[Haskell-cafe] TH splicing and recompilation checking

[Michael Sloan]

Yup, such a thing exists!  I think it's a little bit obscure because for
some bizarre reason it isn't reexported by Language.Haskell.TH:

http://hackage.haskell.org/packages/archive/template-haskell/2.8.0.0/doc/html/Language-Haskell-TH-Syntax.html#v:addDependentFile

-Michael


On Tue, Jul 16, 2013 at 10:41 AM, Johannes Waldmann <
waldmann at imn.htwk-leipzig.de> wrote:

> Hi.
>
> we are using template Haskell to splice in some code
> that is produced by reading and transforming the contents of another file.
>
> now, if this "other file" is touched (by editing),
> but not the main file, then ghc (and cabal) do not realize
> that the main file does need to be recompiled.
>
> is there a way to tell them about the dependency?
>
> (example main file:
> https://github.com/apunktbau/co4/blob/master/CO4/Test/Queens.hs)
>
> - J.W.
>
>
>
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