toggle-hidden

#!/bin/bash
shopt -s nocasematch
currentbool="$(defaults read com.apple.finder AppleShowAllFiles 2> /dev/null || echo FALSE)"
if [ "$currentbool" == "TRUE" ]; then
	bool=FALSE
elif [ "$currentbool" == "FALSE" ]; then
	bool=TRUE
else
	printf "ERROR: Unable to determine current status. Exiting.\n" >&2
	exit 1
fi
defaults write com.apple.finder AppleShowAllFiles $bool && killall Finder