----- On Sep 24, 2019, at 2:16 AM, Ludovic Courtès ludo@gnu.org wrote:

> Hello,
> 
> Eric Bavier <ericbavier@centurylink.net> skribis:
> 
>> Idris 1.3.2 unfortunately needs megaparsec>=7.0.4.
>>
>> FWIW, idris is our only package that depends on ghc-megaparsec. :)  So maybe an
>> upgrade is fine?
> 
> For the sake of consistency, what about adding a variant of megaparsec
> for use by Idris, and keeping the LTS-12 version?

That sounds appropriate to me.  New patch attached.

> 
>> I was under the impression that our 'guix refresh' updater was supposed to use
>> the appropriate stackage version?  But it seems to be referencing version 14.6.
> 
> Looking at ‘latest-lts-release’ in (guix import stackage), the updater
> seems to just take the latest LTS version.
> 
> We should probably fix that by having the argument to
> ‘stackage-lts-info-fetch’ default to the currently targeted LTS version.
> Otherwise one has to know the LTS version and pass it to ‘guix import
> stackage --lts-version’, which is error-prone.
> 
> Thoughts?

I think that would be the right thing to do, imo.

-- 
`~Eric