From 58438f7c1d07e5cd3c382d98eb73d92ec2e40d7d Mon Sep 17 00:00:00 2001
From: Klaus <ruhrpottmetaller@freenet.de>
Date: Sun, 10 Mar 2024 18:26:42 +0000
Subject: [PATCH] Make the filter method a public method

which allows to use the filter methods in the templates.
---
 ruhrpottmetaller/Data/LowLevel/String/RmNullString.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ruhrpottmetaller/Data/LowLevel/String/RmNullString.php b/ruhrpottmetaller/Data/LowLevel/String/RmNullString.php
index 79fa149..939d52e 100644
--- a/ruhrpottmetaller/Data/LowLevel/String/RmNullString.php
+++ b/ruhrpottmetaller/Data/LowLevel/String/RmNullString.php
@@ -18,7 +18,7 @@ public function isEmpty(): bool
         return true;
     }
 
-    protected function filter(): RmNullString
+    public function filter(): RmNullString
     {
         return $this;
     }