symfony · atailouloute · Oct 4, 2018 · Feb 6, 2020
diff --git a/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md b/src/Symfony/Bundle/FrameworkBundle/CHANGELOG.md
@@ -91,6 +91,7 @@ CHANGELOG
  * Added a `InMemoryTransport` to Messenger. Use it with a DSN starting with `in-memory://`.
  * Added `framework.property_access.throw_exception_on_invalid_property_path` config option.
  * Added `cache:pool:list` command to list all available cache pools.
+ * Added `debug:autoconfiguration` command to display the autoconfiguration of interfaces/classes 
 
 4.2.0
 -----

diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/DebugAutoconfigurationCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/DebugAutoconfigurationCommand.php
@@ -0,0 +1,143 @@
+<?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\Bundle\FrameworkBundle\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\DependencyInjection\ChildDefinition;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Dumper\YamlDumper;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+use Symfony\Component\VarDumper\Dumper\AbstractDumper;
+use Symfony\Component\VarDumper\Dumper\CliDumper;
+
+/**
+ * A console command for autoconfiguration information.
+ *
+ * @internal
+ */
+final class DebugAutoconfigurationCommand extends ContainerDebugCommand
+{
+    protected static $defaultName = 'debug:autoconfiguration';
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function configure()
+    {
+        $this
+            ->setDefinition([
+                new InputArgument('search', InputArgument::OPTIONAL, 'A search filter'),
+                new InputOption('tags', null, InputOption::VALUE_NONE, 'Displays autoconfiguration interfaces/class grouped by tags'),
+            ])
+            ->setDescription('Displays current autoconfiguration for an application')
+            ->setHelp(<<<'EOF'
+The <info>%command.name%</info> command displays all services that are autoconfigured:
+
+  <info>php %command.full_name%</info>
+
+You can also pass a search term to filter the list:
+
+  <info>php %command.full_name% log</info>
+
+EOF
+            )
+        ;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+        $errorIo = $io->getErrorStyle();
+
+        $definitions = $this->getContainerBuilder()->getAutoconfiguredInstanceof();
+        ksort($definitions, SORT_NATURAL);
+
+        if ($search = $input->getArgument('search')) {
+            $definitions = array_filter($definitions, function ($key) use ($search) {
+                return false !== stripos(str_replace('\\', '', $key), $search);
+            }, ARRAY_FILTER_USE_KEY);
+
+            if (0 === \count($definitions)) {
+                $errorIo->error(sprintf('No autoconfiguration interface/class found matching "%s"', $search));
+
+                return 1;
+            }
+
+            $name = $this->findProperInterfaceName(array_keys($definitions), $input, $io, $search);
+            /** @var ChildDefinition $definition */
+            $definition = $definitions[$name];
+
+            $io->title(sprintf('Information for Interface/Class "<info>%s</info>"', $name));
+            $tableHeaders = ['Option', 'Value'];
+            $tableRows = [];
+
+            $tagInformation = [];
+            foreach ($definition->getTags() as $tagName => $tagData) {
+                foreach ($tagData as $tagParameters) {
+                    $parameters = array_map(function ($key, $value) {
+                        return sprintf('<info>%s</info>: %s', $key, $value);
+                    }, array_keys($tagParameters), array_values($tagParameters));
+                    $parameters = implode(', ', $parameters);
+
+                    if ('' === $parameters) {
+                        $tagInformation[] = sprintf('%s', $tagName);
+                    } else {
+                        $tagInformation[] = sprintf('%s (%s)', $tagName, $parameters);
+                    }
+                }
+            }
+            $tableRows[] = ['Tags', implode("\n", $tagInformation)];
+
+            $calls = $definition->getMethodCalls();
+            if (\count($calls) > 0) {
+                $callInformation = [];
+                foreach ($calls as $call) {
+                    $callInformation[] = $call[0];
+                }
+                $tableRows[] = ['Calls', implode(', ', $callInformation)];
+            }
+
+            $io->table($tableHeaders, $tableRows);
+        } else {
+            $io->table(['Interface/Class'], array_map(static function ($interface) {
+                return [$interface];
+            }, array_keys($definitions)));
+        }
+
+        $io->newLine();
+
+        return 0;
+    }
+
+    private function findProperInterfaceName(array $list, InputInterface $input, SymfonyStyle $io, string $name): string
+    {
+        $name = ltrim($name, '\\');
+
+        if (\in_array($name, $list, true)) {
+            return $name;
+        }
+
+        if (1 === \count($list)) {
+            return $list[0];
+        }
+
+        return $io->choice('Select one of the following interfaces to display its information', $list);
+    }
+}
diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
@@ -428,7 +428,9 @@ public function load(array $configs, ContainerBuilder $container)
         $container->registerForAutoconfiguration(LocaleAwareInterface::class)
             ->addTag('kernel.locale_aware');
         $container->registerForAutoconfiguration(ResetInterface::class)
-            ->addTag('kernel.reset', ['method' => 'reset']);
+            ->addTag('kernel.reset', ['method' => 'reset'])
+            ->addTag('kernel.reset2', ['method' => 'reset2'])
+        ;
 
