appraise 'rails-4.2' do
  gem 'rails', '4.2.8'
  # Nokogiri 1.7+ requires Ruby 2.1+
  gem 'nokogiri', '1.6.8.1'
end

appraise 'rails-5.0' do
  gem 'rails', '5.0.3'
end

appraise 'rails-5.1' do
  gem 'rails', '5.1'
end

appraise 'rails-5.2' do
  gem 'rails', '~> 5.2.0'
end
