Function await

include/concurrencpp/threads/async_condition_variable.h:68–75

        template<class predicate_type>
        lazy_result<void> await(std::shared_ptr<executor> resume_executor, scoped_async_lock& lock, predicate_type pred) {
            static_assert(
                std::is_invocable_r_v<bool, predicate_type>,
                "concurrencpp::async_condition_variable::await - given predicate isn't invocable with no arguments, or does not return a type which is or convertible to bool.");

            verify_await_params(resume_executor, lock);
            return await_impl(std::move(resume_executor), lock, pred);
        }

        void notify_one();
        void notify_all();