mwrites

//MARK: -
//MARK: Private
class JobQueueCenter {}



//MARK: -
//MARK: Public API
extension JobQueueCenter {
    static let current = JobQueueCenter()

mwrites

protocol Job : NSCoding {
    var retryableCount: Int { get }
    
    func run()
}

mwrites

//MARK: -
//MARK: Private
class JobQueueCenter {
    fileprivate let storageAccessQueue = DispatchQueue(label: "com.JobQueueCenter.storageAccessQueue")
    fileprivate lazy var storage: JobQueueStorage = { ... }

    fileprivate func serializeStorage() {}
	
    fileprivate init() {
	NotificationCenter.default.addObserver(self, selector: #selector(tryPersist), name: .UIApplicationDidReceiveMemoryWarning, object: nil)

mwrites

protocol JobQueueStorage : NSCoding {
    func enqueue(_ element: Job)
    func dequeue()-> Job?
}

mwrites

class DocumentUploadService : NSObject {
    var document: Data
    
    init(document: Data) {
        self.document = document
        super.init()
    }
    
    func execute(complete: @escaping (Bool)->Void) {
        //do something with the document argument

mwrites

func upload(fileToUpload: Data) {
    //this 
    DocumentUploadService(document: fileToUpload).execute {
        ...
    }
    
    //becomes that
    let job = DocumentUploadService(document: fileToUpload)
    JobQueueCenter.current.enqueue(job: job)
}

mwrites

class DocumentUploadService : NSObject, Job {
    //MARK: -
    //MARK: Logic
    var document: Data
    init(document: Data) { ... }
    func execute(complete: @escaping (Bool)->Void) { ... }
    
    
    
    //MARK: -

mwrites

# OS X
.DS_Store

# Xcode
xcuserdata/
*.xccheckout

# AppCode
.idea/

mwrites

public struct TextSize {
    
    fileprivate struct CacheEntry: Hashable {
        let text: String
        let font: UIFont
        let width: CGFloat
        let insets: UIEdgeInsets
        
        fileprivate var hashValue: Int {
            return text.hashValue ^ Int(width) ^ Int(insets.top) ^ Int(insets.left) ^ Int(insets.bottom) ^ Int(insets.right)

mwrites

up vote 387 down vote accepted I'd do it with cherry-pick -n (--no-commit) which lets you inspect (and modify) the result before committing:

git cherry-pick -n

unstage modifications you don't want to keep, and remove the

modifications from the work tree as well.