package main

import (
    "log"
    "net/mail"
)

func formatEmailAddress(emailaddress, name string) string {
    a := new(mail.Address)
    if "" == emailaddress {
        return ""
    }
    a.Address = emailaddress
    if "" != name {
        a.Name = name
    }
    return a.String()
}

func main() {
    s := formatEmailAddress("test.mail@gmail.com", "naé, mée")
    log.Println(s)
    a, err := mail.ParseAddress(s)
    if nil != err {
        log.Println("error because:", err)
    } else {
        log.Println("name is:", a.Name, "email is:", a.Address)
    }
}