Appraisals
appraise 'rails 3.0' do
gem 'activesupport', '~>3.0.0'
gem 'activemodel', '~>3.0.0'
end
appraise 'rails 4.0' do
gem 'activesupport', '~>4.0.0'
gem 'activemodel', '~>4.0.0'
end
appraise 'rails 4.2' do
gem 'activesupport', '~>4.2.0'
gem 'activemodel', '~>4.2.0'
end
appraise 'rails 5.0' do
gem 'activesupport', '~>5.0.0'
gem 'activemodel', '~>5.0.0'
end