Add buffer deletion command and update source keymap, configure lsp_lines, null-ls, and trouble plugins

init.lua

@@ -35,7 +35,6 @@ I hope you enjoy your Neovim journey,
 
 P.S. You can delete this when you're done too. It's your config now :)
 --]]
-
 -- Set <space> as the leader key
 -- See `:help mapleader`
 --  NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
@@ -79,7 +78,8 @@ require('lazy').setup({
 
   -- NOTE: This is where your plugins related to LSP can be installed.
   --  The configuration is done below. Search for lspconfig to find it below.
-  { -- LSP Configuration & Plugins
+  {
+    -- LSP Configuration & Plugins
     'neovim/nvim-lspconfig',
     dependencies = {
       -- Automatically install LSPs to stdpath for neovim
@@ -95,14 +95,16 @@ require('lazy').setup({
     },
   },
 
-  { -- Autocompletion
+  {
+    -- Autocompletion
     'hrsh7th/nvim-cmp',
     dependencies = { 'hrsh7th/cmp-nvim-lsp', 'L3MON4D3/LuaSnip', 'saadparwaiz1/cmp_luasnip' },
   },
 
   -- Useful plugin to show you pending keybinds.
-  { 'folke/which-key.nvim', opts = {} },
-  { -- Adds git releated signs to the gutter, as well as utilities for managing changes
+  { 'folke/which-key.nvim',          opts = {} },
+  {
+    -- Adds git releated signs to the gutter, as well as utilities for managing changes
     'lewis6991/gitsigns.nvim',
     opts = {
       -- See `:help gitsigns.txt`
@@ -115,29 +117,36 @@ require('lazy').setup({
       },
     },
   },
-
-  { -- Theme inspired by Atom
-    'navarasu/onedark.nvim',
-    priority = 1000,
+  -- { -- Theme inspired by Atom
+  --   'navarasu/onedark.nvim',
+  --   priority = 1000,
+  --   config = function()
+  --     vim.cmd.colorscheme 'onedark'
+  --   end,
+  -- },
+  {
+    'folke/tokyonight.nvim', -- Theme
     config = function()
-      vim.cmd.colorscheme 'onedark'
-    end,
+      vim.cmd [[colorscheme tokyonight-night]]
+    end
   },
-
-  { -- Set lualine as statusline
+  {
+    -- Set lualine as statusline
     'nvim-lualine/lualine.nvim',
     -- See `:help lualine.txt`
     opts = {
       options = {
         icons_enabled = false,
-        theme = 'onedark',
+        -- theme = 'onedark',
+        theme = 'tokyonight',
         component_separators = '|',
         section_separators = '',
       },
     },
   },
 
-  { -- Add indentation guides even on blank lines
+  {
+    -- Add indentation guides even on blank lines
     'lukas-reineke/indent-blankline.nvim',
     -- Enable `lukas-reineke/indent-blankline.nvim`
     -- See `:help indent_blankline.txt`
@@ -148,7 +157,7 @@ require('lazy').setup({
   },
 
   -- "gc" to comment visual regions/lines
-  { 'numToStr/Comment.nvim', opts = {} },
+  { 'numToStr/Comment.nvim',         opts = {} },
 
   -- Fuzzy Finder (files, lsp, etc)
   { 'nvim-telescope/telescope.nvim', version = '*', dependencies = { 'nvim-lua/plenary.nvim' } },
@@ -166,7 +175,8 @@ require('lazy').setup({
     end,
   },
 
-  { -- Highlight, edit, and navigate code
+  {
+    -- Highlight, edit, and navigate code
     'nvim-treesitter/nvim-treesitter',
     dependencies = {
       'nvim-treesitter/nvim-treesitter-textobjects',
@@ -358,7 +368,7 @@ require('nvim-treesitter.configs').setup {
 vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, { desc = "Go to previous diagnostic message" })
 vim.keymap.set('n', ']d', vim.diagnostic.goto_next, { desc = "Go to next diagnostic message" })
 vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, { desc = "Open floating diagnostic message" })
-vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, { desc = "Open diagnostics list" })
+-- vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, { desc = "Open diagnostics list" })
 
 -- LSP settings.
 --  This function gets run when an LSP connects to a particular buffer.
@@ -389,7 +399,7 @@ local on_attach = function(_, bufnr)
 
   -- See `:help K` for why this keymap
   nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
-  -- nmap('<C-k>', vim.lsp.buf.signature_help, 'Signature Documentation')
+  nmap('<C-K>', vim.lsp.buf.signature_help, 'Signature Documentation')
 
   -- Lesser used LSP functionality
   nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')