Remove force unwraps

Author: Jakob Mygind

Rye/Rye/RyePresentation.swift

@@ -13,7 +13,7 @@ import UIKit
 public extension RyeViewController {
     func show() {
 
-        switch self.alertType! {
+        switch self.alertType {
         case .toast:
             // create a new UIWindow
             let window = UIWindow(frame: UIScreen.main.bounds)
@@ -59,7 +59,7 @@ public extension RyeViewController {
 
             guard let self = self else { return }
 
-            switch self.alertType! {
+            switch self.alertType {
             case .toast:
                 // remove the UIWindow
                 self.window?.isHidden = true
@@ -103,7 +103,7 @@ public extension RyeViewController {
             let safeArea = getSafeAreaSpacing()
 
             // update RyeView bottom constraint to position it on screen
-            switch position! {
+            switch position {
             case .bottom(let inset):
                 return -safeArea - inset
             case .top(let inset):
@@ -137,7 +137,7 @@ public extension RyeViewController {
         // update RyeView bottom constraint to position it off screen
 
         func getRyeViewPositionConstant() -> CGFloat {
-            switch position! {
+            switch position {
             case .bottom:
                 return ryeView.frame.height
             case .top:

Rye/Rye/RyeViewController.swift

@@ -29,7 +29,7 @@ public class RyeViewController: UIViewController {
 
     // all presentation logic is done using parentView
     var parentView: UIView {
-        switch alertType! {
+        switch alertType {
         case .snackBar:
             if var topController = UIApplication.shared.keyWindow?.rootViewController {
                 while let presentedViewController = topController.presentedViewController {
@@ -50,10 +50,10 @@ public class RyeViewController: UIViewController {
             return keyWindow
         }
     }
-    var alertType: Rye.AlertType!
-    var viewType: Rye.ViewType!
+    var alertType: Rye.AlertType
+    var viewType: Rye.ViewType
     var timeAlive: TimeInterval?
-    var position: Rye.Position!
+    var position: Rye.Position
     var animationDuration: TimeInterval!
     var animationType: Rye.AnimationType!
 
@@ -132,7 +132,7 @@ public class RyeViewController: UIViewController {
             ryeView.widthAnchor.constraint(lessThanOrEqualTo: parentView.widthAnchor, constant: -16).isActive = true
 
             // setup constraint
-            switch position! {
+            switch position {
             case .bottom:
                 ryeViewPositionConstraint = ryeView.bottomAnchor.constraint(equalTo: parentView.bottomAnchor)
             case .top:
@@ -146,7 +146,7 @@ public class RyeViewController: UIViewController {
             ryeView.layoutIfNeeded()
 
             // update RyeView bottom constraint constat to position it outside of the application's UIWindow
-            switch position! {
+            switch position {
             case .bottom:
                 ryeViewPositionConstraint.constant = ryeView.frame.height
             case .top: