From add8ed1ab4442d9c8c0b7b346333f431a41bdb88 Mon Sep 17 00:00:00 2001
From: ErickSkrauch <erickskrauch@yandex.ru>
Date: Thu, 21 Dec 2023 19:34:01 +0100
Subject: [PATCH] Extract invalid uuid error

---
 main.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index 83c8e80..914b31e 100644
--- a/main.go
+++ b/main.go
@@ -107,10 +107,12 @@ func main() {
 	}
 }
 
+var InvalidUuid = errors.New("invalid uuid")
+
 func formatUuid(input string) (string, error) {
 	uuid := strings.ReplaceAll(input, "-", "")
 	if len(uuid) != 32 {
-		return "", errors.New("invalid uuid")
+		return "", InvalidUuid
 	}
 
 	return uuid[0:8] + "-" + uuid[8:12] + "-" + uuid[12:16] + "-" + uuid[16:20] + "-" + uuid[20:], nil