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node_modules/@internationalized/date/dist/JapaneseCalendar.mjs

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+import {CalendarDate as $35ea8db9cb2ccb90$export$99faa760c7908e4f} from "./CalendarDate.mjs";
+import {GregorianCalendar as $3b62074eb05584b2$export$80ee6245ec4f29ec} from "./GregorianCalendar.mjs";
+
+/*
+ * Copyright 2020 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */ // Portions of the code in this file are based on code from the TC39 Temporal proposal.
+// Original licensing can be found in the NOTICE file in the root directory of this source tree.
+
+
+const $62225008020f0a13$var$ERA_START_DATES = [
+    [
+        1868,
+        9,
+        8
+    ],
+    [
+        1912,
+        7,
+        30
+    ],
+    [
+        1926,
+        12,
+        25
+    ],
+    [
+        1989,
+        1,
+        8
+    ],
+    [
+        2019,
+        5,
+        1
+    ]
+];
+const $62225008020f0a13$var$ERA_END_DATES = [
+    [
+        1912,
+        7,
+        29
+    ],
+    [
+        1926,
+        12,
+        24
+    ],
+    [
+        1989,
+        1,
+        7
+    ],
+    [
+        2019,
+        4,
+        30
+    ]
+];
+const $62225008020f0a13$var$ERA_ADDENDS = [
+    1867,
+    1911,
+    1925,
+    1988,
+    2018
+];
+const $62225008020f0a13$var$ERA_NAMES = [
+    'meiji',
+    'taisho',
+    'showa',
+    'heisei',
+    'reiwa'
+];
+function $62225008020f0a13$var$findEraFromGregorianDate(date) {
+    const idx = $62225008020f0a13$var$ERA_START_DATES.findIndex(([year, month, day])=>{
+        if (date.year < year) return true;
+        if (date.year === year && date.month < month) return true;
+        if (date.year === year && date.month === month && date.day < day) return true;
+        return false;
+    });
+    if (idx === -1) return $62225008020f0a13$var$ERA_START_DATES.length - 1;
+    if (idx === 0) return 0;
+    return idx - 1;
+}
+function $62225008020f0a13$var$toGregorian(date) {
+    let eraAddend = $62225008020f0a13$var$ERA_ADDENDS[$62225008020f0a13$var$ERA_NAMES.indexOf(date.era)];
+    if (!eraAddend) throw new Error('Unknown era: ' + date.era);
+    return new (0, $35ea8db9cb2ccb90$export$99faa760c7908e4f)(date.year + eraAddend, date.month, date.day);
+}
+class $62225008020f0a13$export$b746ab2b60cdffbf extends (0, $3b62074eb05584b2$export$80ee6245ec4f29ec) {
+    fromJulianDay(jd) {
+        let date = super.fromJulianDay(jd);
+        let era = $62225008020f0a13$var$findEraFromGregorianDate(date);
+        return new (0, $35ea8db9cb2ccb90$export$99faa760c7908e4f)(this, $62225008020f0a13$var$ERA_NAMES[era], date.year - $62225008020f0a13$var$ERA_ADDENDS[era], date.month, date.day);
+    }
+    toJulianDay(date) {
+        return super.toJulianDay($62225008020f0a13$var$toGregorian(date));
+    }
+    balanceDate(date) {
+        let gregorianDate = $62225008020f0a13$var$toGregorian(date);
+        let era = $62225008020f0a13$var$findEraFromGregorianDate(gregorianDate);
+        if ($62225008020f0a13$var$ERA_NAMES[era] !== date.era) {
+            date.era = $62225008020f0a13$var$ERA_NAMES[era];
+            date.year = gregorianDate.year - $62225008020f0a13$var$ERA_ADDENDS[era];
+        }
+        // Constrain in case we went before the first supported era.
+        this.constrainDate(date);
+    }
+    constrainDate(date) {
+        let idx = $62225008020f0a13$var$ERA_NAMES.indexOf(date.era);
+        let end = $62225008020f0a13$var$ERA_END_DATES[idx];
+        if (end != null) {
+            let [endYear, endMonth, endDay] = end;
+            // Constrain the year to the maximum possible value in the era.
+            // Then constrain the month and day fields within that.
+            let maxYear = endYear - $62225008020f0a13$var$ERA_ADDENDS[idx];
+            date.year = Math.max(1, Math.min(maxYear, date.year));
+            if (date.year === maxYear) {
+                date.month = Math.min(endMonth, date.month);
+                if (date.month === endMonth) date.day = Math.min(endDay, date.day);
+            }
+        }
+        if (date.year === 1 && idx >= 0) {
+            let [, startMonth, startDay] = $62225008020f0a13$var$ERA_START_DATES[idx];
+            date.month = Math.max(startMonth, date.month);
+            if (date.month === startMonth) date.day = Math.max(startDay, date.day);
+        }
+    }
+    getEras() {
+        return $62225008020f0a13$var$ERA_NAMES;
+    }
+    getYearsInEra(date) {
+        // Get the number of years in the era, taking into account the date's month and day fields.
+        let era = $62225008020f0a13$var$ERA_NAMES.indexOf(date.era);
+        let cur = $62225008020f0a13$var$ERA_START_DATES[era];
+        let next = $62225008020f0a13$var$ERA_START_DATES[era + 1];
+        if (next == null) // 9999 gregorian is the maximum year allowed.
+        return 9999 - cur[0] + 1;
+        let years = next[0] - cur[0];
+        if (date.month < next[1] || date.month === next[1] && date.day < next[2]) years++;
+        return years;
+    }
+    getDaysInMonth(date) {
+        return super.getDaysInMonth($62225008020f0a13$var$toGregorian(date));
+    }
+    getMinimumMonthInYear(date) {
+        let start = $62225008020f0a13$var$getMinimums(date);
+        return start ? start[1] : 1;
+    }
+    getMinimumDayInMonth(date) {
+        let start = $62225008020f0a13$var$getMinimums(date);
+        return start && date.month === start[1] ? start[2] : 1;
+    }
+    constructor(...args){
+        super(...args), this.identifier = 'japanese';
+    }
+}
+function $62225008020f0a13$var$getMinimums(date) {
+    if (date.year === 1) {
+        let idx = $62225008020f0a13$var$ERA_NAMES.indexOf(date.era);
+        return $62225008020f0a13$var$ERA_START_DATES[idx];
+    }
+}
+
+
+export {$62225008020f0a13$export$b746ab2b60cdffbf as JapaneseCalendar};
+//# sourceMappingURL=JapaneseCalendar.module.js.map