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vendor/symfony/dependency-injection/Compiler/RegisterAutoconfigureAttributesPass.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\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Attribute\Autoconfigure;
+use Symfony\Component\DependencyInjection\Attribute\Lazy;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Exception\AutoconfigureFailedException;
+use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
+
+/**
+ * Reads #[Autoconfigure] attributes on definitions that are autoconfigured
+ * and don't have the "container.ignore_attributes" tag.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+final class RegisterAutoconfigureAttributesPass implements CompilerPassInterface
+{
+    private static \Closure $registerForAutoconfiguration;
+
+    public function process(ContainerBuilder $container): void
+    {
+        foreach ($container->getDefinitions() as $id => $definition) {
+            if ($this->accept($definition) && $class = $container->getReflectionClass($definition->getClass(), false)) {
+                $this->processClass($container, $class);
+            }
+        }
+    }
+
+    public function accept(Definition $definition): bool
+    {
+        return $definition->isAutoconfigured() && !$definition->hasTag('container.ignore_attributes');
+    }
+
+    public function processClass(ContainerBuilder $container, \ReflectionClass $class): void
+    {
+        $autoconfigure = $class->getAttributes(Autoconfigure::class, \ReflectionAttribute::IS_INSTANCEOF);
+        $lazy = $class->getAttributes(Lazy::class, \ReflectionAttribute::IS_INSTANCEOF);
+
+        if ($autoconfigure && $lazy) {
+            throw new AutoconfigureFailedException($class->name, 'Using both attributes #[Lazy] and #[Autoconfigure] on an argument is not allowed; use the "lazy" parameter of #[Autoconfigure] instead.');
+        }
+
+        $attributes = array_merge($autoconfigure, $lazy);
+
+        foreach ($attributes as $attribute) {
+            self::registerForAutoconfiguration($container, $class, $attribute);
+        }
+    }
+
+    private static function registerForAutoconfiguration(ContainerBuilder $container, \ReflectionClass $class, \ReflectionAttribute $attribute): void
+    {
+        if (isset(self::$registerForAutoconfiguration)) {
+            (self::$registerForAutoconfiguration)($container, $class, $attribute);
+
+            return;
+        }
+
+        $parseDefinitions = new \ReflectionMethod(YamlFileLoader::class, 'parseDefinitions');
+        $yamlLoader = $parseDefinitions->getDeclaringClass()->newInstanceWithoutConstructor();
+
+        self::$registerForAutoconfiguration = static function (ContainerBuilder $container, \ReflectionClass $class, \ReflectionAttribute $attribute) use ($parseDefinitions, $yamlLoader) {
+            $attribute = (array) $attribute->newInstance();
+
+            foreach ($attribute['tags'] ?? [] as $i => $tag) {
+                if (\is_array($tag) && [0] === array_keys($tag)) {
+                    $attribute['tags'][$i] = [$class->name => $tag[0]];
+                }
+            }
+
+            $parseDefinitions->invoke(
+                $yamlLoader,
+                [
+                    'services' => [
+                        '_instanceof' => [
+                            $class->name => [$container->registerForAutoconfiguration($class->name)] + $attribute,
+                        ],
+                    ],
+                ],
+                $class->getFileName(),
+                false
+            );
+        };
+
+        (self::$registerForAutoconfiguration)($container, $class, $attribute);
+    }
+}