zafarivaev

import UIKit
import Combine

...

enum State: String {
    case initial = "Initial"
    case loading = "Loading"
    case loadedSuccessfully = "Success"
    case loadingFailed = "Failure"

zafarivaev

import UIKit
import Combine

...

class ViewController: UIViewController {

    ...
    
    private func getAvatarFromTheServer() -> AnyPublisher<UIImage, Error> {

zafarivaev

import UIKit
import Combine

...

class ViewController: UIViewController {
    ...
    
    override func viewDidLoad() {
        super.viewDidLoad()

zafarivaev

import UIKit
import Combine

...

class ViewController: UIViewController {

    ...
    
    private func getAvatarFromTheServer() -> AnyPublisher<UIImage, Error> {

zafarivaev

import UIKit
import Combine

...

class ViewController: UIViewController {
    ...
    
    override func viewDidLoad() {
        ...

zafarivaev

import UIKit
import Combine

...

class ViewController: UIViewController {

    ...
    
    override func viewDidLoad() {

zafarivaev

import UIKit
import Combine

...
class ViewController: UIViewController {
    ...
    
    override func viewDidLoad() {
        ...
    }

zafarivaev

import UIKit
import Combine

enum CustomError: Error {
    case dataCorrupted
    case serverFailure
}

class ViewController: UIViewController {

zafarivaev

import UIKit
import Combine

class ViewController: UIViewController {

    @IBOutlet var imageView: UIImageView!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        overrideUserInterfaceStyle = .light

zafarivaev

- (Obj *) getObject 
{
    Obj *instance = [[Obj alloc] init];
    [instance autorelease];
    return instance;
}