Tracking in the core

CoreTracking.swift

public func track(event: AnalyticsEvent) {
    trackAnalytic(event: event, parameters: EmptyParameter())
}

public func track<T>(event: AnalyticsEvent, with parameters: T) where T : AnalyticsParameter {
    trackAnalytic(event: event, parameters: parameters)
}

private func trackAnalytic<T: AnalyticsParameter>(event: AnalyticsEvent, parameters: T?) {
    for trackerKey in event.supportedTrackers {
        if let eventTracker = eventTrackers[trackerKey] {
            if let parameters = parameters, !parameters.isEmpty() {
                eventTracker.track(event: event.name, with: parameters)
            } else {
                eventTracker.track(event: event.name)
            }
        }
    }
}