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<kspalaiologos> `` cp /hackenv/lib/kps/bfi /hackenv/bin/
author HackEso <hackeso@esolangs.org>
date Sat, 04 Jan 2020 09:50:54 +0000
parents 8c13cadf308f
children
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sep="//"
[[ "$1" == ?*"$sep"* ]] || { echo 'Usage: `le/[/]rn <key>//<wisdom>' >&2 ; exit 1; }
key="$(echo "${1%%$sep*}" | lowercase)"
value="${1#*$sep}"
[ -e "$HACKENV/wisdom/$key" ] && verb="Relearned" || verb="Learned"
echo "$value" > "$(echo-p "$HACKENV/wisdom/$key")" && echo -n "$verb '$key': $(echo "$value" | sed 's.^[ ].0,04&.')"