druckdev
0db8155002
Refactor commit-msg to reduce redundancies by splitting up the pattern into the different 'levels'. For the array the change from /bin/sh to /bin/bash was necessary. Because of that: Change all `test` occurrences to [[ ]] for performance.
49 lines
1.3 KiB
Bash
Executable File
49 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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#
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# A hook script to check the commit log message.
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# Called by "git commit" with one argument, the name of the file that has the
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# commit message.
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# The hook should exit with non-zero status after issuing an appropriate message
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# if it wants to stop the commit.
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# The hook is allowed to edit the commit message file.
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#
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# To enable this hook, save this file in ".git/hooks/commit-msg".
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die() {
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printf "$1" >&2
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exit ${2:-1}
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}
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subject="$(head -1 "$1")"
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body="$(tail +2 "$1" | grep -v "^#")"
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[[ ${#subject} -le 50 ]] || die "Subject too long. (<= 50)\n"
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# The subject line has to match "${pats[@]}", but to be more verbose different
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# error messages are printed for the different 'levels' of the pattern.
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declare -a pats msg
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pats=(
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"^([-_,*(){}a-zA-Z0-9]+:)+ "
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"[A-Z]"
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".*[^.]$"
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)
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msg=(
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"Specify which program was modified. (e.g. \"zsh:p10k: <subject>\")\n"
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"Start subject with a capital letter.\n"
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"Remove punctuation mark from end.\n"
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)
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[[ ${#msg[@]} -ge ${#pats[@]} ]] || die "Something went wrong internally.\n"
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for ((i = 0; i < ${#pats[@]}; i++)); do
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if ! grep -qE "$(printf "%s" "${pats[@]:0:$i+1}")" <<<"$subject"; then
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die "${msg[$i]}"
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fi
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done
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BKP_IFS="$IFS"
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IFS='
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'
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for line in $body; do
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[[ ${#line} -le 72 ]] || die "Body lines too long. (<= 72)\n"
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done
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IFS="$BKP_IFS"
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