mirror/example/meta_prog_03.cpp

This example shows the usage of the meta-programming utilities and the intrinsic meta-functions for various meta-objects

Copyright 2008-2010 Matus Chochlik. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <mirror/mirror.hpp>
#include <iostream>

MIRROR_NAMESPACE_BEGIN

struct info_printer
{
    template <typename MetaObject>
    void operator()(MetaObject mo) const
    {
        MIRRORED_META_OBJECT(MetaObject) mmo;
        std::cout
            << mmo.construct_name()
            << ": "
            << mo.full_name()
            << std::endl;
    }
};

MIRROR_NAMESPACE_END


int main(void)
{
    using namespace mirror;
    // print the name of each of the members of the global scope
    mirror::mp::for_each<
        members<
            MIRRORED_GLOBAL_SCOPE()
        >
    >(info_printer());
    // print the name of each of the members of the std namespace
    mp::for_each<
        members<
            MIRRORED_NAMESPACE(std)
        >
    >(info_printer());
    //
    return 0;
}

/* Example of output:
namespace: std
namespace: boost
type: void
type: bool
type: char
type: unsigned char
type: wchar_t
type: short int
type: int
type: long int
type: unsigned short int
type: unsigned int
type: unsigned long int
type: float
type: double
type: long double
class: std::string
class: std::wstring
class: std::tm
template: std::pair
template: std::tuple
template: std::allocator
template: std::equal_to
template: std::not_equal_to
template: std::less
template: std::greater
template: std::less_equal
template: std::greater_equal
template: std::vector
template: std::list
template: std::deque
template: std::map
template: std::set
*/