func REQUIRED(f string) {
	if CONF(f).(string) == "" {
		ERR("Required config parameter missing: " + f + fmt.Sprintf("\n(set it with flag --%s)", f))
	}
}
// REQUIRED checks if the required config field is present
REQUIRED checks if the required config field is present
// REQUIRED checks if the required config field is present
func REQUIRED(f string) {
	if CONF(f).(string) == "" {
		ERR("Required config parameter missing: " + f + fmt.Sprintf("\n(set it with flag --%s)", f))
	}
}
func REQUIRED ( f string ) { if CONF ( f ) . ( string ) == " " { ERR ( " " + f + fmt . Sprintf ( " \n " , f ) ) } }
REQUIRED checks if the required config field is present
REQUIRED checks if the required config field is present