kvp.hpp 1.1 KB

12345678910111213141516171819202122232425262728293031323334353637383940
  1. // Copyright 2014 MongoDB Inc.
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // http://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. #pragma once
  15. #include <tuple>
  16. #include <bsoncxx/config/prelude.hpp>
  17. namespace bsoncxx {
  18. BSONCXX_INLINE_NAMESPACE_BEGIN
  19. namespace builder {
  20. namespace basic {
  21. ///
  22. /// Constructs a key-value pair from a string key
  23. /// and a BSON value.
  24. ///
  25. template <typename T, typename U>
  26. BSONCXX_INLINE std::tuple<T&&, U&&> kvp(T&& t, U&& u) {
  27. return std::tuple<T&&, U&&>(std::forward<T>(t), std::forward<U>(u));
  28. }
  29. } // namespace basic
  30. } // namespace builder
  31. BSONCXX_INLINE_NAMESPACE_END
  32. } // namespace bsoncxx
  33. #include <bsoncxx/config/postlude.hpp>