4ac5c92$export$2061056d06d7cdf7($14e0f24ef4ac5c92$export$a5a3b454ada2268e(date), locale, firstDayOfWeek) + days) / 7);
 }
@@ -161,0 +171,0 @@ function $14e0f24ef4ac5c92$export$5c333a116e949cdd(a, b) {

dist/string.main.js

@@ -37,6 +37,6 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
 const $4c32e2d98e5a5134$var$TIME_RE = /^(\d{2})(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const $4c32e2d98e5a5134$var$DATE_RE = /^(\d{4})-(\d{2})-(\d{2})$/;
-const $4c32e2d98e5a5134$var$DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const $4c32e2d98e5a5134$var$ZONED_DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
-const $4c32e2d98e5a5134$var$ABSOLUTE_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
+const $4c32e2d98e5a5134$var$DATE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})$/;
+const $4c32e2d98e5a5134$var$DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
+const $4c32e2d98e5a5134$var$ZONED_DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
+const $4c32e2d98e5a5134$var$ABSOLUTE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
 const $4c32e2d98e5a5134$var$DATE_TIME_DURATION_RE = /^((?<negative>-)|\+)?P((?<years>\d*)Y)?((?<months>\d*)M)?((?<weeks>\d*)W)?((?<days>\d*)D)?((?<time>T)((?<hours>\d*[.,]?\d{1,9})H)?((?<minutes>\d*[.,]?\d{1,9})M)?((?<seconds>\d*[.,]?\d{1,9})S)?)?$/;
@@ -70,3 +70,5 @@ const $4c32e2d98e5a5134$var$requiredDurationTimeGroups = [
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $625ad1e1f4c43bc1$exports.CalendarDateTime)($4c32e2d98e5a5134$var$parseNumber(m[1], 1, 9999), $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $4c32e2d98e5a5134$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $625ad1e1f4c43bc1$exports.CalendarDateTime)(era, year < 1 ? -year + 1 : year, $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $4c32e2d98e5a5134$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -78,3 +80,5 @@ return date;
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)($4c32e2d98e5a5134$var$parseNumber(m[1], 1, 9999), $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, m[10], 0, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $4c32e2d98e5a5134$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)(era, year < 1 ? -year + 1 : year, $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, m[10], 0, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $4c32e2d98e5a5134$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -97,3 +101,5 @@ let plainDateTime = (0, $4ae0260a69729f1d$exports.toCalendarDateTime)(date);
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)($4c32e2d98e5a5134$var$parseNumber(m[1], 1, 9999), $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, timeZone, 0, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $4c32e2d98e5a5134$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $625ad1e1f4c43bc1$exports.ZonedDateTime)(era, year < 1 ? -year + 1 : year, $4c32e2d98e5a5134$var$parseNumber(m[2], 1, 12), 1, timeZone, 0, m[4] ? $4c32e2d98e5a5134$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $4c32e2d98e5a5134$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $4c32e2d98e5a5134$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $4c32e2d98e5a5134$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $4c32e2d98e5a5134$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -117,3 +123,6 @@ var _m_;
     let gregorianDate = (0, $4ae0260a69729f1d$exports.toCalendar)(date, new (0, $af14c9812fdceb33$exports.GregorianCalendar)());
-    return `${String(gregorianDate.year).padStart(4, '0')}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
+    let year;
+    if (gregorianDate.era === 'BC') year = gregorianDate.year === 1 ? '0000' : '-' + String(Math.abs(1 - gregorianDate.year)).padStart(6, '00');
+    else year = String(gregorianDate.year).padStart(4, '0');
+    return `${year}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
 }
@@ -138,7 +147,7 @@ function $4c32e2d98e5a5134$export$4223de14708adc63(date) {
     if (!match) throw new Error(`Invalid ISO 8601 Duration string: ${value}`);
-    const parseDurationGroup = (group, isNegative, min, max)=>{
+    const parseDurationGroup = (group, isNegative)=>{
         if (!group) return 0;
         try {
             const sign = isNegative ? -1 : 1;
-            return sign * $4c32e2d98e5a5134$var$parseNumber(group.replace(',', '.'), min, max);
+            return sign * Number(group.replace(',', '.'));
         } catch  {
@@ -163,9 +172,9 @@ throw new Error(`Invalid ISO 8601 Duration string: ${value}`);
     const duration = {
-        years: parseDurationGroup((_match_groups2 = match.groups) === null || _match_groups2 === void 0 ? void 0 : _match_groups2.years, isNegative, 0, 9999),
-        months: parseDurationGroup((_match_groups3 = match.groups) === null || _match_groups3 === void 0 ? void 0 : _match_groups3.months, isNegative, 0, 12),
-        weeks: parseDurationGroup((_match_groups4 = match.groups) === null || _match_groups4 === void 0 ? void 0 : _match_groups4.weeks, isNegative, 0, Infinity),
-        days: parseDurationGroup((_match_groups5 = match.groups) === null || _match_groups5 === void 0 ? void 0 : _match_groups5.days, isNegative, 0, 31),
-        hours: parseDurationGroup((_match_groups6 = match.groups) === null || _match_groups6 === void 0 ? void 0 : _match_groups6.hours, isNegative, 0, 23),
-        minutes: parseDurationGroup((_match_groups7 = match.groups) === null || _match_groups7 === void 0 ? void 0 : _match_groups7.minutes, isNegative, 0, 59),
-        seconds: parseDurationGroup((_match_groups8 = match.groups) === null || _match_groups8 === void 0 ? void 0 : _match_groups8.seconds, isNegative, 0, 59)
+        years: parseDurationGroup((_match_groups2 = match.groups) === null || _match_groups2 === void 0 ? void 0 : _match_groups2.years, isNegative),
+        months: parseDurationGroup((_match_groups3 = match.groups) === null || _match_groups3 === void 0 ? void 0 : _match_groups3.months, isNegative),
+        weeks: parseDurationGroup((_match_groups4 = match.groups) === null || _match_groups4 === void 0 ? void 0 : _match_groups4.weeks, isNegative),
+        days: parseDurationGroup((_match_groups5 = match.groups) === null || _match_groups5 === void 0 ? void 0 : _match_groups5.days, isNegative),
+        hours: parseDurationGroup((_match_groups6 = match.groups) === null || _match_groups6 === void 0 ? void 0 : _match_groups6.hours, isNegative),
+        minutes: parseDurationGroup((_match_groups7 = match.groups) === null || _match_groups7 === void 0 ? void 0 : _match_groups7.minutes, isNegative),
+        seconds: parseDurationGroup((_match_groups8 = match.groups) === null || _match_groups8 === void 0 ? void 0 : _match_groups8.seconds, isNegative)
     };
@@ -172,0 +181,0 @@ if (duration.hours !== undefined && duration.hours % 1 !== 0 && (duration.minutes || duration.seconds)) throw new Error(`Invalid ISO 8601 Duration string: ${value} - only the smallest unit can be fractional`);

