-- | A Version Map is a large mapping of ObjectKeys to their
-- | "current-version" values. This serves as a "cache" which is
-- | redundant to the lists of changes stored in the version graph.

lookupBS :: Monad m => View -> Change.Key -> Transaction t m (Maybe Change.Value)
lookupBS view = Transaction.lookupBS . makeViewKey view
lookupBS :: Monad m => View -> Change.Key -> Transaction t m (Maybe Change.Value)
lookupBS view = Transaction.lookupBS . makeViewKey view
lookupBS view = Transaction.lookupBS . makeViewKey view