Merge pull request velikanov#10 from jmnavarro/repository-extension

Repository protocol extension

Author: velikanov

PasscodeLock/Protocols/PasscodeRepositoryType.swift

@@ -16,3 +16,11 @@ public protocol PasscodeRepositoryType {
     func savePasscode(passcode: [String])
     func deletePasscode()
 }
+
+extension PasscodeRepositoryType {
+
+	var hasPasscode: Bool {
+		return (passcode != nil)
+	}
+
+}

PasscodeLockDemo/UserDefaultsPasscodeRepository.swift

@@ -18,15 +18,6 @@ class UserDefaultsPasscodeRepository: PasscodeRepositoryType {
         return NSUserDefaults.standardUserDefaults()
     }()
 
-    var hasPasscode: Bool {
-        
-        if passcode != nil {
-            return true
-        }
-        
-        return false
-    }
-    
     var passcode: [String]? {
 
         return defaults.valueForKey(passcodeKey) as? [String] ?? nil