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

Progress on sorting + filtering

author	Adam Chlipala <adamc@hcoop.net>
date	Sat, 19 Sep 2009 14:42:36 -0400
parents	fbc3a0eef45a
children	68429cfce8db

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@964	11 val size : t ::: Type -> dlist t -> signal int
adamc@965	12 val numPassing : t ::: Type -> (t -> signal bool) -> dlist t -> signal int
adamc@937	13 val foldl : t ::: Type -> acc ::: Type -> (t -> acc -> signal acc) -> acc -> dlist t -> signal acc
adamc@915	14
adamc@915	15 val render : ctx ::: {Unit} -> [ctx ~ body] => t ::: Type
adamc@915	16 -> (t -> position -> xml (ctx ++ body) [] [])
adamc@962	17 -> {StartPosition : signal (option int),
adamc@963	18 MaxLength : signal (option int),
adamc@962	19 Filter : t -> signal bool,
adamc@952	20 Sort : signal (option (t -> t -> signal bool)) (* <= *)}
adamc@915	21 -> dlist t
adamc@915	22 -> xml (ctx ++ body) [] []

Mercurial > urweb