appraise 'rails-5-2' do gem 'rails', '~> 5.2' end appraise 'rails-6-0' do gem 'rails', '6.0.0' end appraise 'rails-6-1' do gem 'rails', '~> 6.1' end appraise 'rails-7' do gem 'rails', '~> 7.0' end # appraise 'rails-main' do # gem 'rails', git: 'https://github.com/rails/rails.git', branch: 'main' # %w[rspec-core rspec-expectations rspec-mocks rspec-rails rspec-support].each do |lib| # gem lib, git: "https://github.com/rspec/#{lib}.git", branch: 'main' # end # end