From d379884d611f06c0a86b82da22b13913da483a7b Mon Sep 17 00:00:00 2001
From: LiYilong <1532139562@qq.com>
Date: Sun, 22 Mar 2026 01:18:36 +0800
Subject: [PATCH] fix(ch19): use id_variable in listing 19-29

---
 .../ch19-patterns-and-matching/listing-19-29/src/main.rs    | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/listings/ch19-patterns-and-matching/listing-19-29/src/main.rs b/listings/ch19-patterns-and-matching/listing-19-29/src/main.rs
index 325af305..3c5551e5 100644
--- a/listings/ch19-patterns-and-matching/listing-19-29/src/main.rs
+++ b/listings/ch19-patterns-and-matching/listing-19-29/src/main.rs
@@ -7,8 +7,10 @@ fn main() {
     let msg = Message::Hello { id: 5 };
 
     match msg {
-        Message::Hello { id: id @ 3..=7 } => {
-            println!("Found an id in range: {id}")
+        Message::Hello {
+            id: id_variable @ 3..=7,
+        } => {
+            println!("Found an id in range: {id_variable}")
         }
         Message::Hello { id: 10..=12 } => {
             println!("Found an id in another range")