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<hppavilion[1]> le/rn Russell\'s Teapot//Russell\'s little Teapot / Short and stout / Orbits near Mars / Or thereabout. / If you see it / Let us know / If you don\'t / What does that show?
author HackBot
date Sat, 03 Jun 2017 08:14:52 +0000
parents 7d14a8891360
children 8c13cadf308f
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sep="//"
[[ "$1" == ?*"$sep"* ]] || { echo 'Usage: `le/[/]rn <key>//<wisdom>' >&2 ; exit 1; }
key="$(echo "${1%%$sep*}" | lowercase)"
value="${1#*$sep}"
[ -e "wisdom/$key" ] && verb="Relearned" || verb="Learned"
echo "$value" > "$(echo-p "wisdom/$key")" && echo -n "$verb '$key': $(echo "$value" | sed 's.^[ ].0,04&.')"