cache_shoptions

#!/usr/bin/env bash

if [ "$1" = '--help' ]; then
	exit 1
elif [ "$1" = '--version' ]; then
	exit 1
fi

condition() {
	if [[ $(shopt "$1") =~ on$ ]]; then
		if [ "$2" = "off" ]; then echo -n 'false'; else echo -n 'true'; fi
	else
		if [ "$2" = "off" ]; then echo -n 'true'; else echo -n 'false'; fi
	fi
}
declare -A CACHED_SHOPTIONS=()
# echo -n '( '
# is_first='true'
for opt in "$@"; do
	CACHED_SHOPTIONS[$opt]=$(condition "$opt")
	# if $($is_first); then
	# 	is_first='false'
	# else
	# 	echo -n "${IFS:0:1}"
	# fi
	# echo -n "[${opt}]=$(condition "$opt")"
	# echo -n " [${opt}_on]=$(condition "$opt")"
	# echo -n " [${opt}_off]=$(condition "$opt" off)"
done
# echo ' )'
declare -r CACHED_SHOPTIONS
declare -p CACHED_SHOPTIONS
# exit
# readonly patsub_replacement_off=$( if [[ $(shopt patsub_replacement) =~ on$ ]]; then echo 'false'; else echo 'true'; fi )
# readonly extglob_off=$( if [[ $(shopt extglob) =~ on$ ]]; then echo 'false'; else echo 'true'; fi )