Haskell platform proposal: split package

Brent Yorgey byorgey at seas.upenn.edu
Wed Jul 25 13:50:21 CEST 2012

On Tue, Jul 24, 2012 at 03:13:08PM +0200, Twan van Laarhoven wrote:
> On 20/07/12 22:35, Brent Yorgey wrote:
> >Hello everyone,
> >
> >This is a proposal for the split package [1] to be included in the
> >next major release of the Haskell platform.
> >
> >Missing strategies
> >------------------
> >
> >The specific way that the generic splitting algorithm is implemented
> >does preclude some imaginable splitting strategies.  For example, a
> >few years ago I tried adding a strategy that used a predicate on pairs
> >of elements, splitting down the middle of any pairs that satisfy the
> >predicate, but gave up because it simply did not fit.
> I just needed a function for splitting a list into two equal parts.
> This is something you often need for MergeSort-like functions. Is
> that something that belongs in Data.List.Split?

Perhaps, though I think this sort of thing should probably be handled
outside the HP review process.  Patches welcome. =)


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