Files
learngo/interfaces/10-marshaler/product.go
2019-09-03 23:07:25 +03:00

24 lines
438 B
Go

// For more tutorials: https://blog.learngoprogramming.com
//
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
package main
import "fmt"
type product struct {
Title string
Price money
}
func (p *product) String() string {
return fmt.Sprintf("%-15s: %s", p.Title, p.Price)
}
func (p *product) discount(ratio float64) {
p.Price *= money(1 - ratio)
}