rpp::constraint::observer_strategy_base Concept Reference

Concept definition

    template<typename S>
    concept observer_strategy_base = requires(const S& const_strategy, S& strategy, const rpp::disposable_wrapper& disposable) {
        // const_strategy.on_next(v);
        // const_strategy.on_next(std::move(mv));
        const_strategy.on_error(std::exception_ptr{});
        const_strategy.on_completed();
 
        strategy.set_upstream(disposable);
        {
            strategy.is_disposed()
        } -> std::same_as<bool>;
    }