'git submit' which pushes to Gerrit matching branch

git-submite

#!/bin/sh -e
#
# Save this file as ~/bin/git-submit
#
# Usage: git submit [--draft] [remote]
# Example:
# 'git submit' executed on a Git branch tracking origin/master will push to refs/for/master.
#

REMOTE=origin
GERRIT_REFS=for

for i
do
    if [[ "$i" == "--draft" ]]
    then
        GERRIT_REFS=drafts
    else
        REMOTE=$i
    fi
done

BRANCH=`git symbolic-ref HEAD`
case $BRANCH in
    refs/heads/*)
        BRANCH=${BRANCH:11}
        ;;
    *)
        echo "I can't figure out which branch you are on."
        exit 1
        ;;
esac

REMOTE_BRANCH=`git config --get "branch.$BRANCH.merge"`
if [ -z $REMOTE_BRANCH ]
then
    echo "There is no tracking information for the current branch."
    echo "If you wish to set tracking information for this branch you can do so with:"
    echo ""
    echo "    git branch --set-upstream $BRANCH <remote>/<branch>"
    echo ""
    exit 1
fi

# (optional) Remove refs/heads/
case $REMOTE_BRANCH in
    refs/heads/*)
        REMOTE_BRANCH=${REMOTE_BRANCH:11}
        ;;
esac

echo git push $REMOTE HEAD:refs/$GERRIT_REFS/$REMOTE_BRANCH
git push $REMOTE HEAD:refs/$GERRIT_REFS/$REMOTE_BRANCH