Move singleton pattern to Railtie and remove Engine::Configurable and Application::Configurable in favor of unified Railtie::Configurable

1 files changed, 4 insertions, 25 deletions

diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index cbb1aad68f..fee99faf43 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -41,20 +41,6 @@ module Rails
     autoload :Railties,       'rails/application/railties'
 
     class << self
-      private :new
-
-      def instance
-        if self == Rails::Application
-          if Rails.application
-            ActiveSupport::Deprecation.warn "Calling a method in Rails::Application is deprecated, " <<
-              "please call it directly in your application constant #{Rails.application.class.name}.", caller
-          end
-          Rails.application
-        else
-          @@instance ||= new
-        end
-      end
-
       def inherited(base)
         raise "You cannot have more than one Rails::Application" if Rails.application
         super
@@ -62,15 +48,8 @@ module Rails
         Rails.application.add_lib_to_load_path!
         ActiveSupport.run_load_hooks(:before_configuration, base.instance)
       end
-
-      def respond_to?(*args)
-        super || instance.respond_to?(*args)
-      end
-
     end
 
-    delegate :middleware, :to => :config
-
     # This method is called just after an application inherits from Rails::Application,
     # allowing the developer to load classes in lib and use them during application
     # configuration.
@@ -99,10 +78,6 @@ module Rails
       super
     end
 
-    def railties
-      @railties ||= Railties.new(config)
-    end
-
     def routes_reloader
       @routes_reloader ||= ActiveSupport::FileUpdateChecker.new([]){ reload_routes! }
     end
@@ -163,6 +138,10 @@ module Rails
       initializers
     end
 
+    def config
+      @config ||= Application::Configuration.new(find_root_with_flag("config.ru", Dir.pwd))
+    end
+
   protected
 
     def default_middleware_stack