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@wteuber
Last active December 28, 2015 08:19
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find ruby files without instructions
# FIND:
find . -type f -name "*.rb" | while read filename; do if [ "0" -ne "`expr length "\`ruby --dump insns $filename | tail -n +2 | tr -d "\n " | grep -oue "^0000putnil([^)])[^l]*leave$"\`"`" ]; then echo $filename; fi; done
# REMOVE:
find . -type f -name "*.rb" | while read filename; do if [ "0" -ne "`expr length "\`ruby --dump insns $filename | tail -n +2 | tr -d "\n " | grep -oue "^0000putnil([^)])[^l]*leave$"\`"`" ]; then echo $filename; fi; done | xargs rm
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