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// Copyright Daniel Wallin, David Abrahams 2005.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at


namespace boost { namespace parameter { namespace aux {

    // Used to pass static information about parameter requirements through
    // the satisfies() overload set (below).  The matched function is never
    // invoked, but its type indicates whether a parameter matches at
    // compile-time.
    template <typename Keyword, typename Predicate, typename HasDefault>
    struct parameter_requirements
        typedef Keyword keyword;
        typedef Predicate predicate;
        typedef HasDefault has_default;
}}} // namespace boost::parameter::aux

#endif  // include guard