Concept definition

template<typename F, typename EventType>

concept database::concepts::StreamEventFilter = Predicate<F, const EventType&>

database::concepts::Predicate

A callable type that returns a boolean value.

Definition concepts.h:100

database::concepts::StreamEventFilter

A callable that filters stream events.

Definition concepts.h:228

Detailed Description

A callable that filters stream events.

Example usage:

template<StreamEventFilter<stream_event> F>
void add_filter(const std::string& channel, F&& filter) {
    filters_[channel] = std::forward<F>(filter);
}

Definition at line 228 of file concepts.h.