On 6/16/05, Piers Cawley <[EMAIL PROTECTED]> wrote:
> So, I was about to write the following test for Pugs:
>
> sub factorial (Int $n) {
> my sub factn (Int $acc, $i) {
> return $acc if $i > $n;
> factn( $acc * $i, $i+1);
> }
> factn(1, 1);
> }
>
> When I thought to check the apocalypses and exegeses and, what do you know, I
> couldn't find any evidence that nested named functions like this were legal.
>
> So, are they legal?
Yep. And they work just as if you had used an anonymous sub there--it
closes over lexicals and everything.
Luke
