From 43070c0642c62edbe6b76335954496341d432b29 Mon Sep 17 00:00:00 2001
From: denver <skripkonitinc@gmail.com>
Date: Wed, 12 Apr 2023 01:36:37 +0300
Subject: [PATCH] corrected isLetter to hex letters (not alphabetic letters)

---
 osutils/data.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/osutils/data.go b/osutils/data.go
index b9fa4fc..ce8201b 100644
--- a/osutils/data.go
+++ b/osutils/data.go
@@ -29,5 +29,5 @@ func UuidValidate(uuid string) error {
 
 func isLetter(r rune) bool {
 	l := unicode.ToLower(r)
-	return (l >= 'a' && l <= 'z')
+	return (l >= 'a' && l <= 'f')
 }