From 26dd7dbf3ef14a146e0658c6adee987ab7925527 Mon Sep 17 00:00:00 2001
From: phanium <91544758+phanen@users.noreply.github.com>
Date: Mon, 6 Oct 2025 22:12:09 +0800
Subject: [PATCH] fix: prevent NvimTree to be alternate buffer when tab open

---
 lua/nvim-tree/actions/node/open-file.lua | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lua/nvim-tree/actions/node/open-file.lua b/lua/nvim-tree/actions/node/open-file.lua
index de43416e..094b8945 100644
--- a/lua/nvim-tree/actions/node/open-file.lua
+++ b/lua/nvim-tree/actions/node/open-file.lua
@@ -198,7 +198,14 @@ local function open_file_in_tab(filename)
   if M.relative_path then
     filename = utils.path_relative(filename, vim.fn.getcwd())
   end
-  vim.cmd("tabe " .. vim.fn.fnameescape(filename))
+  vim.cmd.tabnew()
+  -- HACK: prevent NvimTree to be alternate buffer
+  if utils.is_nvim_tree_buf(vim.fn.bufnr("#")) then
+    local tmpbuf = vim.api.nvim_create_buf(false, true)
+    vim.fn.setreg("#", tmpbuf)
+    vim.api.nvim_buf_delete(tmpbuf, { force = true })
+  end
+  vim.cmd.edit(vim.fn.fnameescape(filename))
 end
 
 local function drop(filename)