Function EncodeTSQuery

pkg/util/tsearch/encoding.go:169–181

EncodeTSQuery encodes a tsquery into a serialized representation for on-disk storage.

(appendTo []byte, query TSQuery)

// EncodeTSQuery encodes a tsquery into a serialized representation for on-disk
// storage.
func EncodeTSQuery(appendTo []byte, query TSQuery) ([]byte, error) {
	// First, append a uint32 of the number of nodes in the query. We'll come
	// back and fill this in later.
	lengthIdx := len(appendTo)
	appendTo = encoding.EncodeUint32Ascending(appendTo, 0)
	var encoder tsNodeCodec
	var err error
	appendTo, err = encoder.encodeTSNode(query.root, appendTo)
	if err != nil {
		return nil, err
	}
	return encoding.PutUint32Ascending(appendTo, uint32(encoder.nTokens), lengthIdx), nil
}

// DecodeTSQuery deserializes a serialized TSQuery in on-disk format.
func DecodeTSQuery(b []byte) (ret TSQuery, err error) {