appraise "rails-4" do
  gem "rails", "~> 4.2"
  gem 'activerecord-jdbcsqlite3-adapter', '< 50', platforms: :jruby
end

appraise "rails-5" do
  gem "rails", "~> 5.2"
  gem 'activerecord-jdbcsqlite3-adapter', '>= 50', platforms: :jruby
end