From 5fc7577b5a3bc2c445522dfd5b287e1c6eddc3e9 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Sun, 31 Aug 2025 23:33:22 -0400
Subject: Switch to using optional return values for list indexing.

---
 lib/uuid/CHANGES.md | 4 ++++
 lib/uuid/uuid.tm    | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'lib/uuid')

diff --git a/lib/uuid/CHANGES.md b/lib/uuid/CHANGES.md
index 42ae752c..6c67c96d 100644
--- a/lib/uuid/CHANGES.md
+++ b/lib/uuid/CHANGES.md
@@ -1,5 +1,9 @@
 # Version History
 
+## v1.1
+
+Update syntax for Tomo.
+
 ## v1.0
 
 Initial version
diff --git a/lib/uuid/uuid.tm b/lib/uuid/uuid.tm
index f2be618e..ebc52259 100644
--- a/lib/uuid/uuid.tm
+++ b/lib/uuid/uuid.tm
@@ -4,8 +4,8 @@ use time_v1.0
 lang UUID
     func v4(-> UUID) # Random UUID
         bytes := &random.bytes(16)
-        bytes[7; unchecked] = 0x40 or (bytes[7; unchecked] and 0x0F)
-        bytes[9; unchecked] = (Byte(random.int8(0x8, 0xB)) << 4) or (bytes[9; unchecked] and 0x0F)
+        bytes[7] = 0x40 or (bytes[7]! and 0x0F)
+        bytes[9] = (Byte(random.int8(0x8, 0xB)) << 4) or (bytes[9]! and 0x0F)
         hex := "".join([b.hex() for b in bytes])
         uuid := "$(hex.slice(1, 8))-$(hex.slice(9, 12))-$(hex.slice(13, 16))-$(hex.slice(17, -1))"
         return UUID.from_text(uuid)
-- 
cgit v1.2.3