Ur/Web: demo/more/dlist.urs annotate

Basic tail recursion introduction seems to be working

author	Adam Chlipala <adamc@hcoop.net>
date	Thu, 17 Sep 2009 16:35:11 -0400
parents	07569af40069
children	7e7edfb6fe82

rev	line source
adamc@915	1 con dlist :: Type -> Type
adamc@915	2 type position
adamc@915	3
adamc@951	4 val create : t ::: Type -> transaction (dlist t)
adamc@915	5 val clear : t ::: Type -> dlist t -> transaction unit
adamc@915	6 val append : t ::: Type -> dlist t -> t -> transaction position
adamc@954	7 val replace : t ::: Type -> dlist t -> list t -> transaction unit
adamc@954	8
adamc@915	9 val delete : position -> transaction unit
adamc@915	10 val elements : t ::: Type -> dlist t -> signal (list t)
adamc@937	11 val foldl : t ::: Type -> acc ::: Type -> (t -> acc -> signal acc) -> acc -> dlist t -> signal acc
adamc@915	12
adamc@915	13 val render : ctx ::: {Unit} -> [ctx ~ body] => t ::: Type
adamc@915	14 -> (t -> position -> xml (ctx ++ body) [] [])
adamc@952	15 -> {Filter : t -> signal bool,
adamc@952	16 Sort : signal (option (t -> t -> signal bool)) (* <= *)}
adamc@915	17 -> dlist t
adamc@915	18 -> xml (ctx ++ body) [] []

Mercurial > urweb