Fix Mason setup issue and run stylua.

Author: Anthony-Fiddes

init.lua

@@ -81,7 +81,7 @@ require('lazy').setup({
     'neovim/nvim-lspconfig',
     dependencies = {
       -- Automatically install LSPs to stdpath for neovim
-      { 'williamboman/mason.nvim', config = true },
+      'williamboman/mason.nvim',
       'williamboman/mason-lspconfig.nvim',
 
       -- Useful status updates for LSP
@@ -178,7 +178,7 @@ require('lazy').setup({
     'lukas-reineke/indent-blankline.nvim',
     -- Enable `lukas-reineke/indent-blankline.nvim`
     -- See `:help indent_blankline.txt`
-    main = "ibl",
+    main = 'ibl',
     opts = {},
   },
 
@@ -331,26 +331,18 @@ vim.keymap.set('n', '<leader>sr', require('telescope.builtin').resume, { desc =
 
 -- [[ Configure Treesitter ]]
 -- See `:help nvim-treesitter`
-require('nvim-treesitter.configs').setup {
-  -- Add languages to be installed here that you want installed for treesitter
-  ensure_installed = { 'c', 'cpp', 'go', 'lua', 'java', 'json', 'yaml', 'python', 'rust', 'tsx', 'javascript', 'typescript', 'vimdoc', 'vim' },
-
-  -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
-  auto_install = false,
-
-  highlight = { enable = true },
-  indent = { enable = true },
-  incremental_selection = {
-    enable = true,
-    keymaps = {
-      init_selection = '<c-space>',
-      node_incremental = '<c-space>',
-      scope_incremental = '<c-s>',
-      node_decremental = '<M-space>',
-    },
-  },
-  textobjects = {
-    select = {
+-- Defer Treesitter setup after first render to improve startup time of 'nvim {filename}'
+vim.defer_fn(function()
+  require('nvim-treesitter.configs').setup {
+    -- Add languages to be installed here that you want installed for treesitter
+    ensure_installed = { 'c', 'cpp', 'go', 'lua', 'python', 'rust', 'tsx', 'javascript', 'typescript', 'vimdoc', 'vim' },
+
+    -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
+    auto_install = false,
+
+    highlight = { enable = true },
+    indent = { enable = true },
+    incremental_selection = {
       enable = true,
       keymaps = {
         init_selection = '<c-space>',
@@ -459,15 +451,15 @@ local on_attach = function(_, bufnr)
 end
 
 -- document existing key chains
-require('which-key').register({
+require('which-key').register {
   ['<leader>c'] = { name = '[C]ode', _ = 'which_key_ignore' },
   ['<leader>d'] = { name = '[D]ocument', _ = 'which_key_ignore' },
   ['<leader>g'] = { name = '[G]it', _ = 'which_key_ignore' },
   ['<leader>h'] = { name = 'More git', _ = 'which_key_ignore' },
   ['<leader>r'] = { name = '[R]ename', _ = 'which_key_ignore' },
   ['<leader>s'] = { name = '[S]earch', _ = 'which_key_ignore' },
   ['<leader>w'] = { name = '[W]orkspace', _ = 'which_key_ignore' },
-})
+}
 
 -- Enable the following language servers
 --  Feel free to add/remove any LSPs that you want here. They will automatically be installed.
@@ -501,6 +493,11 @@ require('neodev').setup()
 local capabilities = vim.lsp.protocol.make_client_capabilities()
 capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
 
+-- mason-lspconfig requires that these setup functions are called in this order
+-- before setting up the servers.
+require('mason').setup()
+require('mason-lspconfig').setup()
+
 -- Ensure the servers above are installed
 local mason_lspconfig = require 'mason-lspconfig'