let context',dx = split_prods ~subst:[] [] paramsno c in
aux context' dx
-
and check_mutual_inductive_defs uri ~metasenv ~subst leftno tyl =
(* let's check if the arity of the inductive types are well formed *)
List.iter (fun (_,_,x,_) -> ignore (typeof ~subst ~metasenv [] x)) tyl;
let tys = List.rev_map (fun (_,n,ty,_) -> (n,(C.Decl ty))) tyl in
ignore
(List.fold_right
- (fun (_,_,ty,cl) i ->
+ (fun (it_relev,_,ty,cl) i ->
let context,ty_sort = split_prods ~subst [] ~-1 ty in
let sx_context_ty_rev,_ = HExtlib.split_nth leftno (List.rev context) in
List.iter
- (fun (_,_,te) ->
+ (fun (k_relev,_,te) ->
+ let _,k_relev = HExtlib.split_nth leftno k_relev in
let te = debruijn uri len [] te in
let context,te = split_prods ~subst tys leftno te in
let _,chopped_context_rev =
then
raise
(TypeCheckerFailure
- (lazy ("Non positive occurence in "^NUri.string_of_uri uri))))
+ (lazy ("Non positive occurence in "^NUri.string_of_uri
+ uri)))
+ else check_relevance ~subst ~metasenv context k_relev te)
cl;
- i + 1)
+ check_relevance ~subst ~metasenv [] it_relev ty;
+ i+1)
tyl 1)
+and check_relevance ~subst ~metasenv context relevance ty =
+ let error context ty =
+ raise (TypeCheckerFailure
+ (lazy ("Wrong relevance declaration: " ^
+ String.concat "," (List.map string_of_bool relevance)^
+ "\nfor type: "^PP.ppterm ~metasenv ~subst ~context ty)))
+ in
+ let rec aux context relevance ty =
+ match R.whd ~subst context ty with
+ | C.Prod (name,so,de) ->
+ let sort = typeof ~subst ~metasenv context so in
+ (match (relevance,R.whd ~subst context sort) with
+ | [],_ -> ()
+ | false::tl,C.Sort C.Prop -> aux ((name,(C.Decl so))::context) tl de
+ | true::_,C.Sort C.Prop
+ | false::_,C.Sort _
+ | false::_,C.Meta _ -> error context ty
+ | true::tl,C.Sort _
+ | true::tl,C.Meta _ -> aux ((name,(C.Decl so))::context) tl de
+ | _ -> raise (AssertFailure (lazy (Printf.sprintf
+ "Prod: the type %s of the source of %s is not a sort"
+ (PP.ppterm ~subst ~metasenv ~context sort)
+ (PP.ppterm ~subst ~metasenv ~context so)))))
+ | _ -> (match relevance with
+ | [] -> ()
+ | _::_ -> error context ty)
+ in aux context relevance ty
+
and guarded_by_destructors r_uri r_len ~subst ~metasenv context recfuns t =
let recursor f k t = U.fold shift_k k (fun k () -> f k) () t in
let rec aux (context, recfuns, x as k) t =
ty
| _ -> raise (AssertFailure (lazy "type_of_constant: environment/reference"))
-and get_relevance ~subst context te args =
- match te with
- | C.Const r when List.length (E.get_relevance r) >= List.length args ->
- let relevance = E.get_relevance r in
- (match r with
- | Ref.Ref (_,Ref.Con (_,_,lno)) ->
- let _,relevance = HExtlib.split_nth lno relevance in
- HExtlib.mk_list false lno @ relevance
- | _ -> relevance)
- | t ->
- let ty = typeof ~subst ~metasenv:[] context t in
- let rec aux context ty = function
- | [] -> []
- | arg::tl -> match R.whd ~subst context ty with
- | C.Prod (name,so,de) ->
- let sort = typeof ~subst ~metasenv:[] context so in
- let new_ty = S.subst ~avoid_beta_redexes:true arg de in
