Initial Commit

vendor/symfony/http-kernel/DependencyInjection/AddAnnotatedClassesToCachePass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Composer\Autoload\ClassLoader;
+use Symfony\Component\Debug\DebugClassLoader;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\Kernel;
+
+/**
+ * Sets the classes to compile in the cache for the container.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class AddAnnotatedClassesToCachePass implements CompilerPassInterface
+{
+    private $kernel;
+
+    public function __construct(Kernel $kernel)
+    {
+        $this->kernel = $kernel;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        $annotatedClasses = $this->kernel->getAnnotatedClassesToCompile();
+        foreach ($container->getExtensions() as $extension) {
+            if ($extension instanceof Extension) {
+                $annotatedClasses = array_merge($annotatedClasses, $extension->getAnnotatedClassesToCompile());
+            }
+        }
+
+        $existingClasses = $this->getClassesInComposerClassMaps();
+
+        $annotatedClasses = $container->getParameterBag()->resolveValue($annotatedClasses);
+        $this->kernel->setAnnotatedClassCache($this->expandClasses($annotatedClasses, $existingClasses));
+    }
+
+    /**
+     * Expands the given class patterns using a list of existing classes.
+     *
+     * @param array $patterns The class patterns to expand
+     * @param array $classes  The existing classes to match against the patterns
+     *
+     * @return array A list of classes derivated from the patterns
+     */
+    private function expandClasses(array $patterns, array $classes)
+    {
+        $expanded = array();
+
+        // Explicit classes declared in the patterns are returned directly
+        foreach ($patterns as $key => $pattern) {
+            if ('\\' !== substr($pattern, -1) && false === strpos($pattern, '*')) {
+                unset($patterns[$key]);
+                $expanded[] = ltrim($pattern, '\\');
+            }
+        }
+
+        // Match patterns with the classes list
+        $regexps = $this->patternsToRegexps($patterns);
+
+        foreach ($classes as $class) {
+            $class = ltrim($class, '\\');
+
+            if ($this->matchAnyRegexps($class, $regexps)) {
+                $expanded[] = $class;
+            }
+        }
+
+        return array_unique($expanded);
+    }
+
+    private function getClassesInComposerClassMaps()
+    {
+        $classes = array();
+
+        foreach (spl_autoload_functions() as $function) {
+            if (!\is_array($function)) {
+                continue;
+            }
+
+            if ($function[0] instanceof DebugClassLoader) {
+                $function = $function[0]->getClassLoader();
+            }
+
+            if (\is_array($function) && $function[0] instanceof ClassLoader) {
+                $classes += array_filter($function[0]->getClassMap());
+            }
+        }
+
+        return array_keys($classes);
+    }
+
+    private function patternsToRegexps($patterns)
+    {
+        $regexps = array();
+
+        foreach ($patterns as $pattern) {
+            // Escape user input
+            $regex = preg_quote(ltrim($pattern, '\\'));
+
+            // Wildcards * and **
+            $regex = strtr($regex, array('\\*\\*' => '.*?', '\\*' => '[^\\\\]*?'));
+
+            // If this class does not end by a slash, anchor the end
+            if ('\\' !== substr($regex, -1)) {
+                $regex .= '$';
+            }
+
+            $regexps[] = '{^\\\\'.$regex.'}';
+        }
+
+        return $regexps;
+    }
+
+    private function matchAnyRegexps($class, $regexps)
+    {
+        $blacklisted = false !== strpos($class, 'Test');
+
+        foreach ($regexps as $regex) {
+            if ($blacklisted && false === strpos($regex, 'Test')) {
+                continue;
+            }
+
+            if (preg_match($regex, '\\'.$class)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/ConfigurableExtension.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * This extension sub-class provides first-class integration with the
+ * Config/Definition Component.
+ *
+ * You can use this as base class if
+ *
+ *    a) you use the Config/Definition component for configuration,
+ *    b) your configuration class is named "Configuration", and
+ *    c) the configuration class resides in the DependencyInjection sub-folder.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ */
+abstract class ConfigurableExtension extends Extension
+{
+    /**
+     * {@inheritdoc}
+     */
+    final public function load(array $configs, ContainerBuilder $container)
+    {
+        $this->loadInternal($this->processConfiguration($this->getConfiguration($configs, $container), $configs), $container);
+    }
+
+    /**
+     * Configures the passed container according to the merged configuration.
