From 64ad9e659ac34d56611f8aaa6ef161ebb8bf5fc0 Mon Sep 17 00:00:00 2001
From: Alexandre Daubois <alex.daubois@gmail.com>
Date: Mon, 20 Nov 2023 10:25:52 +0100
Subject: [PATCH] [DependencyInjection] Prepend extension config with
 ContainerConfigurator

---
 bundles/prepend_extension.rst | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/bundles/prepend_extension.rst b/bundles/prepend_extension.rst
index bed3d06da43..4bd1c7c6a67 100644
--- a/bundles/prepend_extension.rst
+++ b/bundles/prepend_extension.rst
@@ -186,6 +186,34 @@ method::
 
     The ``prependExtension()`` method, like ``prepend()``, is called only at compile time.
 
+Alternatively, you can use the ``prepend`` parameter of the
+:method:`Symfony\\Component\\DependencyInjection\\Loader\\ContainerConfigurator::extension`
+method::
+
+    use Symfony\Component\DependencyInjection\ContainerBuilder;
+    use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+    use Symfony\Component\HttpKernel\Bundle\AbstractBundle;
+
+    class FooBundle extends AbstractBundle
+    {
+        public function prependExtension(ContainerConfigurator $containerConfigurator, ContainerBuilder $containerBuilder): void
+        {
+            // ...
+
+            $containerConfigurator->extension('framework', [
+                'cache' => ['prefix_seed' => 'foo/bar'],
+            ], prepend: true);
+
+            // ...
+        }
+    }
+
+.. versionadded:: 7.1
+
+    The ``prepend`` parameter of the
+    :method:`Symfony\\Component\\DependencyInjection\\Loader\\ContainerConfigurator::extension`
+    method was added in Symfony 7.1.
+
 More than one Bundle using PrependExtensionInterface
 ----------------------------------------------------