draconisplusplus/include/rfl/internal/define_literal.hpp

#ifndef RFL_INTERNAL_DEFINELITERAL_HPP_
#define RFL_INTERNAL_DEFINELITERAL_HPP_

#include "../Literal.hpp"

namespace rfl {
  namespace internal {

    /// Allows you to combine several literals.
    template <class... LiteralTypes>
    struct define_literal;

    /// General case
    template <StringLiteral... _content1,
              StringLiteral... _content2,
              class... Tail>
    struct define_literal<Literal<_content1...>,
                          Literal<_content2...>,
                          Tail...> {
      using type = typename define_literal<Literal<_content1..., _content2...>,
                                           Tail...>::type;
    };

    /// Special case - only a single literal is left
    template <StringLiteral... _content>
    struct define_literal<Literal<_content...>> {
      using type = Literal<_content...>;
    };

  } // namespace internal
} // namespace rfl

#endif