neovim: go inlay hints, codelens and stuff

neovim/.config/nvim/after/plugin/autocmds.lua

@@ -24,3 +24,11 @@ vim.api.nvim_create_autocmd("BufWinEnter", {
     vim.keymap.set("n", "<leader>p", ":Git push<CR>", opts)
   end,
 })
+
+vim.api.nvim_create_autocmd({ "BufEnter", "CursorHold", "InsertLeave" }, {
+  pattern = "*",
+  group = group,
+  callback = function()
+    vim.lsp.codelens.refresh()
+  end,
+})

neovim/.config/nvim/after/plugin/commands.lua

@@ -8,3 +8,30 @@ vim.api.nvim_create_user_command("FormattingEnable", formatting.enable, {})
 vim.api.nvim_create_user_command("FormattingDisable", formatting.disable, {})
 vim.api.nvim_create_user_command("FormattingToggle", formatting.toggle, {})
 vim.api.nvim_create_user_command("FormattingStatus", formatting.status, {})
+
+vim.api.nvim_create_user_command("GoCommands", function()
+  local clients = vim.lsp.get_active_clients()
+  for _, client in ipairs(clients) do
+    if client.name == "gopls" then
+      print(vim.inspect(client.server_capabilities.executeCommandProvider.commands))
+    end
+  end
+end, {})
+
+vim.api.nvim_create_user_command("CodelensList", function()
+  vim.lsp.codelens.refresh()
+
+  local codelens = vim.lsp.codelens.get()
+  vim.ui.select(codelens, {
+    prompt = "What codelens to run:",
+    format_item = function(item)
+      return item.command.title
+    end,
+  }, function(choice)
+    vim.lsp.buf.execute_command(choice.command)
+  end)
+end, {})
+
+vim.api.nvim_create_user_command("CodelensRefresh", function()
+  vim.lsp.codelens.refresh()
+end, {})

neovim/.config/nvim/after/plugin/lsp.lua

@@ -57,6 +57,10 @@ local function on_attach(client, bufnr)
   if not vim.lsp.buf.range_code_action == nil then
     vim.keymap.set("v", "<leader>.", vim.lsp.buf.range_code_action, opts)
   end
+
+  if client.server_capabilities.inlayHintProvider then
+    vim.lsp.inlay_hint.enable(bufnr, true)
+  end
 end
 
 vim.keymap.set("n", "<leader>ee", function()
@@ -84,21 +88,13 @@ for _, server in ipairs(servers) do
     opts.filetypes = { "html", "css", "scss", "javascripreact", "typescriptreact", "astro" }
   end
 
-  if server == "tsserver" then
+  if server == "gopls" then
+    -- https://github.com/golang/tools/blob/master/gopls/doc/settings.md
     opts.settings = {
-      tsserver = {
-        experimental = {
-          enableProjectDiagnostics = true,
-        },
-        javascript = {
-          format = {
-            enable = false,
-          },
-        },
-        typescript = {
-          format = {
-            enable = false,
-          },
+      gopls = {
+        linksInHover = true,
+        hints = {
+          constantValues = true,
         },
       },
     }