Nested html templates. about go.rice HOT 4 OPEN

viewsBox := rice.MustFindBox("../views") //my templates are in this folder
files := []string{"bar.html",
	"components/foo1.html",
	"components/foo2.html",
	"components/foo/bar1.html",
	"components/foo/bar2.html",
	"components/foo/bar2.html"}
tmpl := template.New("foo")
for _, el := range files {
	fileContent, err := viewsBox.String(el)
	if err != nil {
		panic(err)
	}
	tmpl, err = tmpl.Parse(fileContent)
	if err != nil {
		panic(err)
	}
}

func renderTemplate(w http.ResponseWriter, templateName string, data map[string]interface{}) {

	tBox, err := rice.FindBox("../templates")
	if err != nil {
		fmt.Println(err)
	}

	tLayout, err := tBox.String("layout.gohtml")
	if err != nil {
		fmt.Println(err)
	}

	tPage, err := tBox.String(templateName)
	if err != nil {
		fmt.Println(err)
	}

	tmpl := template.New("")
	tmpl, err = tmpl.Parse(tLayout)
	if err != nil {
		fmt.Println(err)
	}

	tmpl, err = tmpl.Parse(tPage)
	if err != nil {
		fmt.Println(err)
	}

	err = tmpl.ExecuteTemplate(w, "layout", data)
	if err != nil {
		fmt.Println(err)
	}

}