[Seaside-dev] Re: [Seaside] How to show the errors produced when a SUEvaluator is used ?

[Lukas Renggli]

> I'm not sure how this stuff works but do we not return an Internal
> Error response for an AJAX request? If so, can't that just be detected
> client-side and something be done with the response contents? Maybe
> that's what #onFailure: does though...

Yes, #onFailure: looks at the error code. The walkbacks should
therefore all set a propre response code, I don't they currently do
that.

> Is there some way to give Scriptaculous a default error handler?

Yes, #responders.

> Perhaps we could then provide some way of registering something that
> did a lightbox with the error or something...

I know of a few apps where something like this wouldn't work, because
there is JavaScript code that handles all the server interaction.

Lukas

> Julian
>
> On Sun, Oct 12, 2008 at 9:29 AM, Lukas Renggli <renggli at gmail.com> wrote:
>>> I would like to replace the contents of the tag body with the error
>>> report.
>>> Something like:
>>>
>>> ...
>>> [ "proceses callback" ]
>>>       on: Error
>>>       do: [ : err | aScript element
>>>  id: (SUStream on: 'document.body');
>>>  update:  [: render |  self reportError: err on: render ] ]
>>> ...
>>>
>>> It is possible?
>>
>> Sure, that might work in your specific case. I am not sure, if this is
>> something that makes sense in all applications.
>>
>>> > I guess using something like
>>> > FireBug is the only feasible solution. In the log of FireBug you
>>> > immediately see any problems.
>>>
>>> Yes, I use it, but the problem is that I cannot inform users that an
>>> error
>>> has occurred
>>
>> The event #onFailure: or one of the others might help here.
>>
>> Cheers,
>> Lukas
>>
>> --
>> Lukas Renggli
>> http://www.lukas-renggli.ch
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-- 
Lukas Renggli
http://www.lukas-renggli.ch