From 0e086d1582310f2016426b17f16b9888918fd501 Mon Sep 17 00:00:00 2001
From: olli <olli@gabosh.net>
Date: Thu, 11 Jan 2024 14:50:29 +0100
Subject: [PATCH] error on empty

---
 gaboshlib/g_num_valid_number.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gaboshlib/g_num_valid_number.sh b/gaboshlib/g_num_valid_number.sh
index d8f6d83..4568a3b 100644
--- a/gaboshlib/g_num_valid_number.sh
+++ b/gaboshlib/g_num_valid_number.sh
@@ -1,4 +1,5 @@
 function g_num_valid_number {
+  [ -z "$@" ] && return 1
   local f_arg=( "0" "$@" )
   for (( i=0; i<=$#; i++ ))
   do