code: public static function isFatalError($error)
      {
          return isset($error['type']) && in_array($error['type'], [E_ERROR, E_PARSE, E_CORE_ERROR, E_CORE_WARNING, E_COMPILE_ERROR, E_COMPILE_WARNING, self::E_HHVM_FATAL_ERROR]);
      }
docs: Returns if error is one of fatal type.
  
  @param array $error error got from error_get_last()
  @return bool if error is one of fatal type