source 'https://rubygems.org' gemspec platforms :jruby do gem 'activerecord-jdbcsqlite3-adapter' end version = ENV['RAILS_VERSION'] || 'default' platforms :ruby do gem 'pg' if version.start_with?('4.2', '5.0') gem 'sqlite3', '~> 1.3.13' else gem 'sqlite3', '~> 1.4' end end case version when 'master' gem 'railties', { git: 'https://github.com/rails/rails.git' } gem 'arel', { git: 'https://github.com/rails/arel.git' } when 'default' gem 'railties', '>= 6.0' else gem 'railties', "~> #{version}" end