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initializeBundles example

        try {
            $this->pluginLoader->initializePlugins($this->getProjectDir());
        } catch (\Throwable $e) {
            if (\defined('\STDERR')) {
                fwrite(\STDERR, 'Warning: Failed to load plugins. Message: ' . $e->getMessage() . \PHP_EOL);
            }
        }

        // init bundles         $this->initializeBundles();

        // init container         $this->initializeContainer();

        // Taken from \Symfony\Component\HttpKernel\Kernel::preBoot()         /** @var ContainerInterface $container */
        $container = $this->container;

        if ($container->hasParameter('kernel.trusted_hosts') && $trustedHosts = $container->getParameter('kernel.trusted_hosts')) {
            Request::setTrustedHosts($trustedHosts);
        }

    protected function getContainerBuilder(KernelInterface $kernel): ContainerBuilder
    {
        if (isset($this->container)) {
            return $this->container;
        }

        if (!$kernel->isDebug() || !$kernel->getContainer()->getParameter('debug.container.dump') || !(new ConfigCache($kernel->getContainer()->getParameter('debug.container.dump'), true))->isFresh()) {
            $buildContainer = \Closure::bind(function D) {
                $this->initializeBundles();

                return $this->buildContainer();
            }, $kernel, $kernel::class);
            $container = $buildContainer();
            $container->getCompilerPassConfig()->setRemovingPasses([]);
            $container->getCompilerPassConfig()->setAfterRemovingPasses([]);
            $container->compile();
        } else {
            $buildContainer = \Closure::bind(function D) {
                $containerBuilder = $this->getContainerBuilder();
                $this->prepareContainer($containerBuilder);

private function preBoot(): ContainerInterface
    {
        if ($this->debug) {
            $this->startTime = microtime(true);
        }
        if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) {
            putenv('SHELL_VERBOSITY=3');
            $_ENV['SHELL_VERBOSITY'] = 3;
            $_SERVER['SHELL_VERBOSITY'] = 3;
        }

        $this->initializeBundles();
        $this->initializeContainer();

        $container = $this->container;

        if ($container->hasParameter('kernel.trusted_hosts') && $trustedHosts = $container->getParameter('kernel.trusted_hosts')) {
            Request::setTrustedHosts($trustedHosts);
        }

        if ($container->hasParameter('kernel.trusted_proxies') && $container->hasParameter('kernel.trusted_headers') && $trustedProxies = $container->getParameter('kernel.trusted_proxies')) {
            Request::setTrustedProxies(\is_array($trustedProxies) ? $trustedProxies : array_map('trim', explode(',', $trustedProxies)), $container->getParameter('kernel.trusted_headers'));
        }

        $kernel = $this->getApplication()->getKernel();
        $kernelContainer = $kernel->getContainer();

        if (!$kernel->isDebug() || !$kernelContainer->getParameter('debug.container.dump') || !(new ConfigCache($kernelContainer->getParameter('debug.container.dump'), true))->isFresh()) {
            if (!$kernel instanceof Kernel) {
                throw new RuntimeException(sprintf('This command does not support the application kernel: "%s" does not extend "%s".', get_debug_type($kernel), Kernel::class));
            }

            $buildContainer = \Closure::bind(function D): ContainerBuilder {
                $this->initializeBundles();

                return $this->buildContainer();
            }, $kernel, $kernel::class);
            $container = $buildContainer();
        } else {
            if (!$kernelContainer instanceof Container) {
                throw new RuntimeException(sprintf('This command does not support the application container: "%s" does not extend "%s".', get_debug_type($kernelContainer), Container::class));
            }

            (new XmlFileLoader($container = new ContainerBuilder($parameterBag = new EnvPlaceholderParameterBag()), new FileLocator()))->load($kernelContainer->getParameter('debug.container.dump'));

$output->title($title);
            $output->table($headers, $rows);
        } else {
            $output->writeln($title);
            $table = new Table($output);
            $table->setHeaders($headers)->setRows($rows)->render();
        }
    }

    protected function findExtension(string $name): ExtensionInterface
    {
        $bundles = $this->initializeBundles();
        $minScore = \INF;

        $kernel = $this->getApplication()->getKernel();
        if ($kernel instanceof ExtensionInterface && ($kernel instanceof ConfigurationInterface || $kernel instanceof ConfigurationExtensionInterface)) {
            if ($name === $kernel->getAlias()) {
                return $kernel;
            }

            if ($kernel->getAlias()) {
                $distance = levenshtein($name, $kernel->getAlias());

    public function __construct($environment, $debug)
    {
        parent::__construct($environment, $debug);

        if ($debug) {
            $this->startTime = microtime(true);
        }

        $this->initializeBundles();
        $this->initializeConfig();

        if (!empty($this->config['phpsettings'])) {
            $this->setPhpSettings($this->config['phpsettings']);
        }

        if ($trustedProxies = $this->config['trustedproxies']) {
            SymfonyRequest::setTrustedProxies($trustedProxies, $this->config['trustedheaderset']);
        }
    }