+     */
+    abstract protected function loadInternal(array $mergedConfig, ContainerBuilder $container);
+}

vendor/symfony/http-kernel/DependencyInjection/ControllerArgumentValueResolverPass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\Compiler\PriorityTaggedServiceTrait;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\TraceableValueResolver;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+/**
+ * Gathers and configures the argument value resolvers.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+class ControllerArgumentValueResolverPass implements CompilerPassInterface
+{
+    use PriorityTaggedServiceTrait;
+
+    private $argumentResolverService;
+    private $argumentValueResolverTag;
+    private $traceableResolverStopwatch;
+
+    public function __construct(string $argumentResolverService = 'argument_resolver', string $argumentValueResolverTag = 'controller.argument_value_resolver', string $traceableResolverStopwatch = 'debug.stopwatch')
+    {
+        $this->argumentResolverService = $argumentResolverService;
+        $this->argumentValueResolverTag = $argumentValueResolverTag;
+        $this->traceableResolverStopwatch = $traceableResolverStopwatch;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->hasDefinition($this->argumentResolverService)) {
+            return;
+        }
+
+        $resolvers = $this->findAndSortTaggedServices($this->argumentValueResolverTag, $container);
+
+        if ($container->getParameter('kernel.debug') && class_exists(Stopwatch::class) && $container->has($this->traceableResolverStopwatch)) {
+            foreach ($resolvers as $resolverReference) {
+                $id = (string) $resolverReference;
+                $container->register("debug.$id", TraceableValueResolver::class)
+                    ->setDecoratedService($id)
+                    ->setArguments(array(new Reference("debug.$id.inner"), new Reference($this->traceableResolverStopwatch)));
+            }
+        }
+
+        $container
+            ->getDefinition($this->argumentResolverService)
+            ->replaceArgument(1, new IteratorArgument($resolvers))
+        ;
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/Extension.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Extension\Extension as BaseExtension;
+
+/**
+ * Allow adding classes to the class cache.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class Extension extends BaseExtension
+{
+    private $annotatedClasses = array();
+
+    /**
+     * Gets the annotated classes to cache.
+     *
+     * @return array An array of classes
+     */
+    public function getAnnotatedClassesToCompile()
+    {
+        return $this->annotatedClasses;
+    }
+
+    /**
+     * Adds annotated classes to the class cache.
+     *
+     * @param array $annotatedClasses An array of class patterns
+     */
+    public function addAnnotatedClassesToCompile(array $annotatedClasses)
+    {
+        $this->annotatedClasses = array_merge($this->annotatedClasses, $annotatedClasses);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/FragmentRendererPass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\Compiler\ServiceLocatorTagPass;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface;
+
+/**
+ * Adds services tagged kernel.fragment_renderer as HTTP content rendering strategies.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class FragmentRendererPass implements CompilerPassInterface
+{
+    private $handlerService;
+    private $rendererTag;
+
+    public function __construct(string $handlerService = 'fragment.handler', string $rendererTag = 'kernel.fragment_renderer')
+    {
+        $this->handlerService = $handlerService;
+        $this->rendererTag = $rendererTag;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->hasDefinition($this->handlerService)) {
+            return;
+        }
+
+        $definition = $container->getDefinition($this->handlerService);
+        $renderers = array();
+        foreach ($container->findTaggedServiceIds($this->rendererTag, true) as $id => $tags) {
+            $def = $container->getDefinition($id);
+            $class = $container->getParameterBag()->resolveValue($def->getClass());
+
+            if (!$r = $container->getReflectionClass($class)) {
+                throw new InvalidArgumentException(sprintf('Class "%s" used for service "%s" cannot be found.', $class, $id));
+            }
+            if (!$r->isSubclassOf(FragmentRendererInterface::class)) {
+                throw new InvalidArgumentException(sprintf('Service "%s" must implement interface "%s".', $id, FragmentRendererInterface::class));
+            }
+
+            foreach ($tags as $tag) {
+                $renderers[$tag['alias']] = new Reference($id);
+            }
+        }
+
+        $definition->replaceArgument(0, ServiceLocatorTagPass::register($container, $renderers));
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/LazyLoadingFragmentHandler.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Psr\Container\ContainerInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpKernel\Fragment\FragmentHandler;
+
+/**
+ * Lazily loads fragment renderers from the dependency injection container.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class LazyLoadingFragmentHandler extends FragmentHandler
+{
+    private $container;
+    private $initialized = array();
+
+    public function __construct(ContainerInterface $container, RequestStack $requestStack, bool $debug = false)
+    {
+        $this->container = $container;
+
+        parent::__construct($requestStack, array(), $debug);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function render($uri, $renderer = 'inline', array $options = array())
+    {
+        if (!isset($this->initialized[$renderer]) && $this->container->has($renderer)) {
+            $this->addRenderer($this->container->get($renderer));
+            $this->initialized[$renderer] = true;
+        }
+
+        return parent::render($uri, $renderer, $options);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/LoggerPass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\Log\Logger;
+
+/**
+ * Registers the default logger if necessary.
