From 6810257923b2c7d4cd39c026c0a0e8c280d77d97 Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Fri, 24 Oct 2025 13:14:31 +0800
Subject: fix: verify out of bound slice pos

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

(limited to 'src/ui.rs')

diff --git a/src/ui.rs b/src/ui.rs
index f11eaaa..0321790 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -25,6 +25,9 @@ impl Ui {
         let cmd: Vec<&str> = cmd
             .split_whitespace()
             .collect();
+        if cmd.is_empty() {
+            return None;
+        }
         if cmd[0] == "trans" {
             let trans = Transaction::new(
                 self.me,
-- 
cgit v1.2.3