Fix previous commit.

diff --git a/src/ircplom/tui_base.py b/src/ircplom/tui_base.py
index dbbec0800b6b1c3551d1525c6886222a41a8ad1e..a44d4f79ea658c8cf8eaa2a8a68addc9ff8d2ad6 100644 (file)
--- a/src/ircplom/tui_base.py
+++ b/src/ircplom/tui_base.py
@@ -564,7 +564,7 @@ class PromptWidget(_ScrollableWidget):
 
     def insert(self, to_insert: str) -> None:
         'Insert into prompt input buffer.'
-        self.input_buffer = (_buffer[:self._cursor_x]
+        self.input_buffer = (self.input_buffer[:self._cursor_x]
                              + to_insert
                              + self.input_buffer[self._cursor_x:])
         self._cursor_x += len(to_insert)