Mercurial > urweb
view lib/ur/monad.urs @ 1153:a62ac791f7fb
More is*() casts
author | Adam Chlipala <adamc@hcoop.net> |
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date | Sat, 06 Feb 2010 20:13:51 -0500 |
parents | 8d3aa6c7cee0 |
children | ad15700272f6 |
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val exec : m ::: (Type -> Type) -> monad m -> ts ::: {Type} -> $(map m ts) -> folder ts -> m $ts val ignore : m ::: (Type -> Type) -> monad m -> t ::: Type -> m t -> m unit val mp : m ::: (Type -> Type) -> monad m -> a ::: Type -> b ::: Type -> (a -> b) -> m a -> m b val foldR : K --> m ::: (Type -> Type) -> monad m -> tf :: (K -> Type) -> tr :: ({K} -> Type) -> (nm :: Name -> t :: K -> rest :: {K} -> [[nm] ~ rest] => tf t -> tr rest -> m (tr ([nm = t] ++ rest))) -> tr [] -> r ::: {K} -> folder r -> $(map tf r) -> m (tr r) val foldR2 : K --> m ::: (Type -> Type) -> monad m -> tf1 :: (K -> Type) -> tf2 :: (K -> Type) -> tr :: ({K} -> Type) -> (nm :: Name -> t :: K -> rest :: {K} -> [[nm] ~ rest] => tf1 t -> tf2 t -> tr rest -> m (tr ([nm = t] ++ rest))) -> tr [] -> r ::: {K} -> folder r -> $(map tf1 r) -> $(map tf2 r) -> m (tr r) val foldR3 : K --> m ::: (Type -> Type) -> monad m -> tf1 :: (K -> Type) -> tf2 :: (K -> Type) -> tf3 :: (K -> Type) -> tr :: ({K} -> Type) -> (nm :: Name -> t :: K -> rest :: {K} -> [[nm] ~ rest] => tf1 t -> tf2 t -> tf3 t -> tr rest -> m (tr ([nm = t] ++ rest))) -> tr [] -> r ::: {K} -> folder r -> $(map tf1 r) -> $(map tf2 r) -> $(map tf3 r) -> m (tr r) val mapR : K --> m ::: (Type -> Type) -> monad m -> tf :: (K -> Type) -> tr :: (K -> Type) -> (nm :: Name -> t :: K -> tf t -> m (tr t)) -> r ::: {K} -> folder r -> $(map tf r) -> m ($(map tr r)) val mapR2 : K --> m ::: (Type -> Type) -> monad m -> tf1 :: (K -> Type) -> tf2 :: (K -> Type) -> tr :: (K -> Type) -> (nm :: Name -> t :: K -> tf1 t -> tf2 t -> m (tr t)) -> r ::: {K} -> folder r -> $(map tf1 r) -> $(map tf2 r) -> m ($(map tr r))