-- | Conditions to update a program can go from the view to the model
-- and from the model to the view. Future versions must "ignore" this
-- completely and simply work even if the constraints are of kind
-- Model-to-Model or View-to-View.
--
-- Copyright   : (C) Keera Studios Ltd, 2013
-- License     : BSD3
-- Maintainer  : support@keera.co.uk
module Hails.MVC.Controller.ConditionDirection where

-- | Direction of an update condition: view to model, or model to view.
data ConditionDirection = VM
                        | MV