211 lines
10 KiB
JavaScript
211 lines
10 KiB
JavaScript
import { __assign } from "tslib";
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import { CanonicalizeLocaleList, GetOption, GetOptionsObject, IsWellFormedCurrencyCode, SupportedLocales, ToString, getInternalSlot, getMultiInternalSlots, invariant, setInternalSlot, } from '@formatjs/ecma402-abstract';
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import { CanonicalCodeForDisplayNames } from './abstract/CanonicalCodeForDisplayNames';
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import { IsValidDateTimeFieldCode } from './abstract/IsValidDateTimeFieldCode';
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import { ResolveLocale } from '@formatjs/intl-localematcher';
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var DisplayNames = /** @class */ (function () {
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function DisplayNames(locales, options) {
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var _newTarget = this.constructor;
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if (_newTarget === undefined) {
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throw TypeError("Constructor Intl.DisplayNames requires 'new'");
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}
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var requestedLocales = CanonicalizeLocaleList(locales);
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options = GetOptionsObject(options);
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var opt = Object.create(null);
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var localeData = DisplayNames.localeData;
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var matcher = GetOption(options, 'localeMatcher', 'string', ['lookup', 'best fit'], 'best fit');
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opt.localeMatcher = matcher;
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var r = ResolveLocale(Array.from(DisplayNames.availableLocales), requestedLocales, opt, [], // there is no relevantExtensionKeys
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DisplayNames.localeData, DisplayNames.getDefaultLocale);
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var style = GetOption(options, 'style', 'string', ['narrow', 'short', 'long'], 'long');
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setSlot(this, 'style', style);
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var type = GetOption(options, 'type', 'string', ['language', 'region', 'script', 'currency', 'calendar', 'dateTimeField'], undefined);
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if (type === undefined) {
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throw TypeError("Intl.DisplayNames constructor requires \"type\" option");
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}
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setSlot(this, 'type', type);
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var fallback = GetOption(options, 'fallback', 'string', ['code', 'none'], 'code');
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setSlot(this, 'fallback', fallback);
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setSlot(this, 'locale', r.locale);
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var dataLocale = r.dataLocale;
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var dataLocaleData = localeData[dataLocale];
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invariant(!!dataLocaleData, "Missing locale data for ".concat(dataLocale));
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setSlot(this, 'localeData', dataLocaleData);
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invariant(dataLocaleData !== undefined, "locale data for ".concat(r.locale, " does not exist."));
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var types = dataLocaleData.types;
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invariant(typeof types === 'object' && types != null, 'invalid types data');
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var typeFields = types[type];
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invariant(typeof typeFields === 'object' && typeFields != null, 'invalid typeFields data');
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var languageDisplay = GetOption(options, 'languageDisplay', 'string', ['dialect', 'standard'], 'dialect');
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if (type === 'language') {
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setSlot(this, 'languageDisplay', languageDisplay);
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// Using types[type] instead of typeFields because TypeScript cannot infer the correct type
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var typeFields_1 = types[type][languageDisplay];
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invariant(typeof typeFields_1 === 'object' && typeFields_1 != null, 'invalid language typeFields data');
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}
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// Using types[type] instead of typeFields because TypeScript cannot infer the correct type
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var styleFields = type === 'language'
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? types[type][languageDisplay][style]
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: types[type][style];
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invariant(typeof styleFields === 'object' && styleFields != null, 'invalid styleFields data');
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setSlot(this, 'fields', styleFields);
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}
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DisplayNames.supportedLocalesOf = function (locales, options) {
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return SupportedLocales(DisplayNames.availableLocales, CanonicalizeLocaleList(locales), options);
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};
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DisplayNames.__addLocaleData = function () {
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var data = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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data[_i] = arguments[_i];
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}
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for (var _a = 0, data_1 = data; _a < data_1.length; _a++) {
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var _b = data_1[_a], d = _b.data, locale = _b.locale;
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var minimizedLocale = new Intl.Locale(locale)
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.minimize()
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.toString();
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DisplayNames.localeData[locale] = DisplayNames.localeData[minimizedLocale] = d;
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DisplayNames.availableLocales.add(minimizedLocale);
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DisplayNames.availableLocales.add(locale);
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if (!DisplayNames.__defaultLocale) {
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DisplayNames.__defaultLocale = minimizedLocale;
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}
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}
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};
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DisplayNames.prototype.of = function (code) {
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checkReceiver(this, 'of');
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var type = getSlot(this, 'type');
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var codeAsString = ToString(code);
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if (!isValidCodeForDisplayNames(type, codeAsString)) {
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throw RangeError('invalid code for Intl.DisplayNames.prototype.of');
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}
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var _a = getMultiInternalSlots(__INTERNAL_SLOT_MAP__, this, 'localeData', 'style', 'fallback'), localeData = _a.localeData, style = _a.style, fallback = _a.fallback;
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// Canonicalize the case.
