From fc766ec0c7d2dc6928deb00c937f444a456ec72a Mon Sep 17 00:00:00 2001
From: robo220 <rboswell220@gmail.com>
Date: Tue, 29 Aug 2017 14:13:00 +0100
Subject: [PATCH] hash is not being generated correctly (#10)

---
 src/Cache/HashTrait.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Cache/HashTrait.php b/src/Cache/HashTrait.php
index aa6f4a6..2ea7b6b 100644
--- a/src/Cache/HashTrait.php
+++ b/src/Cache/HashTrait.php
@@ -21,7 +21,7 @@ public function hash($url, $id, array $headers)
         $headerString = "";
         foreach ($headers as $key => $value) {
             if ($key != Headers::HEADER_XFF) {
-                $headerString = $key.$value;
+                $headerString .= $key.$value;
             }
         }