This method is deprecated or moved on the latest stable version.
The last existing version (v1_9_3_392) is shown here.
install_ri()
public
Generate and install RI into the documentation
directory
# File lib/rubygems/doc_manager.rb, line 150
def install_ri
ri_dir = File.join @doc_dir, 'ri'
FileUtils.rm_rf ri_dir
say "Installing ri documentation for #{@spec.full_name}..."
run_rdoc '--ri', '--op', ri_dir
end