Update lsp settings for Go and fix ls_emmet config

config/nvim/init.lua

@@ -107,7 +107,8 @@ autocmd FileType go set noexpandtab
 
 vim.g.mapleader = " "
 
-vim.cmd([[autocmd BufWritePre * Neoformat]])
+vim.cmd(
+    [[autocmd BufWritePre *.js,*.jsx,*.ts,*.tsx,*.html,*.css,*.scss,*.json,*.lua silent Neoformat]])
 
 require("lsp")
 

config/nvim/lua/lsp.lua

@@ -1,6 +1,6 @@
 local lsp_installer = require("nvim-lsp-installer")
 local cmp = require("cmp")
-local configs = require("lspconfig/configs")
+local configs = require("lspconfig.configs")
 local nvim_lsp = require("lspconfig")
 
 local kind_icons = {
@@ -42,7 +42,13 @@ cmp.setup({
         ["<C-k>"] = cmp.mapping.select_prev_item({
             behavior = cmp.SelectBehavior.Select
         }),
-        ["<C-space>"] = cmp.mapping.complete(),
+        ["<C-space>"] = cmp.mapping(function(fallback)
+            if cmp.visible() then
+                cmp.close()
+            else
+                cmp.complete()
+            end
+        end),
         -- ["<CR>"] = cmp.mapping.confirm({
         --     select = true,
         --     behavior = cmp.SelectBehavior.Insert
@@ -59,7 +65,10 @@ cmp.setup({
     completion = {completeopt = "menu,menuone,noselect,noinsert,preview"},
     experimental = {ghost_text = true},
     sorting = {
-        comparators = {cmp.config.compare.sort_text, cmp.config.compare.kind}
+        comparators = {
+            cmp.config.compare.score, cmp.config.compare.sort_text,
+            cmp.config.compare.kind
+        }
     },
     documentation = {
         border = {"╭", "─", "╮", "│", "╯", "─", "╰", "│"},
@@ -125,17 +134,20 @@ lsp_installer.on_server_ready(function(server)
 end)
 
 -- Use this emmet lsp - https://github.com/pedro757/emmet
-configs.ls_emmet = {
+if not configs.ls_emmet then
+    configs.ls_emmet = {
         default_config = {
             cmd = {'ls_emmet', '--stdio'},
             filetypes = {
-            'html', 'css', 'scss', 'javascriptreact', 'typescriptreact', 'haml',
-            'xml', 'xsl', 'pug', 'slim', 'sass', 'stylus', 'less', 'sss'
+                'html', 'css', 'scss', 'javascriptreact', 'typescriptreact',
+                'haml', 'xml', 'xsl', 'pug', 'slim', 'sass', 'stylus', 'less',
+                'sss'
             },
             root_dir = function(fname) return vim.loop.cwd() end,
             settings = {}
         }
-}
+    }
+end
 nvim_lsp.ls_emmet.setup({capabilities = capabilities})
 
 nvim_lsp.gopls.setup({
@@ -150,6 +162,40 @@ nvim_lsp.gopls.setup({
     }
 })
 
+function goimports(timeout_ms)
+    local context = {only = {"source.organizeImports"}}
+    vim.validate {context = {context, "t", true}}
+
+    local params = vim.lsp.util.make_range_params()
+    params.context = context
+
+    -- See the implementation of the textDocument/codeAction callback
+    -- (lua/vim/lsp/handler.lua) for how to do this properly.
+    local result = vim.lsp.buf_request_sync(0, "textDocument/codeAction",
+                                            params, timeout_ms)
+    if not result or next(result) == nil then return end
+    local actions = result[1].result
+    if not actions then return end
+    local action = actions[1]
+
+    -- textDocument/codeAction can return either Command[] or CodeAction[]. If it
+    -- is a CodeAction, it can have either an edit, a command or both. Edits
+    -- should be executed first.
+    if action.edit or type(action.command) == "table" then
+        if action.edit then
+            vim.lsp.util.apply_workspace_edit(action.edit)
+        end
+        if type(action.command) == "table" then
+            vim.lsp.buf.execute_command(action.command)
+        end
+    else
+        vim.lsp.buf.execute_command(action)
+    end
+end
+
+vim.cmd([[autocmd BufWritePre *.go lua vim.lsp.buf.formatting()]])
+vim.cmd([[autocmd BufWritePre *.go lua goimports(1000)]])
+
 require("luasnip/loaders/from_vscode").load({
     include = {"javascript", "typescript", "go", "html"}
 })