source 'https://rubygems.org' group :development do gem 'rake', '~> 10.1' gem 'rake-compiler', '~> 1.0.3' gem 'rake-compiler-dock', '~> 0.6.2' gem 'rspec', '~> 3.0' gem 'rubygems-tasks', '~> 0.2.4', :require => 'rubygems/tasks' gem "rubysl", "~> 2.0", :platforms => 'rbx' end group :doc do gem 'kramdown' gem 'yard', '~> 0.9' end