From e94f5177983c033aad340b5351bf65ef1fa9737a Mon Sep 17 00:00:00 2001
From: Alexander Courtis <alex@courtis.org>
Date: Sat, 22 Oct 2022 14:40:20 +1100
Subject: [PATCH] fix(#1675): open-file sanity check mode

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

diff --git a/lua/nvim-tree/actions/node/open-file.lua b/lua/nvim-tree/actions/node/open-file.lua
index bff3db09..6e09fea2 100644
--- a/lua/nvim-tree/actions/node/open-file.lua
+++ b/lua/nvim-tree/actions/node/open-file.lua
@@ -175,6 +175,10 @@ local function set_current_win_no_autocmd(winid, autocmd)
 end
 
 local function open_in_new_window(filename, mode, win_ids)
+  if type(mode) ~= "string" then
+    mode = ""
+  end
+
   local target_winid = get_target_winid(mode)
   if not target_winid then
     return
@@ -239,6 +243,10 @@ local function edit_in_current_buf(filename)
 end
 
 function M.fn(mode, filename)
+  if type(mode) ~= "string" then
+    mode = ""
+  end
+
   if mode == "tabnew" then
     return open_file_in_tab(filename)
   end