66 lines
1.8 KiB
Go
66 lines
1.8 KiB
Go
/*
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Copyright 2017 The Kubernetes 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 mergepatch
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import (
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"errors"
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"fmt"
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)
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var ErrBadJSONDoc = errors.New("Invalid JSON document")
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var ErrNoListOfLists = errors.New("Lists of lists are not supported")
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var ErrBadPatchFormatForPrimitiveList = errors.New("Invalid patch format of primitive list")
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// IsPreconditionFailed returns true if the provided error indicates
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// a precondition failed.
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func IsPreconditionFailed(err error) bool {
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_, ok := err.(ErrPreconditionFailed)
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return ok
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}
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type ErrPreconditionFailed struct {
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message string
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}
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func NewErrPreconditionFailed(target map[string]interface{}) ErrPreconditionFailed {
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s := fmt.Sprintf("precondition failed for: %v", target)
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return ErrPreconditionFailed{s}
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}
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func (err ErrPreconditionFailed) Error() string {
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return err.message
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}
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type ErrConflict struct {
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message string
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}
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func NewErrConflict(patch, current string) ErrConflict {
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s := fmt.Sprintf("patch:\n%s\nconflicts with changes made from original to current:\n%s\n", patch, current)
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return ErrConflict{s}
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}
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func (err ErrConflict) Error() string {
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return err.message
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}
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// IsConflict returns true if the provided error indicates
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// a conflict between the patch and the current configuration.
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func IsConflict(err error) bool {
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_, ok := err.(ErrConflict)
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return ok
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}
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