You could add an extra parameter that is another block. Use that parameter
as the value of carre in the block. something like:
f := [:a :ff | a ifTrue: [ff (a not) ff] ]
ff: = [:a :ff | a ifTrue: [ff (a not) ff] ]
On Jan 22, 2008 9:10 PM, Hilaire Fernandes <[EMAIL PROTECTED]> wrote:
> I got an error "Attempt to evaluate a block that is already being
> evaluated", when I call in recursion a block like
>
> carre := [:s1 :s2 :s3 :s4 :n |
> n >0 ifTrue:
> [carre valueWithArguments: {(segment value: s1 value: s2).
> (segment value: s2 value: s3).
> (segment value: s3 value: s4).
> (segment value: s1 value: s4).
> n-1}]]
>
> Hilaire
>
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