From c0df35f3b318513e1c0aeb37aa25fa699139dd1e Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Sun, 29 Dec 2019 00:18:59 +0100
Subject: Fix a bug in message edition

(out of bounds access for no reason)
---
 poezio/windows/text_win.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/poezio/windows/text_win.py b/poezio/windows/text_win.py
index ce52e29d..a1b12ae9 100644
--- a/poezio/windows/text_win.py
+++ b/poezio/windows/text_win.py
@@ -328,7 +328,8 @@ class TextWin(Win):
                         ):
                     self.built_lines.pop(index)
                     index -= 1
-                current = self.built_lines[index]
+                    if index >= 0:
+                        current = self.built_lines[index]
                 index += 1
                 lines = build_lines(
                     message, self.width, timestamp=with_timestamps, nick_size=nick_size
-- 
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