draconisplusplus/include/rfl/NoOptionals.hpp

#ifndef RFL_NOOPTIONALS_HPP_
#define RFL_NOOPTIONALS_HPP_

namespace rfl {

  /// This is a "fake" processor - it doesn't do much in itself, but its
  /// inclusion instructs the parsers to require the inclusion of all fields.
  struct NoOptionals {
   public:
    template <class StructType>
    static auto process(auto&& _named_tuple) {
      return _named_tuple;
    }
  };

} // namespace rfl

#endif