gitcleanbranches

#!/bin/bash

: ${REMOTE:=origin}

set -x
git remote update $REMOTE --prune
set +x

TO_DELETE=$(diff <(git branch | cut -c 3-) <(git branch -r | cut -c 3- | grep $REMOTE | sed "s%^$REMOTE/%%") | grep '<' | awk '{print $2}')

if [[ -z "$TO_DELETE" ]]
then
	echo "No local branches to delete."
	exit
fi

echo "Deleting these (local) branches: $TO_DELETE"
echo "Press enter to continue"
read

for B in $TO_DELETE
do
	git branch -d $B
done