Fix: Preload app files on Rails 3.x. See: http://guides.rubyonrails.org/initialization.html#require-app_path

Author: willywg

lib/resque/tasks.rb

@@ -43,8 +43,12 @@
   # Preload app files if this is Rails
   task :preload do
     if defined? Rails
-      Dir["#{Rails.root}/app/**/*.rb"].each do |file|
-        require file
+      if Rails.version >= '3'
+        require 'rails/all'
+      else
+        Dir["#{Rails.root}/app/**/*.rb"].each do |file|
+          require file
+        end
       end
     end
   end