dist/string.module.js

@@ -21,6 +21,6 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f, CalendarDateTime as $35ea8db9cb2ccb90$export$ca871e8dbb80966f, Time as $35ea8db9cb2ccb90$export$680ea196effce5f, ZonedDateTime as $35ea8db9cb2ccb90$export$d3b7288e7994edea} from "./CalendarDate.module.js";
 const $fae977aafc393c5c$var$TIME_RE = /^(\d{2})(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const $fae977aafc393c5c$var$DATE_RE = /^(\d{4})-(\d{2})-(\d{2})$/;
-const $fae977aafc393c5c$var$DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const $fae977aafc393c5c$var$ZONED_DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
-const $fae977aafc393c5c$var$ABSOLUTE_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
+const $fae977aafc393c5c$var$DATE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})$/;
+const $fae977aafc393c5c$var$DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
+const $fae977aafc393c5c$var$ZONED_DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
+const $fae977aafc393c5c$var$ABSOLUTE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
 const $fae977aafc393c5c$var$DATE_TIME_DURATION_RE = /^((?<negative>-)|\+)?P((?<years>\d*)Y)?((?<months>\d*)M)?((?<weeks>\d*)W)?((?<days>\d*)D)?((?<time>T)((?<hours>\d*[.,]?\d{1,9})H)?((?<minutes>\d*[.,]?\d{1,9})M)?((?<seconds>\d*[.,]?\d{1,9})S)?)?$/;
@@ -54,3 +54,5 @@ const $fae977aafc393c5c$var$requiredDurationTimeGroups = [
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $35ea8db9cb2ccb90$export$ca871e8dbb80966f)($fae977aafc393c5c$var$parseNumber(m[1], 1, 9999), $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $fae977aafc393c5c$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $35ea8db9cb2ccb90$export$ca871e8dbb80966f)(era, year < 1 ? -year + 1 : year, $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $fae977aafc393c5c$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -62,3 +64,5 @@ return date;
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)($fae977aafc393c5c$var$parseNumber(m[1], 1, 9999), $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, m[10], 0, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $fae977aafc393c5c$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)(era, year < 1 ? -year + 1 : year, $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, m[10], 0, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $fae977aafc393c5c$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -81,3 +85,5 @@ let plainDateTime = (0, $11d87f3f76e88657$export$b21e0b124e224484)(date);
     if (!m) throw new Error('Invalid ISO 8601 date time string: ' + value);
-    let date = new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)($fae977aafc393c5c$var$parseNumber(m[1], 1, 9999), $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, timeZone, 0, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
+    let year = $fae977aafc393c5c$var$parseNumber(m[1], -9999, 9999);
+    let era = year < 1 ? 'BC' : 'AD';
+    let date = new (0, $35ea8db9cb2ccb90$export$d3b7288e7994edea)(era, year < 1 ? -year + 1 : year, $fae977aafc393c5c$var$parseNumber(m[2], 1, 12), 1, timeZone, 0, m[4] ? $fae977aafc393c5c$var$parseNumber(m[4], 0, 23) : 0, m[5] ? $fae977aafc393c5c$var$parseNumber(m[5], 0, 59) : 0, m[6] ? $fae977aafc393c5c$var$parseNumber(m[6], 0, 59) : 0, m[7] ? $fae977aafc393c5c$var$parseNumber(m[7], 0, Infinity) * 1000 : 0);
     date.day = $fae977aafc393c5c$var$parseNumber(m[3], 0, date.calendar.getDaysInMonth(date));
@@ -101,3 +107,6 @@ var _m_;