- (match R.whd ~subst context sort with
- | C.Sort C.Prop ->
- false::(aux ((name,(C.Decl so))::context) new_ty tl)
- | C.Sort _
- | C.Meta _ -> true::(aux ((name,(C.Decl so))::context) de tl)
- | _ -> raise (TypeCheckerFailure (lazy (Printf.sprintf
- "Prod: the type %s of the source of %s is not a sort"
- (PP.ppterm ~subst ~metasenv:[] ~context sort)
- (PP.ppterm ~subst ~metasenv:[] ~context so)))))
- | _ ->
- raise
- (TypeCheckerFailure
- (lazy (Printf.sprintf
- "Appl: %s is not a function, it cannot be applied"
- (PP.ppterm ~subst ~metasenv:[] ~context
- (let res = List.length tl in
- let eaten = List.length args - res in
- (C.Appl
- (t::fst
- (HExtlib.split_nth eaten args))))))))
- in aux context ty args
+and get_relevance ~subst context t args =
+ let ty = typeof ~subst ~metasenv:[] context t in
+ let rec aux context ty = function
+ | [] -> []
+ | arg::tl -> match R.whd ~subst context ty with
+ | C.Prod (name,so,de) ->
+ let sort = typeof ~subst ~metasenv:[] context so in
+ let new_ty = S.subst ~avoid_beta_redexes:true arg de in
+ (*prerr_endline ("so: " ^ PP.ppterm ~subst ~metasenv:[]
+ ~context so);
+ prerr_endline ("sort: " ^ PP.ppterm ~subst ~metasenv:[]
+ ~context sort);*)
+ (match R.whd ~subst context sort with
+ | C.Sort C.Prop ->
+ false::(aux context new_ty tl)
+ | C.Sort _
+ | C.Meta _ -> true::(aux context new_ty tl)
+ | _ -> raise (TypeCheckerFailure (lazy (Printf.sprintf
+ "Prod: the type %s of the source of %s is not a sort"
+ (PP.ppterm ~subst ~metasenv:[] ~context sort)
+ (PP.ppterm ~subst ~metasenv:[] ~context so)))))
+ | _ ->
+ raise
+ (TypeCheckerFailure
+ (lazy (Printf.sprintf
+ "Appl: %s is not a function, it cannot be applied"
+ (PP.ppterm ~subst ~metasenv:[] ~context
+ (let res = List.length tl in
+ let eaten = List.length args - res in
+ (C.Appl
+ (t::fst
+ (HExtlib.split_nth eaten args))))))))
+ in aux context ty args
;;
let typecheck_context ~metasenv ~subst context =
in
aux (1, context) () *)
-let check_relevance ~subst ~metasenv relevance ty =
- let error () =
- raise (TypeCheckerFailure
- (lazy ("Wrong relevance declaration: " ^
- String.concat "," (List.map string_of_bool relevance)^
- "\nfor type: "^PP.ppterm ~metasenv ~subst ~context:[] ty)))
- in
- let rec aux context relevance ty =
- match R.whd ~subst context ty with
- | C.Prod (name,so,de) ->
- let sort = typeof ~subst ~metasenv context so in
- (match (relevance,R.whd ~subst context sort) with
- | [],_ -> ()
- | false::tl,C.Sort C.Prop -> aux ((name,(C.Decl so))::context) tl de
- | true::_,C.Sort C.Prop
- | false::_,C.Sort _
- | false::_,C.Meta _ -> error ()
- | true::tl,C.Sort _
- | true::tl,C.Meta _ -> aux ((name,(C.Decl so))::context) tl de
- | _ -> raise (TypeCheckerFailure (lazy (Printf.sprintf
- "Prod: the type %s of the source of %s is not a sort"
- (PP.ppterm ~subst ~metasenv ~context sort)
- (PP.ppterm ~subst ~metasenv ~context so)))))
- | _ -> (match relevance with
- | [] -> ()
- | _::_ -> error ())
- in aux [] relevance ty
