...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
template< typename Receiver> unspecified connect( Receiver && r) const;
Do not call this function directly. It is intended for use with the execution::connect
customisation point.
An object of an unspecified type that satisfies the operation_state
concept.