[Haskell] ANNOUNCE: HaRP (Haskell Regular Patterns) version 0.1

[Andreas Farre]

Dylan Thurston said:

> By the way, are nested regular expression matches allowed?  Something
> like:
>
> foo :: [[Int]] -> Int
> foo [/ _* [/ 5* a 6* /] _* /] = a

Yep.

> ?  If so, what is the type of a in
>
> foo [/ _* [/ 5* a* /]* _* /]
>

It would be [[Int]] because of the fact that [/ 5* a* /] alone would have
type [Int] and therefore in that case a would also have type [Int].
Repeating this would cause it to have type [[Int]].

/Andreas

-- 
Andreas Farre
some cannot be created more equal than others