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multierror.go
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/
multierror.go
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// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Gardener contributors
//
// SPDX-License-Identifier: Apache-2.0
package errors
import (
"fmt"
"github.com/hashicorp/go-multierror"
)
// NewErrorFormatFuncWithPrefix creates a new multierror.ErrorFormatFunc which can be used as an ErrorFormat on
// multierror.Error instances. The error string is prefixed with <prefix>, all errors are concatenated at the end.
// This is similar to multierror.ListFormatFunc but does not use any escape sequences, which will look weird in
// the status of Kubernetes objects or controller logs.
func NewErrorFormatFuncWithPrefix(prefix string) multierror.ErrorFormatFunc {
return func(es []error) string {
if len(es) == 1 {
return fmt.Sprintf("%s: 1 error occurred: %s", prefix, es[0])
}
combinedMsg := ""
for i, err := range es {
if i > 0 {
combinedMsg += ", "
}
combinedMsg += err.Error()
}
return fmt.Sprintf("%s: %d errors occurred: [%s]", prefix, len(es), combinedMsg)
}
}