Improve script-user-remove

script-user-remove

@@ -5,13 +5,18 @@
 parent="${BASH_SOURCE[0]}"
 parent=${parent%/*}
 
+unset user
+
 [[ -f "$parent"/functions ]] && . "$parent"/functions || exit 1
 
 is_root
 
-[[ ! $# -eq 1 ]] && echo "Must provide a username" && exit 1
-
+if [[ $# -eq 1 ]]; then
     user="$1"
+else
+    echo "Must provide exactly one argument (username)"
+    exit 1
+fi
 
 if ! id -u "$user"; then
     echo "User $user does not exist"