refacto: tree explorer root should be absolute_path not cwd

lua/nvim-tree.lua

@@ -102,7 +102,7 @@ local function update_base_dir_with_filepath(filepath, bufnr)
     end
   end
 
-  if not vim.startswith(filepath, core.get_explorer().cwd) then
+  if not vim.startswith(filepath, core.get_cwd()) then
     change_dir.fn(vim.fn.fnamemodify(filepath, ":p:h"))
   end
 end

lua/nvim-tree/actions/movements.lua

@@ -33,7 +33,7 @@ function M.parent_node(should_close)
 
     local parent = node.parent
 
-    if not parent or parent.cwd then
+    if not parent or not parent.parent then
       return view.set_cursor { 1, 0 }
     end
 

lua/nvim-tree/actions/reloaders.lua

@@ -18,7 +18,7 @@ local function refresh_nodes(node, projects)
 end
 
 function M.reload_node_status(parent_node, projects)
-  local project_root = git.get_project_root(parent_node.absolute_path or parent_node.cwd)
+  local project_root = git.get_project_root(parent_node.absolute_path)
   local status = projects[project_root] or {}
   for _, node in ipairs(parent_node.nodes) do
     if node.nodes then

lua/nvim-tree/core.lua

@@ -21,7 +21,7 @@ function M.get_explorer()
 end
 
 function M.get_cwd()
-  return TreeExplorer.cwd
+  return TreeExplorer.absolute_path
 end
 
 function M.get_nodes_starting_line()

lua/nvim-tree/explorer/explore.lua

@@ -59,7 +59,7 @@ local function get_dir_handle(cwd)
 end
 
 function M.explore(node, status)
-  local cwd = node.cwd or node.link_to or node.absolute_path
+  local cwd = node.link_to or node.absolute_path
   local handle = get_dir_handle(cwd)
   if not handle then
     return
@@ -67,7 +67,7 @@ function M.explore(node, status)
 
   populate_children(handle, cwd, node, status)
 
-  local is_root = node.cwd ~= nil
+  local is_root = not node.parent
   local child_folder_only = common.has_one_child_folder(node) and node.nodes[1]
   if M.config.group_empty and not is_root and child_folder_only then
     node.group_next = child_folder_only

lua/nvim-tree/explorer/init.lua

@@ -13,7 +13,7 @@ Explorer.__index = Explorer
 function Explorer.new(cwd)
   cwd = uv.fs_realpath(cwd or uv.cwd())
   local explorer = setmetatable({
-    cwd = cwd,
+    absolute_path = cwd,
     nodes = {},
   }, Explorer)
   explorer:_load(explorer)
@@ -21,7 +21,7 @@ function Explorer.new(cwd)
 end
 
 function Explorer:_load(node)
-  local cwd = node.cwd or node.link_to or node.absolute_path
+  local cwd = node.link_to or node.absolute_path
   local git_statuses = git.load_project_status(cwd)
   M.explore(node, git_statuses)
 end

lua/nvim-tree/explorer/reload.lua

@@ -20,7 +20,7 @@ local function update_status(nodes_by_path, node_ignored, status)
 end
 
 function M.reload(node, status)
-  local cwd = node.cwd or node.link_to or node.absolute_path
+  local cwd = node.link_to or node.absolute_path
   local handle = uv.fs_scandir(cwd)
   if type(handle) == "string" then
     api.nvim_err_writeln(handle)
@@ -68,7 +68,7 @@ function M.reload(node, status)
     end, node.nodes)
   )
 
-  local is_root = node.cwd ~= nil
+  local is_root = not node.parent
   local child_folder_only = common.has_one_child_folder(node) and node.nodes[1]
   if M.config.group_empty and not is_root and child_folder_only then
     node.group_next = child_folder_only

lua/nvim-tree/lib.lua

@@ -68,7 +68,7 @@ function M.set_target_win()
 end
 
 local function handle_buf_cwd(cwd)
-  if M.respect_buf_cwd and cwd ~= core.get_explorer().cwd then
+  if M.respect_buf_cwd and cwd ~= core.get_cwd() then
     require("nvim-tree.actions.change-dir").fn(cwd)
   end
 end

lua/nvim-tree/live-filter.lua

@@ -36,7 +36,7 @@ local function remove_overlay()
 end
 
 local function matches(node)
-  local path = node.cwd or node.absolute_path
+  local path = node.absolute_path
   local name = vim.fn.fnamemodify(path, ":t")
   return vim.regex(M.filter):match_str(name) ~= nil
 end