LoadAllTargets not loading dependencies
sam.halliday at gmail.com
Wed Aug 7 20:31:04 UTC 2019
You're quite right, because when I tried to minimise this I discovered
that it is actually a cabal env file bug! It seems that cabal v2-exec
produces different env files depending on if -w is used or not, and the
one I was using is the broken one.
Artem Pelenitsyn <a.pelenitsyn at gmail.com> writes:
> Hello Sam,
> It'd be easier to help if you posted the complete example somewhere (e.g.
> Best, Artem
> On Wed, 7 Aug 2019 at 15:39, Sam Halliday <sam.halliday at gmail.com> wrote:
>> Hello all,
>> I've been following along with Stephen Diehl's blog series on the ghc
>> api and I am using `load LoadAllTargets` on a .hs file (let's call it
>> Wibble.hs) and then typechecking.
>> All seems well until I add a second module (let's call it Wobble.hs) in
>> the same package and import it from Wibble.
>> I can see that the load has correctly calculated the dependency graph
>> and includes Wobble in the dependencies of Wibble. But if I try to
>> typecheck Wibble, then I get an error:
>> Could not find module ‘Wobble’
>> Use -v to see a list of the files searched for.
>> 4 | import Wobble
>> | ^^^^^^^^^^^^^^^^^^^^^^^
>> I have separately compiled the package, and can see its packagedb is
>> listed in the .ghc.env file. What else do I need to do so that Wibble
>> can see Wobble?
>> Best regards,
>> ghc-devs mailing list
>> ghc-devs at haskell.org
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