From 00f1e296b0937831db42f7a6f4bac8b2a9969fd8 Mon Sep 17 00:00:00 2001
From: yetone <yetoneful@gmail.com>
Date: Tue, 20 Aug 2024 17:58:05 +0800
Subject: [PATCH] fix: do not write to invalid buffer (#112)

---
 lua/avante/sidebar.lua | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lua/avante/sidebar.lua b/lua/avante/sidebar.lua
index a9cc3ac..3f572fb 100644
--- a/lua/avante/sidebar.lua
+++ b/lua/avante/sidebar.lua
@@ -245,7 +245,7 @@ end
 ---@param content string concatenated content of the buffer
 ---@param opts? {focus?: boolean, stream?: boolean, scroll?: boolean, callback?: fun(): nil} whether to focus the result view
 function Sidebar:update_content(content, opts)
-  if not self.view.buf then
+  if not self.view.buf or not api.nvim_buf_is_valid(self.view.buf) then
     return
   end
   opts = vim.tbl_deep_extend("force", { focus = true, scroll = true, stream = false, callback = nil }, opts or {})
@@ -267,6 +267,9 @@ function Sidebar:update_content(content, opts)
     end
 
     vim.schedule(function()
+      if not self.view.buf or not api.nvim_buf_is_valid(self.view.buf) then
+        return
+      end
       scroll_to_bottom()
       local lines = vim.split(content, "\n")
       api.nvim_set_option_value("modifiable", true, { buf = self.view.buf })
@@ -284,7 +287,7 @@ function Sidebar:update_content(content, opts)
     end)
   else
     vim.defer_fn(function()
-      if self.view.buf == nil then
+      if not self.view.buf or not api.nvim_buf_is_valid(self.view.buf) then
         return
       end
       local lines = vim.split(content, "\n")