--- /dev/null
+<?php
+
+namespace Drupal\Core\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * Adds services tagged 'stream_wrapper' to the stream_wrapper_manager service.
+ */
+class RegisterStreamWrappersPass implements CompilerPassInterface {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function process(ContainerBuilder $container) {
+ if (!$container->hasDefinition('stream_wrapper_manager')) {
+ return;
+ }
+
+ $stream_wrapper_manager = $container->getDefinition('stream_wrapper_manager');
+
+ foreach ($container->findTaggedServiceIds('stream_wrapper') as $id => $attributes) {
+ $class = $container->getDefinition($id)->getClass();
+ $scheme = $attributes[0]['scheme'];
+
+ $stream_wrapper_manager->addMethodCall('addStreamWrapper', [$id, $class, $scheme]);
+ }
+ }
+
+}