marshalChannel.go

func marshalChannel(fileName string, channel *outputChannel) error {
	f, err := os.Create(fileName)
	if err != nil {

		return fmt.Errorf("unable to open output file due: %v", err)
	}
	defer f.Close()

	tmp := struct {
		outputChannel
		XMLName struct{} `xml:"channel"`
	}{outputChannel: *channel}

	b := &bytes.Buffer{}

	enc := xml.NewEncoder(b)
	enc.Indent("  ", "    ")
	b.Write([]byte(xml.Header))

	if err := enc.Encode(tmp); err != nil {
		return fmt.Errorf("unable to marshall content due: %v", err)
	}
	content := string(b.Bytes())
	content = html.UnescapeString(content)
	fmt.Printf("content: %s\n", content)

	f.Write([]byte(content))

	return nil
}