Mercurial > urweb
view lib/ur/list.urs @ 2239:f70a91f7810d
Add limited support for parsing SQL arithmetic.
author | Ziv Scully <ziv@mit.edu> |
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date | Tue, 07 Jul 2015 00:07:24 -0700 |
parents | d9f918b79b5a |
children |
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datatype t = datatype Basis.list val show : a ::: Type -> show a -> show (t a) val eq : a ::: Type -> eq a -> eq (t a) val foldl : a ::: Type -> b ::: Type -> (a -> b -> b) -> b -> t a -> b val foldlAbort : a ::: Type -> b ::: Type -> (a -> b -> option b) -> b -> t a -> option b val foldlMapAbort : a ::: Type -> b ::: Type -> c ::: Type -> (a -> b -> option (c * b)) -> b -> t a -> option (t c * b) val foldr : a ::: Type -> b ::: Type -> (a -> b -> b) -> b -> t a -> b val length : a ::: Type -> t a -> int val rev : a ::: Type -> t a -> t a val revAppend : a ::: Type -> t a -> t a -> t a val append : a ::: Type -> t a -> t a -> t a val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b val mapPartial : a ::: Type -> b ::: Type -> (a -> option b) -> t a -> t b val mapi : a ::: Type -> b ::: Type -> (int -> a -> b) -> t a -> t b val mapX : a ::: Type -> ctx ::: {Unit} -> (a -> xml ctx [] []) -> t a -> xml ctx [] [] val mapXi : a ::: Type -> ctx ::: {Unit} -> (int -> a -> xml ctx [] []) -> t a -> xml ctx [] [] val mapM : m ::: (Type -> Type) -> monad m -> a ::: Type -> b ::: Type -> (a -> m b) -> t a -> m (t b) val mapPartialM : m ::: (Type -> Type) -> monad m -> a ::: Type -> b ::: Type -> (a -> m (option b)) -> t a -> m (t b) val mapXM : m ::: (Type -> Type) -> monad m -> a ::: Type -> ctx ::: {Unit} -> (a -> m (xml ctx [] [])) -> t a -> m (xml ctx [] []) val mapXiM : m ::: (Type -> Type) -> monad m -> a ::: Type -> ctx ::: {Unit} -> (int -> a -> m (xml ctx [] [])) -> t a -> m (xml ctx [] []) val filter : a ::: Type -> (a -> bool) -> t a -> t a val exists : a ::: Type -> (a -> bool) -> t a -> bool val foldlM : m ::: (Type -> Type) -> monad m -> a ::: Type -> b ::: Type -> (a -> b -> m b) -> b -> t a -> m b val foldlMi : m ::: (Type -> Type) -> monad m -> a ::: Type -> b ::: Type -> (int -> a -> b -> m b) -> b -> t a -> m b val filterM : m ::: (Type -> Type) -> monad m -> a ::: Type -> (a -> m bool) -> t a -> m (t a) val foldlMap : a ::: Type -> b ::: Type -> c ::: Type -> (a -> b -> c * b) -> b -> t a -> t c * b val mem : a ::: Type -> eq a -> a -> t a -> bool val find : a ::: Type -> (a -> bool) -> t a -> option a val search : a ::: Type -> b ::: Type -> (a -> option b) -> t a -> option b val all : a ::: Type -> (a -> bool) -> t a -> bool val app : m ::: (Type -> Type) -> monad m -> a ::: Type -> (a -> m unit) -> t a -> m unit val tabulateM : m ::: (Type -> Type) -> monad m -> a ::: Type -> (int -> m a) -> int -> m (t a) val mapQuery : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type -> [tables ~ exps] => sql_query [] [] tables exps -> ($(exps ++ map (fn fields :: {Type} => $fields) tables) -> t) -> transaction (list t) val mapQueryM : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type -> [tables ~ exps] => sql_query [] [] tables exps -> ($(exps ++ map (fn fields :: {Type} => $fields) tables) -> transaction t) -> transaction (list t) val mapQueryPartialM : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type -> [tables ~ exps] => sql_query [] [] tables exps -> ($(exps ++ map (fn fields :: {Type} => $fields) tables) -> transaction (option t)) -> transaction (list t) val sort : a ::: Type -> (a -> a -> bool) (* > predicate *) -> t a -> t a val nth : a ::: Type -> list a -> int -> option a val replaceNth : a ::: Type -> list a -> int -> a -> list a (** Association lists *) val assoc : a ::: Type -> b ::: Type -> eq a -> a -> t (a * b) -> option b val assocAdd : a ::: Type -> b ::: Type -> eq a -> a -> b -> t (a * b) -> t (a * b) (** Converting records to lists *) val recToList : a ::: Type -> r ::: {Unit} -> folder r -> $(mapU a r) -> t a (* Divide a list into two sections at a particular 0-based position, returning the second, first, or both parts, respectively. *) val drop : t ::: Type -> int -> list t -> list t val take : t ::: Type -> int -> list t -> list t val splitAt : t ::: Type -> int -> list t -> list t * list t