+ *
+ * @author Kévin Dunglas <dunglas@gmail.com>
+ */
+class LoggerPass implements CompilerPassInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        $container->setAlias(LoggerInterface::class, 'logger')
+            ->setPublic(false);
+
+        if ($container->has('logger')) {
+            return;
+        }
+
+        $container->register('logger', Logger::class)
+            ->setPublic(false);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/MergeExtensionConfigurationPass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\MergeExtensionConfigurationPass as BaseMergeExtensionConfigurationPass;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * Ensures certain extensions are always loaded.
+ *
+ * @author Kris Wallsmith <kris@symfony.com>
+ */
+class MergeExtensionConfigurationPass extends BaseMergeExtensionConfigurationPass
+{
+    private $extensions;
+
+    public function __construct(array $extensions)
+    {
+        $this->extensions = $extensions;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        foreach ($this->extensions as $extension) {
+            if (!\count($container->getExtensionConfig($extension))) {
+                $container->loadFromExtension($extension, array());
+            }
+        }
+
+        parent::process($container);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/RegisterControllerArgumentLocatorsPass.php

@@ -0,0 +1,188 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\DependencyInjection\ChildDefinition;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\Compiler\ServiceLocatorTagPass;
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
+use Symfony\Component\DependencyInjection\LazyProxy\ProxyHelper;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\TypedReference;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Creates the service-locators required by ServiceValueResolver.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class RegisterControllerArgumentLocatorsPass implements CompilerPassInterface
+{
+    private $resolverServiceId;
+    private $controllerTag;
+    private $controllerLocator;
+
+    public function __construct(string $resolverServiceId = 'argument_resolver.service', string $controllerTag = 'controller.service_arguments', string $controllerLocator = 'argument_resolver.controller_locator')
+    {
+        $this->resolverServiceId = $resolverServiceId;
+        $this->controllerTag = $controllerTag;
+        $this->controllerLocator = $controllerLocator;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        if (false === $container->hasDefinition($this->resolverServiceId)) {
+            return;
+        }
+
+        $parameterBag = $container->getParameterBag();
+        $controllers = array();
+
+        foreach ($container->findTaggedServiceIds($this->controllerTag, true) as $id => $tags) {
+            $def = $container->getDefinition($id);
+            $def->setPublic(true);
+            $class = $def->getClass();
+            $autowire = $def->isAutowired();
+            $bindings = $def->getBindings();
+
+            // resolve service class, taking parent definitions into account
+            while ($def instanceof ChildDefinition) {
+                $def = $container->findDefinition($def->getParent());
+                $class = $class ?: $def->getClass();
+                $bindings += $def->getBindings();
+            }
+            $class = $parameterBag->resolveValue($class);
+
+            if (!$r = $container->getReflectionClass($class)) {
+                throw new InvalidArgumentException(sprintf('Class "%s" used for service "%s" cannot be found.', $class, $id));
+            }
+            $isContainerAware = $r->implementsInterface(ContainerAwareInterface::class) || is_subclass_of($class, AbstractController::class);
+
+            // get regular public methods
+            $methods = array();
+            $arguments = array();
+            foreach ($r->getMethods(\ReflectionMethod::IS_PUBLIC) as $r) {
+                if ('setContainer' === $r->name && $isContainerAware) {
+                    continue;
+                }
+                if (!$r->isConstructor() && !$r->isDestructor() && !$r->isAbstract()) {
+                    $methods[strtolower($r->name)] = array($r, $r->getParameters());
+                }
+            }
+
+            // validate and collect explicit per-actions and per-arguments service references
+            foreach ($tags as $attributes) {
+                if (!isset($attributes['action']) && !isset($attributes['argument']) && !isset($attributes['id'])) {
+                    $autowire = true;
+                    continue;
+                }
+                foreach (array('action', 'argument', 'id') as $k) {
+                    if (!isset($attributes[$k][0])) {
+                        throw new InvalidArgumentException(sprintf('Missing "%s" attribute on tag "%s" %s for service "%s".', $k, $this->controllerTag, json_encode($attributes, JSON_UNESCAPED_UNICODE), $id));
