Method Clone

common/values/value_builder.cc:1173–1182

  }

  CustomMapValue Clone(google::protobuf::Arena* absl_nonnull arena) const override {
    ABSL_DCHECK(arena != nullptr);

    MapValueBuilderImpl builder(arena);
    builder.Reserve(map_.size());
    for (const auto& entry : map_) {
      builder.UnsafePut(entry.first.Clone(arena), entry.second.Clone(arena));
    }
    return std::move(builder).BuildCustom();
  }

  size_t Size() const override { return map_.size(); }