Build system idea
marlowsd at gmail.com
Fri Aug 29 04:37:50 EDT 2008
Brandon S. Allbery KF8NH wrote:
> On 2008 Aug 28, at 22:00, Sterling Clover wrote:
>> We do have, although not with easy access, an additional declarative
>> layer "built in" 90% of the time as configuration as type signature.
> Sure? I think it's easier than you think: someone's already written
> code to extract the information from .hi files (and indeed ghc will dump
> it for you: ghc --dump-iface foo.hi). In theory there could be a
> master dictionary of these hosted on hackage, collected from each
> package's own dictionary, and a given package's dependencies could be
> computed with high accuracy from it.
It's a good idea, but conditional compilation makes it quite a bit harder.
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