David Röthlisberger

Try ticket #1202

and this: http://weblog.rubyonrails.org/2009/1/26/nested-model-forms

How is it hiding the error any more than:

def contact_name; contact && contact.name; end

It's intended as a shortcut for the case where not having a contact...

(Um, that "1." in the comment above was supposed to be a "+1").

1. Useful, and the patch is very simple.

If anything, I'd change the rdoc to say "If the object to which you delegate...".

This commit:

http://github.com/rails/rails/co...

Added several new unit tests, 2 of which share the same name (test_nested_fields_for_with_index). I believe th...

You can't pass an array of column names to the :select option of ActiveRecord#find -- see http://dev.rubyonrails.org/ticke...

This initially confused me and t...

I am swamped under at the moment, and the rails internals are still black magic to me, so it'll be at least a month before I get around to trying to fix it.

I...

form_for('post[]', @post) do |f|
  f.fields_for('comment[]', @comment) do |c|
    c.text_field(:name)
  end
end

I expect:

<input name="post[123][comment]...

In the previous comment, the second test should be named "test_collection_select_under_fields_for_with_collection_and_index".

This is on edge rails.

See the test cases in attached 145-001.patch:

the first test (test_collection_select_under_fields_for_with_collection) passes;

the se...