gem 'rake', '< 14'
gem 'rspec', '< 4'
gem 'simplecov', '~> 0.16.1'
gem 'coveralls', '~> 0.8.22'
gem 'yardstick', '~> 0.9.9'
gem 'benchmark-ips', '~> 2.7.2', group: %i(development)
gem 'necromancer', '~> 0.7.0'
