Fixed almost all Swiftlint warnings

.swiftlint.yml

@@ -11,3 +11,4 @@ disabled_rules:
   - valid_docs
   - todo
   - variable_name_min_length
+  - trailing_whitespace

EZSwiftExtensions/UIStackViewExtensions.swift

@@ -5,6 +5,7 @@
 //  Created by Kenza Iraki on 2017-03-12.
 //  Copyright © 2017 Goktug Yilmaz. All rights reserved.
 //
+// swiftlint:disable line_length
 
 #if os(iOS) || os(tvOS)
 
@@ -13,7 +14,6 @@ import UIKit
 @available(iOS 9.0, *)
 extension UIStackView {
 
-
 	/// EZSwiftExtensions: Convenience initializer in order to directly pass the distribution, alignment, axis and spacing of the stack view.
 	///
 	/// - Parameters:

Sources/BlockSwipe.swift

@@ -18,7 +18,8 @@ open class BlockSwipe: UISwipeGestureRecognizer {
         super.init(target: target, action: action)
     }
 
-    public convenience init (direction: UISwipeGestureRecognizerDirection,
+    public convenience init (
+        direction: UISwipeGestureRecognizerDirection,
         fingerCount: Int = 1,
         action: ((UISwipeGestureRecognizer) -> Void)?) {
             self.init()

Sources/CollectionsExtension.swift

@@ -27,7 +27,6 @@ extension Collection {
         return res
     }
 
-
     /// EZSE : Helper method to get an array of collection indices
     private func indicesArray() -> [Self.Index] {
         var indicesArray: [Self.Index] = []

Sources/DictionaryExtensions.swift

@@ -119,7 +119,10 @@ extension Dictionary {
 
     /// EZSE: Unserialize JSON string into Dictionary
     public static func constructFromJSON (json: String) -> Dictionary? {
-        if let data = (try? JSONSerialization.jsonObject(with: json.data(using: String.Encoding.utf8, allowLossyConversion: true)!, options: JSONSerialization.ReadingOptions.mutableContainers)) as? Dictionary {
+        if let data = (try? JSONSerialization.jsonObject(
+            with: json.data(using: String.Encoding.utf8,
+            allowLossyConversion: true)!,
+            options: JSONSerialization.ReadingOptions.mutableContainers)) as? Dictionary {
             return data
         } else {
             return nil

Sources/EZSwiftFunctions.swift

@@ -202,7 +202,7 @@ public struct ez {
     /// EZSE: Calls action when a screen shot is taken
     public static func detectScreenShot(_ action: @escaping () -> Void) {
         let mainQueue = OperationQueue.main
-        NotificationCenter.default.addObserver(forName: NSNotification.Name.UIApplicationUserDidTakeScreenshot, object: nil, queue: mainQueue) { notification in
+        NotificationCenter.default.addObserver(forName: NSNotification.Name.UIApplicationUserDidTakeScreenshot, object: nil, queue: mainQueue) { _ in
             // executes after screenshot
             action()
         }
@@ -254,7 +254,10 @@ public struct ez {
     }
 
     /// EZSE: Runs every second, to cancel use: timer.invalidate()
-    @discardableResult public static func runThisEvery(seconds: TimeInterval, startAfterSeconds: TimeInterval, handler: @escaping (CFRunLoopTimer?) -> Void) -> Timer {
+    @discardableResult public static func runThisEvery(
+        seconds: TimeInterval,
+        startAfterSeconds: TimeInterval,
+        handler: @escaping (CFRunLoopTimer?) -> Void) -> Timer {
         let fireDate = startAfterSeconds + CFAbsoluteTimeGetCurrent()
         let timer = CFRunLoopTimerCreateWithHandler(kCFAllocatorDefault, fireDate, seconds, 0, 0, handler)
         CFRunLoopAddTimer(CFRunLoopGetCurrent(), timer, CFRunLoopMode.commonModes)
@@ -341,7 +344,7 @@ public struct ez {
                 json = nil
             }
 
-            if let _ = error {
+            if error != nil {
                 return nil
             } else {
                 return json
@@ -360,7 +363,7 @@ public struct ez {
 
         URLSession.shared.dataTask(
             with: URLRequest(url: requestURL),
-            completionHandler: { data, response, err in
+            completionHandler: { data, _, err in
                 if let e = err {
                     error?(e as NSError)
                 } else {

Sources/StringExtensions.swift

@@ -6,7 +6,6 @@
 //  Copyright (c) 2015 Goktug Yilmaz. All rights reserved.
 //
 // swiftlint:disable line_length
-// swiftlint:disable trailing_whitespace
 
 #if os(OSX)
     import AppKit
@@ -284,7 +283,7 @@ extension String {
 
     /// EZSE: Returns if String is a number
     public func isNumber() -> Bool {
-        if let _ = NumberFormatter().number(from: self) {
+        if NumberFormatter().number(from: self) != nil {
             return true
         }
         return false
@@ -303,8 +302,7 @@ extension String {
         let text = self
 
         if let detector = detector {
-            detector.enumerateMatches(in: text, options: [], range: NSRange(location: 0, length: text.characters.count), using: {
-                (result: NSTextCheckingResult?, flags: NSRegularExpression.MatchingFlags, stop: UnsafeMutablePointer<ObjCBool>) -> Void in
+            detector.enumerateMatches(in: text, options: [], range: NSRange(location: 0, length: text.characters.count), using: {(result: NSTextCheckingResult?, _, _) -> Void in
                 if let result = result, let url = result.url {
                     urls.append(url)
                 }
@@ -357,10 +355,8 @@ extension String {
 
