text: // Copyright 2021 The TensorStore 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.
  
  #ifndef TENSORSTORE_SERIALIZATION_PROTOBUF_H_
  #define TENSORSTORE_SERIALIZATION_PROTOBUF_H_
  
  #include <type_traits>
  
  #include "google/protobuf/message_lite.h"
  #include "absl/status/status.h"
  #include "tensorstore/serialization/fwd.h"
  
  namespace tensorstore {
  namespace serialization {
  
  struct ProtobufSerializer {
    [[nodiscard]] static bool Encode(EncodeSink& sink,
                                     const google::protobuf::MessageLite& value);
    [[nodiscard]] static bool Decode(DecodeSource& source,
                                     google::protobuf::MessageLite& value);
  };
  
  template <typename T>
  struct Serializer<T,
                    std::enable_if_t<std::is_base_of_v<google::protobuf::MessageLite, T>>>
      : public ProtobufSerializer {};
  
  }  // namespace serialization
  }  // namespace tensorstore
  
  #endif  // TENSORSTORE_SERIALIZATION_PROTOBUF_H_
  