From 95d1df263e27a06d3bc6f50f345c79ca0a3cc0b7 Mon Sep 17 00:00:00 2001
From: Martin Bielik <mx.bielik@gmail.com>
Date: Mon, 3 Apr 2023 20:36:54 +0200
Subject: break undo sequence after initial prompt

---
 py/chat.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/py/chat.py b/py/chat.py
index 6b5ed67..7614fb5 100644
--- a/py/chat.py
+++ b/py/chat.py
@@ -33,6 +33,7 @@ if not messages:
     # roles not found, put whole file content as an user prompt
     vim.command("normal! ggO>>> user\n")
     vim.command("normal! G")
+    vim.command("let &ul=&ul") # breaks undo sequence (https://vi.stackexchange.com/a/29087)
     vim.command("redraw")
     messages = parse_messages()
 
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