Fix a bug in message edition

(out of bounds access for no reason)
2019-12-29 00:18:59 +01:00 · 2019-12-29 00:18:59 +01:00 · c0df35f3b3
commit c0df35f3b3
parent 525edff66f
1 changed files with 2 additions and 1 deletions
--- 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