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vendor/symfony/dependency-injection/Loader/PhpFileLoader.php

@@ -0,0 +1,73 @@
+<?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\Loader;
+
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+/**
+ * PhpFileLoader loads service definitions from a PHP file.
+ *
+ * The PHP file is required and the $container variable can be
+ * used within the file to change the container.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class PhpFileLoader extends FileLoader
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function load($resource, $type = null)
+    {
+        // the container and loader variables are exposed to the included file below
+        $container = $this->container;
+        $loader = $this;
+
+        $path = $this->locator->locate($resource);
+        $this->setCurrentDir(\dirname($path));
+        $this->container->fileExists($path);
+
+        // the closure forbids access to the private scope in the included file
+        $load = \Closure::bind(function ($path) use ($container, $loader, $resource, $type) {
+            return include $path;
+        }, $this, ProtectedPhpFileLoader::class);
+
+        $callback = $load($path);
+
+        if ($callback instanceof \Closure) {
+            $callback(new ContainerConfigurator($this->container, $this, $this->instanceof, $path, $resource), $this->container, $this);
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function supports($resource, $type = null)
+    {
+        if (!\is_string($resource)) {
+            return false;
+        }
+
+        if (null === $type && 'php' === pathinfo($resource, PATHINFO_EXTENSION)) {
+            return true;
+        }
+
+        return 'php' === $type;
+    }
+}
+
+/**
+ * @internal
+ */
+final class ProtectedPhpFileLoader extends PhpFileLoader
+{
+}