haskellindent : vim plugin: Indent settings and filetype detection for Haskell sources ( http://www.vim.org/scripts/script.php?script_id=1968 )
haskellmode : vim plugin: Provides IDE-like features for Haskell development ( http://projects.haskell.org/haskellmode-vim" elog "Consult ${HOMEPAGE} for further setup and usage information. )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a haskell
For Paludis use this rsync : rsync://gentoo.zugaina.org/haskell-portage
If you have a problem : ycarus(-at-)zugaina.org