source "https://rubygems.org" git_source(:github) {|repo_name| "https://github.com/#{repo_name}" } activemodel_version = ENV.fetch('ACTIVEMODEL_VERSION', '6.1.0') activemodel = case activemodel_version when '3.2' then '3.2.22' when '5.2' then '5.2.3' end if activemodel_version < '6.1.0' gem 'activemodel', activemodel, require: false gem 'activesupport', activemodel, require: false end group :test do gem 'minitest', activemodel_version < '4.1' ? '~> 4.2' : '~> 5.0' gem 'simplecov', require: false gem 'minitest-reporters', require: false end # Specify your gem's dependencies in u-case.gemspec gemspec