From c927fbc0b9c88a35e43ee06610ec44320c0c8915 Mon Sep 17 00:00:00 2001
From: Greg Ziborov <greg.ziborov@aligent.com.au>
Date: Tue, 15 Nov 2022 16:50:40 +1030
Subject: [PATCH] Add WarmUp function return type

---
 src/Cache/GeoIpCacheWarmer.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Cache/GeoIpCacheWarmer.php b/src/Cache/GeoIpCacheWarmer.php
index 438ae56..7d67b38 100644
--- a/src/Cache/GeoIpCacheWarmer.php
+++ b/src/Cache/GeoIpCacheWarmer.php
@@ -78,9 +78,9 @@ public function isOptional()
     /**
      * Warms up the cache.
      *
-     * @param string $cacheDir The cache directory
+     * {@inheritdoc}
      */
-    public function warmUp($cacheDir)
+    public function warmUp($cacheDir): void
     {
         //avoid downloading if db is up to date
         if ($this->isGeoDatabaseUpToDate()) {