[Haskell-cafe] Why does cabal select base-220.127.116.11 when
base-18.104.22.168 is available?
daniel.is.fischer at web.de
Mon Apr 26 08:40:37 EDT 2010
Am Montag 26 April 2010 14:32:03 schrieb Bjorn Buckwalter:
> So what would be the fix, to set an upper bound on base? Is the
> general recommendation that all packages should specify upper bounds
> on all dependencies (if so why doesn't Cabal tell us?)?
Yes, that's the general recommendation. (upper and lower bounds)
> I can see that
> this would make some sense as a package might be broken by an API
> change in its dependencies.
Exactly. That's why bounds on the versions of the dependencies are a good
> On the other hand I can also see it
> causing headaches occasionally...
Yes, but probably less headaches than packages eternally breaking because
of API changes in the dependencies.
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