José Valim

Why?

The main reason is to allow the following:

fields_for @post do |f|
  f.select(:category_id, grouped_options_for_select(...))
end

Since grouped_optio...

If I have an object name like "book_seller." On error_messages_for it will search for "book seller" instead of "book_seller".

A quick solution is two maintain b...

Any chance this making into core now? :)

+1

What if we raise an error on fields_for just if the parent form object is not nil?

That would cover both cases:

1. It would work without objects (@post=nil and @...

I just updated the ticket. Someone from core might close this one soon.

Andrew, I see you case.

However, I still think that a simple patch should be applied.

At least one that makes Admin::Account when belongs_to User have a default...

store_full_sti_class is true. Calling parent.class_eval in compute_type works, but in my case the parent is Object.

However, I cannot supply a patch with parent...

I'm afraid this can't be easily reproduced. The plugin I'm using that showed me this conflict is Typus (http://github.com/fesplugas/typu...>

In this case, Typus...

Nops.

User == Admin::User #=> false

Have you tried with Admin::User being a module?