From afcf3849a86caebe9955d275f1356425e1327957 Mon Sep 17 00:00:00 2001
From: Gabe Berke-Williams <gabe@thoughtbot.com>
Date: Sat, 7 Apr 2012 17:00:29 -0400
Subject: [PATCH] Better variable name.

---
 lib/decoder.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/decoder.rb b/lib/decoder.rb
index e02c2e8..9aa82a8 100644
--- a/lib/decoder.rb
+++ b/lib/decoder.rb
@@ -1,12 +1,12 @@
 # http://stackoverflow.com/questions/742013/how-to-code-a-url-shortener
 class Decoder
-  def initialize(id)
-    @id = id
+  def initialize(hash)
+    @hash = hash
   end
 
   def decode
     sum = 0
-    @id.split('').map do |chunk|
+    @hash.split('').map do |chunk|
       Encoder::CHARS.index(chunk)
     end.reverse.each_with_index do |chunk, i|
       sum += chunk * Encoder::BASE ** i