appraise 'rails-3.2' do
  gem 'rails', '~> 3.2.0'
end

appraise 'rails-4.0' do
  gem 'rails', '~> 4.0.0'

  # The last version that doesn't need Ruby 2.0 and works with version 4.0 of
  # Rails. This addresses a build problem with Travis for version 1.9.3 of Ruby
  gem 'mime-types', '2.6.2', :platforms => :ruby_19
end

appraise 'rails-4.1' do
  gem 'rails', '~> 4.1.0'

  # The last version that doesn't need Ruby 2.0 and works with version 4.1 of
  # Rails. This addresses a build problem with Travis for version 1.9.3 of Ruby
  gem 'mime-types', '2.6.2', :platforms => :ruby_19
end

appraise 'rails-4.2' do
  gem 'rails', '~> 4.2.0'

  # The last version that doesn't need Ruby 2.0 and works with version 4.2 of
  # Rails. This addresses a build problem with Travis for version 1.9.3 of Ruby
  gem 'mime-types', '2.6.2', :platforms => :ruby_19
end

appraise 'mongoid-3.0' do
  gem 'mongoid', '~> 3.0.0'
end

appraise 'mongoid-3.1' do
  gem 'mongoid', '~> 3.1.0'
end

appraise 'mongoid-4.0' do
  gem 'mongoid', '~> 4.0.0'
end

appraise 'mongo_mapper' do
  gem 'mongo_mapper'
end

appraise 'ripple' do
  gem 'tzinfo'
  gem 'ripple'
end

appraise 'nobrainer' do
  gem 'nobrainer'
end