update but first check for status change

.zprofile

update() {
	git status --porcelain
	
	if read -q "choice?stash changes? Y/y: "; then
		echo ""
		git stash
		echo "-----------------------------------"
		git pull --all
		echo "-----------------------------------"
		git stash pop
	else
		echo ""
		git pull --all
	fi
}