go_workshop/chapter_07/exercise_7.01/main.go

package main

import "fmt"

type Speaker interface {
  Speak() string
}

type person struct {
  name      string
  age       int
  isMarried bool
}

func main() {

  p := person{name: "Cailyn", age: 42, isMarried: false}
  fmt.Println(p.Speak())
  fmt.Println(p)

}

func (p person) String() string {

  return fmt.Sprintf("%v (%v years old).\nMarried status: %v",
    p.name, p.age, p.isMarried)

}

func (p person) Speak() string {

  return "Hi, my name is " + p.name

}