Non-monotonic releases and package clobbering

[Daniel Peebles]

Clearly the solution for this particular conflict is just to vary the case
of the first letter, like we have with the Numbers vs. numbers packages.
What could be cleaner? ;)




On Sun, Nov 25, 2012 at 12:59 PM, Edward Z. Yang <ezyang at mit.edu> wrote:

> Hello all,
>
> I recently noticed that there is a subset of packages on Hackage which
> have had a non-monotonic release in their history.  Non-monotonic releases
> occur for various reasons; for example,
> http://hackage.haskell.org/package/QuickCheck-1.2.0.1
> was made in 2010 (2.1 was released in 2008), ostensibly as a minor bugfix
> release.
>
> However, I found at least one case where a non-monotonic release was due to
> package clobbering:
>
>     http://hackage.haskell.org/package/Adaptive-0.1
>     http://hackage.haskell.org/package/Adaptive-0.22
>
> It's easy to see that these are two different packages.  0.1 is the
> "later" release, but it is completely shadowed by the old 0.22 release.
>
> I'm not sure if I have any concrete recommendations (since this problem is
> mostly
> subsumed by the "people shouldn't be able to upload arbitrary stuff to
> Hackage problem);
> but I thought this might be interesting information to someone.
>
> Edward
>
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