Add a hook for serializers in the scaffold generator (off for now).

Author: josevalim

railties/lib/rails/generators.rb

@@ -33,7 +33,8 @@ module Generators
         :stylesheets => '-y',
         :stylesheet_engine => '-se',
         :template_engine => '-e',
-        :test_framework => '-t'
+        :test_framework => '-t',
+        :serializer => '-z'
       },
 
       :test_unit => {
@@ -58,6 +59,7 @@ module Generators
         :performance_tool => nil,
         :resource_controller => :controller,
         :scaffold_controller => :scaffold_controller,
+        :serializer => false,
         :stylesheets => true,
         :stylesheet_engine => :css,
         :test_framework => false,

railties/lib/rails/generators/rails/scaffold/scaffold_generator.rb

@@ -10,6 +10,7 @@ class ScaffoldGenerator < ResourceGenerator #metagenerator
       class_option :stylesheet_engine, :desc => "Engine for Stylesheets"
 
       hook_for :scaffold_controller, :required => true
+      hook_for :serializer
 
       hook_for :assets do |assets|
         invoke assets, [controller_name]

railties/test/generators/scaffold_generator_test.rb

@@ -264,6 +264,15 @@ def test_scaffold_generator_no_javascripts
     assert_file "app/assets/stylesheets/posts.css"
   end
 
+  def test_scaffold_also_generators_serializer
+    run_generator [ "posts", "name:string", "author:references", "--serializer" ]
+    assert_file "app/serializers/post_serializer.rb" do |serializer|
+      assert_match /class PostSerializer < ActiveModel::Serializer/, serializer
+      assert_match /^  attributes :name$/, serializer
+      assert_match /^  has_one :author$/, serializer
+    end
+  end
+
   def test_scaffold_generator_outputs_error_message_on_missing_attribute_type
     run_generator ["post", "title", "body:text", "author"]