mirror/meta_namespace.hpp

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#ifndef MIRROR_META_NAMESPACE_1011291729_HPP
#define MIRROR_META_NAMESPACE_1011291729_HPP

#include <mirror/mirror_fwd.hpp>
#include <mirror/meta_object_tags.hpp>
#include <mirror/auxiliary/scoped_named.hpp>
#include <mirror/auxiliary/global_list.hpp>
#include <mirror/ct_string/basic_string.hpp>
#include <mirror/meta_prog/only_if.hpp>
#include <string>
#include <type_traits>

MIRROR_NAMESPACE_BEGIN

template <class Namespace>
struct meta_namespace
 : public aux::scoped_named_impl<Namespace>
{
    typedef meta_namespace<typename Namespace::scope> scope;
    typedef typename Namespace::ct_name static_name;
};

// Implementation of the members meta-function for namespaces
template <class Namespace>
struct members<meta_namespace<Namespace> >
{
    typedef MIRROR_GET_GLOBAL_LIST_BASE(
        Namespace,
        MIRROR_COUNTER_LUID,
        typename
    ) type;
};

// The implementation of namespaces for instantiation of meta_namespace
template <class X>
struct namespaces<meta_namespace<X> >
{
    typedef typename mp::only_if<
        typename members<meta_namespace<X> >::type,
        mp::is_a<mp::arg<1>, meta_namespace_tag>
    >::type type;
};

namespace _namespace {

// This structure provides basic meta-data about the global scope namespace
/*  Do not use this structure directly, use the appropriate specialization
 *  of meta_namespace instead.
 *  .see meta_namespace
 */
struct _
{
    typedef mirror::meta_namespace_tag category;

    // The scope of this namespace is again the global scope
    typedef _ scope;

    // Implement the individual overloads of the name function
    MIRROR_IMPLEMENT_META_OBJECT_NAME_FUNCTIONS("")
    typedef typename cts::string<>::type ct_name;
};

// This typedef is used by the nested namespaces
typedef _ _parent_namespace;

} // namespace _namespace

// Initialize the global list of members of this namespace
MIRROR_REGISTER_GLOBAL_LIST( mirror::_namespace::_ )

namespace _namespace {

// This structure provides basic meta-data about unspecified local scopes
/*  Do not use this structure directly, use the appropriate specialization
 *  of meta_namespace instead.
 *  .see meta_namespace
 */
struct _unspec_scope
{
    typedef mirror::meta_unspecified_scope_tag category;

    // The scope of this namespace is again the global scope
    typedef _ scope;

    // Implement the individual overloads of the name function
    MIRROR_IMPLEMENT_META_OBJECT_NAME_FUNCTIONS("<unspecified>")
    typedef typename cts::string<
        '<','u','n','s','p','e','c','i','f','i','e','d','>'
    >::type ct_name;
};

} // namespace _namespace

// This macro implements the _ structure containing the basic metadata
#define MIRROR_REGISTER_BASE_NAMESPACE_META_DATA(NAME, SPELLED) \
struct _ \
{  \
    typedef meta_namespace_tag category; \
    typedef _parent_namespace scope; \
    MIRROR_IMPLEMENT_META_OBJECT_NAME_FUNCTIONS(#NAME) \
    typedef typename cts::string< \
        MIRROR_PP_EXPAND_ARGS SPELLED \
    >::type ct_name; \
}; \
typedef _ _parent_namespace;

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_REG_NAMESPACE_BEGIN
#else
#define MIRROR_REG_NAMESPACE_BEGIN namespace _namespace {
#endif

#define MIRROR_REG_NAMESPACE_CTS(NAMESPACE_NAME, SPELLED) \
namespace NAMESPACE_NAME { \
MIRROR_REGISTER_BASE_NAMESPACE_META_DATA(NAMESPACE_NAME, SPELLED) \
}

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_REG_NAMESPACE(NAMESPACE_NAME)
#else
#define MIRROR_REG_NAMESPACE(NAMESPACE_NAME) \
    MIRROR_REG_NAMESPACE_CTS(NAMESPACE_NAME, ())
#endif

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_REG_NAMESPACE_END
#else
#define MIRROR_REG_NAMESPACE_END }
#endif

