Merge pull request #49 from nodes-ios/bugFix/constraintForceUnwrap

Bug fix/constraint force unwrap

Author: mariusc

Rye.podspec

@@ -4,7 +4,7 @@ Pod::Spec.new do |spec|
 
   spec.name         = "Rye"
 
-  spec.version      = "3.0.0"
+  spec.version      = "3.0.1"
   spec.summary      = "Rye allows you to present non intrusive alerts to your users. You can choose to display the default Rye alert or your own custom UIView."
 
   spec.homepage     = "https://github.com/nodes-ios/Rye"

Rye/Rye/RyePresentation.swift

@@ -131,10 +131,10 @@ public extension RyeViewController {
         switch self.animationType! {
         case .fadeInOut:
             ryeView.alpha = 0
-            ryeViewPositionConstraint.constant = ryeViewPositionConstant
+            ryeViewPositionConstraint?.constant = ryeViewPositionConstant
         case .slideInOut:
             ryeView.alpha = 1
-            ryeViewPositionConstraint.constant = ryeViewPositionConstant
+            ryeViewPositionConstraint?.constant = ryeViewPositionConstant
         }
 
         // animate
@@ -166,7 +166,7 @@ public extension RyeViewController {
         case .fadeInOut:
             break
         case .slideInOut:
-            ryeViewPositionConstraint.constant = getRyeViewPositionConstant()
+            ryeViewPositionConstraint?.constant = getRyeViewPositionConstant()
         }
 
         // animate

Rye/Rye/RyeViewController.swift

@@ -46,7 +46,7 @@ public class RyeViewController: UIViewController {
 
     // MARK: - Rye View Properties
 
-    var ryeViewPositionConstraint: NSLayoutConstraint!
+    var ryeViewPositionConstraint: NSLayoutConstraint?
 
     // MARK: - Init
 
@@ -155,7 +155,7 @@ public class RyeViewController: UIViewController {
                 ryeViewPositionConstraint = ryeView.topAnchor.constraint(equalTo: parentView.topAnchor)
             }
 
-            ryeViewPositionConstraint.isActive = true
+            ryeViewPositionConstraint?.isActive = true
 
             // force RyeView to layout so it calculates it's frames
             ryeView.setNeedsLayout()
@@ -164,9 +164,9 @@ public class RyeViewController: UIViewController {
             // update RyeView bottom constraint constat to position it outside of the application's UIWindow
             switch position {
             case .bottom:
-                ryeViewPositionConstraint.constant = ryeView.frame.height
+                ryeViewPositionConstraint?.constant = ryeView.frame.height
             case .top:
-                ryeViewPositionConstraint.constant = -ryeView.frame.height
+                ryeViewPositionConstraint?.constant = -ryeView.frame.height
             }
         }