From 587ea6ddedc0c4e352b7c86803933134628305f4 Mon Sep 17 00:00:00 2001
From: John Nunemaker <nunemaker@gmail.com>
Date: Thu, 8 Nov 2012 10:23:23 -0500
Subject: [PATCH] No need for extra read in fetch.

---
 lib/adapter/defaults.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/adapter/defaults.rb b/lib/adapter/defaults.rb
index 98b581d..6977edc 100644
--- a/lib/adapter/defaults.rb
+++ b/lib/adapter/defaults.rb
@@ -2,8 +2,11 @@ module Adapter
   module Defaults
     def fetch(key, value=nil)
       read(key) || begin
-        value = block_given? ? yield(key) : value
-        read(key) || value
+        if block_given?
+          yield(key)
+        else
+          value
+        end
       end
     end