@escaping example

escaping.swift

//
//  main.swift
//  Closures-4Jul2023
//
//  Created by Tornike on 04/07/2023.
//

import Foundation

typealias OnAuthenticateCompletion = ((Bool) -> Void)


class MyObservable {
  private var listeners: [OnAuthenticateCompletion] = []


  func registerCallback(listener: @escaping OnAuthenticateCompletion) {
    listeners.append(listener)
  }
}




class UserObject {
  var myObservable: MyObservable

  public init(myObservable: MyObservable) {
    self.myObservable = myObservable
  }

  func register() {
    myObservable.registerCallback(listener: { isSuccess in
      if isSuccess {
        print(self.myObservable)
      } else {

      }
    })
  }
}