From 2bb6eeb5429643c0ed219405e89382acf81b1667 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Tue, 24 Oct 2017 17:37:48 +0200
Subject: [PATCH] Fix html render optimization

---
 Message/Http/Response.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Message/Http/Response.php b/Message/Http/Response.php
index 0b8a5020a..c92c3ede4 100644
--- a/Message/Http/Response.php
+++ b/Message/Http/Response.php
@@ -141,6 +141,12 @@ class Response extends ResponseAbstract implements RenderableInterface
             }
         }
 
+        $types = $this->header->get('Content-Type');
+        
+        if(stripos($types[0], MimeType::M_HTML) !== false) {
+            return trim(preg_replace('/(\s{2,}|\n)(?![^<>]*<\/pre>)/', ' ', $render));
+        }
+
         return $render;
     }