LunarVim/ftplugin/go.lua

require("lspconfig").gopls.setup {
  cmd = { DATA_PATH .. "/lspinstall/go/gopls" },
  settings = { gopls = { analyses = { unusedparams = true }, staticcheck = true } },
  root_dir = require("lspconfig").util.root_pattern(".git", "go.mod"),
  init_options = { usePlaceholders = true, completeUnimported = true },
  on_attach = require("lsp").common_on_attach,
}

if O.lang.go.autoformat then
  require("lv-utils").define_augroups {
    _go_format = {
      { "BufWritePre", "*.go", "lua vim.lsp.buf.formatting_sync(nil,1000)" },
    },
    _go = {
      -- Go generally requires Tabs instead of spaces.
      { "FileType", "go", "setlocal tabstop=4" },
      { "FileType", "go", "setlocal shiftwidth=4" },
      { "FileType", "go", "setlocal softtabstop=4" },
      { "FileType", "go", "setlocal noexpandtab" },
    },
  }
end