From a8d26bb0885cb3bbe09c3f6c9066f1fe028c79d4 Mon Sep 17 00:00:00 2001
From: Alexander Courtis <alex@courtis.org>
Date: Fri, 16 Dec 2022 13:15:32 +1100
Subject: [PATCH] Revert "fix(#1815): don't schedule find_file calls, debounce
 update_focused_file with 15ms default (#1820)"

This reverts commit 623cecb809c6ec35b8ddd47a57732ee2c57446f5.
---
 doc/nvim-tree-lua.txt |  6 ------
 lua/nvim-tree.lua     | 36 +++++++++++++-----------------------
 2 files changed, 13 insertions(+), 29 deletions(-)

diff --git a/doc/nvim-tree-lua.txt b/doc/nvim-tree-lua.txt
index e0c0900d..436baf35 100644
--- a/doc/nvim-tree-lua.txt
+++ b/doc/nvim-tree-lua.txt
@@ -280,7 +280,6 @@ Subsequent calls to setup will replace the previous configuration.
       },
       update_focused_file = {
         enable = false,
-        debounce_delay = 15,
         update_root = false,
         ignore_list = {},
       },
@@ -508,11 +507,6 @@ until it finds the file.
     Enable this feature.
       Type: `boolean`, Default: `false`
 
-    *nvim-tree.update_focused_file.debounce_delay*
-    Idle milliseconds between BufEnter and update.
-    The last BufEnter will be focused, others are discarded.
-      Type: `number`, Default: `15` (ms)
-
     *nvim-tree.update_focused_file.update_root*  (previously `update_focused_file.update_cwd`)
     Update the root directory of the tree if the file is not under current
     root directory. It prefers vim's cwd and `root_dirs`.
diff --git a/lua/nvim-tree.lua b/lua/nvim-tree.lua
index c10db4f4..489c3f0d 100644
--- a/lua/nvim-tree.lua
+++ b/lua/nvim-tree.lua
@@ -76,7 +76,7 @@ function M.toggle(find_file, no_focus, cwd, bang)
     local previous_buf = vim.api.nvim_get_current_buf()
     M.open(cwd)
     if _config.update_focused_file.enable or find_file then
-      find_file(false, previous_buf, bang)
+      M.find_file(false, previous_buf, bang)
     end
     if no_focus then
       vim.cmd "noautocmd wincmd p"
@@ -143,7 +143,7 @@ local function is_file_readable(fname)
   return stat and stat.type == "file" and vim.loop.fs_access(fname, "R")
 end
 
-local function find_file(with_open, bufnr, bang)
+function M.find_file(with_open, bufnr, bang)
   if not with_open and not core.get_explorer() then
     return
   end
@@ -162,20 +162,13 @@ local function find_file(with_open, bufnr, bang)
     M.open()
   end
 
-  if bang or _config.update_focused_file.update_root then
-    M.change_root(filepath, bufnr)
-  end
-
-  require("nvim-tree.actions.finders.find-file").fn(filepath)
-end
-
----@deprecated 2022/12/16
-function M.find_file(with_open, bufnr, bang)
-  vim.notify_once(
-    "require('nvim-tree').find_file is not API and will soon be unavailable. Please use api.tree.find_file as per :help nvim-tree-api",
-    vim.log.levels.WARN
-  )
-  find_file(with_open, bufnr, bang)
+  -- if we don't schedule, it will search for NvimTree
+  vim.schedule(function()
+    if bang or _config.update_focused_file.update_root then
+      M.change_root(filepath, bufnr)
+    end
+    require("nvim-tree.actions.finders.find-file").fn(filepath)
+  end)
 end
 
 M.resize = view.resize
@@ -279,7 +272,7 @@ function M.on_enter(netrw_disabled)
     if should_focus_other_window then
       vim.cmd "noautocmd wincmd p"
       if should_find then
-        find_file(false)
+        M.find_file(false)
       end
     end
   end
@@ -313,7 +306,7 @@ local function setup_vim_commands()
   vim.api.nvim_create_user_command("NvimTreeRefresh", reloaders.reload_explorer, { bar = true })
   vim.api.nvim_create_user_command("NvimTreeClipboard", copy_paste.print_clipboard, { bar = true })
   vim.api.nvim_create_user_command("NvimTreeFindFile", function(res)
-    find_file(true, nil, res.bang)
+    M.find_file(true, nil, res.bang)
   end, { bang = true, bar = true })
   vim.api.nvim_create_user_command("NvimTreeFindFileToggle", function(res)
     M.toggle(true, false, res.args, res.bang)
@@ -331,7 +324,7 @@ function M.change_dir(name)
   change_dir.fn(name)
 
   if _config.update_focused_file.enable then
-    find_file(false)
+    M.find_file(false)
   end
 end
 
@@ -407,9 +400,7 @@ local function setup_autocommands(opts)
   if opts.update_focused_file.enable then
     create_nvim_tree_autocmd("BufEnter", {
       callback = function()
-        utils.debounce("BufEnter:find_file", opts.update_focused_file.debounce_delay, function()
-          find_file(false)
-        end)
+        M.find_file(false)
       end,
     })
   end
@@ -581,7 +572,6 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
   },
   update_focused_file = {
     enable = false,
-    debounce_delay = 15,
     update_root = false,
     ignore_list = {},
   },