From 3c3ff5881c69417576e8e0b0a9c2e32ccee09029 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 15 Nov 2019 15:46:53 +0100
Subject: [PATCH] Avoid calling nested handler entirely if there is nothing
 left to handle

---
 src/Monolog/Handler/FilterHandler.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Monolog/Handler/FilterHandler.php b/src/Monolog/Handler/FilterHandler.php
index bf5cb52a..949f2271 100644
--- a/src/Monolog/Handler/FilterHandler.php
+++ b/src/Monolog/Handler/FilterHandler.php
@@ -128,7 +128,9 @@ class FilterHandler extends AbstractHandler
             }
         }
 
-        $this->getHandler(count($filtered) > 0 ? $filtered[count($filtered) - 1] : null)->handleBatch($filtered);
+        if (count($filtered) > 0) {
+            $this->getHandler($filtered[count($filtered) - 1])->handleBatch($filtered);
+        }
     }
 
     /**