From 9d3975f641f65a958bfa8d10550721f42df00dd3 Mon Sep 17 00:00:00 2001
From: Akinori MUSHA <knu@idaemons.org>
Date: Fri, 15 Mar 2013 11:27:02 +0900
Subject: [PATCH] A Store class should define empty?.

---
 lib/http/cookie_jar/abstract_store.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/http/cookie_jar/abstract_store.rb b/lib/http/cookie_jar/abstract_store.rb
index 0ff2a37..6565ab4 100644
--- a/lib/http/cookie_jar/abstract_store.rb
+++ b/lib/http/cookie_jar/abstract_store.rb
@@ -71,6 +71,10 @@ class HTTP::CookieJar::AbstractStore
   end
   include Enumerable
 
+  def empty?
+    raise
+  end
+
   def clear
     raise
     self