forked from sampork/go-sniffer
-
Notifications
You must be signed in to change notification settings - Fork 0
/
document.go
74 lines (59 loc) · 1.7 KB
/
document.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
// Copyright 2021 FerretDB Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package fjson
import (
"bytes"
"encoding/json"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/types"
"github.com/40t/go-sniffer/plugSrc/mongodb/build/FerretDB-internal/util/lazyerrors"
)
// documentType represents BSON Document type.
type documentType types.Document
// fjsontype implements fjsontype interface.
func (doc *documentType) fjsontype() {}
// MarshalJSON implements fjsontype interface.
func (doc *documentType) MarshalJSON() ([]byte, error) {
td := types.Document(*doc)
var buf bytes.Buffer
buf.WriteString(`{"$k":`)
keys := td.Keys()
if keys == nil {
keys = []string{}
}
b, err := json.Marshal(keys)
if err != nil {
return nil, lazyerrors.Error(err)
}
buf.Write(b)
values := td.Values()
for i, key := range keys {
buf.WriteByte(',')
if b, err = json.Marshal(key); err != nil {
return nil, lazyerrors.Error(err)
}
buf.Write(b)
buf.WriteByte(':')
b, err := Marshal(values[i])
if err != nil {
return nil, lazyerrors.Error(err)
}
buf.Write(b)
}
buf.WriteByte('}')
return buf.Bytes(), nil
}
// check interfaces
var (
_ fjsontype = (*documentType)(nil)
)