yoxisem544

import Foundation
import SwiftyJSON

public struct Classmate {
	
	// MARK: - Parameters
	public let id: Int
	public let name: String
	public let gender: Gender
	public let avatarURL: String

yoxisem544

indirect enum LinkedListNode<T> {
  case value(element: T, next: LinkedListNode<T>)
  case end
}

extension LinkedListNode : Sequence {
  
  typealias Iterator = LinkedListIterator<T>
  
  func makeIterator() -> LinkedListIterator<T> {

yoxisem544

import UIKit

indirect enum LinkedListNode<T> {
  case value(element: T, next: LinkedListNode<T>)
  case end
}

extension LinkedListNode : Sequence {
  
  typealias Iterator = LinkedListIterator<T>

yoxisem544

// VIPER template for Xcode code snippet.
// This is not a tipical VIPER arichtecture.
// It's a VIPER with builder, I called it b-viper.

// View is simple.
// Define what will happen on view.
// Like content reload, reviece new data.
// Plug it to view controller.
public protocol <#SomeView#>: class {
  // Like, present new content

yoxisem544

import UIKit

final public class HitTestExtendedView: UIView {
	
	public weak var reciever: UIView?
	
	public convenience init(withWidth: CGFloat, andRecieverView r: UIView?) {
		self.init(frame: CGRect(origin: CGPoint.zero, size: CGSize(width: withWidth, height: withWidth)))
		
		self.reciever = r

yoxisem544

    class func loadMessage(complete: (_ objects: Any, error: Error?) -> Void) {
        let managerQuery = UserModel.query()!
        
        let userRole = PFRole(withoutDataWithObjectId: "lEGrVrXO0a")  // 角色：球場管理
        managerQuery.whereKey("userRole", equalTo: userRole)
        
        let caddy = UserModel.current()!
        let courseID = caddy.course!
        managerQuery.whereKey("course", equalTo: courseID)
        

yoxisem544

import Foundation

extension Array where Element: Comparable {
  func quickSort() -> [Element] {
    guard let first = self.first else { return [] }
    let tail = self.dropFirst()
   
    let lessPart = tail.filter { $0 <= first }.quickSort()
    let morePart = tail.filter { $0 > first }.quickSort()
    

yoxisem544

final public class Singleton {
  
  public class func instance() -> Singleton {
    
    struct Static {
      static let instance: Singleton = Singleton()
    }
    
    return Static.instance
  }

yoxisem544

import Foundation

final public class Release {
  // Add "-D DEBUG" to other swift flag in Build Settings
  // ONLY in Debug not in Release!!!!
  #if DEBUG
  public static let mode = false
  #else
  public static let mode = true
  #endif

yoxisem544

struct Person {
    var name: String
}

struct Book {
    var title: String
    var authors: [Person]
    var primaryAuthor: Person {
        return authors.first!
    }