[Haskell-cafe] Find unused exports
dagit at codersbase.com
Sun Nov 16 20:48:27 EST 2008
On Sun, Nov 16, 2008 at 5:10 PM, Michael D. Adams <mdmkolbe at gmail.com>wrote:
> Within a set of modules, the minimal imports also give you the minimal
> exports since each minimal export is required because it is imported
> somewhere. Just compile all your modules with -ddump-minimal-imports,
> then cat all your "*.import" files together and sort the result. The
> minimal exports for module Foo will be listed as several lines of the
> form "import Foo(x,y,z)", etc. From there on it's just a bit of text
> munging to get it into your export list code (about two lines of
Alright, that's the same manual process I do now. I didn't use
-ddump-minimal-imports before because I didn't know about it and we maintain
sufficiently minimal imports already. That and I used emacs macros instead
of perl because I already know how to use emacs :)
If I take the time to automate this I wonder if it's a worthwhile tool to
upload to hackage. Sounds like others have been doing this sort of thing.
Now if I just had a round touit...
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