// Copyright 2026 The frp 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 jsonx

import "fmt"

// RawMessage stores a raw encoded JSON value.
// It is equivalent to encoding/json.RawMessage behavior.
type RawMessage []byte

func (m RawMessage) MarshalJSON() ([]byte, error) {
	if m == nil {
		return []byte("null"), nil
	}
	return m, nil
}

func (m *RawMessage) UnmarshalJSON(data []byte) error {
	if m == nil {
		return fmt.Errorf("jsonx.RawMessage: UnmarshalJSON on nil pointer")
	}
	*m = append((*m)[:0], data...)
	return nil
}