From 46645f7f2bfea2034ce098256ce93ee64f5a31b2 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Tue, 26 Sep 2017 14:12:27 +0200
Subject: [PATCH] Make similar to DatabasePool

---
 DataStorage/Cache/CachePool.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/DataStorage/Cache/CachePool.php b/DataStorage/Cache/CachePool.php
index 8f5de89d0..eef56b141 100644
--- a/DataStorage/Cache/CachePool.php
+++ b/DataStorage/Cache/CachePool.php
@@ -104,12 +104,16 @@ class CachePool implements OptionsInterface
      *
      * @since  1.0.0
      */
-    public function get(string $key) /* : ?CacheInterface */
+    public function get(string $key = '') /* : ?CacheInterface */
     {
-        if (!isset($this->pool[$key])) {
+        if((!empty($key) && !isset($this->pool[$key])) || empty($this->pool)) {
             return null;
         }
 
+        if(empty($key)) {
+            return reset($this->pool);
+        }
+
         return $this->pool[$key];
     }