module Sprockets::CoffeeScriptProcessor

def self.cache_key
  @cache_key ||= [name, Autoload::CoffeeScript::Source.version, VERSION].freeze
end

def self.call(input)
  data = input[:data]
  input[:cache].fetch(self.cache_key + [data]) do
    Autoload::CoffeeScript.compile(data)
  end
end