-
Notifications
You must be signed in to change notification settings - Fork 545
/
exception.go
81 lines (74 loc) · 2.04 KB
/
exception.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
75
76
77
78
79
80
81
// Licensed to ClickHouse, Inc. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. ClickHouse, Inc. licenses this file to you 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 proto
import (
"fmt"
"strings"
"github.com/ClickHouse/ch-go/proto"
)
type Exception struct {
Code int32
Name string
Message string
StackTrace string
Nested []Exception
nested bool
}
func (e *Exception) Error() string {
return fmt.Sprintf("code: %d, message: %s", e.Code, e.Message)
}
func (e *Exception) Decode(reader *proto.Reader) (err error) {
var exceptions []Exception
for {
var ex Exception
if err := ex.decode(reader); err != nil {
return err
}
if exceptions = append(exceptions, ex); !ex.nested {
break
}
}
if len(exceptions) != 0 {
e.Code = exceptions[0].Code
e.Name = exceptions[0].Name
e.Message = exceptions[0].Message
e.StackTrace = exceptions[0].StackTrace
if exceptions[0].nested {
e.Nested = exceptions[1:]
}
}
return nil
}
func (e *Exception) decode(reader *proto.Reader) (err error) {
if e.Code, err = reader.Int32(); err != nil {
return err
}
if e.Name, err = reader.Str(); err != nil {
return err
}
if e.Message, err = reader.Str(); err != nil {
return err
}
e.Message = strings.TrimSpace(strings.TrimPrefix(e.Message, e.Name+":"))
if e.StackTrace, err = reader.Str(); err != nil {
return err
}
if e.nested, err = reader.Bool(); err != nil {
return err
}
return nil
}