home/bin/drafts_prepend

   1 #! /bin/bash
   2
   3 set -euo pipefail
   4
   5 FILE="$HOME/doc/drafts/drafts.md"
   6
   7 bar() {
   8     seq -s - 80 | sed -E 's/[0-9]+//g'
   9 }
  10
  11 header() {
  12     printf 'untitled\n'
  13     bar
  14     date +'started: %Y-%m-%d %H:%M:%S %z'
  15     printf '\n\n'
  16 }
  17
  18 (header && cat "$FILE") | sponge "$FILE"  # sponge is in moreutils package