danielgarbien

import Foundation
import UIKit

/**
 * Coordinates contentInset on scroll view to always show full content on keyboard appearing.
 */
class KeyboardAwareScrollViewCoordinator: NSObject {
    
    let scrollView: UIScrollView
    private let originalContentInset: UIEdgeInsets

danielgarbien

    func delay(_ delay: Double, closure: @escaping () -> Void) {
        DispatchQueue.main.asyncAfter(deadline: .now() + delay, execute: closure)
    }

danielgarbien

import UIKit

extension UIViewController {
    
    /**
     Add childController with no transition.
     Embeds its view in container.
     Calls didMove(toParentViewController:) on childController at a last step.
     */
    func addImmediately(childController: UIViewController, embeddedIn container: UIView) {

danielgarbien

import Foundation
import UIKit

class SimpleCollectionViewDataSource<Cell: AnyObject, Object>: NSObject, UICollectionViewDataSource {
    
    var objects: [[Object]]
    
    func objectAtIndexPath(indexPath: NSIndexPath) -> Object {
        return objects[indexPath.section][indexPath.row]
    }

danielgarbien

import Foundation
import CoreData

class SafeFetchedResultsController: NSFetchedResultsController {
    
    private weak var safeDelegate: NSFetchedResultsControllerDelegate?
    
    override var delegate: NSFetchedResultsControllerDelegate? {
        get {
            return safeDelegate

danielgarbien

import Foundation
import UIKit
import CoreData

class FetchedResultsTableDataSource: NSObject {
    
    typealias CellForRowAtIndexPath = (tableView: UITableView, indexPath: NSIndexPath, object: AnyObject) -> UITableViewCell
    
    let fetchedResultController: NSFetchedResultsController
    private let cellForRowAtIndexPath: CellForRowAtIndexPath

danielgarbien

import Foundation
import CoreData


class CoreDataStack {
    
    let mainContext: NSManagedObjectContext
    private let persistentStoreCoordinator: NSPersistentStoreCoordinator
    private let managedObjectModel: NSManagedObjectModel
    

danielgarbien

import Foundation
import UIKit
import CoreData

class FetchedResultsControllerTableDelegate: NSObject {
    
    let tableView: UITableView
    var preserveSelection: Bool = true
    var didEndUpdates: (() -> Void)?