match NCicReduction.whd ~subst context ty with
| C.Meta (_,(0,(C.Irl 0 | C.Ctx []))) as ty ->
metasenv, subst, t, ty
- | C.Meta (i,(_,(C.Irl 0 | C.Ctx []))) ->
- metasenv, subst, t, C.Meta(i,(0,C.Irl 0))
+ | C.Meta (i,(_,(C.Irl 0 | C.Ctx []))) -> assert false (*CSC: ???
+ metasenv, subst, t, C.Meta(i,(0,C.Irl 0)) *)
| C.Meta (i,(_,lc)) ->
let len = match lc with C.Irl len->len | C.Ctx l->List.length l in
let metasenv, subst, newmeta =
let undebruijnate inductive ref t rev_fl =
NCicSubstitution.psubst (fun x -> x)
- (HExtlib.list_mapi
+ (List.rev (HExtlib.list_mapi
(fun (_,_,rno,_,_,_) i ->
NCic.Const
(if inductive then NReference.mk_fix i rno ref
else NReference.mk_cofix i ref))
- rev_fl)
+ rev_fl))
t
;;
?(localise=fun _ -> Stdpp.dummy_loc)
~look_for_coercion (uri,height,metasenv,subst,obj)
=
+prerr_endline ("===============\n" ^ NCicPp.ppobj (uri,height,metasenv,subst,obj));
let check_type metasenv subst context (ty as orig_ty) = (* XXX fattorizza *)
let metasenv, subst, ty, sort =
typeof hdb ~localise ~look_for_coercion metasenv subst context ty None
let metasenv,subst,cl =
List.fold_right
(fun (k_relev,n,te) (metasenv,subst,res) ->
- let _,k_relev = HExtlib.split_nth leftno k_relev in
+ let k_relev =
+ try snd (HExtlib.split_nth leftno k_relev)
+ with Failure _ -> k_relev in
let te = NCicTypeChecker.debruijn uri len [] te in
+ let metasenv, subst, te, _ = check_type metasenv subst tys te in
let context,te = NCicReduction.split_prods ~subst tys leftno te in
let _,chopped_context_rev =
HExtlib.split_nth (List.length tys) (List.rev context) in
else
metasenv,subst,item1::context
) (metasenv,subst,[]) sx_context_ty_rev sx_context_te_rev
- with Invalid_argument "List.fold_left2" -> assert false
- in
- let metasenv, subst, te, con_sort =
- check_type metasenv subst context te
- in
+ with Invalid_argument "List.fold_left2" -> assert false in
+ let con_sort= NCicTypeChecker.typeof ~subst ~metasenv context te in
(match
NCicReduction.whd ~subst context con_sort,
NCicReduction.whd ~subst [] ty_sort
(lazy (localise te,
"Non positive occurence in " ^ NUri.string_of_uri uri)))
else
+ let relsno = List.length itl + leftno in
let te =
NCicSubstitution.psubst
- (fun i -> NCic.Const (NReference.reference_of_spec uri
- (NReference.Ind (ind,i,leftno))))
- (List.rev (HExtlib.list_seq 0 (List.length itl)))
- te
- in
- metasenv,subst,(k_relev,n,te)::res
+ (fun i ->
+ if i <= leftno then
+ NCic.Rel i
+ else
+ NCic.Const (NReference.reference_of_spec uri
+ (NReference.Ind (ind,relsno - i,leftno))))
+ (HExtlib.list_seq 1 (relsno+1))
+ te in
+ let te =
+ List.fold_right
+ (fun (name,decl) te ->
+ match decl with
+ NCic.Decl ty -> NCic.Prod (name,ty,te)
+ | NCic.Def (bo,ty) -> NCic.LetIn (name,ty,bo,te)
+ ) sx_context_te_rev te
+ in
+ metasenv,subst,(k_relev,n,te)::res
) cl (metasenv,subst,[])
in
metasenv,subst,(it_relev,n,ty,cl)::res,i+1