appraise "rails31" do
  gem "rails", "3.1.3"
  gem "sass-rails"
end

appraise "rails32" do
  gem "rails", "~> 3.2"
  gem "sass-rails"
end

appraise "rails40" do
  gem "rails", "~> 4.0.0"
  gem "sass-rails"
end

appraise "rails42" do
  gem "rails", "~> 4.2.0"
  gem "sass-rails", "~> 5.0"
end
