Automatic cleanup of merged git branches

.bashrc

function gcleanup ()
{
    # default to local cleanup
    loc=true

    OPTIND=1
    while getopts "ahlr" opt; do
        case "$opt" in
            a) # delete both
                rem=true;
                loc=true;
                ;;
            h) # Display help
                echo -e "\ngcleanup [-rlah] <branch>: Deploys a project.";
                echo -e "\nSwitches:";
                echo -e "\t-a\t Delete merged branches locally and from the remote.";
                echo -e "\t-h\t Display this help message.";
                echo -e "\t-l\t (default) Delete merged branches locally.";
                echo -e "\t-r\t Delete merged branches from the remote.";
                return 0;
                ;;
            l) # delete local
                loc=true;
                rem=false;
                ;;
            r) # delete remote
                rem=true;
                loc=false;
                ;;
        esac
    done
    shift "$((OPTIND-1))"

    git checkout master
    if [[ $rem == true ]]; then
        rbranches=$(git branch -q -r --merged | grep -v '\(master\|HEAD\)');
        for branch in $rbranches; do
            bn=$(echo $branch | cut -d'/' -f 2-6);
            if [ -n "$bn" ]; then
                git push origin ":$bn";
            fi
        done;
    fi

    if [[ $loc == true ]]; then
        lbranches=$(git branch -q --merged | grep -v '\(master\|HEAD\)');
        for branch in $lbranches; do
            git branch -d $branch;
        done;
    fi
}