From 66dcd7cb002e5eccd35986de9be815d370712df4 Mon Sep 17 00:00:00 2001
From: Nolan Darilek <nolan@thewordnerd.info>
Date: Fri, 25 Mar 2022 11:11:36 -0500
Subject: [PATCH] Reset invalid log-reading position.

---
 src/log.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/log.rs b/src/log.rs
index f550b84..568aa98 100644
--- a/src/log.rs
+++ b/src/log.rs
@@ -43,6 +43,9 @@ fn read_log(
     log: Query<&Log, Changed<Log>>,
 ) -> Result<(), Box<dyn Error>> {
     for log in log.iter() {
+        if *position >= log.len() {
+            *position = 0;
+        }
         for (index, entry) in log.iter().enumerate() {
             if index >= *position {
                 tts.speak(entry.message.clone(), false)?;