Fixing NSCharacterSet.whitespaces() warning

Chris Pilcher · Chris Pilcher · commit 7e4f2e0f0c4f · 2016-08-30T12:38:14.000+12:00
diff --git a/Palindromes/Palindromes.playground/Contents.swift b/Palindromes/Palindromes.playground/Contents.swift
@@ -1,8 +1,8 @@
 import Cocoa
 
-public func palindromeCheck (text: String?) -> Bool {
+public func palindromeCheck(text: String?) -> Bool {
   if let text = text {
-    let mutableText = text.trimmingCharacters(in: NSCharacterSet.whitespaces()).lowercased()
+    let mutableText = text.trimmingCharacters(in: NSCharacterSet.whitespaces).lowercased()
     let length: Int = mutableText.characters.count
     
     guard length >= 1 else {
diff --git a/Palindromes/Palindromes.swift b/Palindromes/Palindromes.swift
@@ -2,7 +2,7 @@ import Cocoa
 
 public func palindromeCheck (text: String?) -> Bool {
   if let text = text {
-    let mutableText = text.trimmingCharacters(in: NSCharacterSet.whitespaces()).lowercased()
+    let mutableText = text.trimmingCharacters(in: NSCharacterSet.whitespaces).lowercased()
     let length: Int = mutableText.characters.count
     
     guard length >= 1 else {
