get get get get_promise holds_alternative operator co_await operator<< reset wait

operator<<() template<typename ... Types> template<std::invocable<> Fn> auto& coro::future_variant< Types >::operator<< ( Fn &&  fn ) inline Redirect return value to future object. Parameters fn invocable object without arguments, which returns a future or deferred_future, The return value is constructed inside of future_variant instance. Any previous instance is destroyed automatically. Returns reference to newly initialized future object in correct type Definition at line 124 of file future_variant.h.