Clean up some case statements, error when running live with no session.

archlabs-installer

@@ -5,7 +5,7 @@
 # Some ideas and code reworked from other resources
 # AIF, Cnichi, Calamares, Arch Wiki.. Credit where credit is due
 
-VER=2.0.76
+VER=2.0.77
 
 # bulk default values {
 
@@ -326,7 +326,11 @@ select_config()
 		(( i++ )) # progress through to the next choice
 	done
 
-	case $MYSHELL in bash) LOGINRC='.bash_profile' ;; zsh) LOGINRC='.zprofile' ;; mksh) LOGINRC='.profile' ;; esac
+	case $MYSHELL in
+		bash) LOGINRC='.bash_profile' ;;
+		zsh) LOGINRC='.zprofile' ;;
+		mksh) LOGINRC='.profile' ;;
+	esac
 
 	return 0
 }
@@ -665,7 +669,7 @@ part_shrink()
 
 	part_find "${device##*/}[^ ]" || return 1
 	(( COUNT == 1 )) && part="$(awk '{print $1}' <<< "${PARTS[@]}" )"
-	
+
 	if (( COUNT == 1 )) || dlg part menu "Resize" "\nWhich partition on $device do you want to resize?" $PARTS; then
 		fs=$(lsblk -lno FSTYPE "$part")
 		case "$fs" in
@@ -1365,7 +1369,7 @@ install_user()
 
 	# create user home directories (Music, Documents, Downloads, etc..)
 	chrun 'xdg-user-dirs-update'
-	
+
 	return 0
 }
 
@@ -2087,7 +2091,7 @@ dlg()
 	# adjust n when passed a large list
 	local l=$((LINES - 20))
 	(( ($# / 2) > l )) && n=$l
-	
+
 	tput civis
 	case "$dlg_t" in
 		menu) dialog --backtitle "$DIST Installer - $SYS - v$VER" --title " $title " --menu "$body" 0 0 $n "$@" 2>"$ANS" || return 1 ;;
@@ -2126,6 +2130,10 @@ live()
 {
 	local e=0
 
+	if (( $# == 0 )); then
+		msg "No Session" "\nRunning live requires a session to use.\n\nExiting..\n" 2
+		clear
+		die 1
 	if ! select_keymap; then
 		clear
 		die 0
@@ -2387,7 +2395,11 @@ elif ! grep -qwm 1 'lm' /proc/cpuinfo; then
 	msg "Not x86_64 Architecture" "\nThis installer only supports x86_64 architectures.\n\nExiting..\n" 2
 	die 1
 else
-	case "$1" in -d|--debug) debug ;; -h|--help) usage "$0" ;; -l|--live) shift; live "$@" ;; esac
+	case "$1" in
+		-d|--debug) debug ;;
+		-h|--help) usage "$0" ;;
+		-l|--live) shift; live "$@" ;;
+	esac
 fi
 
 # trap ^C to perform cleanup