Add fix for container dump command

[MAILPOET-3239]

prefixer/fix-symfony-di.php

@@ -0,0 +1,27 @@
+<?php
+
+// throw exception if anything fails
+set_error_handler(function ($severity, $message, $file, $line) {
+  throw new ErrorException($message, 0, $severity, $file, $line);
+});
+
+$replacements = [
+  // Replace usage of regexp from constant to avoid installing additional package symfony/config
+  // The symfony/config causes issues with serialization in integration tests
+  [
+    'file' => '../vendor-prefixed/symfony/dependency-injection/Dumper/PhpDumper.php',
+    'find' => [
+      '\MailPoetVendor\Symfony\Component\DependencyInjection\Loader\FileLoader::ANONYMOUS_ID_REGEXP',
+    ],
+    'replace' => [
+      "'/^\\.\\d+_[^~]*+~[._a-zA-Z\\d]{7}$/'",
+    ],
+  ],
+];
+
+// Apply replacements
+foreach ($replacements as $singleFile) {
+  $data = file_get_contents($singleFile['file']);
+  $data = str_replace($singleFile['find'], $singleFile['replace'], $data);
+  file_put_contents($singleFile['file'], $data);
+}