type db = DB.t
+class status =
+ object
+ val db = DB.empty
+ method uhint_db = db
+ method set_uhint_db v = {< db = v >}
+ method set_unifhint_status
+ : 'status. < uhint_db : db; .. > as 'status -> 'self
+ = fun o -> {< db = o#uhint_db >}
+ end
+
let dummy = NCic.Const (NReference.reference_of_string "cic:/dummy_conv.dec");;
let pair t1 t2 = (NCic.Appl [dummy;t1;t2]) ;;
NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] src ^ " |==> " ^
NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] data);
*)
- DB.index hdb src (precedence, data)
+ hdb#set_uhint_db (DB.index hdb#uhint_db src (precedence, data))
;;
-let empty_db = DB.empty ;;
-
-let user_db = ref empty_db ;;
-
-let add_user_provided_hint t precedence =
- let u = UriManager.uri_of_string "cic:/foo/bar.con" in
+let add_user_provided_hint db t precedence =
let c, a, b =
let rec aux ctx = function
| NCic.Appl l ->
(match List.rev l with
| b::a::_ -> ctx, a, b
| _ -> assert false)
- | NCic.Prod (n,s,t) ->
- aux ((n, NCic.Decl s) :: ctx) t
- | NCic.LetIn (n,ty,t,b) ->
- aux ((n, NCic.Def (t,ty)) :: ctx) b
+ | NCic.Prod (n,s,t) -> aux ((n, NCic.Decl s) :: ctx) t
+ | NCic.LetIn (n,ty,t,b) -> aux ((n, NCic.Def (t,ty)) :: ctx) b
| _ -> assert false
in
- aux [] (fst (OCic2NCic.convert_term u t))
+ aux [] t
in
- user_db := index_hint !user_db c a b precedence
+ index_hint db c a b precedence
;;
let db () =
if List.length l > 1 then
combine mk_hint l
else [])
- [] (CoercDb.to_list ())
+ [] (CoercDb.to_list (CoercDb.dump ()))
in
+ prerr_endline "MISTERO";
+ assert false (* ERA
List.fold_left
(fun db -> function
| (ctx,b1,b2) -> index_hint db ctx b1 b2 0)
!user_db (List.flatten hints)
+*)
;;
let saturate ?(delta=0) metasenv subst context ty goal_arity =
assert (goal_arity >= 0);
let rec aux metasenv = function
| NCic.Prod (name,s,t) as ty ->
- let metasenv1, arg,_ =
+ let metasenv1, _, arg,_ =
NCicMetaSubst.mk_meta ~name:name metasenv context (`WithType s) in
let t, metasenv1, args, pno =
aux metasenv1 (NCicSubstitution.subst arg t)
String.concat "|" (List.map (NCicPp.ppterm ~metasenv:[] ~subst:[]
~context:[]) (HintSet.elements ds))));
*)
- let candidates1 = DB.retrieve_unifiables hdb (pair t1 t2) in
- let candidates2 = DB.retrieve_unifiables hdb (pair t2 t1) in
+ let candidates1 = DB.retrieve_unifiables hdb#uhint_db (pair t1 t2) in
+ let candidates2 = DB.retrieve_unifiables hdb#uhint_db (pair t2 t1) in
let candidates1 =
List.map (fun (prec,ty) ->
prec,true,saturate ~delta:max_int metasenv subst context ty 0)
let rec aux () (m,l as acc) = function
| NCic.Meta _ as t -> acc, t
| NCic.LetIn (name,ty,bo,t) ->
- let m,i,_=NCicMetaSubst.mk_meta ~name m context (`WithType ty)in
+ let m,_,i,_=
+ NCicMetaSubst.mk_meta ~name m context (`WithType ty)in
let t = NCicSubstitution.subst i t in
aux () (m, (i,bo)::l) t
| t -> NCicUntrusted.map_term_fold_a (fun _ () -> ()) () aux acc t