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|
package model
import (
"bytes"
"fmt"
)
type ObjectNode struct {
Value NodeObjectValue
}
func (n ObjectNode) Type() NodeType {
return ObjectType
}
func (n *ObjectNode) MarshalJSON() ([]byte, error) {
result := make([][]byte, 0, len(n.Value))
for k, v := range n.Value {
b, err := v.MarshalJSON()
if err != nil {
return nil, err
}
result = append(result, []byte(fmt.Sprintf("\"%s\": %s", k, b)))
}
return bytes.Join(
[][]byte{
[]byte("{"),
bytes.Join(result, []byte(", ")),
[]byte("}"),
}, []byte("")), nil
}
func (n *ObjectNode) Get(k string) (Node, error) {
child, ok := n.Value[k]
if !ok {
return nil, fmt.Errorf("field %s not found", k)
}
return child, nil
}
func (n *ObjectNode) Merge(n2 *ObjectNode) {
for k, v := range n2.Value {
n.Value[k] = v
}
}
func (n *ObjectNode) Len() int {
return len(n.Value)
}
func (n *ObjectNode) Set(v any) error {
val, ok := v.(NodeObjectValue)
if !ok {
return fmt.Errorf("%v is not object", v)
}
n.Value = val
return nil
}
|
