Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

Retrieves the connection owned by this object.

const any_connection*
operator->() const;

The object should own a connection (this->valid() == true).

The returned reference is valid as long as *this or an object move-constructed or move-assigned from *this is alive.

No-throw guarantee.