Symfony\Component\Form\ValueTransformer\DateTimeToLocalizedStringTransformer::configure PHP Method

    protected function configure()
    {
        $this->addOption('date_format', self::MEDIUM);
        $this->addOption('time_format', self::SHORT);
        $this->addOption('input_timezone', 'UTC');
        $this->addOption('output_timezone', 'UTC');

        if (!in_array($this->getOption('date_format'), self::$formats, true)) {
            throw new \InvalidArgumentException(sprintf('The option "date_format" is expected to be one of "%s". Is "%s"', implode('", "', self::$formats), $this->getOption('time_format')));
        }

        if (!in_array($this->getOption('time_format'), self::$formats, true)) {
            throw new \InvalidArgumentException(sprintf('The option "time_format" is expected to be one of "%s". Is "%s"', implode('", "', self::$formats), $this->getOption('time_format')));
        }

        parent::configure();
    }