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

    
    private func dateString() -> String {
        var comps = NSCalendar.currentCalendar().components(NSCalendarUnit.MonthCalendarUnit | NSCalendarUnit.DayCalendarUnit, fromDate: self)
        return "\(monthStringForIndex(comps.month)) \(comps.day)"
        
    }
    

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