From 7660eafcb424dd33209de8b817b45d7108a7f7ec Mon Sep 17 00:00:00 2001
From: Tomas Votruba <tomas.vot@gmail.com>
Date: Tue, 19 Nov 2024 18:53:12 +0100
Subject: [PATCH] [dx] add validation to symfony xml/php config files

---
 src/Configuration/RectorConfigBuilder.php | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/Configuration/RectorConfigBuilder.php b/src/Configuration/RectorConfigBuilder.php
index 53a458069f3..49b341d3938 100644
--- a/src/Configuration/RectorConfigBuilder.php
+++ b/src/Configuration/RectorConfigBuilder.php
@@ -899,12 +899,26 @@ public function withPhpVersion(int $phpVersion): self
 
     public function withSymfonyContainerXml(string $symfonyContainerXmlFile): self
     {
+        if (! str_ends_with($symfonyContainerXmlFile, '.xml')) {
+            throw new InvalidConfigurationException(sprintf(
+                'Provided dumped Symfony config must have xml suffix. "%s" given',
+                $symfonyContainerXmlFile
+            ));
+        }
+
         $this->symfonyContainerXmlFile = $symfonyContainerXmlFile;
         return $this;
     }
 
     public function withSymfonyContainerPhp(string $symfonyContainerPhpFile): self
     {
+        if (! str_ends_with($symfonyContainerPhpFile, '.php')) {
+            throw new InvalidConfigurationException(sprintf(
+                'Provided dumped Symfony config must have php suffix. "%s" given',
+                $symfonyContainerPhpFile
+            ));
+        }
+
         $this->symfonyContainerPhpFile = $symfonyContainerPhpFile;
         return $this;
     }