The idea is to make an ability to give a Proc to 'partial' option. It will be yielded with 'object' argument:
render partial: -> { |car| "#{car.to_partial_path}_#{your_role_for(car)}" }, collection: @cars It's backward compatibility... -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Core" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-core+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-core@googlegroups.com. Visit this group at http://groups.google.com/group/rubyonrails-core?hl=en. For more options, visit https://groups.google.com/groups/opt_out.