Import to pgx main repo in pgtype subdir

pgtype/jsonb.go

@@ -0,0 +1,82 @@
+package pgtype
+
+import (
+	"database/sql/driver"
+	"fmt"
+)
+
+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 (JSONB) PreferredResultFormat() int16 {
+	return TextFormatCode
+}
+
+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{}
+		return nil
+	}
+
+	if len(src) == 0 {
+		return fmt.Errorf("jsonb too short")
+	}
+
+	if src[0] != 1 {
+		return fmt.Errorf("unknown jsonb version number %d", src[0])
+	}
+
+	*dst = JSONB{Bytes: src[1:], Valid: true}
+	return nil
+
+}
+
+func (JSONB) PreferredParamFormat() int16 {
+	return TextFormatCode
+}
+
+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) {
+	if !src.Valid {
+		return nil, nil
+	}
+
+	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()
+}
+
+func (src JSONB) MarshalJSON() ([]byte, error) {
+	return (JSON)(src).MarshalJSON()
+}
+
+func (dst *JSONB) UnmarshalJSON(b []byte) error {
+	return (*JSON)(dst).UnmarshalJSON(b)
+}