From 6416ea356250daecc2026c45eb576a558612cd43 Mon Sep 17 00:00:00 2001
From: kiyan <yazdani.kiyan@protonmail.com>
Date: Sat, 2 Oct 2021 14:04:01 +0200
Subject: [PATCH] chore: add old option detection in plugin/nvim-tree.lua

---
 lua/nvim-tree.lua            | 32 --------------------------------
 plugin/nvim-tree-startup.lua | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 32 deletions(-)
 create mode 100644 plugin/nvim-tree-startup.lua

diff --git a/lua/nvim-tree.lua b/lua/nvim-tree.lua
index 94779f2e..c0f32899 100644
--- a/lua/nvim-tree.lua
+++ b/lua/nvim-tree.lua
@@ -450,36 +450,4 @@ function M.setup(conf)
   vim.schedule(function() M.on_enter(opts) end)
 end
 
-local function startup_check_new_setup()
-  local out_config = {
-    "nvim_tree_disable_netrw",
-    "nvim_tree_hijack_netrw",
-    "nvim_tree_auto_open",
-    "nvim_tree_auto_close",
-    "nvim_tree_tab_open",
-    "nvim_tree_update_cwd",
-    "nvim_tree_hijack_cursor",
-    "nvim_tree_system_open_command",
-    "nvim_tree_system_open_command_args",
-    "nvim_tree_follow",
-    "nvim_tree_follow_update_path",
-    "nvim_tree_lsp_diagnostics",
-    "nvim_tree_auto_resize",
-    "nvim_tree_bindings",
-    "nvim_tree_disable_keybindings",
-    "nvim_tree_disable_default_keybindings",
-  }
-
-  local x = vim.tbl_filter(function(v)
-    return vim.fn.exists('g:'..v) ~= 0
-  end, out_config)
-
-  if #x > 0 then
-    local msg = "following options are now set in the setup, please read the new documentation for the setup function: "
-    require'nvim-tree.utils'.echo_warning(msg..table.concat(x, " | "))
-  end
-end
-
-vim.defer_fn(startup_check_new_setup, 1000)
-
 return M
diff --git a/plugin/nvim-tree-startup.lua b/plugin/nvim-tree-startup.lua
new file mode 100644
index 00000000..ec7da097
--- /dev/null
+++ b/plugin/nvim-tree-startup.lua
@@ -0,0 +1,34 @@
+local is_initialized = false
+
+if is_initialized then
+  return
+end
+is_initialized = true
+
+local out_config = {
+  "nvim_tree_disable_netrw",
+  "nvim_tree_hijack_netrw",
+  "nvim_tree_auto_open",
+  "nvim_tree_auto_close",
+  "nvim_tree_tab_open",
+  "nvim_tree_update_cwd",
+  "nvim_tree_hijack_cursor",
+  "nvim_tree_system_open_command",
+  "nvim_tree_system_open_command_args",
+  "nvim_tree_follow",
+  "nvim_tree_follow_update_path",
+  "nvim_tree_lsp_diagnostics",
+  "nvim_tree_auto_resize",
+  "nvim_tree_bindings",
+  "nvim_tree_disable_keybindings",
+  "nvim_tree_disable_default_keybindings",
+}
+
+local x = vim.tbl_filter(function(v)
+  return vim.fn.exists('g:'..v) ~= 0
+end, out_config)
+
+if #x > 0 then
+  local msg = "following options are now set in the setup (:help nvim-tree.setup): "
+  require'nvim-tree.utils'.echo_warning(msg..table.concat(x, " | "))
+end