/
combineerrors.go
47 lines (42 loc) · 1.15 KB
/
combineerrors.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
// Copyright The OpenTelemetry Authors
//
// 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 consumererror
import (
"fmt"
"strings"
)
// CombineErrors converts a list of errors into one error.
func CombineErrors(errs []error) error {
numErrors := len(errs)
if numErrors == 0 {
// No errors
return nil
}
if numErrors == 1 {
return errs[0]
}
errMsgs := make([]string, 0, numErrors)
permanent := false
for _, err := range errs {
if !permanent && IsPermanent(err) {
permanent = true
}
errMsgs = append(errMsgs, err.Error())
}
err := fmt.Errorf("[%s]", strings.Join(errMsgs, "; "))
if permanent {
err = Permanent(err)
}
return err
}