46 lines
1.4 KiB
Bash
Executable File
46 lines
1.4 KiB
Bash
Executable File
#!/bin/bash
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gitgrep()
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{
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local out=$(git grep -I -P -n "$1" | \
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grep -E '^(bash_completion|completions/|test/)' | \
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grep -Fv 'test/runLint')
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if [ -n "$out" ] ; then
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printf '***** %s\n' "$2"
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printf '%s\n\n' "$out"
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fi
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}
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unset CDPATH
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cd $(dirname "$0") ; cd ..
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cmdstart='(^|[[:space:]]|\()'
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gitgrep $cmdstart"awk\b.*-F([[:space:]]|[[:space:]]*[\"'][^\"']{2,})" \
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'awk with -F char or -F ERE, use -Fchar instead (Solaris)'
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gitgrep $cmdstart"awk\b.*\[:[a-z]*:\]" \
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'awk with POSIX character class not supported in mawk (Debian/Ubuntu)'
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gitgrep $cmdstart'sed\b.*\\[?+]' \
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'sed with ? or +, use POSIX BRE instead (\{m,n\})'
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gitgrep $cmdstart'sed\b.*\\\|' \
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"sed with \|, use POSIX BRE (possibly multiple sed invocations) or another tool instead"
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# TODO: really nonportable? appears to work fine in Linux, FreeBSD, Solaris
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#gitgrep $cmdstart'sed\b.*;' \
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# 'sed with ;, use multiple -e options instead (POSIX?) (false positives?)'
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gitgrep $cmdstart'sed\b.*-[^[:space:]]*[rE]' \
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'sed with -r or -E, drop and use POSIX BRE instead'
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gitgrep $cmdstart'[ef]grep\b' \
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'[ef]grep, use grep -[EF] instead (historical/deprecated)'
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# TODO: $ in sed subexpression used as an anchor (POSIX BRE optional, not in
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# Solaris/FreeBSD)
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gitgrep '(?<!command)'$cmdstart'(grep|ls)(\s|$)' \
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'invoke grep and ls with "command" prefix, e.g. "command grep"'
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