public function match(\Erebot\Interfaces\Event\Base\Generic $event) { if (!$event instanceof \Erebot\Interfaces\Event\Base\Text) { return false; } $prefix = $event->getConnection()->getConfig(null)->getMainCfg()->getCommandsPrefix(); $result = $this->realMatch($prefix, $event->getText()); if (!is_bool($result)) { throw new \Erebot\InvalidValueException('Invalid return value'); } return $result; }