+                    }
+                }
+                if (!isset($methods[$action = strtolower($attributes['action'])])) {
+                    throw new InvalidArgumentException(sprintf('Invalid "action" attribute on tag "%s" for service "%s": no public "%s()" method found on class "%s".', $this->controllerTag, $id, $attributes['action'], $class));
+                }
+                list($r, $parameters) = $methods[$action];
+                $found = false;
+
+                foreach ($parameters as $p) {
+                    if ($attributes['argument'] === $p->name) {
+                        if (!isset($arguments[$r->name][$p->name])) {
+                            $arguments[$r->name][$p->name] = $attributes['id'];
+                        }
+                        $found = true;
+                        break;
+                    }
+                }
+
+                if (!$found) {
+                    throw new InvalidArgumentException(sprintf('Invalid "%s" tag for service "%s": method "%s()" has no "%s" argument on class "%s".', $this->controllerTag, $id, $r->name, $attributes['argument'], $class));
+                }
+            }
+
+            foreach ($methods as list($r, $parameters)) {
+                /** @var \ReflectionMethod $r */
+
+                // create a per-method map of argument-names to service/type-references
+                $args = array();
+                foreach ($parameters as $p) {
+                    /** @var \ReflectionParameter $p */
+                    $type = $target = ProxyHelper::getTypeHint($r, $p, true);
+                    $invalidBehavior = ContainerInterface::IGNORE_ON_INVALID_REFERENCE;
+
+                    if (isset($arguments[$r->name][$p->name])) {
+                        $target = $arguments[$r->name][$p->name];
+                        if ('?' !== $target[0]) {
+                            $invalidBehavior = ContainerInterface::RUNTIME_EXCEPTION_ON_INVALID_REFERENCE;
+                        } elseif ('' === $target = (string) substr($target, 1)) {
+                            throw new InvalidArgumentException(sprintf('A "%s" tag must have non-empty "id" attributes for service "%s".', $this->controllerTag, $id));
+                        } elseif ($p->allowsNull() && !$p->isOptional()) {
+                            $invalidBehavior = ContainerInterface::NULL_ON_INVALID_REFERENCE;
+                        }
+                    } elseif (isset($bindings[$bindingName = '$'.$p->name]) || isset($bindings[$bindingName = $type])) {
+                        $binding = $bindings[$bindingName];
+
+                        list($bindingValue, $bindingId) = $binding->getValues();
+                        $binding->setValues(array($bindingValue, $bindingId, true));
+
+                        if (!$bindingValue instanceof Reference) {
+                            $args[$p->name] = new Reference('.value.'.$container->hash($bindingValue));
+                            $container->register((string) $args[$p->name], 'mixed')
+                                ->setFactory('current')
+                                ->addArgument(array($bindingValue));
+                        } else {
+                            $args[$p->name] = $bindingValue;
+                        }
+
+                        continue;
+                    } elseif (!$type || !$autowire) {
+                        continue;
+                    } elseif (!$p->allowsNull()) {
+                        $invalidBehavior = ContainerInterface::RUNTIME_EXCEPTION_ON_INVALID_REFERENCE;
+                    }
+
+                    if (Request::class === $type) {
+                        continue;
+                    }
+
+                    if ($type && !$p->isOptional() && !$p->allowsNull() && !class_exists($type) && !interface_exists($type, false)) {
+                        $message = sprintf('Cannot determine controller argument for "%s::%s()": the $%s argument is type-hinted with the non-existent class or interface: "%s".', $class, $r->name, $p->name, $type);
+
+                        // see if the type-hint lives in the same namespace as the controller
+                        if (0 === strncmp($type, $class, strrpos($class, '\\'))) {
+                            $message .= ' Did you forget to add a use statement?';
+                        }
+
+                        throw new InvalidArgumentException($message);
+                    }
+
+                    $args[$p->name] = $type ? new TypedReference($target, $type, $invalidBehavior) : new Reference($target, $invalidBehavior);
+                }
+                // register the maps as a per-method service-locators
+                if ($args) {
+                    $controllers[$id.'::'.$r->name] = ServiceLocatorTagPass::register($container, $args);
+                }
+            }
+        }
+
