encoding to euckr in go

euckr.go

package main

// https://github.com/gophercon/2016-talks/blob/master/MarcelVanLohuizen-TextSubrepo/slides.pdf

import (
	"log"

	"golang.org/x/text/encoding/korean"
	"golang.org/x/text/transform"
)

func main() {
	src := "아름다운 우리말"
	exp := "\xbe\xc6\xb8\xa7\xb4\xd9\xbf\xee \xbf\xec\xb8\xae\xb8\xbb"

	got, n, err := transform.String(korean.EUCKR.NewEncoder(), src)
	if err != nil {
		panic(err)
	}

	if got != exp {
		panic("no match")
	}

	log.Println([]byte(got), n) // 22 <= 3(UTF-8) * 7(chars) + 1(a space char)
}