Re: [Rubycocoa-talk] activerecord method/column name conflict

[Pim S. <pi...@li...>]

Op 7 mei 2008, om 14:50 heeft Eloy Duran het volgende geschreven:

> Hi Pim,
>
> This is because #description is the #inspect method in Cocoa.
> What you could do is override it with the correct arity on the proxy  
> and make it return the correct value:
>
> class ProjectProxy
>   def description
>     @record.description
>   end
> end
>
> Eloy

Hello Eloy,

Thanks for your fast reply.

Overriding in the proxy does not work :( I still get the same error.  
Other suggestions? I read on your website that the current rubycocoa- 
trunk fixes this problem. Should I install this?

Regards,
Pim

>
> On May 7, 2008, at 2:20 PM, Pim Snel wrote:
>> Hello,
>>
>> I just start learning Ruby, Cocoa and RubyCocoa and I am really  
>> enjoying it. Now I have a problem using the activerecord bindings.  
>> I'm trying to read an existing table which contains a column named  
>> 'description'. When I run the app I get the following error:
>>
>> 2008-05-07 14:10:18.150 machour[16767:10b]  
>> ProjectProxy#rbValueForKey: RuntimeError: Cannot override Objective- 
>> C method 'description' with Ruby method #description, they should  
>> both have the same number of arguments. (expected arity 0, got -1)
>>
>> When I remove the column everything works as should, but that's not  
>> possible in my case. Is there a way to tackle this?
>>
>> regards,
>> Pim Snel
>>
>>
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