htc_3.6.swift

extension AppEvent {
    static func reduce(state: AppState, event: AppEvent) -> AppState {
        var state = state
        switch event {
        case .newUserWasLoaded(let user):
            state.user = user
        case .newsEvents(let event):
            if state.newsState == nil {
                state.newsState = NewsState(user: state.user, step: .initial)
            }
            state.newsState = NewsState.reduce(state: state.newsState!, event: event)
        }
        return state
    }
}