diff options
Diffstat (limited to 'railties')
| -rw-r--r-- | railties/lib/rails/application.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb index 050190cba6..0b9ed025db 100644 --- a/railties/lib/rails/application.rb +++ b/railties/lib/rails/application.rb @@ -282,6 +282,12 @@ module Rails ActionDispatch::MiddlewareStack.new.tap do |middleware| app = self if rack_cache = config.action_controller.perform_caching && config.action_dispatch.rack_cache + begin + require 'rack/cache' + rescue LoadError => error + error.message << ' Be sure to add rack-cache to your Gemfile' + raise + end require "action_dispatch/http/rack_cache" middleware.use ::Rack::Cache, rack_cache end |