return {
  'nvim-tree/nvim-tree.lua',
  version = '*',
  lazy = false,
  dependencies = {
    'nvim-tree/nvim-web-devicons',
  },
  config = function()
    local function custom_attach(bufnr)
      local api = require 'nvim-tree.api'

      local function opts(desc)
        return { desc = 'nvim-tree: ' .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
      end
      local function edit_or_open()
        local node = api.tree.get_node_under_cursor()

        if node.nodes ~= nil then
          -- expand or collapse folder
          api.node.open.edit()
        else
          -- open file
          api.node.open.edit()
          -- Close the tree if file was opened
          api.tree.close()
        end
      end

      -- open as vsplit on current node
      local function vsplit_preview()
        local node = api.tree.get_node_under_cursor()

        if node.nodes ~= nil then
          -- expand or collapse folder
          api.node.open.edit()
        else
          -- open file as vsplit
          api.node.open.vertical()
        end

        -- Finally refocus on tree if it was lost
        api.tree.focus()
      end

      -- default mappings
      api.config.mappings.default_on_attach(bufnr)

      -- custom mappings
      vim.keymap.set('n', '<C-t>', api.tree.change_root_to_parent, opts 'Up')
      vim.keymap.set('n', '?', api.tree.toggle_help, opts 'Help')
      --
      -- global
      vim.api.nvim_set_keymap('n', '<C-h>', ':NvimTreeToggle<cr>', { silent = true, noremap = true })

      -- on_attach
      vim.keymap.set('n', 'l', edit_or_open, opts 'Edit Or Open')
      vim.keymap.set('n', 'L', vsplit_preview, opts 'Vsplit Preview')
      vim.keymap.set('n', 'h', api.tree.close, opts 'Close')
      vim.keymap.set('n', 'H', api.tree.collapse_all, opts 'Collapse All')
    end

    require('nvim-tree').setup {
      on_attach = custom_attach,
      sort = {
        sorter = 'case_sensitive',
      },
      view = {
        width = 30,
      },
      renderer = {
        group_empty = true,
      },
      filters = {
        dotfiles = true,
      },
    }
  end,
}
-- return {
--   'nvim-tree/nvim-tree.lua',
--   version = '*',
--   lazy = false,
--   dependencies = {
--     'nvim-tree/nvim-web-devicons',
--   },
--   config = function()
--     require('nvim-tree').setup {}
--   end,
-- }