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// Copyright 2025 The Homeport Team
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package idem
import (
"errors"
)
type ModifiedPair struct {
From *RenameCandidate
To *RenameCandidate
}
type DocumentChanges struct {
DeletedList []*RenameCandidate
AddedList []*RenameCandidate
modifiedPairs []ModifiedPair
}
var _ Changes = &DocumentChanges{}
func NewDocumentChanges(deleted []*RenameCandidate, added []*RenameCandidate) *DocumentChanges {
return &DocumentChanges{
DeletedList: deleted,
AddedList: added,
}
}
func (d *DocumentChanges) Deleted() []file {
return mapItemsToSlice(d.DeletedList, func(r *RenameCandidate) file { return r })
}
func (d *DocumentChanges) Added() []file {
return mapItemsToSlice(d.AddedList, func(r *RenameCandidate) file { return r })
}
func (d *DocumentChanges) ModifiedPairs() []ModifiedPair {
return d.modifiedPairs
}
func (d *DocumentChanges) MarkAsRename(deleted, added file) error {
var ok bool
d.DeletedList, ok = reject(d.DeletedList, deleted.(*RenameCandidate))
if !ok {
return errors.New("deleted element not found")
}
d.AddedList, ok = reject(d.AddedList, added.(*RenameCandidate))
if !ok {
return errors.New("added element not found")
}
d.modifiedPairs = append(d.modifiedPairs, ModifiedPair{
From: deleted.(*RenameCandidate),
To: added.(*RenameCandidate),
})
return nil
}
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