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#Twitter client with offline mode.

• As a user I can login to Twitter
• As a user I see my twitter name in the navigation bar
• As a user I can view my Twitter feed (fail plan: display error)
• As a user I can refresh my feed using pull-to-refresh (fail plan: display error)
• As a user I can view my Twitter feed without internet connection
• As a user I expect that feed will be automatically updated when network connection is available
• As a user I can tap on system compose button on the right of navigation bar and get to post new tweet screen
• As a user I can post new tweet (fail plan: display error)

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//: Playground - noun: a place where people can play

import Foundation
import UIKit

typealias ImagePostProcessingOp = (UIImage) -> Void

class ImageProcessor {
    let postProcessOp : ImagePostProcessingOp
    

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//: Playground - noun: a place where people can play

import Foundation
import UIKit

typealias ImagePostProcessingOp = (UIImage) -> Void

enum ImageProcessor {
    case PostProcessOp(ImagePostProcessingOp)
    

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    init() {
        (eventSignal, eventObserver) = Signal<MainRouterSourceEvent, NoError>.pipe();
        eventSignal.observeNext { (event) in
            let processed = self.handlers.map( { $0(self) }).reduce(false, combine: { (processed, handler) -> Bool in
                return processed ? true : handler(event)
            })
            assert(processed, "Unknown event")
        }
    }

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//: Playground - noun: a place where people can play

import UIKit

typealias 🍻 = String
typealias 😱 = String
typealias 🕶 = String
typealias 👍 = String

enum Decision{

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import Foundation

enum ConnectionFailure : ErrorType {
    case Error
}

func throwConnectionError() throws -> String {
    throw ConnectionFailure.Error
    return connect()
}

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class APIService {
    
    fileprivate static let baseURL:String = ""
    
    fileprivate let requestor:NetModule = NetModule(configuration: NetConfig(cacheSize: 250, pinnedHosts: [""]), baseURL: baseURL)
    fileprivate var analyzer:Analyzable?
    fileprivate var accessHandler:(()->())?
    fileprivate var invalidAccessSignal:(Signal<Bool, NoError>, Observer<Bool, NoError>)?

    var authorizationService: AuthentificationService = AuthentificationService(baseURL: baseURL)

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import CoreData

public class CoreDataStack {
    // 2
    public let model:NSManagedObjectModel
    public let persistentStoreCoordinator:NSPersistentStoreCoordinator
    public let context:NSManagedObjectContext
    
    public init() {
        // 3.1

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Vehicle:
{  
  "vehicle":{
    "id":1,
    "name":"AlfaRomeo",
    "chassi":[12, 13, 27, 24],
    "wings":[3, 250, 1],
    "engine":[29],
    "headlights":[201],
    "profile":901

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- (NSString *)stringByTrimmingWhiteSpacesForEachLine {
    return [[self.rac_lineSequence map:^id(NSString * line) {
        return [line stringByTrimmingWhiteSpaces];
    }] foldLeftWithStart:@"" reduce:^NSString *(NSString *accumulator, NSString *value) {
                          return [accumulator stringByAppendingFormat:@"%@\n", value];
                      }];
}