* http://helm.cs.unibo.it/
*)
+(* $Id$ *)
+
+(*
type term = CicNotationPt.term
-type tactic = (term, string) GrafiteAst.tactic
-type tactical = (term, string) GrafiteAst.tactical
+type tactic = (term, term, GrafiteAst.reduction, string) GrafiteAst.tactic
+type tactical = (term, term, GrafiteAst.reduction, string) GrafiteAst.tactical
type script_entry =
| Command of tactical
| Comment of CicNotationPt.location * string
type script = CicNotationPt.location * script_entry list
+*)
type domain_item =
| Id of string (* literal *)
| Symbol of string * int (* literal, instance num *)
| Num of int (* instance num *)
-exception Invalid_choice
+exception Invalid_choice of string Lazy.t
module OrderedDomain =
struct
end
(* module Domain = Set.Make (OrderedDomain) *)
-module Environment = Map.Make (OrderedDomain)
+module Environment =
+struct
+ module Environment' = Map.Make (OrderedDomain)
+
+ include Environment'
+
+ let cons k v env =
+ try
+ let current = find k env in
+ let dsc, _ = v in
+ add k (v :: (List.filter (fun (dsc', _) -> dsc' <> dsc) current)) env
+ with Not_found ->
+ add k [v] env
+
+ let hd list_env =
+ try
+ map List.hd list_env
+ with Failure _ -> assert false
+
+ let fold_flatten f env base =
+ fold
+ (fun k l acc -> List.fold_right (fun v acc -> f k v acc) l acc)
+ env base
+
+end
type codomain_item =
string * (* description *)
and environment = codomain_item Environment.t
+type multiple_environment = codomain_item list Environment.t
+
+
(** adds a (name,uri) list l to a disambiguation environment e **)
+let multiple_env_of_list l e =
+ List.fold_left
+ (fun e (name,descr,t) -> Environment.cons (Id name) (descr,fun _ _ _ -> t) e)
+ e l
+
let env_of_list l e =
List.fold_left
(fun e (name,descr,t) -> Environment.add (Id name) (descr,fun _ _ _ -> t) e)
let string_of_domain dom =
String.concat "; " (List.map string_of_domain_item dom)
-
-let empty_environment = Environment.empty
-