Browsing git commit history with fzf

gistfile1.sh

# http://junegunn.kr/2015/03/browsing-git-commits-with-fzf/
#   https://gist.github.com/junegunn/f4fca918e937e6bf5bad
# fshow - git commit browser (enter for show, ctrl-d for diff, ` toggles sort)
fzf-git-show() {
  local out shas sha q k

  if [[ -d .git ]] || git rev-parse --git-dir > /dev/null 2>&1; then
    while out=$(
        git log --graph --color=always \
            --format="%C(auto)%h%d %s %C(black)%C(bold)%cr" "$@" |
        fzf --ansi --multi --no-sort --reverse --query="$q" \
            --print-query \
            --expect=ctrl-d,ctrl-l,ctrl-n \
            --toggle-sort=\`); do

      q=$(head -1 <<< "$out")
      k=$(head -2 <<< "$out" | tail -1)
      shas=$(sed '1,2d;s/^[^a-z0-9]*//;/^$/d' <<< "$out" | awk '{print $1}')

      [[ -z "$shas" ]] && continue

      case "$k" in
        ctrl-d)
          git diff --color=always $shas | less -R;;
        ctrl-l)
          git log -p --color=always ${shas}.. | less -R;;
        ctrl-n)
          git show --name-status --color=always ${shas} | less -R;;
        *)
          for sha in $shas; do
            git show --color=always $sha | less -R
          done
          ;;
      esac
    done
  else
    echo -e "Not a git repo"
  fi

  zle accept-line
}

zle     -N    fzf-git-show
bindkey '\eq' fzf-git-show