gem 'rubysl', '>= 0', group: %i(development)
gem 'rake', '>= 0', group: %i(development)
gem 'rspec', '< 4'
gem 'rake-compiler', '>= 0', group: %i(development)
gem 'gem-compiler', '>= 0', group: %i(development)
gem 'therubyracer', '~> 0.12.3'
