Fix scaffold generator with --helper=false option

railties/lib/rails/generators/rails/scaffold_controller/scaffold_controller_generator.rb

@@ -7,6 +7,7 @@ module Rails
 
       check_class_collision suffix: "Controller"
 
+      class_option :helper, type: :boolean
       class_option :orm, banner: "NAME", type: :string, required: true,
                          desc: "ORM to generate the controller for"
 

railties/test/generators/scaffold_generator_test.rb

@@ -256,6 +256,20 @@ class ScaffoldGeneratorTest < Rails::Generators::TestCase
     end
   end
 
+  def test_scaffold_generator_no_helper_with_switch_no_helper
+    output = run_generator [ "posts", "--no-helper" ]
+
+    assert_no_match /error/, output
+    assert_no_file "app/helpers/posts_helper.rb"
+  end
+
+  def test_scaffold_generator_no_helper_with_switch_helper_false
+    output = run_generator [ "posts", "--helper=false" ]
+
+    assert_no_match /error/, output
+    assert_no_file "app/helpers/post_helper.rb"
+  end
+
   def test_scaffold_generator_no_stylesheets
     run_generator [ "posts", "--no-stylesheets" ]
     assert_no_file "app/assets/stylesheets/scaffold.css"