adding in trouble nvim for diagnostics

after/plugin/lsp.lua

@@ -20,7 +20,7 @@ lsp.configure('sumneko_lua', {
 
 
 local cmp = require('cmp')
-local cmp_select = {behavior = cmp.SelectBehavior.Select}
+local cmp_select = { behavior = cmp.SelectBehavior.Select }
 local cmp_mappings = lsp.defaults.cmp_mappings({
     ['<C-p>'] = cmp.mapping.select_prev_item(cmp_select),
     ['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
@@ -45,8 +45,9 @@ lsp.set_preferences({
     }
 })
 
+
 lsp.on_attach(function(client, bufnr)
-  local opts = {buffer = bufnr, remap = false}
+    local opts = { buffer = bufnr, remap = false }
 
     vim.keymap.set("n", "gd", function() vim.lsp.buf.definition() end, opts)
     vim.keymap.set("n", "K", function() vim.lsp.buf.hover() end, opts)
@@ -61,9 +62,14 @@ lsp.on_attach(function(client, bufnr)
     vim.keymap.set("i", "<C-h>", function() vim.lsp.buf.signature_help() end, opts)
 end)
 
+
 lsp.setup()
 
 vim.diagnostic.config({
-    virtual_text = true
+    virtual_text = true,
+    signs = true,
+    update_in_insert = false,
+    underline = true,
+    severity_sort = false,
+    float = true,
 })
-

after/plugin/trouble.lua

@@ -2,4 +2,10 @@ require("trouble").setup {
     -- your configuration comes here
     -- or leave it empty to use the default settings
     -- refer to the configuration section below
+    vim.keymap.set("n", "<leader>xx", "<cmd>TroubleToggle<cr>", { silent = true, noremap = true }),
+    vim.keymap.set("n", "<leader>xw", "<cmd>TroubleToggle workspace_diagnostics<cr>", { silent = true, noremap = true }),
+    vim.keymap.set("n", "<leader>xd", "<cmd>TroubleToggle document_diagnostics<cr>", { silent = true, noremap = true }),
+    vim.keymap.set("n", "<leader>xl", "<cmd>TroubleToggle loclist<cr>", { silent = true, noremap = true }),
+    vim.keymap.set("n", "<leader>xq", "<cmd>TroubleToggle quickfix<cr>", { silent = true, noremap = true }),
+    vim.keymap.set("n", "<leader>xr", "<cmd>TroubleToggle lsp_references<cr>", { silent = true, noremap = true }),
 }

plugin/packer_compiled.lua

@@ -159,6 +159,11 @@ _G.packer_plugins = {
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/nvim-treesitter",
     url = "https://github.com/nvim-treesitter/nvim-treesitter"
   },
+  ["nvim-web-devicons"] = {
+    loaded = true,
+    path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/nvim-web-devicons",
+    url = "https://github.com/nvim-tree/nvim-web-devicons"
+  },
   ["packer.nvim"] = {
     loaded = true,
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/packer.nvim",
@@ -185,6 +190,11 @@ _G.packer_plugins = {
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/telescope.nvim",
     url = "https://github.com/nvim-telescope/telescope.nvim"
   },
+  ["trouble.nvim"] = {
+    loaded = true,
+    path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/trouble.nvim",
+    url = "https://github.com/folke/trouble.nvim"
+  },
   undotree = {
     loaded = true,
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/undotree",