-;;
-(* old check_relevance
-
-let shift e (in_type, context, relevance) =
- assert (relevance = []); in_type, e::context, relevance
- in
- let rec aux2 (_,context,relevance as k) t =
- let error () = () (*
- raise (TypeCheckerFailure
- (lazy ("Wrong relevance declaration: " ^
- String.concat "," (List.map string_of_bool relevance)^
- "\nfor: "^PP.ppterm ~metasenv ~subst ~context t))) *)
- in
- let rec aux (in_type, context, relevance as k) () t =
- match relevance, R.whd ~subst context t, in_type with
- | _,C.Meta _,_ -> ()
- | true::tl,C.Lambda (name,so,t), false
- | true::tl,C.Prod (name,so,t), true ->
- aux (in_type, (name, C.Decl so)::context, tl) () t
- | false::tl,C.Lambda (name,so,t), false
- | false::tl,C.Prod (name,so,t), true ->
- let context = (name, C.Decl so)::context in
- check_rel1_irrelevant ~metasenv ~subst context t;
- aux (in_type, context, tl) () t
- | [], C.Match (ref,oty,t,pl), _ ->
- aux k () t;
- let _,lno,itl,_,i = E.get_checked_indtys ref in
- let rel,_,_,cl = List.nth itl i in
- let _, rel =
- try HExtlib.split_nth lno rel
- with Failure _ -> [],[]
- in
- aux2 (false, context, rel) oty;
- List.iter2
- (fun p (rel,_,_) ->
- let _,rel =
- try HExtlib.split_nth lno rel
- with Failure _ -> [],[]
- in
- aux2 (false, context, rel) p)
- pl cl
- | [],t,_ -> U.fold shift k aux () t
- | rel1,C.Appl (C.Const ref :: args),_ ->
- let relevance = E.get_relevance ref in
- let _, relevance =
- try HExtlib.split_nth (List.length args) relevance
- with Failure _ -> [],[]
- in
- prerr_endline ("rimane: "^String.concat "," (List.map string_of_bool relevance)^ " contro "^ String.concat "," (List.map string_of_bool rel1) );
- HExtlib.list_iter_default2 (fun r1 r2 -> if not r1 && r2 then error ())
- rel1 true relevance
- | rel1,C.Const ref,_ ->
- let relevance = E.get_relevance ref in
- HExtlib.list_iter_default2 (fun r1 r2 -> if not r1 && r2 then error ())
- rel1 true relevance
- | _,_,_ -> error ()
- in
- aux k () t
- in
- aux2 (in_type, [], relevance)
-;;*)
-
let typecheck_obj (uri,_height,metasenv,subst,kind) =
(* height is not checked since it is only used to implement an optimization *)
typecheck_metasenv metasenv;
"inferred type:\n%s\nexpected type:\n%s")
(PP.ppterm ~subst ~metasenv ~context:[] ty_te)
(PP.ppterm ~subst ~metasenv ~context:[] ty))));
- check_relevance ~subst ~metasenv relevance ty
+ check_relevance ~subst ~metasenv [] relevance ty
(*check_relevance ~in_type:false ~subst ~metasenv relevance te*)
| C.Constant (relevance,_,None,ty,_) ->
ignore (typeof ~subst ~metasenv [] ty);
- check_relevance ~subst ~metasenv relevance ty
+ check_relevance ~subst ~metasenv [] relevance ty
| C.Inductive (_, leftno, tyl, _) ->
check_mutual_inductive_defs uri ~metasenv ~subst leftno tyl
| C.Fixpoint (inductive,fl,_) ->
List.fold_left
(fun (types,kl) (relevance,name,k,ty,_) ->
let _ = typeof ~subst ~metasenv [] ty in
+ check_relevance ~subst ~metasenv [] relevance ty;
((name,C.Decl ty)::types, k::kl)
) ([],[]) fl
in
projects / helm.git / blobdiff