view demo/crud.urs @ 1595:154cfe2eb366

Better error messages about server-side use of client-side functions
author Adam Chlipala <adam@chlipala.net>
date Mon, 14 Nov 2011 09:15:10 -0500
parents bb3fc575cfe7
children
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con colMeta = fn (db :: Type, widget :: Type) =>
                 {Nam : string,
                  Show : db -> xbody,
                  Widget : nm :: Name -> xml form [] [nm = widget],
                  WidgetPopulated : nm :: Name -> db -> xml form [] [nm = widget],
                  Parse : widget -> db,
                  Inject : sql_injectable db}
con colsMeta = fn cols :: {(Type * Type)} => $(map colMeta cols)

val int : string -> colMeta (int, string)
val float : string -> colMeta (float, string)
val string : string -> colMeta (string, string)
val bool : string -> colMeta (bool, bool)

functor Make(M : sig
                 con cols :: {(Type * Type)}
                 constraint [Id] ~ cols
                 val fl : folder cols

                 table tab : ([Id = int] ++ map fst cols)

                 val title : string

                 val cols : colsMeta cols
             end) : sig
    val main : unit -> transaction page
end