func Complete(f *Feed) error {
	f.Channel.Complete = ValueYes
	return nil
}
Complete enables itunes:complete of given feed.
package podcasts
import (
	"errors"
	"net/url"
)
var (
	ErrInvalidURL = errors.New("podcasts: invalid url")
	ErrInvalidImage = errors.New("podcasts: invalid image")
)
const (
	ValueYes = "yes"
)
func Author(author string) func(f *Feed) error {
	return func(f *Feed) error {
		f.Channel.Author = author
		return nil
	}
}
func Block(f *Feed) error {
	f.Channel.Block = ValueYes
	return nil
}
func Explicit(f *Feed) error {
	f.Channel.Explicit = ValueYes
	return nil
}