[Haskell-cafe] Platform Versioning Policy: upper bounds are not our friends

[Ivan Lazar Miljenovic]

On 16 August 2012 20:50, Ketil Malde <ketil at malde.org> wrote:
> "Bryan O'Sullivan" <bos at serpentine.com> writes:
>
>> I propose that the sense of the recommendation around upper bounds in the
>> PVP be reversed: upper bounds should be specified *only when there is a
>> known problem with a new version* of a depended-upon package.
>
> Another advantage to this is that it's not always clear what constitutes
> an API change.  I had to put an upper bound on binary, since 0.5
> introduced laziness changes that broke my program.  (I later got some
> help to implement a workaround, but binary-0.4.4 is still substantially
> faster).  Understandably, the authors didn't see this as a breaking API
> change.

Except 0.4 -> 0.5 _is_ a major version bump according to the PVP.

>
> So, +1.
>
> -k
> --
> If I haven't seen further, it is by standing in the footprints of giants
>
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-- 
Ivan Lazar Miljenovic
Ivan.Miljenovic at gmail.com
http://IvanMiljenovic.wordpress.com