friend class Extendable<T>;
constexpr Extension(std::size_t id) : id_(id) {}
public:
- constexpr Extension() : id_(INVALID_ID) {}
+ explicit constexpr Extension() : id_(INVALID_ID) {}
std::size_t id() const { return id_; }
bool valid() { return id_ != INVALID_ID; }
};
* with a notion of Host extended with another concept (such as mobility).
* You could completely externalize these data with an associative map Host->EnergyHost.
* It would work, provided that you implement this classical feature correctly (and it would induce a little performance penalty).
- * Instead, you should add a new facet to the Host class, that happens to be Facetable.
+ * Instead, you should add a new extension to the Host class, that happens to be Extendable.
*
*/
template<class T>
extension_set(rank.id(), value, use_dtor);
}
-public:
// Convenience extension access when the type has a associated EXTENSION ID:
template<class U> U* extension() { return extension<U>(U::EXTENSION_ID); }
template<class U> void extension_set(U* p) { extension_set<U>(U::EXTENSION_ID, p); }
