adamc@329: con idT = fn t :: Type => t
adamc@329: con record = fn t :: {Type} => $t
adamc@339: con fstTT = fn t :: (Type * Type) => t.1
adamc@339: con sndTT = fn t :: (Type * Type) => t.2
adamc@329: 
adamc@355: con mapTT = fn f :: Type -> Type => fold (fn nm t acc [[nm] ~ acc] =>
adamc@355:                                              [nm = f t] ++ acc) []
adamc@325: 
adamc@355: con mapT2T = fn f :: (Type * Type) -> Type => fold (fn nm t acc [[nm] ~ acc] =>
adamc@355:                                                        [nm = f t] ++ acc) []
adamc@339: 
adamc@339: con ex = fn tf :: (Type -> Type) =>
adamc@355:             res ::: Type -> (choice :: Type -> tf choice -> res) -> res
adamc@339: 
adamc@339: val ex : tf :: (Type -> Type) -> choice :: Type -> tf choice -> ex tf
adamc@339: 
adamc@325: val compose : t1 ::: Type -> t2 ::: Type -> t3 ::: Type
adamc@355:               -> (t2 -> t3) -> (t1 -> t2) -> (t1 -> t3)
adamc@325: 
adamc@325: val txt : t ::: Type -> ctx ::: {Unit} -> use ::: {Type} -> show t -> t
adamc@355:           -> xml ctx use []
adamc@329: 
adamc@336: val foldTR : tf :: (Type -> Type) -> tr :: ({Type} -> Type)
adamc@355:              -> (nm :: Name -> t :: Type -> rest :: {Type}
adamc@355:                  -> fn [[nm] ~ rest] =>
adamc@355:                        tf t -> tr rest -> tr ([nm = t] ++ rest))
adamc@355:              -> tr [] -> r :: {Type} -> $(mapTT tf r) -> tr r
adamc@336: 
adamc@339: val foldT2R : tf :: ((Type * Type) -> Type) -> tr :: ({(Type * Type)} -> Type)
adamc@355:               -> (nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)}
adamc@355:                   -> fn [[nm] ~ rest] =>
adamc@355:                         tf t -> tr rest -> tr ([nm = t] ++ rest))
adamc@355:               -> tr [] -> r :: {(Type * Type)} -> $(mapT2T tf r) -> tr r
adamc@339: 
adamc@355: val foldTR2 : tf1 :: (Type -> Type) -> tf2 :: (Type -> Type)
adamc@355:               -> tr :: ({Type} -> Type)
adamc@355:               -> (nm :: Name -> t :: Type -> rest :: {Type}
adamc@355:                   -> fn [[nm] ~ rest] =>
adamc@355:                         tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest))
adamc@355:               -> tr []
adamc@355:               -> r :: {Type} -> $(mapTT tf1 r) -> $(mapTT tf2 r) -> tr r
adamc@355:                                                                     
adamc@339: val foldT2R2 : tf1 :: ((Type * Type) -> Type) -> tf2 :: ((Type * Type) -> Type)
adamc@355:                -> tr :: ({(Type * Type)} -> Type)
adamc@355:                -> (nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)}
adamc@355:                    -> fn [[nm] ~ rest] =>
adamc@355:                          tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest))
adamc@355:                -> tr [] -> r :: {(Type * Type)}
adamc@355:                -> $(mapT2T tf1 r) -> $(mapT2T tf2 r) -> tr r
adamc@339: 
adamc@336: val foldTRX : tf :: (Type -> Type) -> ctx :: {Unit}
adamc@355:               -> (nm :: Name -> t :: Type -> rest :: {Type}
adamc@355:                   -> fn [[nm] ~ rest] =>
adamc@355:                         tf t -> xml ctx [] [])
adamc@355:               -> r :: {Type} -> $(mapTT tf r) -> xml ctx [] []
adamc@336: 
adamc@339: val foldT2RX : tf :: ((Type * Type) -> Type) -> ctx :: {Unit}
adamc@355:                -> (nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)}
adamc@355:                    -> fn [[nm] ~ rest] =>
adamc@355:                          tf t -> xml ctx [] [])
adamc@355:                -> r :: {(Type * Type)} -> $(mapT2T tf r) -> xml ctx [] []
adamc@339: 
adamc@332: val foldTRX2 : tf1 :: (Type -> Type) -> tf2 :: (Type -> Type) -> ctx :: {Unit}
adamc@355:                -> (nm :: Name -> t :: Type -> rest :: {Type}
adamc@355:                    -> fn [[nm] ~ rest] =>
adamc@355:                          tf1 t -> tf2 t -> xml ctx [] [])
adamc@355:                -> r :: {Type}
adamc@355:                -> $(mapTT tf1 r) -> $(mapTT tf2 r) -> xml ctx [] []
adamc@334: 
adamc@355: val foldT2RX2 : tf1 :: ((Type * Type) -> Type) -> tf2 :: ((Type * Type) -> Type)
adamc@355:                 -> ctx :: {Unit}
adamc@355:                 -> (nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)}
adamc@355:                     -> fn [[nm] ~ rest] =>
adamc@355:                           tf1 t -> tf2 t -> xml ctx [] [])
adamc@355:                 -> r :: {(Type * Type)}
adamc@355:                 -> $(mapT2T tf1 r) -> $(mapT2T tf2 r) -> xml ctx [] []
adamc@339: 
adamc@334: val queryX : tables ::: {{Type}} -> exps ::: {Type} -> ctx ::: {Unit}
adamc@355:              -> sql_query tables exps
adamc@355:              -> fn [tables ~ exps] =>
adamc@355:                    ($(exps ++ fold (fn nm (fields :: {Type}) acc [[nm] ~ acc] =>
adamc@355:                                        [nm = $fields] ++ acc) [] tables)
adamc@355:                     -> xml ctx [] [])
adamc@355:                    -> transaction (xml ctx [] [])
adamc@341: 
adamc@355: val oneOrNoRows : tables ::: {{Type}} -> exps ::: {Type}
adamc@355:                   -> sql_query tables exps
adamc@355:                   -> fn [tables ~ exps] =>
adamc@355:                         transaction
adamc@355:                             (option
adamc@355:                                  $(exps
adamc@355:                                        ++ fold (fn nm (fields :: {Type}) acc
adamc@355:                                                       [[nm] ~ acc] =>
adamc@355:                                                    [nm = $fields] ++ acc)
adamc@355:                                                    [] tables))