Ololo

lib/assets.rb

@@ -0,0 +1,21 @@
+class CoffeeAssets < Sinatra::Base
+  set :views, File.expand_path('../../app/assets/javascripts', __FILE__)
+
+  get '/assets/:name.js' do
+    path = "#{settings.views}/#{params[:name]}.coffee"
+    return not_found unless File.exists?(path)
+
+    coffee params[:name].to_sym
+  end
+end
+
+class StylusAssets < Sinatra::Base
+  set :views, File.expand_path('../../app/assets/stylesheets', __FILE__)
+
+  get '/assets/:name.css' do
+    path = "#{settings.views}/#{params[:name]}.styl"
+    return not_found unless File.exists?(path)
+
+    stylus params[:name].to_sym
+  end
+end

lib/error_pages.rb

@@ -0,0 +1,15 @@
+class ErrorPages < Sinatra::Base
+  set :views, File.expand_path('../../views', __FILE__)
+
+  not_found do
+    status 404
+    slim :error_404
+  end
+
+  module Forbidden
+    def forbidden
+      status 403
+      slim :error_403
+    end
+  end
+end