handle deprecation

init.lua

@@ -1,9 +1,13 @@
 require 'plugins'
 
+vim.g.loaded = 1
+vim.g.loaded_netrwPlugin = 1
+
 require('onedark').setup {
 	style = 'warmer'
 }
 require('onedark').load()
+vim.cmd('set background=dark')
 
 require 'lsp'
 require 'completion'
@@ -11,4 +15,5 @@ require 'treesitter'
 require 'term'
 require 'settings'
 require 'keys'
-
+require("symbols-outline").setup()
+require"fidget".setup{}

lua/keys.lua

@@ -1,11 +1,10 @@
 local key = vim.api.nvim_set_keymap
 local u = require('utils')
 
-vim.cmd([[autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif]])
 vim.cmd([[autocmd CursorHold * lua vim.diagnostic.open_float({focusable = false})]])
 
 key('n', ';', ':Telescope find_files<CR>', {})
-key('', '<C-n>', ':NvimTreeToggle<CR>', {})
+key('n', '<C-n>', ':NvimTreeToggle<CR>', {})
 key('n', 'gh', '/<c-r>=expand("<cword>")<CR><CR>N', {})
 
 key('i', '<TAB>', 'pumvisible() ? "<C-n>" : "<Tab>"', { expr = true, silent = true })
@@ -24,3 +23,11 @@ vim.api.nvim_exec(
   false
 )
 
+vim.api.nvim_create_autocmd("BufEnter", {
+  nested = true,
+  callback = function()
+    if #vim.api.nvim_list_wins() == 1 and vim.api.nvim_buf_get_name(0):match("NvimTree_") ~= nil then
+      vim.cmd 'quit'
+    end
+  end
+})

lua/lsp.lua

@@ -51,7 +51,7 @@ end
 
 -- nvim-cmp supports additional completion capabilities
 local capabilities = vim.lsp.protocol.make_client_capabilities()
-capabilities = require('cmp_nvim_lsp').update_capabilities(capabilities)
+capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
 
 
 local servers = require'nvim-lsp-installer'

lua/plugins.lua

@@ -1,3 +1,16 @@
+local ensure_packer = function()
+  local fn = vim.fn
+  local install_path = fn.stdpath('data')..'/site/pack/packer/start/packer.nvim'
+  if fn.empty(fn.glob(install_path)) > 0 then
+    fn.system({'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path})
+    vim.cmd [[packadd packer.nvim]]
+    return true
+  end
+  return false
+end
+
+local packer_bootstrap = ensure_packer()
+
 vim.cmd([[autocmd BufWritePost plugins.lua source <afile> | PackerCompile]])
 
 return require('packer').startup({function()
@@ -56,7 +69,6 @@ return require('packer').startup({function()
     'nvim-telescope/telescope.nvim',
     requires = { {'nvim-lua/plenary.nvim'} }
   }
-  use {'nvim-telescope/telescope-fzf-native.nvim', run = 'make' }
   use 'nvim-lua/plenary.nvim'
   use 'L3MON4D3/LuaSnip' -- Snippets plugin
   use 'hrsh7th/nvim-cmp' -- Autocompletion plugin
@@ -67,6 +79,7 @@ return require('packer').startup({function()
   use 'kdheepak/cmp-latex-symbols'
   use 'nvim-treesitter/nvim-treesitter'
   use 'simrat39/symbols-outline.nvim'
+  use 'j-hui/fidget.nvim'
 
   use 'kyazdani42/nvim-web-devicons'
 
@@ -82,6 +95,10 @@ return require('packer').startup({function()
     config = function() require'plugins/nvim-tree' end
   }
   use 'justinmk/vim-sneak'
+
+  if packer_bootstrap then
+    require('packer').sync()
+  end
 end,
 config = {
   display = {