pgx/pgtype/jsonb.go

71 lines
1.4 KiB
Go

package pgtype
import (
"database/sql/driver"
errors "golang.org/x/xerrors"
)
type JSONB JSON
func (dst *JSONB) Set(src interface{}) error {
return (*JSON)(dst).Set(src)
}
func (dst *JSONB) Get() interface{} {
return (*JSON)(dst).Get()
}
func (src *JSONB) AssignTo(dst interface{}) error {
return (*JSON)(src).AssignTo(dst)
}
func (dst *JSONB) DecodeText(ci *ConnInfo, src []byte) error {
return (*JSON)(dst).DecodeText(ci, src)
}
func (dst *JSONB) DecodeBinary(ci *ConnInfo, src []byte) error {
if src == nil {
*dst = JSONB{Status: Null}
return nil
}
if len(src) == 0 {
return errors.Errorf("jsonb too short")
}
if src[0] != 1 {
return errors.Errorf("unknown jsonb version number %d", src[0])
}
*dst = JSONB{Bytes: src[1:], Status: Present}
return nil
}
func (src *JSONB) EncodeText(ci *ConnInfo, buf []byte) ([]byte, error) {
return (*JSON)(src).EncodeText(ci, buf)
}
func (src *JSONB) EncodeBinary(ci *ConnInfo, buf []byte) ([]byte, error) {
switch src.Status {
case Null:
return nil, nil
case Undefined:
return nil, errUndefined
}
buf = append(buf, 1)
return append(buf, src.Bytes...), nil
}
// Scan implements the database/sql Scanner interface.
func (dst *JSONB) Scan(src interface{}) error {
return (*JSON)(dst).Scan(src)
}
// Value implements the database/sql/driver Valuer interface.
func (src *JSONB) Value() (driver.Value, error) {
return (*JSON)(src).Value()
}