iThinker

import Foundation

protocol Observable: class {
    
    associatedtype ObservableAction
    
    typealias SubscriptionBlock = (ObservableAction) -> Void
    
    var subscriptions: NSMapTable<AnyObject, AnyObject> { get set }
    func notifyObservers(_ action: ObservableAction) -> Void

iThinker

import Foundation

class ObserverStorage {
    
    static let shared = ObserverStorage()
    
    private var observablesMap: NSMapTable<AnyObject, AnyObject> = NSMapTable.weakToStrongObjects()
    
    private func subscriptionsMap<T: Observable>(forObservable observable: T) -> NSMapTable<AnyObject, AnyObject> {
        var subscriptionsMap = self.observablesMap.object(forKey: observable) as? NSMapTable<AnyObject, AnyObject>

iThinker

//
//  Observable.swift
//  Geotification
//
//  Created by Roman Temchenko on 2016-10-29.
//  Copyright © 2016 Temkos. All rights reserved.
//

import Foundation

iThinker

import Foundation

class AssociationsStorage {
    
    class Associations {
        
        private var storage: [AnyHashable: Any] = [:]
        
        func setValue(_ value: Any, forKey key: AnyHashable) {

iThinker

import Foundation
import PlaygroundSupport

PlaygroundPage.current.needsIndefiniteExecution = true

func async<T>(_ executable: @escaping @autoclosure () -> T, _ priority: DispatchQoS.QoSClass = DispatchQoS.QoSClass.default, completion: @escaping (T) -> Void) {
    DispatchQueue.global(qos: priority).async {
        let result = executable()
        DispatchQueue.main.async {

iThinker

import Foundation

class CancellableDecorator {
    
    private class Token {
        var isValid = true
    }
    
    private var token: Token?

iThinker

class Logger {
    
    static var defaultLogger = Logger()
    
    func log(_ message: String) {
        print(message)
    }
    
}

iThinker

import UIKit

class TableViewContainerCell<Content: UIView>: UITableViewCell {
    
    var content: Content
    
    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
        if let viewFromNib = Content.loadDefaultNib() {
            content = viewFromNib
        }

iThinker

func performWithErrorPointer<T>(_ executable: @autoclosure @escaping () throws -> T, _ errorPointer: NSErrorPointer) -> T? {
    do {
        return try executable()
    }
    catch let error {
        errorPointer?.pointee = error as NSError
        return nil
    }
}

iThinker

import Foundation
import UIKit

class RTTableViewControllerSectionModel: NSObject {
    
    let cellModels: [RTTableViewControllerCellModel]
    let tableView: UITableView
    
    required init(_ tableView: UITableView, _ cellModels: [RTTableViewControllerCellModel]) {
        self.tableView = tableView