func WriteIndented(w io.Writer, b []byte) error {
	return WriteIndentedN(w, b, 4)
}
func WriteIndented(w io.Writer, b []byte) error {
	return WriteIndentedN(w, b, 4)
}
func WriteIndented ( w io . Writer , b [ ] byte ) error { return WriteIndentedN ( w , b , 4 ) }
// WriteIndented indents all lines four spaces.
WriteIndented indents all lines four spaces .