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var canonicalCode = CanonicalCodeForDisplayNames(type, codeAsString);
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var name;
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if (type === 'language') {
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var languageDisplay = getSlot(this, 'languageDisplay');
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name = getNameForTypeLanguage(languageDisplay, localeData, style, canonicalCode, fallback);
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}
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else {
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// All the other types
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var typesData = localeData.types[type];
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name = typesData[style][canonicalCode] || typesData.long[canonicalCode];
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}
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if (name !== undefined) {
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return name;
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}
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if (fallback === 'code') {
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return codeAsString;
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}
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};
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DisplayNames.prototype.resolvedOptions = function () {
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checkReceiver(this, 'resolvedOptions');
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return __assign({}, getMultiInternalSlots(__INTERNAL_SLOT_MAP__, this, 'locale', 'style', 'type', 'fallback', 'languageDisplay'));
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};
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DisplayNames.getDefaultLocale = function () {
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return DisplayNames.__defaultLocale;
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};
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DisplayNames.localeData = {};
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DisplayNames.availableLocales = new Set();
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DisplayNames.__defaultLocale = '';
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DisplayNames.polyfilled = true;
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return DisplayNames;
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}());
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export { DisplayNames };
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// https://tc39.es/proposal-intl-displaynames/#sec-isvalidcodefordisplaynames
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function isValidCodeForDisplayNames(type, code) {
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switch (type) {
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case 'language':
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// subset of unicode_language_id
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// languageCode ["-" scriptCode] ["-" regionCode] *("-" variant)
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// where:
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// - languageCode is either a two letters ISO 639-1 language code or a three letters ISO 639-2 language code.
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// - scriptCode is should be an ISO-15924 four letters script code
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// - regionCode is either an ISO-3166 two letters region code, or a three digits UN M49 Geographic Regions.
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return /^[a-z]{2,3}(-[a-z]{4})?(-([a-z]{2}|\d{3}))?(-([a-z\d]{5,8}|\d[a-z\d]{3}))*$/i.test(code);
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case 'region':
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// unicode_region_subtag
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return /^([a-z]{2}|\d{3})$/i.test(code);
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case 'script':
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// unicode_script_subtag
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return /^[a-z]{4}$/i.test(code);
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case 'currency':
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return IsWellFormedCurrencyCode(code);
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case 'calendar':
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// unicode locale identifier type
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return /^[a-z0-9]{3,8}([-_][a-z0-9]{3,8})*$/i.test(code);
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case 'dateTimeField':
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return IsValidDateTimeFieldCode(code);
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}
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}
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try {
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// IE11 does not have Symbol
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if (typeof Symbol !== 'undefined' && Symbol.toStringTag) {
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Object.defineProperty(DisplayNames.prototype, Symbol.toStringTag, {
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value: 'Intl.DisplayNames',
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configurable: true,
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enumerable: false,
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writable: false,
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});
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}
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Object.defineProperty(DisplayNames, 'length', {
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value: 2,
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writable: false,
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enumerable: false,
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configurable: true,
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});
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}
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catch (e) {
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// Make test 262 compliant
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}
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var __INTERNAL_SLOT_MAP__ = new WeakMap();
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function getSlot(instance, key) {
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return getInternalSlot(__INTERNAL_SLOT_MAP__, instance, key);
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}
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function setSlot(instance, key, value) {
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setInternalSlot(__INTERNAL_SLOT_MAP__, instance, key, value);
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}
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function checkReceiver(receiver, methodName) {
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if (!(receiver instanceof DisplayNames)) {
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throw TypeError("Method Intl.DisplayNames.prototype.".concat(methodName, " called on incompatible receiver"));
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}
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}
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function getNameForTypeLanguage(languageDisplay, localeData, style, canonicalCode, fallback) {
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// First, try to get the name using the canonicalCode
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var typesData = localeData.types.language[languageDisplay];
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var name = typesData[style][canonicalCode] || typesData.long[canonicalCode];
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if (name === undefined) {
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// If no name has been found using the canonicalCode,
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// check if the latter contains a region sub tag
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var regionMatch = /-([a-z]{2}|\d{3})\b/i.exec(canonicalCode);
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if (regionMatch) {
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// Extract the language and region sub tags
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var languageSubTag = canonicalCode.substring(0, regionMatch.index) +
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canonicalCode.substring(regionMatch.index + regionMatch[0].length);
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var regionSubTag = regionMatch[1];
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// Let's try again using languageSubTag this time
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var name_1 = typesData[style][languageSubTag] || typesData.long[languageSubTag];
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// If a name has been found and a region sub tag exists,
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// compose them together or use the code fallback
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if (name_1 !== undefined && regionSubTag) {
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// Retrieve region display names
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var regionsData = localeData.types.region;
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var regionDisplayName = regionsData[style][regionSubTag] || regionsData.long[regionSubTag];
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if (regionDisplayName || fallback === 'code') {
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// Interpolate into locale-specific pattern.
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var pattern = localeData.patterns.locale;
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return pattern
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.replace('{0}', name_1)
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.replace('{1}', regionDisplayName || regionSubTag);
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}
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}
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else {
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return name_1;
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}
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}
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}
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else {
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return name;
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}
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}
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