types.go

package main

import (
	"fmt"
	"strings"
)

type Name string

func (n Name) FirstName() string {
	return strings.Split(string(n), " ")[0]
}

func (n Name) Surname() string {
	return strings.Split(string(n), " ")[1]
}

func PrintNameDetails(n Name) {
	fmt.Println("First:", n.FirstName(), " Last:", n.Surname())
}

func main() {
	var simon = Name("Simon Jefford")
	PrintNameDetails(simon)
}