From 0c121cf4fe095d80fc9173c58cea716436ce8e24 Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Sun, 1 Nov 2015 00:54:43 +0100
Subject: [PATCH] CustomVariableString: immediate false for non-strings

---
 library/Director/CustomVariable/CustomVariableString.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/library/Director/CustomVariable/CustomVariableString.php b/library/Director/CustomVariable/CustomVariableString.php
index ab14e77a..fdd73804 100644
--- a/library/Director/CustomVariable/CustomVariableString.php
+++ b/library/Director/CustomVariable/CustomVariableString.php
@@ -8,6 +8,10 @@ class CustomVariableString extends CustomVariable
 {
     public function equals(CustomVariable $var)
     {
+        if (! $var instanceof CustomVariableString) {
+            return false;
+        }
+
         return $var->getValue() === $this->getValue();
     }