mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 18:12:46 +00:00
2dc9fc1626
* start moving to bun * changing more stuff * more * and yet more * tests passing * seems stable now * more big changes * small fix * little fixes
72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
package pgproto3
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/json"
|
|
|
|
"github.com/jackc/pgio"
|
|
)
|
|
|
|
type CommandComplete struct {
|
|
CommandTag []byte
|
|
}
|
|
|
|
// Backend identifies this message as sendable by the PostgreSQL backend.
|
|
func (*CommandComplete) 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 *CommandComplete) Decode(src []byte) error {
|
|
idx := bytes.IndexByte(src, 0)
|
|
if idx != len(src)-1 {
|
|
return &invalidMessageFormatErr{messageType: "CommandComplete"}
|
|
}
|
|
|
|
dst.CommandTag = src[:idx]
|
|
|
|
return nil
|
|
}
|
|
|
|
// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
|
|
func (src *CommandComplete) Encode(dst []byte) []byte {
|
|
dst = append(dst, 'C')
|
|
sp := len(dst)
|
|
dst = pgio.AppendInt32(dst, -1)
|
|
|
|
dst = append(dst, src.CommandTag...)
|
|
dst = append(dst, 0)
|
|
|
|
pgio.SetInt32(dst[sp:], int32(len(dst[sp:])))
|
|
|
|
return dst
|
|
}
|
|
|
|
// MarshalJSON implements encoding/json.Marshaler.
|
|
func (src CommandComplete) MarshalJSON() ([]byte, error) {
|
|
return json.Marshal(struct {
|
|
Type string
|
|
CommandTag string
|
|
}{
|
|
Type: "CommandComplete",
|
|
CommandTag: string(src.CommandTag),
|
|
})
|
|
}
|
|
|
|
// UnmarshalJSON implements encoding/json.Unmarshaler.
|
|
func (dst *CommandComplete) UnmarshalJSON(data []byte) error {
|
|
// Ignore null, like in the main JSON package.
|
|
if string(data) == "null" {
|
|
return nil
|
|
}
|
|
|
|
var msg struct {
|
|
CommandTag string
|
|
}
|
|
if err := json.Unmarshal(data, &msg); err != nil {
|
|
return err
|
|
}
|
|
|
|
dst.CommandTag = []byte(msg.CommandTag)
|
|
return nil
|
|
}
|