view release on metacpan or  search on metacpan

include/boost/callable_traits/detail/default_callable_traits.hpp  view on Meta::CPAN

    // for non-member-pointers.
    using invoke_type = error_t;
    
    // Removes reference qualifiers from a signature.
    using remove_reference = error_t;
    
    // Adds an lvalue qualifier to a signature, in arbitrary
    // accordance with C++11 reference collapsing rules.
    using add_member_lvalue_reference = error_t;
    
    // Adds an rvalue qualifier to a signature, in arbitrary
    // accordance with C++11 reference collapsing rules.
    using add_member_rvalue_reference = error_t;
    
    // Adds a const qualifier to a signature.
    using add_member_const = error_t;
    
    // Adds a volatile qualifier to a signature.
    using add_member_volatile = error_t;
    
    // Adds both const and volatile qualifiers to a signature.
    using add_member_cv = error_t;
    
    // Removes a const qualifier from a signature, if present.
    using remove_member_const = error_t;
    
    // Removes a volatile qualifier from a signature, if present.
    using remove_member_volatile = error_t;
    
    // Removes both const and volatile qualifiers from a
    // signature, if any.
    using remove_member_cv = error_t;
    
    // Removes the member pointer from PMDs and PMFs. An identity
    // alias for other callable types.
    using remove_member_pointer = error_t;
    
    // Changes the parent class type for PMDs and PMFs. Turns
    // function pointers, function references, and
    // qualified/unqualified function types into PMFs. Turns
    // everything else into member data pointers.
    template<typename C,
        typename U = T,
        typename K = typename std::remove_reference<U>::type,
        typename L = typename std::conditional<
            std::is_same<void, K>::value, error_t, K>::type,
        typename Class = typename std::conditional<
            std::is_class<C>::value, C, error_t>::type>
    using apply_member_pointer = typename std::conditional<
        std::is_same<L, error_t>::value || std::is_same<Class, error_t>::value,
        error_t, L Class::*>::type;
    
    // Changes the return type of PMFs, function pointers, function
    // references, and qualified/unqualified function types. Changes
    // the data type of PMDs. error_t for function objects.
    template<typename>
    using apply_return = error_t;

    // Expands the argument types into a template
    template<template<class...> class Container>
    using expand_args = error_t;

    template<template<class...> class Container, typename... RightArgs>
    using expand_args_left = error_t;

    template<template<class...> class Container, typename... LeftArgs>
    using expand_args_right = error_t;

    using clear_args = error_t;
    
    template<typename... NewArgs>
    using push_front = error_t;

    template<typename... NewArgs>
    using push_back = error_t;
    
    template<std::size_t ElementCount>
    using pop_front = error_t;

    template<std::size_t ElementCount>
    using pop_back = error_t;
    
    template<std::size_t Index, typename... NewArgs>
    using insert_args = error_t;

    template<std::size_t Index, std::size_t Count>
    using remove_args = error_t;

    template<std::size_t Index, typename... NewArgs>
    using replace_args = error_t;

    static constexpr qualifier_flags cv_flags = cv_of<T>::value;
    static constexpr qualifier_flags ref_flags = ref_of<T>::value;
    static constexpr qualifier_flags q_flags = cv_flags | ref_flags;

    using has_member_qualifiers = std::integral_constant<bool, q_flags != default_>;
    using is_const_member = std::integral_constant<bool, 0 < (cv_flags & const_)>;
    using is_volatile_member = std::integral_constant<bool, 0 < (cv_flags & volatile_)>;
    using is_cv_member = std::integral_constant<bool, cv_flags == (const_ | volatile_)>;

#ifdef BOOST_CLBL_TRTS_DISABLE_REFERENCE_QUALIFIERS
    using is_reference_member = std::false_type;
    using is_lvalue_reference_member = std::false_type;
    using is_rvalue_reference_member = std::false_type;
#else
    using is_reference_member = std::integral_constant<bool, 0 < ref_flags>;
    using is_lvalue_reference_member = std::integral_constant<bool, ref_flags == lref_>;
    using is_rvalue_reference_member = std::integral_constant<bool, ref_flags == rref_>;
#endif //#ifdef BOOST_CLBL_TRTS_DISABLE_REFERENCE_QUALIFIERS

};

}}} // namespace boost::callable_traits::detail

#endif // BOOST_CLBL_TRTS_DETAIL_DEFAULT_BOOST_CLBL_TRTS_HPP