Add nvim-tree

neovim/init.lua

@@ -58,8 +58,15 @@ require('packer').startup(function(use)
         'nvim-treesitter/nvim-treesitter',
         run = ':TSUpdate'
     }
+
+    use('nvim-tree/nvim-tree.lua')
 end)
 
+require("nvim-tree").setup()
+
+vim.keymap.set('n', '<leader>to', "<cmd>NvimTreeFocus<CR>")
+vim.keymap.set('n', '<leader>tc', "<cmd>NvimTreeClose<CR>")
+
 require('SpecSwitcher').setup({
     descend_dirs={
         "include",
@@ -96,12 +103,15 @@ require('lualine').setup({
     }
 })
 
+vim.wo.foldmethod = 'expr'
+vim.wo.foldexpr = 'v:lua.vim.treesitter.foldexpr()'
+
 require'nvim-treesitter.configs'.setup {
     ensure_installed = {"ada"},
     sync_install = false,
     auto_install = true,
     highlight = {
         enable = true,
-        additional_vim_regex_highlighting
+        additional_vim_regex_highlighting = true
     }
 }