createContainerLoader example

use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;

/** * @author Yonel Ceruto <yonelceruto@gmail.com> */
trait ExtensionTrait
{
    private function executeConfiguratorCallback(ContainerBuilder $container, \Closure $callback, ConfigurableExtensionInterface $subject): void
    {
        $env = $container->getParameter('kernel.environment');
        $loader = $this->createContainerLoader($container, $env);
        $file = (new \ReflectionObject($subject))->getFileName();
        $bundleLoader = $loader->getResolver()->resolve($file);
        if (!$bundleLoader instanceof PhpFileLoader) {
            throw new \LogicException('Unable to create the ContainerConfigurator.');
        }
        $bundleLoader->setCurrentDir(\dirname($file));
        $instanceof = &\Closure::bind(fn &() => $this->instanceof, $bundleLoader, $bundleLoader)();

        try {
            $callback(new ContainerConfigurator($container, $bundleLoader, $instanceof, $file, $file, $env));
        } finally {
            

use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;

/** * @author Yonel Ceruto <yonelceruto@gmail.com> */
trait ExtensionTrait
{
    private function executeConfiguratorCallback(ContainerBuilder $container, \Closure $callback, ConfigurableExtensionInterface $subject): void
    {
        $env = $container->getParameter('kernel.environment');
        $loader = $this->createContainerLoader($container, $env);
        $file = (new \ReflectionObject($subject))->getFileName();
        $bundleLoader = $loader->getResolver()->resolve($file);
        if (!$bundleLoader instanceof PhpFileLoader) {
            throw new \LogicException('Unable to create the ContainerConfigurator.');
        }
        $bundleLoader->setCurrentDir(\dirname($file));
        $instanceof = &\Closure::bind(fn &() => $this->instanceof, $bundleLoader, $bundleLoader)();

        try {
            $callback(new ContainerConfigurator($container, $bundleLoader, $instanceof, $file, $file, $env));
        } finally {