tracks/swift/exercises/secret-handshake/Sources/SecretHandshakeExample.swift in trackler-2.1.0.53 vs tracks/swift/exercises/secret-handshake/Sources/SecretHandshakeExample.swift in trackler-2.1.0.54

@@ -11,13 +11,11 @@
 
     var commands: [String] { return commandsFunc() }
 
     private func commandsFunc() -> [String] {
         var commands = [String]()
-        for key in Array(commandValues.keys).sorted( by: < ) {
-            if (commandValue & key) != 0 {
-                commands.append(commandValues[key]!)
-            }
+        for key in Array(commandValues.keys).sorted( by: < ) where (commandValue & key) != 0 {
+            commands.append(commandValues[key]!)
         }
 
         if shouldReverse {
             return Array(commands.reversed())
         } else {