tag_of Struct Reference

Metafunction to obtain the tag of a type. More...

#include <tag_of.hpp>

Detailed Description

Metafunction to obtain the tag of a type.

template< class TaggedType >
struct tag_of
{
    typedef {Tag} type;
};

If the type is not tagged you will get a compile timer error with the following message:

USING_TAG_OF_WITH_AN_UNTAGGED_TYPE, TaggedType