neovim: enable codelens if lsp client supports it

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

@@ -54,6 +54,11 @@ vim.api.nvim_create_autocmd("LspAttach", {
     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 and client:supports_method("textDocument/codeLens") then
+      vim.lsp.codelens.enable(true, { bufnr = ev.buf })
+      vim.keymap.set("n", "<leader>c", vim.lsp.codelens.run, opts)
+    end
   end,
 })
 

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

@@ -7,6 +7,9 @@ vim.lsp.config.gopls = {
   root_markers = root_markers,
   settings = {
     gopls = {
+      codelenses = {
+        test = true,
+      },
       linksInHover = true,
       usePlaceholders = false, -- just to ensure it's off, incase in the future go team decides to toggle it on by default
       completeUnimported = true,