34 lines
671 B
Go
34 lines
671 B
Go
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// Copyright (c) 2022 Tulir Asokan
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package util
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import (
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"errors"
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"fmt"
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)
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type DualError struct {
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High error
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Low error
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}
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func NewDualError(high, low error) DualError {
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return DualError{high, low}
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}
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func (err DualError) Is(other error) bool {
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return errors.Is(other, err.High) || errors.Is(other, err.Low)
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}
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func (err DualError) Unwrap() error {
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return err.Low
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}
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func (err DualError) Error() string {
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return fmt.Sprintf("%v: %v", err.High, err.Low)
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}
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