text: // Copyright 2014 MongoDB Inc.
  //
  // 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.
  
  #pragma once
  
  #include "driver/config/prelude.hpp"
  
  #include <memory>
  
  namespace mongo {
  namespace driver {
  
  class instance {
      class impl;
  
     public:
      instance();
      instance(instance&&);
      instance& operator=(instance&&);
      ~instance();
  
     private:
      std::unique_ptr<impl> _impl;
  };
  
  }  // namespace driver
  }  // namespace mongo
  
  #include "driver/config/postlude.hpp"
  