     let gregorianDate = (0, $11d87f3f76e88657$export$b4a036af3fc0b032)(date, new (0, $3b62074eb05584b2$export$80ee6245ec4f29ec)());
-    return `${String(gregorianDate.year).padStart(4, '0')}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
+    let year;
+    if (gregorianDate.era === 'BC') year = gregorianDate.year === 1 ? '0000' : '-' + String(Math.abs(1 - gregorianDate.year)).padStart(6, '00');
+    else year = String(gregorianDate.year).padStart(4, '0');
+    return `${year}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
 }
@@ -122,7 +131,7 @@ function $fae977aafc393c5c$export$4223de14708adc63(date) {
     if (!match) throw new Error(`Invalid ISO 8601 Duration string: ${value}`);
-    const parseDurationGroup = (group, isNegative, min, max)=>{
+    const parseDurationGroup = (group, isNegative)=>{
         if (!group) return 0;
         try {
             const sign = isNegative ? -1 : 1;
-            return sign * $fae977aafc393c5c$var$parseNumber(group.replace(',', '.'), min, max);
+            return sign * Number(group.replace(',', '.'));
         } catch  {
@@ -147,9 +156,9 @@ throw new Error(`Invalid ISO 8601 Duration string: ${value}`);
     const duration = {
-        years: parseDurationGroup((_match_groups2 = match.groups) === null || _match_groups2 === void 0 ? void 0 : _match_groups2.years, isNegative, 0, 9999),
-        months: parseDurationGroup((_match_groups3 = match.groups) === null || _match_groups3 === void 0 ? void 0 : _match_groups3.months, isNegative, 0, 12),
-        weeks: parseDurationGroup((_match_groups4 = match.groups) === null || _match_groups4 === void 0 ? void 0 : _match_groups4.weeks, isNegative, 0, Infinity),
-        days: parseDurationGroup((_match_groups5 = match.groups) === null || _match_groups5 === void 0 ? void 0 : _match_groups5.days, isNegative, 0, 31),
-        hours: parseDurationGroup((_match_groups6 = match.groups) === null || _match_groups6 === void 0 ? void 0 : _match_groups6.hours, isNegative, 0, 23),
-        minutes: parseDurationGroup((_match_groups7 = match.groups) === null || _match_groups7 === void 0 ? void 0 : _match_groups7.minutes, isNegative, 0, 59),
-        seconds: parseDurationGroup((_match_groups8 = match.groups) === null || _match_groups8 === void 0 ? void 0 : _match_groups8.seconds, isNegative, 0, 59)
+        years: parseDurationGroup((_match_groups2 = match.groups) === null || _match_groups2 === void 0 ? void 0 : _match_groups2.years, isNegative),
+        months: parseDurationGroup((_match_groups3 = match.groups) === null || _match_groups3 === void 0 ? void 0 : _match_groups3.months, isNegative),
+        weeks: parseDurationGroup((_match_groups4 = match.groups) === null || _match_groups4 === void 0 ? void 0 : _match_groups4.weeks, isNegative),
+        days: parseDurationGroup((_match_groups5 = match.groups) === null || _match_groups5 === void 0 ? void 0 : _match_groups5.days, isNegative),
+        hours: parseDurationGroup((_match_groups6 = match.groups) === null || _match_groups6 === void 0 ? void 0 : _match_groups6.hours, isNegative),
+        minutes: parseDurationGroup((_match_groups7 = match.groups) === null || _match_groups7 === void 0 ? void 0 : _match_groups7.minutes, isNegative),
+        seconds: parseDurationGroup((_match_groups8 = match.groups) === null || _match_groups8 === void 0 ? void 0 : _match_groups8.seconds, isNegative)
     };
@@ -156,0 +165,0 @@ if (duration.hours !== undefined && duration.hours % 1 !== 0 && (duration.minutes || duration.seconds)) throw new Error(`Invalid ISO 8601 Duration string: ${value} - only the smallest unit can be fractional`);

