From f56c04c4427caecebb892c82206ca82defdfb2ea Mon Sep 17 00:00:00 2001
From: Victor <nakilon@gmail.com>
Date: Tue, 21 Jul 2015 16:00:01 +0300
Subject: [PATCH] classic integer formatting instead of method chain

---
 spec/proxy_server.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spec/proxy_server.rb b/spec/proxy_server.rb
index 7779c28..466815c 100644
--- a/spec/proxy_server.rb
+++ b/spec/proxy_server.rb
@@ -20,7 +20,7 @@ class ProxyServer
   end
 
   def self.format(data)
-    data.bytes.map { |b| b.to_s(16).rjust(2, '0') }.join(' ')
+    data.bytes.map { |b| "%02x" % b }.join(' ')
   end
 
   module Frontend