       return false
     else
       for char in @value
-        if not char in uppers
+        if not (char in uppers)
           return false
       return true
 

      return false
    else
      for char in @value
        if not char in spaces
          return false
      return true


      return false
    else
      for char in @value
        if not (char in lowers)
          return false
      return true
  
