diff vendor/symfony/dependency-injection/Compiler/ResolveHotPathPass.php @ 14:1fec387a4317

Update Drupal core to 8.5.2 via Composer

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/dependency-injection/Compiler/ResolveHotPathPass.php	Mon Apr 23 09:46:53 2018 +0100
@@ -0,0 +1,71 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * 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\Argument\ArgumentInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * Propagate "container.hot_path" tags to referenced services.
+ *
+ * @author Nicolas Grekas <[e-mail]>
+ */
+class ResolveHotPathPass extends AbstractRecursivePass
+{
+    private $tagName;
+    private $resolvedIds = array();
+
+    public function __construct($tagName = 'container.hot_path')
+    {
+        $this->tagName = $tagName;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        try {
+            parent::process($container);
+            $container->getDefinition('service_container')->clearTag($this->tagName);
+        } finally {
+            $this->resolvedIds = array();
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function processValue($value, $isRoot = false)
+    {
+        if ($value instanceof ArgumentInterface) {
+            return $value;
+        }
+        if ($value instanceof Definition && $isRoot && (isset($this->resolvedIds[$this->currentId]) || !$value->hasTag($this->tagName) || $value->isDeprecated())) {
+            return $value->isDeprecated() ? $value->clearTag($this->tagName) : $value;
+        }
+        if ($value instanceof Reference && ContainerBuilder::IGNORE_ON_UNINITIALIZED_REFERENCE !== $value->getInvalidBehavior() && $this->container->has($id = $this->container->normalizeId($value))) {
+            $definition = $this->container->findDefinition($id);
+            if (!$definition->hasTag($this->tagName) && !$definition->isDeprecated()) {
+                $this->resolvedIds[$id] = true;
+                $definition->addTag($this->tagName);
+                parent::processValue($definition, false);
+            }
+
+            return $value;
+        }
+
+        return parent::processValue($value, $isRoot);
+    }
+}