Minor tweaks

Author: mariusc

KeyboardHelper/Classes/KeyboardAppearanceInfo.swift

@@ -43,12 +43,10 @@ public struct KeyboardAppearanceInfo {
      That variable will help to keep track of which app uses the keyboard at the moment.
      If it is the current app it is true, if not it is false.
      */
+    @available(iOS 9.0, *)
     public var belongsToCurrentApp: Bool {
-        if #available(iOS 9.0, *) {
-            return (userInfo[UIKeyboardIsLocalUserInfoKey] as? Bool) ?? true
-        } else {
-            return true
-        }
+        return (userInfo[UIKeyboardIsLocalUserInfoKey] as? Bool) ?? true
+        
     }
 
     /**

KeyboardHelper/Classes/KeyboardHelper.swift

@@ -50,10 +50,6 @@ public class KeyboardHelper {
         NotificationCenter.default.addObserver(self, selector: #selector(KeyboardHelper.keyboardWillDisappear(_:)), name: NSNotification.Name.UIKeyboardWillHide, object: nil)
     }
 
-    private init() {
-        delegate = nil
-    }
-    
     dynamic private func keyboardWillAppear(_ note: Notification) {
         let info = KeyboardAppearanceInfo(notification: note)
         self.delegate?.keyboardWillAppear(info)

KeyboardHelperTests/Tests/KeyboardAppearanceInfoTests.swift

@@ -69,9 +69,9 @@ class KeyboardAppearanceInfoTests: XCTestCase {
     }
 
     func testAnimationCurve() {
-        XCTAssertEqual(appearanceInfo.animationCurve, UIViewAnimationCurve(rawValue: 2),
+        XCTAssertEqual(appearanceInfo.animationCurve, UIViewAnimationCurve.easeOut,
             "Parsing animationCurve from keyboard appearance info failed.")
-        XCTAssertEqual(defaultsAppearanceInfo.animationCurve, UIViewAnimationCurve(rawValue: defaultsAppearanceInfo.animationCurve.rawValue),
+        XCTAssertEqual(defaultsAppearanceInfo.animationCurve, UIViewAnimationCurve.easeInOut,
             "Parsing default animationCurve from keyboard appearance info failed.")
     }
 

KeyboardHelperTests/Tests/KeyboardHelperTests.swift

@@ -95,7 +95,11 @@ class KeyboardHelperTests: XCTestCase {
             XCTAssertEqual(result.animationDuration, 0.25)
             XCTAssertEqual(result.beginFrame, CGRect(x: 0, y: 667, width: 375, height: 0))
             XCTAssertEqual(result.endFrame, CGRect(x: 0, y: 409, width: 375, height: 258))
-            XCTAssertEqual(result.belongsToCurrentApp, true)
+            if #available(iOS 9.0, *) {
+                XCTAssertEqual(result.belongsToCurrentApp, true)
+            } else {
+                // don't test this
+            }
 
         }
     }