diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/routing/route_set.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/routing/route_set.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb index 1d09091dc7..963a9107da 100644 --- a/actionpack/lib/action_dispatch/routing/route_set.rb +++ b/actionpack/lib/action_dispatch/routing/route_set.rb @@ -240,6 +240,11 @@ module ActionDispatch end def eval_block(block) + if block.arity == 1 + raise "You are using the old router DSL which has been removed in Rails 3.1. " << + "Please check how to update your routes file at: http://www.engineyard.com/blog/2010/the-lowdown-on-routes-in-rails-3/ " << + "or add the rails_legacy_mapper gem to your Gemfile" + end mapper = Mapper.new(self) if default_scope mapper.with_default_scope(default_scope, &block) |