appraise "rails4.2" do
  gem "rails", "~> 4.2.0"
  gem "mongoid", "~> 5"
end

appraise "rails5.0" do
  gem "rails", "~> 5.0.0"
  gem "mongoid", "~> 6"
end

appraise "rails5.1" do
  gem "rails", "~> 5.1.0"
  gem "mongoid", "~> 6"
end

appraise "rails5.2" do
  gem "rails", "5.2.0.rc1"
  gem "devise", "4.4.1"
  gem "mongoid", "~> 6"
end