tiny.windowing.EventQueueCapacity

1pub const Capacity = struct {2    retained_event_count: usize,3    retained_event_bytes: usize,45    pub fn derive(limits: Limits) CapacityError!Capacity {6        if (limits.retained_event_count == 0) return error.RetainedEventsEmpty;7        const retained_event_bytes = std.math.mul(8            usize,9            limits.retained_event_count,10            @sizeOf(Event),11        ) catch return error.CapacityOverflow;12        std.debug.assert(retained_event_bytes / @sizeOf(Event) == limits.retained_event_count);13        return .{14            .retained_event_count = limits.retained_event_count,15            .retained_event_bytes = retained_event_bytes,16        };17    }18};

1pub const EventQueueCapacity = event.Capacity;