Sylius\Bundle\OrderBundle\DependencyInjection\Configuration::addExpirationPeriodsSection PHP Метод

    private function addExpirationPeriodsSection(ArrayNodeDefinition $node)
    {
        $node->children()->arrayNode('expiration')->addDefaultsIfNotSet()->children()->scalarNode('cart')->defaultValue('2 days')->cannotBeEmpty()->end()->scalarNode('order')->defaultValue('5 days')->cannotBeEmpty()->end()->end()->end()->end();
    }