GoToSocial/vendor/github.com/jackc/pgx/v5/pgproto3/no_data.go

35 lines
902 B
Go

package pgproto3
import (
"encoding/json"
)
type NoData struct{}
// Backend identifies this message as sendable by the PostgreSQL backend.
func (*NoData) Backend() {}
// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
// type identifier and 4 byte message length.
func (dst *NoData) Decode(src []byte) error {
if len(src) != 0 {
return &invalidMessageLenErr{messageType: "NoData", expectedLen: 0, actualLen: len(src)}
}
return nil
}
// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
func (src *NoData) Encode(dst []byte) ([]byte, error) {
return append(dst, 'n', 0, 0, 0, 4), nil
}
// MarshalJSON implements encoding/json.Marshaler.
func (src NoData) MarshalJSON() ([]byte, error) {
return json.Marshal(struct {
Type string
}{
Type: "NoData",
})
}