docs: public static boolean matchRegex(Object left, Object right) {
          if (left == null || right == null) return false;
          Pattern pattern;
          if (right instanceof Pattern) {
              pattern = (Pattern) right;
          } else {
              pattern = Pattern.compile(toString(right));
          }
          String stringToCompare = toString(left);
          Matcher matcher = pattern.matcher(stringToCompare);
          RegexSupport.setLastMatcher(matcher);
          return matcher.matches();
      }