                 
                 if showWeekday {
                     var comps = NSCalendar.currentCalendar().components(NSCalendarUnit.WeekdayCalendarUnit, fromDate: self)
-                    formattedString = "\(weekdayForIndex(comps.weekday))"
+                    formattedString = "\(CBDate.weekdayForIndex(comps.weekday))"
                 }
             }
         }

    
    
    
    public func weekdayForIndex(index: NSInteger) -> String {
        
        assert(index <= 7, "CBDateUtils Error:  Index for day of week is invalid")
        

    }
    
    
    public class func  monthStringForIndex(index : NSInteger) -> String {
        
        assert(index <= 12, "CBDateUtils Error:  Index for day of week is invalid")
        