     ///EZSE: Returns the first index of the occurency of the character in String
     public func getIndexOf(_ char: Character) -> Int? {
-        for (index, c) in characters.enumerated() {
-            if c == char {
-                return index
-            }
+        for (index, c) in characters.enumerated() where c == char {
+            return index
         }
         return nil
     }

Sources/UIFontExtensions.swift

@@ -33,19 +33,19 @@ public enum FontType: String {
 
 /// EZSwiftExtensions
 public enum FontName: String {
-    case HelveticaNeue = "HelveticaNeue"
-    case Helvetica = "Helvetica"
-    case Futura = "Futura"
-    case Menlo = "Menlo"
-    case Avenir = "Avenir"
-    case AvenirNext = "AvenirNext"
-    case Didot = "Didot"
-    case AmericanTypewriter = "AmericanTypewriter"
-    case Baskerville = "Baskerville"
-    case Geneva = "Geneva"
-    case GillSans = "GillSans"
-    case SanFranciscoDisplay = "SanFranciscoDisplay"
-    case Seravek = "Seravek"
+    case HelveticaNeue
+    case Helvetica
+    case Futura
+    case Menlo
+    case Avenir
+    case AvenirNext
+    case Didot
+    case AmericanTypewriter
+    case Baskerville
+    case Geneva
+    case GillSans
+    case SanFranciscoDisplay
+    case Seravek
 }
 
 extension UIFont {

Sources/UISliderExtensions.swift

@@ -15,7 +15,7 @@ extension UISlider {
     public func setValue(_ value: Float, duration: Double) {
       UIView.animate(withDuration: duration, animations: { () -> Void in
         self.setValue(self.value, animated: true)
-        }, completion: { (bool) -> Void in
+        }, completion: { (_) -> Void in
           UIView.animate(withDuration: duration, animations: { () -> Void in
             self.setValue(value, animated: true)
             }, completion: nil)

Sources/UITextFieldExtensions.swift

@@ -5,6 +5,7 @@
 //  Created by Wang Yu on 6/26/16.
 //  Copyright © 2016 Goktug Yilmaz. All rights reserved.
 //
+// swiftlint:disable line_length
 
 #if os(iOS) || os(tvOS)
 
@@ -14,7 +15,6 @@ extension UITextField {
     /// EZSE: Regular exp for email
     static let emailRegex = "(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|\"(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21\\x23-\\x5b\\x5d-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])*\")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\\[(?:(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9]))\\.){3}(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9])|[a-z0-9-]*[a-z0-9]:(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21-\\x5a\\x53-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])+)\\])"
 
-
     /// EZSwiftExtensions: Automatically sets these values: backgroundColor = clearColor, textColor = ThemeNicknameColor, clipsToBounds = true,
     /// textAlignment = Left, userInteractionEnabled = true, editable = false, scrollEnabled = false, font = ThemeFontName, fontsize = 17
     public convenience init(x: CGFloat, y: CGFloat, w: CGFloat, h: CGFloat) {
@@ -91,4 +91,4 @@ extension UITextField {
         return digitsTest.evaluate(with: self.text)
     }
 }
-#endif
+#endif

Sources/UIViewControllerExtensions.swift

@@ -4,7 +4,6 @@
 //
 //  Created by Goktug Yilmaz on 15/07/15.
 //  Copyright (c) 2015 Goktug Yilmaz. All rights reserved.
-// swiftlint:disable trailing_whitespace
 
 #if os(iOS) || os(tvOS)
 
@@ -231,7 +230,7 @@ extension UIViewController {
     }
 
     /// EZSE: Hide or show navigation bar
-    public var isNavBarHidden:Bool {
+    public var isNavBarHidden: Bool {
         get {
             return (navigationController?.isNavigationBarHidden)!
         }

Sources/UIViewExtensions.swift

@@ -447,9 +447,9 @@ extension UIView {
     //EZSE: Reverse pop, good for button animations
     public func reversePop() {
         setScale(x: 0.9, y: 0.9)
-        UIView.animate(withDuration: 0.05, delay: 0, options: UIViewAnimationOptions.allowUserInteraction, animations: { [weak self] Void in
+        UIView.animate(withDuration: 0.05, delay: 0, options: UIViewAnimationOptions.allowUserInteraction, animations: { [weak self] _ in
             self?.setScale(x: 1, y: 1)
-        }) { (bool) in }
+        }) { (_) in }
     }
 }
 

Sources/URLExtensions.swift

@@ -7,7 +7,6 @@
 //  Copyright (c) 2016 Goktug Yilmaz. All rights reserved.
 //
 // swiftlint:disable line_length
-// swiftlint:disable trailing_whitespace
 
 #if os(iOS) || os(tvOS)
 
@@ -33,7 +32,7 @@ extension URL {
         let request = NSMutableURLRequest(url: self, cachePolicy: NSURLRequest.CachePolicy.reloadIgnoringLocalAndRemoteCacheData, timeoutInterval: timeoutInterval)
         request.httpMethod = "HEAD"
         request.setValue("", forHTTPHeaderField: "Accept-Encoding")
-        URLSession.shared.dataTask(with: request as URLRequest) { (data, response, error) in
+        URLSession.shared.dataTask(with: request as URLRequest) { (_, response, _) in
             let contentLength: Int64 = response?.expectedContentLength ?? NSURLSessionTransferSizeUnknown
             DispatchQueue.global(qos: .default).async(execute: {
                 completionHandler(contentLength)