#!/bin/sh
set -eu

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

help() {
	cat <<-'EOF'


		Options:
		  -h, --help    show this help


		Count the lines of code in the current repository.


		Examples:

		  Just run it:

		    $ loc
	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))


cloc --vcs="$(vcs -t)" .