gem 'rbs', '~> 3.4'
gem 'rdoc', '>= 0'
gem 'bundler', '>= 0', group: %i(development)
gem 'rake', '>= 0', group: %i(development)
gem 'test-unit', '>= 0', group: %i(development)
gem 'mutex_m', '= 0.3.0'