dist/TaiwanCalendar.main.js

@@ -70,4 +70,3 @@ var $625ad1e1f4c43bc1$exports = require("./CalendarDate.main.js");
     constructor(...args){
-        super(...args);
-        this.identifier = 'roc' // Republic of China
+        super(...args), this.identifier = 'roc' // Republic of China
         ;
@@ -74,0 +73,0 @@ }

dist/TaiwanCalendar.module.js

@@ -64,4 +64,3 @@ import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.module.js";
     constructor(...args){
-        super(...args);
-        this.identifier = 'roc' // Republic of China
+        super(...args), this.identifier = 'roc' // Republic of China
         ;
@@ -68,0 +67,0 @@ }

dist/types.d.ts

@@ -35,2 +35,3 @@ type Mutable<T> = {
 export function isToday(date: DateValue, timeZone: string): boolean;
+type DayOfWeek = 'sun' | 'mon' | 'tue' | 'wed' | 'thu' | 'fri' | 'sat';
 /**
@@ -41,3 +42,3 @@ * Returns the day of week for the given date and locale. Days are numbered from zero to six,
  */
-export function getDayOfWeek(date: DateValue, locale: string): number;
+export function getDayOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): number;
 /** Returns the current time in the given time zone. */
@@ -77,13 +78,13 @@ export function now(timeZone: string): ZonedDateTime;
 /** Returns the first date of the week for the given date and locale. */
-export function startOfWeek(date: ZonedDateTime, locale: string): ZonedDateTime;
-export function startOfWeek(date: CalendarDateTime, locale: string): CalendarDateTime;
-export function startOfWeek(date: CalendarDate, locale: string): CalendarDate;
-export function startOfWeek(date: DateValue, locale: string): DateValue;
+export function startOfWeek(date: ZonedDateTime, locale: string, firstDayOfWeek?: DayOfWeek): ZonedDateTime;
+export function startOfWeek(date: CalendarDateTime, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDateTime;
+export function startOfWeek(date: CalendarDate, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDate;
+export function startOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue;
 /** Returns the last date of the week for the given date and locale. */
-export function endOfWeek(date: ZonedDateTime, locale: string): ZonedDateTime;
-export function endOfWeek(date: CalendarDateTime, locale: string): CalendarDateTime;
-export function endOfWeek(date: CalendarDate, locale: string): CalendarDate;
-export function endOfWeek(date: DateValue, locale: string): DateValue;
+export function endOfWeek(date: ZonedDateTime, locale: string, firstDayOfWeek?: DayOfWeek): ZonedDateTime;
+export function endOfWeek(date: CalendarDateTime, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDateTime;
+export function endOfWeek(date: CalendarDate, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDate;
+export function endOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue;
 /** Returns the number of weeks in the given month and locale. */
-export function getWeeksInMonth(date: DateValue, locale: string): number;
+export function getWeeksInMonth(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): number;
 /** Returns the lesser of the two provider dates. */
@@ -619,5 +620,2 @@ export function minDate<A extends DateValue, B extends DateValue>(a?: A | null, b?: B | null): A | B | null | undefined;
 export function createCalendar(name: string): Calendar;
-interface ResolvedDateTimeFormatOptions extends Intl.ResolvedDateTimeFormatOptions {
-    hourCycle?: Intl.DateTimeFormatOptions['hourCycle'];
-}
 interface DateRangeFormatPart extends Intl.DateTimeFormatPart {
@@ -638,5 +636,5 @@ source: 'startRange' | 'endRange' | 'shared';
     /** Returns the resolved formatting options based on the values passed to the constructor. */
-    resolvedOptions(): ResolvedDateTimeFormatOptions;
+    resolvedOptions(): Intl.ResolvedDateTimeFormatOptions;
 }
 
