refactor(#2871, #2886): multi instance: node classes created (#2916)

* refactor(#2875): multi instance renderer

* refactor(#2875): multi instance renderer

* refactor(#2875): multi instance renderer

* refactor(#2875): multi instance renderer

* node classes and constructors

* node methods

* refactor(#2875): multi instance renderer

* node classes and constructors

* explorer is a directory node

* extract methods from explore_node

* extract methods from explore_node

* extract methods from explore_node

* extract methods from lib

* use .. name for root node for compatibility

* use node.explorer

* extract node factory, remove unused code

* factories for all nodes, add RootNode

* factories for all nodes, add RootNode

* use factory pattern for decorators

* note regression and commit

* fix dir git status regression

* destroy nodes, not explorer

* add BaseNode:is

* revert changes to create-file, handle in #2924

* extract methods from explorer

* extract methods from explorer

* extract methods from explorer

* use Node everywhere in luadoc

* extract methods from lib

* extract methods from lib

* lint

* remove unused code

* don't call methods on fake root node

* get_node_at_cursor returns explorer (root) node instead of { name = '..' }

* remove unused inject_node

* refactor(#2875): multi instance renderer

* refactor(#2875): multi instance renderer

* refactor(#2875): multi instance renderer

* extract methods from lib

* node factory uses stat only

* temporary DirectoryNode casting until method extraction into child classes

* lua-language-server 3.10.5 -> 3.11.0

* explicitly call Explorer constructor

* normalise explorer RootNode new call, tidy annotations

lua/nvim-tree/renderer/components/diagnostics.lua

@@ -14,7 +14,7 @@ local M = {
 }
 
 ---Diagnostics highlight group and position when highlight_diagnostics.
----@param node table
+---@param node Node
 ---@return HL_POSITION position none when no status
 ---@return string|nil group only when status
 function M.get_highlight(node)
@@ -38,7 +38,7 @@ function M.get_highlight(node)
 end
 
 ---diagnostics icon if there is a status
----@param node table
+---@param node Node
 ---@return HighlightedString|nil modified icon
 function M.get_icon(node)
   if node and M.config.diagnostics.enable and M.config.renderer.icons.show.diagnostics then

lua/nvim-tree/renderer/components/padding.lua

@@ -59,7 +59,7 @@ end
 ---@param depth integer
 ---@param idx integer
 ---@param nodes_number integer
----@param node table
+---@param node Node
 ---@param markers table
 ---@return HighlightedString[]
 function M.get_indent_markers(depth, idx, nodes_number, node, markers, early_stop)
@@ -79,7 +79,7 @@ function M.get_indent_markers(depth, idx, nodes_number, node, markers, early_sto
   return { str = str, hl = { "NvimTreeIndentMarker" } }
 end
 
----@param node table
+---@param node Node
 ---@return HighlightedString[]|nil
 function M.get_arrows(node)
   if not M.config.icons.show.folder_arrow then