WARNING: 'require 'rake/rdoctask'' is deprecated. Please use 'require 'rdoc/task' (in RDoc 2.4.2+)' instead. WARNING: 'require 'rake/rdoctask'' is deprecated. Please use 'require 'rdoc/task' (in RDoc 2.4.2+)' instead
Include rdoc in the Gemfile :
group :development, :test do
gem 'rcov'
gem "rdoc", '~> 3.12'
end
