[Haskell-beginners] Is there a an include statement equivalence
in Haskell
Krzysztof Skrzętnicki
gtener at gmail.com
Wed Feb 10 06:27:39 EST 2010
Hi
It's generally bad idea to include source code in this manner. It is
error prone, hard to understand and ugly. It's really better to use
modules instead.
But if you *really* want to rely on such hacks, then yes, it's
possible. Simply use cpp's #include. But first you need to enable CPP
extension. One way of doing it is writing this line as the first line:
> {-# LANGUAGE CPP #-}
With cpp in game you can then write:
> #include "common.hs"
Best regards
Krzysztof Skrzętnicki
On Wed, Feb 10, 2010 at 12:17, Andrew Smith <asmith9983 at gmail.com> wrote:
> Hi
> I have a few lines of Haskell which I'd like to be pulled into my
> Haskell program, similar to the #include in C/C++, or Latex.
>
> I don't want to just paste the code permanently using editor, or pass
> it through say M4, nor build my own module.
>
> At the moment its a couple of lines I've used in three or four similar
> programs.
>
> As a Haskell beginner, is my thinking still stuck in the imperative
> coding style era ?
>
> --
> Andrew
>
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