gem 'rake', '>= 0', group: %i(development)
gem 'rspec', '~> 3.7', group: %i(development)
gem 'webrick', '>= 0', group: %i(development)
gem 'rubocop', '< 2'
gem 'rubocop-rspec', '< 3'
gem 'websocket', '~> 1.2.10'
