refactor: common ifaces

This commit is contained in:
Inanc Gumus
2019-10-17 14:11:51 +03:00
parent 34cf7f7de2
commit c062a46355
119 changed files with 1247 additions and 194 deletions

View File

@ -0,0 +1,26 @@
// 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
released timestamp
}
func (p *product) String() string {
return fmt.Sprintf("%s: %s (%s)", p.title, p.price, p.released)
}
func (p *product) discount(ratio float64) {
p.price *= money(1 - ratio)
}