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import Foundation

public extension UIColor {

	class func StringFromUIColor(color: UIColor) -> String {
		let components = CGColorGetComponents(color.CGColor)
		return "[\(components[0]), \(components[1]), \(components[2]), \(components[3])]"
	}
	
	class func UIColorFromString(string: String) -> UIColor {

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import Foundation
import UIKit

@objc public class LeftAlignedSearchBar: UISearchBar, UISearchBarDelegate {
	override public var placeholder:String? {
		didSet {
			if #available(iOS 9.0, *) {
				if let text = placeholder {
					if text.characters.last! != " " {
						let attr = UITextField.appearanceWhenContainedInInstancesOfClasses([LeftAlignedSearchBar.self]).defaultTextAttributes

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override func didUpdateFocusInContext(context: UIFocusUpdateContext, withAnimationCoordinator coordinator: UIFocusAnimationCoordinator) {
		context.nextFocusedView!.layer.shadowOffset = CGSizeMake(0, 15)
		context.nextFocusedView!.layer.shadowOpacity = 0.6
		context.nextFocusedView!.layer.shadowRadius = 50
		context.nextFocusedView!.layer.shadowColor = UIColor.redColor().CGColor
		context.previouslyFocusedView?.layer.shadowOpacity = 0
}

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import Cocoa

@NSApplicationMain
class AppDelegate: NSObject, NSApplicationDelegate {

	let statusItem = NSStatusBar.systemStatusBar().statusItemWithLength(-2)
	let popover = NSPopover()
	var eventMonitor: EventMonitor?

	func applicationDidFinishLaunching(aNotification: NSNotification) {

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import Cocoa

public class EventMonitor {
	
	private var monitor: AnyObject?
	private let mask: NSEventMask
	private let handler: NSEvent? -> ()
	
	public init(mask: NSEventMask, handler: NSEvent? -> ()) {
		self.mask = mask

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NSString *url = @"https://www.youtube.com/watch?v=ZGNvt_L_cag";
NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"(?<=v(=|/))([-a-zA-Z0-9_]+)|(?<=youtu.be/)([-a-zA-Z0-9_]+)" options:NSRegularExpressionCaseInsensitive error:nil];
NSTextCheckingResult *match = [regex firstMatchInString:url options:0 range:NSMakeRange(0, [url length])];
NSRange range = [match rangeAtIndex:0];
NSString *youTubeID = [url substringWithRange:range];
NSLog(@"%@", youTubeID);

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let url = "https://www.youtube.com/watch?v=ZGNvt_L_cag"
		
do {
	let regex = try NSRegularExpression(pattern: "(?<=v(=|/))([-a-zA-Z0-9_]+)|(?<=youtu.be/)([-a-zA-Z0-9_]+)", options: NSRegularExpressionOptions.CaseInsensitive)
	let match = regex.firstMatchInString(url, options: NSMatchingOptions.ReportProgress, range: NSMakeRange(0, url.lengthOfBytesUsingEncoding(NSUTF8StringEncoding)))
	let range = match?.rangeAtIndex(0)
	let youTubeID = (url as NSString).substringWithRange(range!)
	print(youTubeID)
} catch {
}

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//
//  CoreDataStorage.swift
//  TutorialAppGroup
//
//  Created by Maxim on 10/18/15.
//  Copyright © 2015 Maxim. All rights reserved.
//

import Foundation
import CoreData

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private var propertyAssociationKey: UInt8 = 0

extension String {
	weak var property: CustomClass! {
		get {
			return objc_getAssociatedObject(self, &propertyAssociationKey) as? CustomClass
		}
		set(newValue) {
			objc_setAssociatedObject(self, &propertyAssociationKey, newValue, objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN_NONATOMIC)
		}

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import Foundation

extension CollectionType where Index == Int {
	func shuffle() -> [Generator.Element] {
		var list = Array(self)
		list.shuffleInPlace()
		return list
	}
}