         if (!interface_exists(MarshallerInterface::class)) {
             $container->registerForAutoconfiguration(ResettableInterface::class)

diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/console.xml b/src/Symfony/Bundle/FrameworkBundle/Resources/config/console.xml
@@ -74,6 +74,10 @@
             <tag name="console.command" command="lint:container" />
         </service>
 
+        <service id="console.command.debug_autoconfiguration" class="Symfony\Bundle\FrameworkBundle\Command\DebugAutoconfigurationCommand">
+            <tag name="console.command" command="debug:autoconfiguration" />
+        </service>
+
         <service id="console.command.debug_autowiring" class="Symfony\Bundle\FrameworkBundle\Command\DebugAutowiringCommand">
             <argument>null</argument>
             <argument type="service" id="debug.file_link_formatter" on-invalid="null"/>

diff --git a/...undle/Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/Bindings.php b/...undle/Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/Bindings.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration;
+
+class Bindings
+{
+    private $paramOne;
+    private $paramTwo;
+
+    public function __construct($paramOne, $paramTwo)
+    {
+        $this->paramOne = $paramOne;
+        $this->paramTwo = $paramTwo;
+    }
+}
diff --git a/...le/Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/MethodCalls.php b/...le/Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/MethodCalls.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration;
+
+class MethodCalls
+{
+    public function setMethodCallOne()
+    {
+    }
+
+    public function setMethodCallTwo()
+    {
+    }
+}
diff --git a/...Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/TagsAttributes.php b/...Tests/Functional/Bundle/DebugAutoconfigurationBundle/Autoconfiguration/TagsAttributes.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration;
+
+class TagsAttributes
+{
+}
diff --git a/...dle/Tests/Functional/Bundle/DebugAutoconfigurationBundle/DebugAutoconfigurationBundle.php b/...dle/Tests/Functional/Bundle/DebugAutoconfigurationBundle/DebugAutoconfigurationBundle.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle;
+
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+
+class DebugAutoconfigurationBundle extends Bundle
+{
+}
diff --git a/...ndle/DebugAutoconfigurationBundle/DependencyInjection/DebugAutoconfigurationExtension.php b/...ndle/DebugAutoconfigurationBundle/DependencyInjection/DebugAutoconfigurationExtension.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\DependencyInjection;
+
+use Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration\Bindings;
+use Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration\MethodCalls;
+use Symfony\Bundle\FrameworkBundle\Tests\Functional\Bundle\DebugAutoconfigurationBundle\Autoconfiguration\TagsAttributes;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Extension\Extension;
+use Symfony\Component\DependencyInjection\Reference;
+
+class DebugAutoconfigurationExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $container->registerForAutoconfiguration(MethodCalls::class)
+            ->addMethodCall('setMethodOne', [new Reference('logger')])
+            ->addMethodCall('setMethodTwo', [['paramOne', 'paramOne']]);
+
+        $container->registerForAutoconfiguration(Bindings::class)
+            ->setBindings([
+                '$paramOne' => new Reference('logger'),
+                '$paramTwo' => 'binding test',
+            ]);
+
+        $container->registerForAutoconfiguration(TagsAttributes::class)
+            ->addTag('debugautoconfiguration.tag1', ['method' => 'debug'])
+            ->addTag('debugautoconfiguration.tag2', ['test'])
+        ;
+    }
+}