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package pgproto3
import (
"bytes"
"encoding/json"
)
type CopyFail struct {
Message string
}
// Frontend identifies this message as sendable by a PostgreSQL frontend.
func (*CopyFail) Frontend() {}
// 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 *CopyFail) Decode(src []byte) error {
idx := bytes.IndexByte(src, 0)
if idx != len(src)-1 {
return &invalidMessageFormatErr{messageType: "CopyFail"}
}
dst.Message = string(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 *CopyFail) Encode(dst []byte) ([]byte, error) {
dst, sp := beginMessage(dst, 'f')
dst = append(dst, src.Message...)
dst = append(dst, 0)
return finishMessage(dst, sp)
}
// MarshalJSON implements encoding/json.Marshaler.
func (src CopyFail) MarshalJSON() ([]byte, error) {
return json.Marshal(struct {
Type string
Message string
}{
Type: "CopyFail",
Message: src.Message,
})
}
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