34 lines
886 B
JavaScript
34 lines
886 B
JavaScript
import escapeStringRegexp from 'escape-string-regexp';
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import builtinReplacements from './replacements.js';
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const doCustomReplacements = (string, replacements) => {
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for (const [key, value] of replacements) {
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// TODO: Use `String#replaceAll()` when targeting Node.js 16.
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string = string.replace(new RegExp(escapeStringRegexp(key), 'g'), value);
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}
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return string;
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};
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export default function transliterate(string, options) {
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if (typeof string !== 'string') {
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throw new TypeError(`Expected a string, got \`${typeof string}\``);
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}
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options = {
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customReplacements: [],
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...options
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};
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const customReplacements = new Map([
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...builtinReplacements,
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...options.customReplacements
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]);
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string = string.normalize();
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string = doCustomReplacements(string, customReplacements);
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string = string.normalize('NFD').replace(/\p{Diacritic}/gu, '').normalize();
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return string;
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}
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