 //# sourceMappingURL=types.d.ts.map

package.json

 {
   "name": "@internationalized/date",
-  "version": "3.0.0-nightly-bebc9764a-241010",
+  "version": "3.0.0-nightly-c53ab48ec-250115",
   "description": "Internationalized calendar, date, and time manipulation utilities",
@@ -29,4 +29,3 @@ "license": "Apache-2.0",
     "access": "public"
-  },
-  "stableVersion": "3.5.6"
+  }
 }

src/conversion.ts

@@ -190,3 +190,3 @@ /*
 
-  return new ZonedDateTime(year, month, day, timeZone, offset, hour, minute, second, millisecond);
+  return new ZonedDateTime(year < 1 ? 'BC' : 'AD', year < 1 ? -year + 1 : year, month, day, timeZone, offset, hour, minute, second, millisecond);
 }
@@ -193,0 +193,0 @@

src/DateFormatter.ts

@@ -15,6 +15,2 @@ /*
 
-interface ResolvedDateTimeFormatOptions extends Intl.ResolvedDateTimeFormatOptions {
-  hourCycle?: Intl.DateTimeFormatOptions['hourCycle']
-}
-
 interface DateRangeFormatPart extends Intl.DateTimeFormatPart {
@@ -83,4 +79,4 @@ source: 'startRange' | 'endRange' | 'shared'
   /** Returns the resolved formatting options based on the values passed to the constructor. */
-  resolvedOptions(): ResolvedDateTimeFormatOptions {
-    let resolvedOptions = this.formatter.resolvedOptions() as ResolvedDateTimeFormatOptions;
+  resolvedOptions(): Intl.ResolvedDateTimeFormatOptions {
+    let resolvedOptions = this.formatter.resolvedOptions();
     if (hasBuggyResolvedHourCycle()) {
@@ -161,6 +157,6 @@ if (!this.resolvedHourCycle) {
   if (_hasBuggyResolvedHourCycle == null) {
-    _hasBuggyResolvedHourCycle = (new Intl.DateTimeFormat('fr', {
+    _hasBuggyResolvedHourCycle = new Intl.DateTimeFormat('fr', {
       hour: 'numeric',
       hour12: false
-    }).resolvedOptions() as ResolvedDateTimeFormatOptions).hourCycle === 'h12';
+    }).resolvedOptions().hourCycle === 'h12';
   }
@@ -167,0 +163,0 @@

