git-cleanup command

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54 #!/bin/sh
set -eu

usage() {
	cat <<-'EOF'
		Usage:
		  git cleanup
		  git cleanup -h
	EOF
}

help() {
	cat <<-'EOF'

		Options:
		  -h, --help    show this message
	EOF
}

for flag in "$@"; do
	case "$flag" in
		--)
			break
			;;
		--help)
			usage
			help
			exit
			;;
		*)
			;;
	esac
done

while getopts 'h' flag; do
	case "$flag" in
		h)
			usage
			help
			exit
			;;
		*)
			usage >&2
			exit 2
			;;
	esac
done
shift $((OPTIND - 1))



git branch --merged |
	grep -v -e '^\*' -e '^. main$' |
	xargs git branch -d
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