...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Initiate the asynchronous operation that will produce the result, and obtain the value to be returned from the initiating function.
template< typename Initiation, typename RawCompletionToken, typename... Args> static return_type initiate( Initiation && initiation, RawCompletionToken && token, Args &&... args);