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map_node.go
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map_node.go
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// Copyright 2021, athena-crdt authors.
//
// 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 defs
import (
"github.com/pkg/errors"
)
type MapNode struct {
*baseNode
}
// NewMapNode is an exported function used to create a Node of type MapNode.
func NewMapNode(id NodeId) *MapNode {
return &MapNode{baseNode: newBaseNode(id)}
}
func (m *MapNode) Delete(id NodeId) error {
child, present := m.Children()[id]
if present && !child.IsTombStone() {
child.MarkTombstone()
return nil
}
return errors.Errorf("Cannot delete id %v from mapNode of id %v", id, m.Id())
}
func (m *MapNode) DeepClone() (Node, error) {
return deepCopy(m, true)
}
func (m *MapNode) Clone() (Node, error) {
return deepCopy(m, false)
}
func (m *MapNode) Serialize() ([]byte, error) {
panic("implement me")
}
func (m *MapNode) Deserialize(bytes []byte) error {
panic("implement me")
}