Match multiple substrings RegEx

hasSubstring.ts

function matcMultiple(subject: string, strings: string[]) {
  const regexMetachars = /[(){[*+?.\\^$|]/g;

  for (let i = 0; i < strings.length; i++) {
    strings[i] = strings[i].replace(regexMetachars, '\\$&');
  }

  const regex = new RegExp('\\b(?:' + strings.join('|') + ')\\b', 'gi');

  return subject.match(regex) || [];
}

export function hasSubstring(subject: string, substrings: string[]) {
  const regexMatchArr = matcMultiple(subject, substrings);
  return !!regexMatchArr.length;
}