Add Coffeescript

Gemfile

@@ -5,9 +5,12 @@ gem 'sinatra', '~> 1.2.3'
 gem 'shotgun', '~> 0.9'
 gem 'haml', '~> 3.1.4'
 
+# Coffeescript
+gem 'coffee-script', '~> 2.2.0'
+
 # Sass & Compass
 gem 'sass', '~> 3.1.12'
 gem 'compass', '~> 0.11.6'
 
 # Sass libraries
-gem 'grid-coordinates', '~> 1.1.4'
+gem 'grid-coordinates', '~> 1.1.4'

Gemfile.lock

@@ -2,14 +2,21 @@ GEM
   remote: http://rubygems.org/
   specs:
     chunky_png (1.2.5)
+    coffee-script (2.2.0)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.4.0)
     compass (0.11.6)
       chunky_png (~> 1.2)
       fssm (>= 0.2.7)
       sass (~> 3.1)
+    execjs (1.4.0)
+      multi_json (~> 1.0)
     fssm (0.2.7)
     grid-coordinates (1.1.9)
       compass (>= 0.11.5)
     haml (3.1.4)
+    multi_json (1.5.0)
     rack (1.4.0)
     rake (0.9.2)
     sass (3.1.12)
@@ -24,6 +31,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  coffee-script (~> 2.2.0)
   compass (~> 0.11.6)
   grid-coordinates (~> 1.1.4)
   haml (~> 3.1.4)

app.rb

@@ -1,6 +1,7 @@
 require 'rubygems'
 require 'sinatra'
 require 'haml'
+require 'coffee-script'
 
 # Helpers
 require './lib/render_partial'
@@ -9,7 +10,7 @@
 set :app_file, __FILE__
 set :root, File.dirname(__FILE__)
 set :views, 'views'
-set :public, 'public'
+set :public_folder, 'public'
 set :haml, {:format => :html5} # default Haml format is :xhtml
 
 # Application routes
@@ -19,4 +20,4 @@
 
 get '/about' do
   haml :about, :layout => :'layouts/page'
-end
+end

tasks/scripts.rake

@@ -0,0 +1,71 @@
+namespace :scripts do
+  desc "Watch the scripts and compile new changes"
+  task :watch => ["watch:default"]
+
+  desc "List the scripts"
+  task :list do
+    system "ls -lh public/javascripts"
+  end
+
+  desc "Compile the scripts"
+  task :compile => ["compile:default"]
+
+  desc "Clear the scripts"
+  task :clear do
+    puts "*** Clearing scripts ***"
+    system "rm -Rfv public/javascripts/*.js"
+  end
+
+  namespace :watch do
+    task :default => :clear do
+      system "coffee -o public/javascripts/ -cw views/javascripts/"
+    end
+
+    desc "Watch the scripts and join and compile changes"
+    task :join => :clear do
+      puts "*** Compiling scripts ***"
+      system "coffee -j public/javascripts/application.js -cw views/javascripts/*.coffee"
+    end
+
+    desc "Watch the scripts and compile changes without closures"
+    task :bare => :clear do
+      system "coffee -o public/javascripts/ -cbw views/javascripts/"
+    end
+
+    desc "Watch the scripts and join and compile changes without closures"
+    task :barejoin => :clear do
+      system "coffee -j public/javascripts/application.js -cbw views/javascripts/*.coffee"
+    end
+
+    desc "Watch the scripts and join and compile changes without closures"
+    task :joinbare => ["compile:barejoin"]
+  end
+
+  namespace :compile do
+    task :default => :clear do
+      puts "*** Compiling scripts ***"
+      system "coffee -o public/javascripts/ -c views/javascripts/*.coffee"
+    end
+
+    desc "Join and compile the scripts"
+    task :join => :clear do
+      puts "*** Compiling scripts ***"
+      system "coffee -j public/javascripts/application.js -c views/javascripts/*.coffee"
+    end
+
+    desc "Compile the scripts without closures"
+    task :bare => :clear do
+      puts "*** Compiling scripts ***"
+      system "coffee -o public/javascripts/ -cb views/javascripts/*.coffee"
+    end
+
+    desc "Join and compile the scripts without closures"
+    task :barejoin => :clear do
+      puts "*** Compiling scripts ***"
+      system "coffee -j public/javascripts/application.js -cb views/javascripts/*.coffee"
+    end
+
+    desc "Join and compile the scripts without closures"
+    task :joinbare => ["compile:barejoin"]
+  end
+end

views/javascripts/application.coffee

@@ -0,0 +1,4 @@
+$ ->
+  # Open external links in a new window
+  hostname = window.location.hostname
+  $("a[href^=http]").not("a[href*=#{hostname}]").addClass('link external').attr('target', '_blank')