Function _escapeRegExp

docs/_static/searchtools.js:59–60

(string)

 * See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions#escaping
 */
const _escapeRegExp = (string) =>
  string.replace(/[.*+\-?^${}()|[\]\\]/g, "\\$&"); // $& means the whole matched string

const _escapeHTML = (text) => {
  return text