find alias to delete merged Git branches about dotfiles HOT 2 CLOSED

#!/usr/bin/env sh
git_delete_merged_branches() {
  # delete all local git branches that have been merged
  # https://gist.github.com/8775224

  set -eu
  IFS=$(printf ' \t\n/')
  IFS=${IFS%/}

  if command git branch --merged | command grep -v '\*'; then
    command git branch --merged |
      command grep -v '\*' |

      # command xargs -n 1 git branch -d
      # until this is better tested, we will
      # only print, not delete, merged branches
      command xargs -n 1 echo
  fi
  { set +eux; } 2>/dev/null
}