Fully remove config.frameworks in favor of requires in boot.rb

railties/lib/rails/application.rb

@@ -273,7 +273,9 @@ module Rails
     # For each framework, search for instrument file with Notifications hooks.
     #
     initializer :load_notifications_hooks do
-      config.frameworks.each do |framework|
+      frameworks = [ :active_record, :action_controller, :action_view,
+        :action_mailer, :active_resource ]
+      frameworks.each do |framework|
         begin
           require "#{framework}/notifications"
         rescue LoadError => e

railties/lib/rails/configuration.rb

@@ -59,7 +59,7 @@ module Rails
 
     attr_writer :cache_store, :controller_paths,
                 :database_configuration_file, :eager_load_paths,
-                :frameworks, :framework_root_path, :i18n, :load_paths,
+                :i18n, :load_paths,
                 :log_level, :log_path, :paths, :routes_configuration_file,
                 :view_path
 
@@ -134,21 +134,6 @@ module Rails
       self
     end
 
-    def framework_paths
-      paths = %w(railties railties/lib activesupport/lib)
-      paths << 'actionpack/lib' if frameworks.include?(:action_controller) || frameworks.include?(:action_view)
-
-      [:active_record, :action_mailer, :active_resource, :action_web_service].each do |framework|
-        paths << "#{framework.to_s.gsub('_', '')}/lib" if frameworks.include?(framework)
-      end
-
-      paths.map { |dir| "#{framework_root_path}/#{dir}" }.select { |dir| File.directory?(dir) }
-    end
-
-    def framework_root_path
-      defined?(::RAILS_FRAMEWORK_ROOT) ? ::RAILS_FRAMEWORK_ROOT : "#{root}/vendor/rails"
-    end
-
     # Loads and returns the contents of the #database_configuration_file. The
     # contents of the file are processed via ERB before being sent through
     # YAML::load.
@@ -239,10 +224,6 @@ module Rails
       @log_level ||= RAILS_ENV == 'production' ? :info : :debug
     end
 
-    def frameworks
-      @frameworks ||= [ :active_record, :action_controller, :action_view, :action_mailer, :active_resource ]
-    end
-
     def i18n
       @i18n ||= begin
         i18n = ActiveSupport::OrderedOptions.new

railties/lib/rails/generators/rails/app/templates/config/application.rb

@@ -13,16 +13,8 @@ module <%= app_name.classify %>
     # :all can be used as a placeholder for all plugins not explicitly named
     # config.plugins = [ :exception_notification, :ssl_requirement, :all ]
 
-    # Skip frameworks you're not going to use. To use Rails without a database,
-    # you must remove the Active Record framework.
-<% if  options[:skip_activerecord] -%>
-    config.frameworks -= [ :active_record ]
-<% else  -%>
-    # config.frameworks -= [ :active_record, :active_resource, :action_mailer ]
-
     # Activate observers that should always be running
     # config.active_record.observers = :cacher, :garbage_collector, :forum_observer
-<% end  -%>
 
     # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone.
     # Run "rake -D time" for a list of tasks for finding time zone names.

railties/lib/rails/generators/rails/app/templates/config/boot.rb

@@ -14,3 +14,12 @@ else
 end
 
 require 'rails'
+# To skip frameworks you're not going to use, remove require "rails" and
+# list the frameworks that you are going to use.
+#
+# require "active_model/rails"
+# require "active_record/rails"
+# require "action_controller/rails"
+# require "action_view/rails"
+# require "action_mailer/rails"
+# require "active_resource/rails"

railties/test/application/configuration_test.rb

@@ -75,10 +75,11 @@ module ApplicationTests
     test "the application can be marked as threadsafe when there are no frameworks" do
       FileUtils.rm_rf("#{app_path}/config/environments")
       add_to_config <<-RUBY
-        config.frameworks = []
         config.threadsafe!
       RUBY
 
+      use_frameworks []
+
       assert_nothing_raised do
         require "#{app_path}/config/application"
       end

railties/test/application/initializer_test.rb

@@ -7,7 +7,6 @@ module ApplicationTests
     def setup
       build_app
       boot_rails
-      require "rails"
     end
 
     test "initializing an application adds the application paths to the load path" do
@@ -51,8 +50,9 @@ module ApplicationTests
       assert_nothing_raised NameError do
         add_to_config <<-RUBY
           config.root = "#{app_path}"
-          config.frameworks = []
         RUBY
+
+        use_frameworks []
         require "#{app_path}/config/environment"
       end
     end

railties/test/generators/app_generator_test.rb

@@ -63,10 +63,11 @@ class AppGeneratorTest < GeneratorsTestCase
     assert_no_file "config/database.yml"
   end
 
-  def test_activerecord_is_removed_from_frameworks_if_skip_activerecord_is_given
-    run_generator ["--skip-activerecord"]
-    assert_file "config/application.rb", /config\.frameworks \-= \[ :active_record \]/
-  end
+  # TODO: Bring this back using requires
+  # def test_activerecord_is_removed_from_frameworks_if_skip_activerecord_is_given
+  #   run_generator ["--skip-activerecord"]
+  #   assert_file "config/application.rb", /config\.frameworks \-= \[ :active_record \]/
+  # end
 
   def test_prototype_and_test_unit_are_added_by_default
     run_generator

railties/test/initializer/path_test.rb

@@ -7,14 +7,14 @@ module InitializerTests
     def setup
       build_app
       boot_rails
-      require "rails"
       add_to_config <<-RUBY
         config.root = "#{app_path}"
-        config.frameworks = [:action_controller, :action_view, :action_mailer, :active_record]
         config.after_initialize do
           ActionController::Base.session_store = nil
         end
       RUBY
+      use_frameworks [:action_controller, :action_view, :action_mailer, :active_record]
+      require "rails"
       require "#{app_path}/config/environment"
       @paths = Rails.application.config.paths
     end