11 lines
304 B
JavaScript
11 lines
304 B
JavaScript
import assertString from './util/assertString';
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var localeReg = /^[A-z]{2,4}([_-]([A-z]{4}|[\d]{3}))?([_-]([A-z]{2}|[\d]{3}))?$/;
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export default function isLocale(str) {
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assertString(str);
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if (str === 'en_US_POSIX' || str === 'ca_ES_VALENCIA') {
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return true;
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}
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return localeReg.test(str);
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} |