function gbd() {
  if [[ -n $1 ]]; then
    if [[ -n $2 ]]; then
      git push $1 :$2
      git branch -d $2
    else
      git push origin :$1
      git branch -d $1
    fi
  fi
}
compdef _git gbd=git-branch

function git_diff_count() {
  foreach b (`git branch | grep -v '*' | grep -v 'master'`); echo $b `git cherry -v master $b | wc -l`; end
}

function git_diff_clean() {
  foreach b (`git_diff_count | awk '/([a-zA-Z0-9]+) 0/{print $1}'`); gbd trobrock $b; end
}