error: 'Attempt to evaluate a block that is already being
evaluated.'
Matej Košík
kosik at fiit.stuba.sk
Sun Aug 21 22:51:44 UTC 2005
Michal wrote:
>>Is there a way how to make the above code to work?
>
>
> Clone your block before evaluating it. The following works for me:
>
> factorial := [:n | n <= 1
> ifTrue: [1]
> ifFalse: [n * (factorial clone value: n - 1)]
> ].
>
> factorial clone value: 1
This works. It is a nice experiment.
The need for `clone' is not very pleasant, but this solution is close to
what my friend was looking for.
Thank you.
--
Matej Košík
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