[Seaside] Re: Render loop... not looping
Esteban A. Maringolo
eMaringolo at smalltalking.net
Tue Nov 8 19:46:56 CET 2005
Julian Fitzell escribió:
> It's just using the exception mechanism to obtain dynamic variable
> scope... the value can be provided from anywhere up the call chain.
> Esteban A. Maringolo wrote:
>> The curiosity I have is why WACurrentSession is an Exception! It seems
>> to be pretty useful, considering the flow of continuations, but I
>> would like to hear (read) the explanation from the author.
Thanks Julian.
And what is the purpose of the critical:ifError: method?
Why it uses a mutex and forks the evaluation of the block?
Best regards,
--
Esteban.
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