module Utils.Tuple exposing ( mapFst , mapSnd , mapBoth ) mapFst : (a -> x) -> (a, b) -> (x, b) mapFst f (a, b) = (f a, b) mapSnd : (b -> x) -> (a, b) -> (a, x) mapSnd f (a, b) = (a, f b) mapBoth : (a -> x) -> (b -> y) -> (a, b) -> (x, y) mapBoth f g (a, b) = (f a, g b)