func (d *StreamDecoder) Len() int {
	if d.err != nil {
		return 0
	}

	if d.typ == Unknown {
		if d.init() != nil {
			return 0
		}
	}

	return d.max - d.cnt
}
func (d *StreamDecoder) Len() int {
	if d.err != nil {
		return 0
	}

	if d.typ == Unknown {
		if d.init() != nil {
			return 0
		}
	}

	return d.max - d.cnt
}
func ( d * StreamDecoder ) Len ( ) int { if d . err != nil { return 0 } if d . typ == Unknown { if d . init ( ) != nil { return 0 } } return d . max - d . cnt }
// Len returns the number of values remaining to be read from the stream, which
// may be -1 if the underlying format doesn't provide this information. If an
// error occurred while decoding the stream the method returns zero because no
// more values can be read.
Len returns the number of values remaining to be read from the stream which may be - 1 if the underlying format doesn t provide this information . If an error occurred while decoding the stream the method returns zero because no more values can be read .