19 lines
414 B
Bash
19 lines
414 B
Bash
#!/usr/bin/env zsh
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##? fnhelp - use '##?' comments in function files as help docs.
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##?
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##? usage: fnhelp <func>
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local ZFUNCDIR="${ZFUNCDIR:-${ZDOTDIR:-~/.config/zsh}/functions}"
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if [[ $# -eq 0 ]]; then
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echo >&2 "no function specified"
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fnhelp fnhelp
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return 1
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fi
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if [[ ! -f "$ZFUNCDIR/$1" ]]; then
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echo >&2 "fnhelp: function not found '$1'." && return 1
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fi
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command grep "^##?" "$ZFUNCDIR/$1" | cut -c 5-
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