Gemfile in draper-1.0.0.beta6 vs Gemfile in draper-1.0.0

@@ -8,5 +8,16 @@
 
 platforms :jruby do
   gem "minitest", ">= 3.0"
   gem "activerecord-jdbcsqlite3-adapter", "~> 1.2.2.1"
 end
+
+case ENV["RAILS_VERSION"]
+when "master"
+  gem "rails", github: "rails/rails"
+when "3.2", nil
+  gem "rails", "~> 3.2.0"
+when "3.1"
+  gem "rails", "~> 3.1.0"
+when "3.0"
+  gem "rails", "~> 3.0.0"
+end