@formatjs/intl-enumerator/src/get-supported-calendars.js

Intl.Enumerator polyfill

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getSupportedCalendars = getSupportedCalendars;
var ecma402_abstract_1 = require("@formatjs/ecma402-abstract");
var calendars_generated_1 = require("./calendars.generated");
function isSupportedCalendar(item, locale) {
    if (locale === void 0) { locale = 'en'; }
    try {
        var dateTimeFormat = (0, ecma402_abstract_1.createMemoizedDateTimeFormat)("".concat(locale, "-u-ca-").concat(item));
        var options = dateTimeFormat.resolvedOptions().calendar;
        if (item !== 'gregory' || options !== 'gregory')
            return true;
    }
    catch (_err) { }
    return false;
}
function getSupportedCalendars(localePrefix) {
    return calendars_generated_1.calendars.filter(function (calendar) {
        return isSupportedCalendar(calendar, localePrefix);
    });
}