Merge pull request from goccy/feature/support-raw-message

Support RawMessage
This commit is contained in:
Masaaki Goshima 2020-08-11 18:14:26 +09:00 committed by GitHub
commit 63940902c0
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 0 deletions

23
json.go
View File

@ -2,6 +2,7 @@ package json
import (
"bytes"
"errors"
"strconv"
)
@ -294,3 +295,25 @@ func (n Number) Float64() (float64, error) {
func (n Number) Int64() (int64, error) {
return strconv.ParseInt(string(n), 10, 64)
}
// RawMessage is a raw encoded JSON value.
// It implements Marshaler and Unmarshaler and can
// be used to delay JSON decoding or precompute a JSON encoding.
type RawMessage []byte
// MarshalJSON returns m as the JSON encoding of m.
func (m RawMessage) MarshalJSON() ([]byte, error) {
if m == nil {
return []byte("null"), nil
}
return m, nil
}
// UnmarshalJSON sets *m to a copy of data.
func (m *RawMessage) UnmarshalJSON(data []byte) error {
if m == nil {
return errors.New("json.RawMessage: UnmarshalJSON on nil pointer")
}
*m = append((*m)[0:0], data...)
return nil
}