Re: Rails3: jquery-rails gem sets ''config.action_view.javascript_expansions'' but cannot be overriden in ''config/application.rb''

Teng Siong Ong
2010-09-10T13:25:15Z

http://www.railsdispatch.com/posts/how-rails-3-enables-more-choices-part-1

check out the article. it actually explains the flow how gem gets loaded
with hooks. maybe you should try "before_configuration" instead.

On Fri, Sep 10, 2010 at 2:35 AM, Christiaan Van den Poel <
christiaan.vandenpoel@gmail.com> wrote:

> True but I was wondering why it didn''t work.
>
> In the jquery-rails (which is actually a railtie) there is the code:
>
> config.before_initialize do ...
>      <set expansions>
> end
>
> So this could mean that during initialisation (in your
> config/application.rb) you could easily change this yourself but as it is
> now, it doesn''t work.
>
> So I was wondering whether this is expected behavior or not.
>
> C+++
>
>
> On Fri, Sep 10, 2010 at 9:11 AM, Teng Siong Ong
<siong1987@gmail.com>wrote:
>
>> you don''t actually need the "jquery-rails" gem. you
might have to report
>> to the gem''s author about this. : )
>>
>> so, basically, you should be fine once you remove the
"jquery-rails" gem
>> from your Gemfile.
>>
>> On Thu, Sep 9, 2010 at 4:01 PM, Christiaan Van den Poel <
>> christiaan.vandenpoel@gmail.com> wrote:
>>
>>> Hello,
>>>
>>> I''ve created a new Rails3 app and I''m using
jQuery instead of prototype.
>>>
>>> Gemfile:
>>> gem ''jquery-rails''
>>>
>>> in my config/application.rb I want do the following:
>>>
>>> config/application.rb
>>> if Rails.env.production?
>>>      config.action_view.javascript_expansions[:defaults] =
%w(jquery.min
>>> rails application)
>>> else
>>>      config.action_view.javascript_expansions[:defaults] =
%w(jquery
>>> rails application)
>>> end
>>>
>>> So in production I want to include jquery.min whereas in
development I
>>> want the unminified (jquery).
>>>
>>> But this seems not to work and when I look at the jquery-rails
railtie, I
>>> see the following code:
>>>
>>> module Jquery
>>>
>>>
>>>
>>>
>>>
>>>
>>>   module Rails
>>>
>>>
>>>
>>>
>>>
>>>
>>>     class Railtie < ::Rails::Railtie
>>>
>>>
>>>
>>>
>>>
>>>
>>>       config.before_initialize do
>>>
>>>
>>>
>>>
>>>
>>>
>>>         if
::Rails.root.join("public/javascripts/jquery-ui.min.js").exist?
>>>
>>>
>>>
>>>
>>>
>>>
>>>           config.action_view.javascript_expansions[:defaults] =
%w(jquery.min jquery-ui.min rails)
>>>
>>>
>>>
>>>
>>>
>>>
>>>         else
>>>
>>>
>>>
>>>
>>>
>>>
>>>           config.action_view.javascript_expansions[:defaults] =
%w(jquery.min rails)
>>>
>>>
>>>
>>>
>>>
>>>
>>>         end
>>>
>>>
>>>
>>>
>>>
>>>
>>>       end
>>>
>>>
>>>
>>>
>>>
>>>
>>>     end
>>>
>>>
>>>
>>>
>>>
>>>
>>>   end
>>>
>>>
>>>
>>>
>>>
>>>
>>> end
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> This sets the config.action_view.javascript_expansions[:defaults]
to always use jquery.min.  So it seems to me that the code from my app
(config/application.rb) isn''t applied. Although this should be possible
to do.
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> Is this expected behavior? Shouldn''t it be possible to
override the expansions in your own application?
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> TIA
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> C+++
>>>
>>>
>>>
>>>
>>>
>>>
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>>
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