This will create directory (if not exists) and will write a new file to it

file-write-to-new_dir.go

resp, _ := http.Get(GoogleUrl)
	defer resp.Body.Close()

	body, _ := ioutil.ReadAll(resp.Body)

	dir := "resources"
	if _, err := os.Stat(dir); os.IsNotExist(err) {
		os.Mkdir("."+string(filepath.Separator)+dir, 0777)
	}

	newPath := filepath.Join(dir, "google.html")
	fmt.Println(newPath)

	ioutil.WriteFile(newPath, body, 0644)