Tx

Tx.swift

import UIKit


struct Rx<T> {
    var tx: ((T) -> ())?
    var val: T {
        didSet {
            tx?(val)
        }
    }
}

protocol ReTx: class {
    func redux<T>(_ r: (Self, T) -> ()) -> (T) -> ()
}

extension ReTx {
    func redux<T>(_ r: @escaping (Self, T) -> ()) -> (T) -> () {
        return { [weak self] t in
            if let vc = self {
                r(vc, t)
            }
        }
    }
}