[Haskell-cafe] ghci module re exporting qualified as
Brandon Allbery
allbery.b at gmail.com
Wed Nov 18 16:42:40 UTC 2020
I'm under the impression that they want to export names qualified, but
qualification only happens on import. If you export names from an imported
module, they will appear to be from the imported module, not the original.
On Wed, Nov 18, 2020, 11:32 Henning Thielemann <
lemming at henning-thielemann.de> wrote:
>
> On Wed, 18 Nov 2020, Immanuel Litzroth wrote:
>
> > You mean this?
> > #+BEGIN_SRC haskell :tangle T1.hs
> > module T1 where
> > import Data.Map as Map
> > #+END_SRC
> >
> > that doesn't seem to do it:
> > #+BEGIN_EXAMPLE
> > λ⊢ :show modules
> > T1
> > λ⊢ :show imports
> > import T1 -- added automatically
> > import Prelude -- implicit
> > λ⊢ fromList
> >
> > <interactive>:143:1-8: error: Variable not in scope: fromList
> > λ⊢ Map.fromList
> >
> > <interactive>:144:1-12: error:
> > Not in scope: ‘Map.fromList’
> > No module named ‘Map’ is imported.
> > λ⊢ Data.Map.FromList
>
>
> Hm. Was the module compiled? You can only benefit from imports, if the
> module is interpreted._______________________________________________
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