//相当于通知，生命周期同target
// ViewControllerA
ABDataBus.registerNoti(key: "login/loginSuccess", target: self) { (data) in
    
}
// LoginViewController
ABDataBus.callNoti(key: "login/loginSuccess", data: nil)

// ViewContorllerA {
//    var user;
// }
//注册一个对象回调，生命周期同target
ABDataBus.registerObject(key: "page/user", target: self) { [weak self] (data) -> Any? in
    return self.user
}
var user = ABDataBus.callObject(key: "page/user", data: nil)

//注册一个数据回调，长驻内存中，调用removeData释放
ABDataBus.registerData(key: "page/user") { [weak self] (data) -> Any? in
    return self.user
}
var user = ABDataBus.callData(key: "page/user", data: nil)

//注册一个服务，可能是页面跳转，也可能是方法调用，长驻内存中，调用removeService释放
ABDataBus.registerService(key: "service/showlogin") { (data, response:ABDataBusResponseBlock?) in
    var loginCtl:LoginViewController = LoginViewController.init()
    self.present(loginCtl, animated: true, completion: nil)
    if let respBlock = response {
        respBlock(nil)
    }
}
ABDataBus.callService(key: "service/showlogin", data: nil) { (data) in
    print("didShow login page")
}

pod 'ABDataBus'