freezer function

package main

import "fmt"

type Perishable string

func main(){
  tomatoes := newPerishable("Tomatoes")
  fmt.Println("Before freezing: ",tomatoes)
  frozen := tomatoes.freeze()
  fmt.Println("After freezing: ",frozen)
}

func newPerishable(name string)Perishable{
  return Perishable(name)
}

func (p Perishable) freeze()Perishable{
  return "Frozen "+ p
}