mirror of https://github.com/kubernetes/kops.git
79 lines
2.1 KiB
Go
79 lines
2.1 KiB
Go
/*
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Copyright The ORAS 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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package oras
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import "fmt"
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// CopyErrorOrigin defines the source of a copy error.
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type CopyErrorOrigin int
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const (
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// CopyErrorOriginSource indicates the error occurred at the source side.
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CopyErrorOriginSource CopyErrorOrigin = 1
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// CopyErrorOriginDestination indicates the error occurred at the destination side.
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CopyErrorOriginDestination CopyErrorOrigin = 2
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)
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// String returns the string representation of the CopyErrorOrigin.
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func (o CopyErrorOrigin) String() string {
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switch o {
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case CopyErrorOriginSource:
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return "source"
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case CopyErrorOriginDestination:
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return "destination"
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default:
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return "unknown"
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}
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}
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// CopyError represents an error encountered during a copy operation.
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type CopyError struct {
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// Op is the operation that caused the error.
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Op string
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// Origin indicates the source of the error.
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Origin CopyErrorOrigin
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// Err is the underlying error.
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Err error
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}
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// newCopyError creates a new CopyError.
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func newCopyError(op string, origin CopyErrorOrigin, err error) error {
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if err == nil {
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return nil
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}
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return &CopyError{
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Op: op,
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Origin: origin,
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Err: err,
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}
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}
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// Error implements the error interface for CopyError.
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func (e *CopyError) Error() string {
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switch e.Origin {
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case CopyErrorOriginSource, CopyErrorOriginDestination:
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return fmt.Sprintf("failed to perform %q on %s: %v", e.Op, e.Origin, e.Err)
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default:
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return fmt.Sprintf("failed to perform %q: %v", e.Op, e.Err)
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}
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}
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// Unwrap implements the errors.Unwrap interface for CopyError.
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func (e *CopyError) Unwrap() error {
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return e.Err
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}
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