On Fri, Apr 19, 2013 at 09:45:08AM +1000, Jeff Lasslett wrote:
> Greetings,
>
> So I find myself playing around with XMonad source code.  I'm a long time
> Vim user and I've made  a tags file to help me navigate the source code.
>  I've got decent syntax highlighting.
>
> What I lack is insight into the libs.  I'd like the editor/IDE to tell me

vim + syntastic + ghcmod-vim: http://www.mew.org/~kazu/proj/ghc-mod/en/

More vim-related goodness for the Haskell programmer:
http://haskelllive.com/environment.html