coffeescript_options = {

input: 'app/assets/javascripts',
output: 'app/assets/javascripts',
patterns: [%r{^app/assets/javascripts/(.+\.(?:coffee|coffee\.md|litcoffee))$}]

}

guard ‘coffeescript’, coffeescript_options do

coffeescript_options[:patterns].each { |pattern| watch(pattern) }

end