66 lines
2.3 KiB
Plaintext
66 lines
2.3 KiB
Plaintext
/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/ // https://en.wikipedia.org/wiki/Right-to-left
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const $148a7a147e38ea7f$var$RTL_SCRIPTS = new Set([
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'Arab',
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'Syrc',
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'Samr',
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'Mand',
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'Thaa',
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'Mend',
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'Nkoo',
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'Adlm',
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'Rohg',
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'Hebr'
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]);
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const $148a7a147e38ea7f$var$RTL_LANGS = new Set([
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'ae',
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'ar',
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'arc',
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'bcc',
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'bqi',
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'ckb',
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'dv',
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'fa',
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'glk',
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'he',
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'ku',
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'mzn',
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'nqo',
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'pnb',
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'ps',
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'sd',
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'ug',
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'ur',
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'yi'
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]);
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function $148a7a147e38ea7f$export$702d680b21cbd764(localeString) {
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// If the Intl.Locale API is available, use it to get the locale's text direction.
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if (Intl.Locale) {
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let locale = new Intl.Locale(localeString).maximize();
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// Use the text info object to get the direction if possible.
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// @ts-ignore - this was implemented as a property by some browsers before it was standardized as a function.
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Locale/getTextInfo
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let textInfo = typeof locale.getTextInfo === 'function' ? locale.getTextInfo() : locale.textInfo;
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if (textInfo) return textInfo.direction === 'rtl';
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// Fallback: guess using the script.
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// This is more accurate than guessing by language, since languages can be written in multiple scripts.
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if (locale.script) return $148a7a147e38ea7f$var$RTL_SCRIPTS.has(locale.script);
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}
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// If not, just guess by the language (first part of the locale)
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let lang = localeString.split('-')[0];
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return $148a7a147e38ea7f$var$RTL_LANGS.has(lang);
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}
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export {$148a7a147e38ea7f$export$702d680b21cbd764 as isRTL};
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//# sourceMappingURL=utils.module.js.map
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