monkey/make_README.sh at master · FuzzyMonkeyCo/monkey · GitHub

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#!/bin/bash -eu

# Generate README.md

[[ 1 -ne $(git status --porcelain -- README.md | grep -Ec '^.[^ ]') ]] || exit 0

beg_usage=$(grep -n '```' -- README.md | head -n1 | cut -d: -f1)
end_usage=$(grep -n '```' -- README.md | head -n2 | tail -n1 | cut -d: -f1)
cat <(head -n "$beg_usage" README.md) <(./monkey -h) <(tail -n +"$end_usage" README.md) >_ && mv _ README.md

beg_example=$(grep -n '```' -- README.md | tail -n2 | head -n1 | cut -d: -f1)
end_example=$(grep -n '```' -- README.md | tail -n2 | tail -n1 | cut -d: -f1)
cat <(head -n "$beg_example" README.md) <(cat fuzzymonkey.star) <(tail -n +"$end_example" README.md) >_ && mv _ README.md

if
	[[ "${CI:-}" != 'true' ]] &&
	git --no-pager diff -- README.md | grep '[-]monkey M.m.p go' >/dev/null &&
	git --no-pager diff -- README.md | grep '[+]monkey M.m.p go' >/dev/null &&
	[[ $(git --no-pager diff -- README.md | wc -l) -eq 13 ]]
then
	git checkout -- README.md
fi