src/queries.ts

@@ -67,2 +67,14 @@ /*
 
+const DAY_MAP = {
+  sun: 0,
+  mon: 1,
+  tue: 2,
+  wed: 3,
+  thu: 4,
+  fri: 5,
+  sat: 6
+};
+
+type DayOfWeek = 'sun' | 'mon' | 'tue' | 'wed' | 'thu' | 'fri' | 'sat';
+
 /**
@@ -73,3 +85,3 @@ * Returns the day of week for the given date and locale. Days are numbered from zero to six,
  */
-export function getDayOfWeek(date: DateValue, locale: string): number {
+export function getDayOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): number {
   let julian = date.calendar.toJulianDay(date);
@@ -79,3 +91,4 @@
   // accordingly.  Julian day 0 is Monday.
-  let dayOfWeek = Math.ceil(julian + 1 - getWeekStart(locale)) % 7;
+  let weekStart = firstDayOfWeek ? DAY_MAP[firstDayOfWeek] : getWeekStart(locale);
+  let dayOfWeek = Math.ceil(julian + 1 - weekStart) % 7;
   if (dayOfWeek < 0) {
@@ -187,8 +200,8 @@ dayOfWeek += 7;
 /** Returns the first date of the week for the given date and locale. */
-export function startOfWeek(date: ZonedDateTime, locale: string): ZonedDateTime;
-export function startOfWeek(date: CalendarDateTime, locale: string): CalendarDateTime;
-export function startOfWeek(date: CalendarDate, locale: string): CalendarDate;
-export function startOfWeek(date: DateValue, locale: string): DateValue;
-export function startOfWeek(date: DateValue, locale: string): DateValue {
-  let dayOfWeek = getDayOfWeek(date, locale);
+export function startOfWeek(date: ZonedDateTime, locale: string, firstDayOfWeek?: DayOfWeek): ZonedDateTime;
+export function startOfWeek(date: CalendarDateTime, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDateTime;
+export function startOfWeek(date: CalendarDate, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDate;
+export function startOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue;
+export function startOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue {
+  let dayOfWeek = getDayOfWeek(date, locale, firstDayOfWeek);
   return date.subtract({days: dayOfWeek});
@@ -198,8 +211,8 @@ }
 /** Returns the last date of the week for the given date and locale. */
-export function endOfWeek(date: ZonedDateTime, locale: string): ZonedDateTime;
-export function endOfWeek(date: CalendarDateTime, locale: string): CalendarDateTime;
-export function endOfWeek(date: CalendarDate, locale: string): CalendarDate;
-export function endOfWeek(date: DateValue, locale: string): DateValue;
-export function endOfWeek(date: DateValue, locale: string): DateValue {
-  return startOfWeek(date, locale).add({days: 6});
+export function endOfWeek(date: ZonedDateTime, locale: string, firstDayOfWeek?: DayOfWeek): ZonedDateTime;
+export function endOfWeek(date: CalendarDateTime, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDateTime;
+export function endOfWeek(date: CalendarDate, locale: string, firstDayOfWeek?: DayOfWeek): CalendarDate;
+export function endOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue;
+export function endOfWeek(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): DateValue {
+  return startOfWeek(date, locale, firstDayOfWeek).add({days: 6});
 }
@@ -241,5 +254,5 @@
 /** Returns the number of weeks in the given month and locale. */
-export function getWeeksInMonth(date: DateValue, locale: string): number {
+export function getWeeksInMonth(date: DateValue, locale: string, firstDayOfWeek?: DayOfWeek): number {
   let days = date.calendar.getDaysInMonth(date);
-  return Math.ceil((getDayOfWeek(startOfMonth(date), locale) + days) / 7);
+  return Math.ceil((getDayOfWeek(startOfMonth(date), locale, firstDayOfWeek) + days) / 7);
 }
@@ -246,0 +259,0 @@

src/string.ts

@@ -21,6 +21,6 @@ /*
 const TIME_RE = /^(\d{2})(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const DATE_RE = /^(\d{4})-(\d{2})-(\d{2})$/;
-const DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
-const ZONED_DATE_TIME_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
-const ABSOLUTE_RE = /^(\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
+const DATE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})$/;
+const DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?$/;
+const ZONED_DATE_TIME_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:([+-]\d{2})(?::?(\d{2}))?)?\[(.*?)\]$/;
+const ABSOLUTE_RE = /^([+-]\d{6}|\d{4})-(\d{2})-(\d{2})(?:T(\d{2}))?(?::(\d{2}))?(?::(\d{2}))?(\.\d+)?(?:(?:([+-]\d{2})(?::?(\d{2}))?)|Z)$/;
 const DATE_TIME_DURATION_RE =
@@ -70,4 +70,8 @@ /^((?<negative>-)|\+)?P((?<years>\d*)Y)?((?<months>\d*)M)?((?<weeks>\d*)W)?((?<days>\d*)D)?((?<time>T)((?<hours>\d*[.,]?\d{1,9})H)?((?<minutes>\d*[.,]?\d{1,9})M)?((?<seconds>\d*[.,]?\d{1,9})S)?)?$/;
 
