I'm -1 on 'not creating local variable', but will +1 if you're going to make it 
check first if there's a method with the same name defined or not.'

I can see that people will go outrage if we remove this feature …

Thanks!

- Prem  


On Tuesday, September 18, 2012 at 3:01 PM, John Firebaugh wrote:

>  
> From this stack overflow question 
> (http://stackoverflow.com/questions/3111844/flash-messages-in-partials-rails-3/12482879).
>  
>  
> Suppose I have a partial _flash.html.erb for rendering the flash in a 
> consistent way. The natural thing to do would be to assume I can call 
> ActionView::Base#flash from within this partial to retrieve the flash, and 
> render the partial withrender partial: "flash". But in fact, this doesn't 
> work. Even though I haven't passed object: flash orlocals: {flash: flash} in 
> the call to render partial, PartialRenderer oh-so-helpfully defines a 
> flashlocal variable, whose value is nil, shadowing ActionView::Base#flash. My 
> alternatives are to rename the partial or pass a value for the flash local 
> explicitly using one of those more verbose call to render.
>  
>  
> I suggest that if no object option or local with the same name as the partial 
> was passed to the render call, thatPartialRenderer not define a local 
> variable of the same name as the partial. This would change the behavior for 
> anyone who is relying on the current behavior to get a nil value for the 
> local when they don't pass an explicit value, but that seems like an unlikely 
> case and easily fixed by passing nil explicitly, and it would be much more 
> useful to do things like call ActionView::Base#flash from within a 
> _flash.html.erb partial.
>  
>  
> I'm happy to create a pull request if others agree.
>  
>  
> --  
> You received this message because you are subscribed to the Google Groups 
> "Ruby on Rails: Core" group.
> To view this discussion on the web visit 
> https://groups.google.com/d/msg/rubyonrails-core/-/sHiSiBDAdOkJ.
> To post to this group, send email to [email protected] 
> (mailto:[email protected]).
> To unsubscribe from this group, send email to 
> [email protected] 
> (mailto:[email protected]).
> For more options, visit this group at 
> http://groups.google.com/group/rubyonrails-core?hl=en.

-- 
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