Revamped to use `Cons` as a function and `Pair` as its result

* this is analogous to _Scheme_ where a pair (dot-expression) is returned from a call to `cons`
* `Head` and `Tail` are kept as direct references to the `CAR` and `CDR` values of a pair to match e.g. the math operators

1 files changed, 2 insertions, 2 deletions

diff --git a/src/list/operation/higher/take_while.h b/src/list/operation/higher/take_while.h
index 27f58ed..d04dc2d 100644
--- a/src/list/operation/higher/take_while.h
+++ b/src/list/operation/higher/take_while.h
@@ -12,10 +12,10 @@ template <
 struct TakeWhile {
 	typedef typename If<
 		Predicate<Head<Current>>::type::value,
-		Cons<
+		typename Cons<
 			Head<Current>,
 			typename TakeWhile<Predicate, Tail<Current>>::type
-		>,
+		>::type,
 		void
 	>::type type;
 };