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_INIT_NAMESPACE_MEMBER_LIST(FULL_NAMESPACE_NAME)
#else
#define MIRROR_INIT_NAMESPACE_MEMBER_LIST(FULL_NAMESPACE_NAME) \
MIRROR_REGISTER_GLOBAL_LIST( \
    mirror::_namespace:: FULL_NAMESPACE_NAME ::_ \
) \
MIRROR_ADD_TO_GLOBAL_LIST( \
    mirror::_namespace:: FULL_NAMESPACE_NAME ::_::scope, \
    mirror::meta_namespace< \
        mirror::_namespace:: FULL_NAMESPACE_NAME ::_ \
     > \
)
#endif

#define MIRROR_QREG_GLOBAL_SCOPE_NAMESPACE_CTS(NAMESPACE, SPELLED) \
MIRROR_REG_NAMESPACE_BEGIN \
MIRROR_REG_NAMESPACE_CTS(NAMESPACE, SPELLED) \
MIRROR_REG_NAMESPACE_END \
MIRROR_INIT_NAMESPACE_MEMBER_LIST(NAMESPACE)

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_QREG_GLOBAL_SCOPE_NAMESPACE(NAMESPACE)
#else
#define MIRROR_QREG_GLOBAL_SCOPE_NAMESPACE(NAMESPACE) \
    MIRROR_QREG_GLOBAL_SCOPE_NAMESPACE_CTS(NAMESPACE, ())
#endif

#define MIRROR_QREG_NESTED_NAMESPACE_CTS( \
    PARENT_NAMESPACE, \
    NESTED_NAMESPACE, \
    SPELLED \
) \
MIRROR_REG_NAMESPACE_BEGIN \
namespace PARENT_NAMESPACE { \
MIRROR_REG_NAMESPACE_CTS(NESTED_NAMESPACE, SPELLED) \
} \
MIRROR_REG_NAMESPACE_END \
MIRROR_INIT_NAMESPACE_MEMBER_LIST(PARENT_NAMESPACE::NESTED_NAMESPACE)

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_QREG_NESTED_NAMESPACE(PARENT_NAMESPACE, NESTED_NAMESPACE)
#else
#define MIRROR_QREG_NESTED_NAMESPACE(PARENT_NAMESPACE, NESTED_NAMESPACE)\
    MIRROR_QREG_NESTED_NAMESPACE_CTS(PARENT_NAMESPACE, NESTED_NAMESPACE, ())
#endif

#define MIRROR_QREG_NESTED_NESTED_NAMESPACE_CTS( \
    GRANDPARENT_NAMESPACE, \
    PARENT_NAMESPACE, \
    NESTED_NAMESPACE, \
    SPELLED \
)\
MIRROR_REG_NAMESPACE_BEGIN \
namespace GRANDPARENT_NAMESPACE { \
namespace PARENT_NAMESPACE { \
MIRROR_REG_NAMESPACE_CTS(NESTED_NAMESPACE, SPELLED) \
} } \
MIRROR_REG_NAMESPACE_END \
MIRROR_INIT_NAMESPACE_MEMBER_LIST( \
    GRANDPARENT_NAMESPACE::PARENT_NAMESPACE::NESTED_NAMESPACE \
)

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRROR_QREG_NESTED_NESTED_NAMESPACE( \
    GRANDPARENT_NAMESPACE, \
    PARENT_NAMESPACE, \
    NESTED_NAMESPACE \
)
#else
#define MIRROR_QREG_NESTED_NESTED_NAMESPACE( \
    GRANDPARENT_NAMESPACE, \
    PARENT_NAMESPACE, \
    NESTED_NAMESPACE \
)    MIRROR_QREG_NESTED_NESTED_NAMESPACE_CTS( \
    GRANDPARENT_NAMESPACE, \
    PARENT_NAMESPACE, \
    NESTED_NAMESPACE, \
    () \
)
#endif

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRRORED_NAMESPACE(FULL_NAMESPACE_NAME) mirror::MetaNamespace
#else
#define MIRRORED_NAMESPACE(FULL_NAMESPACE_NAME) \
    mirror::meta_namespace< \
    mirror::_namespace :: FULL_NAMESPACE_NAME :: _ \
    >
#endif

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRRORED_GLOBAL_SCOPE() mirror::MetaNamespace
#else
#define MIRRORED_GLOBAL_SCOPE() \
mirror::meta_namespace< \
    mirror::_namespace:: _ \
>
#endif

#ifdef MIRROR_DOCUMENTATION_ONLY


#define MIRRORED_UNSPECIFIED_SCOPE() mirror::MetaNamespace
#else
#define MIRRORED_UNSPECIFIED_SCOPE() \
mirror::meta_namespace< \
    mirror::_namespace:: _unspec_scope \
>
#endif


MIRROR_NAMESPACE_END

#endif //include guard