+        $container->getDefinition($this->resolverServiceId)
+            ->replaceArgument(0, $controllerLocatorRef = ServiceLocatorTagPass::register($container, $controllers));
+
+        $container->setAlias($this->controllerLocator, (string) $controllerLocatorRef);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPass.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * Removes empty service-locators registered for ServiceValueResolver.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class RemoveEmptyControllerArgumentLocatorsPass implements CompilerPassInterface
+{
+    private $controllerLocator;
+
+    public function __construct(string $controllerLocator = 'argument_resolver.controller_locator')
+    {
+        $this->controllerLocator = $controllerLocator;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        $controllerLocator = $container->findDefinition($this->controllerLocator);
+        $controllers = $controllerLocator->getArgument(0);
+
+        foreach ($controllers as $controller => $argumentRef) {
+            $argumentLocator = $container->getDefinition((string) $argumentRef->getValues()[0]);
+
+            if (!$argumentLocator->getArgument(0)) {
+                // remove empty argument locators
+                $reason = sprintf('Removing service-argument resolver for controller "%s": no corresponding services exist for the referenced types.', $controller);
+            } else {
+                // any methods listed for call-at-instantiation cannot be actions
+                $reason = false;
+                list($id, $action) = explode('::', $controller);
+                $controllerDef = $container->getDefinition($id);
+                foreach ($controllerDef->getMethodCalls() as list($method)) {
+                    if (0 === strcasecmp($action, $method)) {
+                        $reason = sprintf('Removing method "%s" of service "%s" from controller candidates: the method is called at instantiation, thus cannot be an action.', $action, $id);
+                        break;
+                    }
+                }
+                if (!$reason) {
+                    // Deprecated since Symfony 4.1. See Symfony\Component\HttpKernel\Controller\ContainerControllerResolver
+                    $controllers[$id.':'.$action] = $argumentRef;
+
+                    if ('__invoke' === $action) {
+                        $controllers[$id] = $argumentRef;
+                    }
+                    continue;
+                }
+            }
+
+            unset($controllers[$controller]);
+            $container->log($this, $reason);
+        }
+
+        $controllerLocator->replaceArgument(0, $controllers);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/ResettableServicePass.php

@@ -0,0 +1,66 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Exception\RuntimeException;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * @author Alexander M. Turek <me@derrabus.de>
+ */
+class ResettableServicePass implements CompilerPassInterface
+{
+    private $tagName;
+
+    public function __construct(string $tagName = 'kernel.reset')
+    {
+        $this->tagName = $tagName;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->has('services_resetter')) {
+            return;
+        }
+
+        $services = $methods = array();
+
+        foreach ($container->findTaggedServiceIds($this->tagName, true) as $id => $tags) {
+            $services[$id] = new Reference($id, ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE);
+            $attributes = $tags[0];
+
+            if (!isset($attributes['method'])) {
+                throw new RuntimeException(sprintf('Tag %s requires the "method" attribute to be set.', $this->tagName));
+            }
+
+            $methods[$id] = $attributes['method'];
+        }
+
+        if (empty($services)) {
+            $container->removeAlias('services_resetter');
+            $container->removeDefinition('services_resetter');
+
+            return;
+        }
+
+        $container->findDefinition('services_resetter')
+            ->setArgument(0, new IteratorArgument($services))
+            ->setArgument(1, $methods);
+    }
+}

vendor/symfony/http-kernel/DependencyInjection/ServicesResetter.php

@@ -0,0 +1,39 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\DependencyInjection;
+
+/**
+ * Resets provided services.
+ *
+ * @author Alexander M. Turek <me@derrabus.de>
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @internal
+ */
+class ServicesResetter
+{
+    private $resettableServices;
+    private $resetMethods;
+
+    public function __construct(\Traversable $resettableServices, array $resetMethods)
+    {
+        $this->resettableServices = $resettableServices;
+        $this->resetMethods = $resetMethods;
+    }
+
+    public function reset()
+    {
+        foreach ($this->resettableServices as $id => $service) {
+            $service->{$this->resetMethods[$id]}();
+        }
+    }
+}