nvim-tree and treesitter config to packer

lua/setup/nvim-tree.lua

@@ -0,0 +1,28 @@
+local utils = require('utils')
+require('nvim-tree').setup({
+  auto_close = true,
+  update_cwd  = true,
+  update_to_buf_dir   = {
+    -- enable the feature
+    enable = true,
+    -- allow to open the tree if it was previously closed
+    auto_open = false,
+  },
+  update_focused_file = {
+    enable      = true,
+    update_cwd  = false,
+    ignore_list = {}
+  },
+   diagnostics = {
+    enable = true,
+    icons = {
+      hint = "",
+      info = "",
+      warning = "",
+      error = "",
+    }
+  },
+})
+utils.map('n', '<leader>tt', '<cmd>NvimTreeToggle<CR>')
+vim.g.nvim_tree_highlight_opened_files = 1
+vim.g.nvim_tree_respect_buf_cwd = 1