Haskell 2010 libraries

Simon Marlow marlowsd at gmail.com
Sun May 2 04:05:12 EDT 2010

On 01/05/10 20:17, Ian Lynagh wrote:
> On Sat, May 01, 2010 at 08:05:58PM +0100, Simon Marlow wrote:
>> On 01/05/10 17:16, Ian Lynagh wrote:
>>>> So it seems this is closer to option (2) in my message, because
>>>> portablebase and haskell2010 overlap, and are therefore mutually
>>>> exclusive, whereas in (4) haskell2010 and base2010 are non-overlapping -
>>>> that's the crucial difference.
>>> If they are non-overlapping, how would a new Data.List function be
>>> added? Or an existing Data.List function be altered?
>> In this scenario there would be base as it is now, and base2010 (or
>> whatever you want to call it) that is base minus the modules in
>> haskell2010.  So you can add things to base:Data.List, but
>> haskell2010:Data.List must export exactly the API as specified in the
>> report.
> So someone using haskell2010+base2010 wouldn't be able to use this new
> function?

Correct.  If you opt to use the Haskell 2010 API, you don't get to see 
new additions made to those modules, but that's entirely reasonable.


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