Added neotree

lua/my_plugins.lua

@@ -139,6 +139,15 @@ return require('packer').startup(function()
     'nvim-treesitter/nvim-treesitter-textobjects',
     requires = 'nvim-treesitter/nvim-treesitter',
   })
+  use({
+    'nvim-neo-tree/neo-tree.nvim',
+    requires = {
+      'nvim-lua/plenary.nvim',
+      'kyazdani42/nvim-web-devicons', -- not strictly required, but recommended
+      'MunifTanjim/nui.nvim',
+    },
+    config = get_setup('neo-tree')
+  })
   use({
     'mvllow/modes.nvim',
     config = function()

lua/setup/neo-tree.lua

@@ -0,0 +1,54 @@
+-- If you want icons for diagnostic errors, you'll need to define them somewhere:
+vim.fn.sign_define('DiagnosticSignError', { text = ' ', texthl = 'DiagnosticSignError' })
+vim.fn.sign_define('DiagnosticSignWarn', { text = ' ', texthl = 'DiagnosticSignWarn' })
+vim.fn.sign_define('DiagnosticSignInfo', { text = ' ', texthl = 'DiagnosticSignInfo' })
+vim.fn.sign_define('DiagnosticSignHint', { text = '', texthl = 'DiagnosticSignHint' })
+
+local utils = require('utils')
+
+require('neo-tree').setup({
+  window = { -- see https://github.com/MunifTanjim/nui.nvim/tree/main/lua/nui/popup for
+    -- possible options. These can also be functions that return these options.
+    position = 'float', -- left, right, float, current
+    width = 40, -- applies to left and right positions
+    popup = { -- settings that apply to float position only
+      size = {
+        height = '80%',
+        width = '50%',
+      },
+      position = '50%', -- 50% means center it
+      -- you can also specify border here, if you want a different setting from
+      -- the global popup_border_style.
+    },
+    -- Mappings for tree window. See `:h nep-tree-mappings` for a list of built-in commands.
+    -- You can also create your own commands by providing a function instead of a string.
+    mappings = {
+      ['<space>'] = 'toggle_node',
+      ['<2-LeftMouse>'] = 'open',
+      ['<cr>'] = 'open',
+      ['s'] = 'open_split',
+      ['v'] = 'open_vsplit',
+      ['C'] = 'close_node',
+      ['z'] = 'close_all_nodes',
+      ['R'] = 'refresh',
+      ['a'] = 'add',
+      ['A'] = 'add_directory',
+      ['d'] = 'delete',
+      ['r'] = 'rename',
+      ['y'] = 'copy_to_clipboard',
+      ['x'] = 'cut_to_clipboard',
+      ['p'] = 'paste_from_clipboard',
+      ['c'] = 'copy', -- takes text input for destination
+      ['m'] = 'move', -- takes text input for destination
+      ['q'] = 'close_window',
+    },
+  },
+  filesystem = {
+    filtered_items = {
+      hide_dotfiles = false,
+      hide_gitignored = false,
+    },
+  }
+})
+utils.map('n', '\\', '<cmd>Neotree reveal<cr>')
+utils.map('n', '<leader>b', '<cmd>Neotree buffers<cr>')