package main

import (
	"fmt"
	"unicode/utf8"
)

func formatUtf8(in []byte) string {
	if !utf8.Valid(in) {
		return fmt.Sprintf("<<Invalid UTF-8 %q>>", in)
	}

	return string(in)
}

func formatAny(in interface{}) string {
	if _, ok := in.([]byte); ok {
		return "<<binary>>"
	}

	return fmt.Sprintf("%#v", in)
}