# File lib/generators/codemirror/install/install_generator.rb, line 27
      def copy_modes
        options.keys.grep(/with-/).each do |option|
          mode = option.gsub('with-', '')
          copy_file "javascripts/codemirror/modes/#{mode}.js", "public/javascripts/codemirror/modes/#{mode}.js"
        end
      end