feat(hidden_dotfile_highlight): make a file that has a dotfile parent be also a dotfile

Author: evertonse

lua/nvim-tree/explorer/node.lua

@@ -128,6 +128,20 @@ function M.is_git_ignored(node)
   return node and node.git_status ~= nil and node.git_status.file == "!!"
 end
 
+---@param node Node
+---@return boolean
+function M.is_dotfile(node)
+  if node == nil then
+    return false
+  end
+  -- Inspect(node)
+  if node.is_dot or (node.name and (node.name:sub(1, 1) == ".")) or M.is_dotfile(node.parent) then
+    node.is_dot = true
+    return true
+  end
+  return false
+end
+
 ---@param node Node
 function M.node_destroy(node)
   if not node then

lua/nvim-tree/node.lua

@@ -9,6 +9,7 @@
 ---@field fs_stat uv.fs_stat.result|nil
 ---@field git_status GitStatus|nil
 ---@field hidden boolean
+---@field is_dot boolean
 ---@field name string
 ---@field parent DirNode
 ---@field type string

lua/nvim-tree/renderer/decorator/hidden.lua

@@ -1,5 +1,4 @@
-local buffers = require "nvim-tree.buffers"
-
+local is_dotfile = require("nvim-tree.explorer.node").is_dotfile
 local HL_POSITION = require("nvim-tree.enum").HL_POSITION
 local ICON_PLACEMENT = require("nvim-tree.enum").ICON_PLACEMENT
 
@@ -38,7 +37,7 @@ end
 ---@param node Node
 ---@return HighlightedString[]|nil icons
 function DecoratorHidden:calculate_icons(node)
-  if self.enabled and (node.name:sub(1, 1) == ".") then
+  if self.enabled and is_dotfile(node) then
     return { self.icon }
   end
 end
@@ -47,7 +46,7 @@ end
 ---@param node Node
 ---@return string|nil group
 function DecoratorHidden:calculate_highlight(node)
-  if not self.enabled or self.hl_pos == HL_POSITION.none or not (node.name:sub(1, 1) == ".") then
+  if not self.enabled or self.hl_pos == HL_POSITION.none or not (is_dotfile(node)) then
     return nil
   end