+  let year = parseNumber(m[1], -9999, 9999);
+  let era = year < 1 ? 'BC' : 'AD';
+
   let date: Mutable<CalendarDateTime> = new CalendarDateTime(
-    parseNumber(m[1], 1, 9999),
+    era,
+    year < 1 ? -year + 1 : year,
     parseNumber(m[2], 1, 12),
@@ -97,4 +101,8 @@ 1,
 
+  let year = parseNumber(m[1], -9999, 9999);
+  let era = year < 1 ? 'BC' : 'AD';
+
   let date: Mutable<ZonedDateTime> = new ZonedDateTime(
-    parseNumber(m[1], 1, 9999),
+    era,
+    year < 1 ? -year + 1 : year,
     parseNumber(m[2], 1, 12),
@@ -142,4 +150,8 @@ 1,
 
+  let year = parseNumber(m[1], -9999, 9999);
+  let era = year < 1 ? 'BC' : 'AD';
+
   let date: Mutable<ZonedDateTime> = new ZonedDateTime(
-    parseNumber(m[1], 1, 9999),
+    era,
+    year < 1 ? -year + 1 : year,
     parseNumber(m[2], 1, 12),
@@ -187,3 +199,11 @@ 1,
   let gregorianDate = toCalendar(date, new GregorianCalendar());
-  return `${String(gregorianDate.year).padStart(4, '0')}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
+  let year: string;
+  if (gregorianDate.era === 'BC') {
+    year = gregorianDate.year === 1 
+      ? '0000'
+      : '-' + String(Math.abs(1 - gregorianDate.year)).padStart(6, '00');
+  } else {
+    year = String(gregorianDate.year).padStart(4, '0');
+  }
+  return `${year}-${String(gregorianDate.month).padStart(2, '0')}-${String(gregorianDate.day).padStart(2, '0')}`;
 }
@@ -222,5 +242,3 @@
     group: string | undefined,
-    isNegative: boolean,
-    min: number,
-    max: number
+    isNegative: boolean
   ): number => {
@@ -232,3 +250,3 @@ if (!group) {
       const sign = isNegative ? -1 : 1;
-      return sign * parseNumber(group.replace(',', '.'), min, max);
+      return sign * Number(group.replace(',', '.'));
     } catch {
@@ -257,9 +275,9 @@ throw new Error(`Invalid ISO 8601 Duration string: ${value}`);
   const duration: Mutable<DateTimeDuration> = {
-    years: parseDurationGroup(match.groups?.years, isNegative, 0, 9999),
-    months: parseDurationGroup(match.groups?.months, isNegative, 0, 12),
-    weeks: parseDurationGroup(match.groups?.weeks, isNegative, 0, Infinity),
-    days: parseDurationGroup(match.groups?.days, isNegative, 0, 31),
-    hours: parseDurationGroup(match.groups?.hours, isNegative, 0, 23),
-    minutes: parseDurationGroup(match.groups?.minutes, isNegative, 0, 59),
-    seconds: parseDurationGroup(match.groups?.seconds, isNegative, 0, 59)
+    years: parseDurationGroup(match.groups?.years, isNegative),
+    months: parseDurationGroup(match.groups?.months, isNegative),
+    weeks: parseDurationGroup(match.groups?.weeks, isNegative),
+    days: parseDurationGroup(match.groups?.days, isNegative),
+    hours: parseDurationGroup(match.groups?.hours, isNegative),
+    minutes: parseDurationGroup(match.groups?.minutes, isNegative),
+    seconds: parseDurationGroup(match.groups?.seconds, isNegative)
   };
@@ -266,0 +284,0 @@

No alert changes

Improved metrics

Total package byte prevSize

991653

increased by0.63%

Lines of code

11905

increased by0.46%

No dependency changes