engine.rb in pageflow-sitemap-1.5.0

- old
+ new

@@ -1,10 +1,22 @@
 module Pageflow
   module Sitemap
     class Engine < Rails::Engine
       isolate_namespace Pageflow::Sitemap
 
-      config.autoload_paths << File.join(config.root, 'lib')
+      if Rails.respond_to?(:autoloaders)
+        lib = root.join('lib')
+
+        config.autoload_paths << lib
+        config.eager_load_paths << lib
+
+        initializer 'pageflow_sitemap.autoloading' do
+          Rails.autoloaders.main.ignore(lib.join('pageflow/sitemap/version.rb'))
+        end
+      else
+        config.autoload_paths << File.join(config.root, 'lib')
+      end
+
       config.i18n.load_path += Dir[config.root.join('config', 'locales', '**', '*.yml').to_s]
     end
   end
 end