Always remove KVO observers (#104)

ricardopereira · web-flow · commit 43a7db1e4176 · 2018-09-14T15:49:20.000+01:00
diff --git a/Source/WSTagsField.swift b/Source/WSTagsField.swift
@@ -285,8 +285,9 @@ open class WSTagsField: UIScrollView {
     }
 
     deinit {
-        if ProcessInfo.processInfo.operatingSystemVersion.majorVersion < 11, let observer = layerBoundsObserver {
+        if let observer = layerBoundsObserver {
             removeObserver(observer, forKeyPath: "layer.bounds")
+            observer.invalidate()
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -285,8 +285,9 @@ open class WSTagsField: UIScrollView {`
`285`	`285`	`}`
`286`	`286`
`287`	`287`	`deinit {`
`288`		`- if ProcessInfo.processInfo.operatingSystemVersion.majorVersion < 11, let observer = layerBoundsObserver {`
	`288`	`+ if let observer = layerBoundsObserver {`
`289`	`289`	`removeObserver(observer, forKeyPath: "layer.bounds")`
	`290`	`+ observer.invalidate()`
`290`	`291`	`}`
`291`	`292`	`}`
`292`	`293`