code: public static function getName($value)
      {
          if (!self::has($value)) {
              throw new \InvalidArgumentException(sprintf('No custom token was found for "%s".', $value));
          }
  
          $tokens = self::getMapById();
  
          return 'CT::'.$tokens[$value];
      }
docs: Get name for custom token.
  
  @param int $value custom token value
  
  @return string