78 lines
1.1 KiB
Go
78 lines
1.1 KiB
Go
// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"os"
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"strings"
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)
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//go:generate jsonenums -type=ShirtSize
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type ShirtSize byte
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const (
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NA ShirtSize = iota
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XS
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S
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M
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L
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XL
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)
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//go:generate jsonenums -type=WeekDay
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type WeekDay int
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const (
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Monday WeekDay = iota
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Tuesday
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Wednesday
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Thursday
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Friday
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Saturday
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Sunday
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)
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func (d WeekDay) String() string {
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switch d {
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case Monday:
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return "Dilluns"
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case Tuesday:
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return "Dimarts"
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case Wednesday:
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return "Dimecres"
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case Thursday:
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return "Dijous"
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case Friday:
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return "Divendres"
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case Saturday:
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return "Dissabte"
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case Sunday:
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return "Diumenge"
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default:
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return "invalid WeekDay"
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}
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}
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func main() {
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v := struct {
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Size ShirtSize
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Day WeekDay
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}{M, Friday}
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if err := json.NewEncoder(os.Stdout).Encode(v); err != nil {
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log.Fatal(err)
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}
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input := `{"Size":"XL", "Day":"Dimarts"}`
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if err := json.NewDecoder(strings.NewReader(input)).Decode(&v); err != nil {
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log.Fatal(err)
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}
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fmt.Printf("decoded %s as %+v\n", input, v)
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}
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