self: with self; ''
  #
  # ack recursively through notes
  #
  # uses ack: https://beyondgrep.com

  NOTESDIR=~/pub.solar-nc/Notes
  ACK_PREFIX="ack --files-with-matches"
  cd $NOTESDIR || exit
  file="$(
      FZF_DEFAULT_COMMAND="$ACK_PREFIX '$1'" \
      fzf --sort --preview="[[ ! -z {} ]] && ack --colour --context 5 {q} {}" \
          --phony -q "$1" \
          --bind "change:reload:$ACK_PREFIX {q}" \
          --preview-window="70%:wrap"
  )" &&
  echo "opening $file" &&
  bat --theme=TwoDark "$file"
''