+ collection presenter

amazombie/app/controllers/cart_controller.rb

@@ -3,7 +3,7 @@ class CartController < ApplicationController
   include PresenterHelper
 
   def self.example_methods
-    %w{books_each_partial description_line_in_model description_line_helper simple_presenter presenter_with_filter presenter_with_render_as}
+    %w{books_each_partial description_line_in_model description_line_helper simple_presenter presenter_with_filter presenter_with_render_as collection_presenter}
   end
 
   def index
@@ -34,6 +34,10 @@ def presenter_with_render_as
     load_books_and_brains
   end
 
+  def collection_presenter
+    load_books_and_brains
+  end
+
 
   def current_user
     # get the current user from the session

amazombie/app/views/cart/collection_presenter.haml

@@ -0,0 +1,2 @@
+- presenter = collection_presenter_for @items
+= presenter.list :template_name => :cart_item, :separator => tag('hr')

amazombie/app/views/presenters/collection/_list.html.haml

@@ -1,6 +1,7 @@
-List:
 %ol.list
   - collection.each do |item|
     - presenter = presenter_for(item, self)
     %li
-      = presenter.render_as(template_name)
+      = presenter.render_as(template_name)
+
+    = separator unless item == collection.last