rake task to compile coffee to js

Rakefile

@@ -5,6 +5,26 @@ Rake::TestTask.new do |t|
   t.pattern = "test/*_test.rb" 
 end 
 
+# coffee-script tasks
+require 'coffee-script'
+
+namespace :js do
+  desc "compile coffee-scripts from ./src to ./public/js"
+  task :compile do
+    source = "#{File.dirname(__FILE__)}/src/"
+    javascripts = "#{File.dirname(__FILE__)}/public/js/"
+
+    Dir.foreach(source) do |cf|
+      unless cf == '.' || cf == '..' 
+        js = CoffeeScript.compile File.read("#{source}#{cf}") 
+        open "#{javascripts}#{cf.gsub('.coffee', '.js')}", 'w' do |f|
+          f.puts js
+        end 
+      end 
+    end
+  end
+end
+
 # Bring in Rocco tasks
 require 'rocco/tasks'
 Rocco::make 'docs/', ["*.rb", "models/*.rb", "Rakefile"]