lib/simple_admin/engine.rb in simple_admin-0.1.0 vs lib/simple_admin/engine.rb in simple_admin-0.2.1

@@ -2,7 +2,19 @@
 require 'rails'
 
 module SimpleAdmin
   class Engine < Rails::Engine
     isolate_namespace SimpleAdmin
+    initializer 'simple_admin' do
+      if Rails.env == "development"
+        simple_admin_reloader = ActiveSupport::FileUpdateChecker.new(Dir["app/admin/**/*"], true) do
+          SimpleAdmin.unregister
+          Rails.application.reload_routes!
+        end
+
+        ActionDispatch::Callbacks.to_prepare do
+          simple_admin_reloader.execute_if_updated
+        end
+      end
+    end
   end
 end