gem 'thread_safe', '>= 0', '~> 0.3.6'
gem 'countloc', '~> 0.4.0', require: false, group: %i(documentation)
gem 'yard', '~> 0.8.7.6', require: false, group: %i(documentation)
gem 'inch', '~> 0.5.10', require: false, group: %i(documentation)
gem 'redcarpet', '~> 3.2.2', group: %i(documentation)
