mirror of https://github.com/knative/pkg.git
42 lines
1002 B
Go
42 lines
1002 B
Go
/*
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Copyright 2019 The Knative Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// error.go helps with error handling
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package helpers
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import (
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"errors"
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"strings"
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)
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// CombineErrors combines slice of errors and return a single error
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func CombineErrors(errs []error) error {
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if len(errs) == 0 {
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return nil
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}
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msgs := make([]string, 0)
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for _, err := range errs {
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if err != nil {
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msgs = append(msgs, err.Error())
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}
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}
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if len(msgs) == 0 {
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return nil
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}
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return errors.New(strings.Join(msgs, "\n"))
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}
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