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[yaffs-website] / vendor / symfony / dependency-injection / Compiler / ResolveServiceSubscribersPass.php

diff --git a/vendor/symfony/dependency-injection/Compiler/ResolveServiceSubscribersPass.php b/vendor/symfony/dependency-injection/Compiler/ResolveServiceSubscribersPass.php
new file mode 100644 (file)
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+++ b/vendor/symfony/dependency-injection/Compiler/ResolveServiceSubscribersPass.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 Psr\Container\ContainerInterface;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * Compiler pass to inject their service locator to service subscribers.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ResolveServiceSubscribersPass extends AbstractRecursivePass
+{
+    private $serviceLocator;
+
+    protected function processValue($value, $isRoot = false)
+    {
+        if ($value instanceof Reference && $this->serviceLocator && ContainerInterface::class === $this->container->normalizeId($value)) {
+            return new Reference($this->serviceLocator);
+        }
+
+        if (!$value instanceof Definition) {
+            return parent::processValue($value, $isRoot);
+        }
+
+        $serviceLocator = $this->serviceLocator;
+        $this->serviceLocator = $value->hasTag('container.service_subscriber.locator') ? $value->getTag('container.service_subscriber.locator')[0]['id'] : null;
+
+        try {
+            return parent::processValue($value);
+        } finally {
+            $this->serviceLocator = $serviceLocator;
+        }
+    }
+}