26 lines
915 B
JavaScript
26 lines
915 B
JavaScript
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import assertString from './util/assertString';
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import { alpha } from './alpha';
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export default function isAlpha(_str) {
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var locale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'en-US';
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var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
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assertString(_str);
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var str = _str;
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var ignore = options.ignore;
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if (ignore) {
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if (ignore instanceof RegExp) {
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str = str.replace(ignore, '');
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} else if (typeof ignore === 'string') {
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str = str.replace(new RegExp("[".concat(ignore.replace(/[-[\]{}()*+?.,\\^$|#\\s]/g, '\\$&'), "]"), 'g'), ''); // escape regex for ignore
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} else {
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throw new Error('ignore should be instance of a String or RegExp');
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}
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}
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if (locale in alpha) {
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return alpha[locale].test(str);
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}
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throw new Error("Invalid locale '".concat(locale, "'"));
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}
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export var locales = Object.keys(alpha);
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