Using `cabal-install` to generate installable package for [brew](http://brew.sh/).

cabal-brew

#!/bin/bash

USAGE=<<EOF
cabal-brew PACKAGE VERSION
EOF

CABAL=cabal
package="$1"
keg="cabal-$package"
version="$2"
sandbox="/usr/local/Cellar/$keg/$version"

if [ -d /usr/local/Cellar/$keg ] ; then
	echo "Cleaning out old keg for $keg"
	brew unlink $keg
	rm -rf /usr/local/Cellar/$keg
fi

pushd /tmp
[ -f cabal.sandbox.config ] && rm cabal.sandbox.config
echo "$CABAL $package-$version => $sandbox"
${CABAL} sandbox init --sandbox=$sandbox
${CABAL} install $package-$version
brew link --overwrite $keg
popd