[Haskell-cafe] what does the hidden package error mean?
rmm-haskell at z.odi.ac
Fri Apr 10 16:39:32 EDT 2009
I assume you're using cabal, which hides all packages by default. Add
"bytestring" or "bytestring >= 0.9.*" or something along those lines
to Build-Depends in your .cabal file.
If you're not using cabal, I'm not sure why it would be hidden, but
you can unhide with -package bytestring to GHC.
On Apr 10, 2009, at 4:36 PM, Anatoly Yakovenko wrote:
> I am trying to build ParseP on the latest ghc, and i am getting this
> Could not find module `Data.ByteString.Char8':
> it is a member of package bytestring-0.9.1.4, which is hidden
> what does "hidden" mean? why does this work in ghci
>> import Data.ByteString
>> import Data.ByteString.Char8
> without any problems
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