revert(#3180, #3177): resolve live filter failures (#3183)

* Revert "fix(#3172): live filter exception (#3173)"

This reverts commit 0a7fcdf3f8.

* Revert "refactor(#2826): move view to instanced window class (#3153)"

This reverts commit 0a06f65bf0.

* feat(#3157): add view.cursorlineopt

lua/nvim-tree/help.lua

@@ -1,4 +1,3 @@
-local appearance = require("nvim-tree.appearance")
 local keymap = require("nvim-tree.keymap")
 local api = {} -- circular dependency
 
@@ -6,6 +5,12 @@ local PAT_MOUSE = "^<.*Mouse"
 local PAT_CTRL = "^<C%-"
 local PAT_SPECIAL = "^<.+"
 
+local WIN_HL = table.concat({
+  "NormalFloat:NvimTreeNormalFloat",
+  "WinSeparator:NvimTreeWinSeparator",
+  "CursorLine:NvimTreeCursorLine",
+}, ",")
+
 local namespace_help_id = vim.api.nvim_create_namespace("NvimTreeHelp")
 
 local M = {
@@ -205,7 +210,7 @@ local function open()
   })
 
   -- style it a bit like the tree
-  vim.wo[M.winnr].winhl = appearance.WIN_HL_HELP
+  vim.wo[M.winnr].winhl = WIN_HL
   vim.wo[M.winnr].cursorline = M.config.cursorline
 
   local function toggle_sort()