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make fnhelp more usable

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This commit is contained in:
Daylin Morgan 2023-11-09 15:58:37 -06:00
parent 9109619f2f
commit f264a64950
Signed by: daylin
GPG key ID: C1E52E7DD81DF79F
1 changed files with 9 additions and 4 deletions
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13
home/private_dot_config/zsh/functions/fnhelp
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@ -1,13 +1,18 @@
#!/usr/bin/env zsh
##? fnhelp - use '##?' comments in function files as help docs.
##?
##? usage: fnhelp <func>
# function fnhelp {
local ZFUNCDIR="${ZFUNCDIR:-${ZDOTDIR:-~/.config/zsh}/functions}"
if [[ $# -eq 0 ]]; then
echo >&2 "no function specified"
fnhelp fnhelp
return 1
fi
if [[ ! -f "$ZFUNCDIR/$1" ]]; then
echo >&2 "fnhelp: function not found '$1'." && return 1
fi
command grep "^##?" "$ZFUNCDIR/$1" | cut -c 5-
# }
# vim: ft=zsh sw=2 ts=2 et
command grep "^##?" "$ZFUNCDIR/$1" | cut -c 5-