Sorry for the commit link, it is:

http://github.com/rails/rails/commit/517bc500ed95a84fd2aadff34fdc14cb7965bc6b

/ introduced the new method proxy_respond_to?...

Edgar J. Suarez

On Oct 16, 3:57 pm, "Edgar J. Suárez" <[EMAIL PROTECTED]> wrote:
> Commithttp://
github.com/rails/rails/commit/517bc500ed95a84fd2aadff34fdc14cb...
> the new method proxy_respond_to?, but it has a bug.
>
> Suppose the following case (it's using will_paginate plugin)
>
> class User < ActiveRecord::Base
>   has_many :articles
> end
>
> Then you call:
>
> u = User.first
> u.articles # => [some articles...]
> u.articles # =>
> ArgumentError: wrong number of arguments (2 for 1)
>         from
> .../activerecord/lib/active_record/associations/association_proxy.rb:78:in
> `proxy_respond_to?'
>         from
> .../activerecord/lib/active_record/associations/association_proxy.rb:78:in
> `respond_to?'
>         from
> .../vendor/plugins/will_paginate/lib/will_paginate/finder.rb:155:in
> `respond_to?'
>         from .../activerecord/lib/active_record/associations.rb:1287:in
> `articles'
>         from (irb):3
>
> As you can see, the bug is caused in the will_paginate plugin because it
> pass two params to the super respond_to?
>
> def respond_to?(method, include_priv = false) #:nodoc:
>   case method.to_sym
>   when :paginate, :paginate_by_sql
>     true
>   else
>     super(method.to_s.sub(/^paginate/, 'find'), include_priv)
>   end
> end
>
> So the fix should be adding an extra param to proxy_respond_to?
>
> def proxy_respond_to?(method, include_priv = false)
>   super || @reflection.klass.respond_to?(method, include_priv)
> end
>
> How could I test this to submit a patch?
>
> PS: Even this is kinda curious because it throws the Exception after the
> second time it's called, not the first one. Haven't gone that deep yet.
>
> Regards.
>
> Edgar J. Suarez

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups "Ruby 
on Rails: Core" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to [EMAIL PROTECTED]
For more options, visit this group at 
http://groups.google.com/group/rubyonrails-core?hl=en
-~----------~----~----~----~------~----~------~--~---

Reply via email to