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
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
package schema
import (
"reflect"
"strconv"
"strings"
"time"
"github.com/vmihailenco/msgpack/v5"
"github.com/uptrace/bun/dialect"
"github.com/uptrace/bun/dialect/sqltype"
"github.com/uptrace/bun/internal"
)
func FieldAppender(dialect Dialect, field *Field) AppenderFunc {
if field.Tag.HasOption("msgpack") {
return appendMsgpack
}
switch strings.ToUpper(field.UserSQLType) {
case sqltype.JSON, sqltype.JSONB:
return AppendJSONValue
}
return dialect.Appender(field.StructField.Type)
}
func Append(fmter Formatter, b []byte, v interface{}, custom CustomAppender) []byte {
switch v := v.(type) {
case nil:
return dialect.AppendNull(b)
case bool:
return dialect.AppendBool(b, v)
case int:
return strconv.AppendInt(b, int64(v), 10)
case int32:
return strconv.AppendInt(b, int64(v), 10)
case int64:
return strconv.AppendInt(b, v, 10)
case uint:
return strconv.AppendUint(b, uint64(v), 10)
case uint32:
return strconv.AppendUint(b, uint64(v), 10)
case uint64:
return strconv.AppendUint(b, v, 10)
case float32:
return dialect.AppendFloat32(b, v)
case float64:
return dialect.AppendFloat64(b, v)
case string:
return dialect.AppendString(b, v)
case time.Time:
return dialect.AppendTime(b, v)
case []byte:
return dialect.AppendBytes(b, v)
case QueryAppender:
return AppendQueryAppender(fmter, b, v)
default:
vv := reflect.ValueOf(v)
if vv.Kind() == reflect.Ptr && vv.IsNil() {
return dialect.AppendNull(b)
}
appender := Appender(vv.Type(), custom)
return appender(fmter, b, vv)
}
}
func appendMsgpack(fmter Formatter, b []byte, v reflect.Value) []byte {
hexEnc := internal.NewHexEncoder(b)
enc := msgpack.GetEncoder()
defer msgpack.PutEncoder(enc)
enc.Reset(hexEnc)
if err := enc.EncodeValue(v); err != nil {
return dialect.AppendError(b, err)
}
if err := hexEnc.Close(); err != nil {
return dialect.AppendError(b, err)
}
return hexEnc.Bytes()
}
func AppendQueryAppender(fmter Formatter, b []byte, app QueryAppender) []byte {
bb, err := app.AppendQuery(fmter, b)
if err != nil {
return dialect.AppendError(b, err)
}
return bb
}
|
