From fdf52a59fe27f26049590fc7c422adfaab52aad9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20B=C3=B6hmer?= <mail@jan-boehmer.de>
Date: Tue, 5 Dec 2023 23:51:54 +0100
Subject: [PATCH] Fixed error in sqlite regex implementation in certain edge
 cases

---
 .../Middleware/SQLiteRegexExtensionMiddlewareDriver.php     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Doctrine/Middleware/SQLiteRegexExtensionMiddlewareDriver.php b/src/Doctrine/Middleware/SQLiteRegexExtensionMiddlewareDriver.php
index 71c0ba2b..ee851052 100644
--- a/src/Doctrine/Middleware/SQLiteRegexExtensionMiddlewareDriver.php
+++ b/src/Doctrine/Middleware/SQLiteRegexExtensionMiddlewareDriver.php
@@ -62,8 +62,12 @@ class SQLiteRegexExtensionMiddlewareDriver extends AbstractDriverMiddleware
      * @param  string  $value
      * @return int
      */
-    final public static function regexp(string $pattern, string $value): int
+    final public static function regexp(string $pattern, ?string $value): int
     {
+        if ($value === null) {
+            return 0;
+        }
+
         try {
             return (mb_ereg($pattern, $value)) ? 1 : 0;