Prune old git branches

.bashrc

func_gitprune() {
        echo 'Starting git prune'
        echo "Found $(git branch | wc -l) number of local branches"

        echo "Starts prune of origin branches...."
        git remote prune origin

        echo "Local branches which can be removed:"
        git branch -vv | grep 'origin/.*: gone]' | awk '{print $1}'

        echo "Pruning local branches..."
        git branch -vv | grep 'origin/.*: gone]' | awk '{print $1}' | xargs git branch -d
        echo "$(git branch | wc -l) number of local branches after gitprune"
        echo "Done!"
}

# clear no longer tracked git branches (prune)
alias gitprune="func_gitprune"