X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic_proof_checking%2FcicTypeChecker.ml;h=fbcf25f91450a4beb8ace412ba213dcfc0fa0d6c;hb=acf29bdbdcdc6ad8c2d9d27e8a47500981b605cd;hp=cab4640c89ecb8d7e73cdd3c61d3fbe3af597375;hpb=218c0062f93dd3221b0266cfbc26fd9cf787ad18;p=helm.git diff --git a/helm/ocaml/cic_proof_checking/cicTypeChecker.ml b/helm/ocaml/cic_proof_checking/cicTypeChecker.ml index cab4640c8..fbcf25f91 100644 --- a/helm/ocaml/cic_proof_checking/cicTypeChecker.ml +++ b/helm/ocaml/cic_proof_checking/cicTypeChecker.ml @@ -36,13 +36,13 @@ let debug t context = let rec debug_aux t i = let module C = Cic in let module U = UriManager in - CicPp.ppobj (C.Variable ("DEBUG", None, t, [])) ^ "\n" ^ i + CicPp.ppobj (C.Variable ("DEBUG", None, t, [], [])) ^ "\n" ^ i in if !fdebug = 0 then raise (TypeCheckerFailure (List.fold_right debug_aux (t::context) "")) ;; -let debug_print = prerr_endline ;; +let debug_print = fun _ -> () ;; let rec split l n = match (l,n) with @@ -136,7 +136,7 @@ let rec type_of_constant ~logger uri ugraph = let ugraph_dust = (match uobj with - C.Constant (_,Some te,ty,_) -> + C.Constant (_,Some te,ty,_,_) -> let _,ugraph = type_of ~logger ty ugraph in let type_of_te,ugraph' = type_of ~logger te ugraph in let b',ugraph'' = (R.are_convertible [] type_of_te ty ugraph') in @@ -147,11 +147,11 @@ let rec type_of_constant ~logger uri ugraph = (CicPp.ppterm ty))) else ugraph' - | C.Constant (_,None,ty,_) -> + | C.Constant (_,None,ty,_,_) -> (* only to check that ty is well-typed *) let _,ugraph' = type_of ~logger ty ugraph in ugraph' - | C.CurrentProof (_,conjs,te,ty,_) -> + | C.CurrentProof (_,conjs,te,ty,_,_) -> let _,ugraph1 = List.fold_left (fun (metasenv,ugraph) ((_,context,ty) as conj) -> @@ -184,12 +184,12 @@ let rec type_of_constant ~logger uri ugraph = CicEnvironment.CheckedObj (cobj,ugraph') -> cobj,ugraph' | CicEnvironment.UncheckedObj _ -> raise CicEnvironmentError with Invalid_argument s -> - (*prerr_endline s;*) + (*debug_print s;*) uobj,ugraph_dust in match cobj,ugraph with - (C.Constant (_,_,ty,_)),g -> ty,g - | (C.CurrentProof (_,_,_,ty,_)),g -> ty,g + (C.Constant (_,_,ty,_,_)),g -> ty,g + | (C.CurrentProof (_,_,_,ty,_,_)),g -> ty,g | _ -> raise (TypeCheckerFailure ("Unknown constant:" ^ U.string_of_uri uri)) @@ -199,8 +199,8 @@ and type_of_variable ~logger uri ugraph = let module U = UriManager in (* 0 because a variable is never cooked => no partial cooking at one level *) match CicEnvironment.is_type_checked ~trust:true ugraph uri with - CicEnvironment.CheckedObj ((C.Variable (_,_,ty,_)),ugraph') -> ty,ugraph' - | CicEnvironment.UncheckedObj (C.Variable (_,bo,ty,_)) -> + CicEnvironment.CheckedObj ((C.Variable (_,_,ty,_,_)),ugraph') -> ty,ugraph' + | CicEnvironment.UncheckedObj (C.Variable (_,bo,ty,_,_)) -> logger#log (`Start_type_checking uri) ; (* only to check that ty is well-typed *) let _,ugraph1 = type_of ~logger ty ugraph in @@ -220,12 +220,12 @@ and type_of_variable ~logger uri ugraph = CicEnvironment.set_type_checking_info uri ; logger#log (`Type_checking_completed uri) ; match CicEnvironment.is_type_checked ~trust:false ugraph uri with - CicEnvironment.CheckedObj ((C.Variable (_,_,ty,_)),ugraph') -> + CicEnvironment.CheckedObj ((C.Variable (_,_,ty,_,_)),ugraph') -> ty,ugraph' | CicEnvironment.CheckedObj _ | CicEnvironment.UncheckedObj _ -> raise CicEnvironmentError with Invalid_argument s -> - (*prerr_endline s;*) + (*debug_print s;*) ty,ugraph2) | _ -> raise (TypeCheckerFailure ("Unknown variable:" ^ U.string_of_uri uri)) @@ -406,7 +406,7 @@ and strictly_positive context n nn te = let (ok,paramsno,ity,cl,name) = let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (tl,_,paramsno) -> + C.InductiveDefinition (tl,_,paramsno,_) -> let (name,_,ity,cl) = List.nth tl i in (List.length tl = 1, paramsno, ity, cl, name) | _ -> @@ -545,7 +545,7 @@ and typecheck_mutual_inductive_defs ~logger uri (itl,_,indparamsno) ugraph = (* inductive block definition. *) and check_mutual_inductive_defs uri obj ugraph = match obj with - Cic.InductiveDefinition (itl, params, indparamsno) -> + Cic.InductiveDefinition (itl, params, indparamsno, _) -> typecheck_mutual_inductive_defs uri (itl,params,indparamsno) ugraph | _ -> raise (TypeCheckerFailure ( @@ -574,11 +574,11 @@ and type_of_mutual_inductive_defs ~logger uri i ugraph = ) with Invalid_argument s -> - (*prerr_endline s;*) + (*debug_print s;*) uobj,ugraph1_dust in match cobj with - C.InductiveDefinition (dl,_,_) -> + C.InductiveDefinition (dl,_,_,_) -> let (_,_,arity,_) = List.nth dl i in arity,ugraph1 | _ -> @@ -609,11 +609,11 @@ and type_of_mutual_inductive_constr ~logger uri i j ugraph = raise CicEnvironmentError) with Invalid_argument s -> - (*prerr_endline s;*) + (*debug_print s;*) uobj,ugraph1_dust in match cobj with - C.InductiveDefinition (dl,_,_) -> + C.InductiveDefinition (dl,_,_,_) -> let (_,_,_,cl) = List.nth dl i in let (_,ty) = List.nth cl (j-1) in ty,ugraph1 @@ -742,7 +742,7 @@ and check_is_really_smaller_arg ?(subst = []) context n nn kl x safes te = let (tys,len,isinductive,paramsno,cl) = let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (tl,_,paramsno) -> + C.InductiveDefinition (tl,_,paramsno,_) -> let tys = List.map (fun (n,_,ty,_) -> Some (Cic.Name n,(Cic.Decl ty))) tl @@ -781,7 +781,7 @@ and check_is_really_smaller_arg ?(subst = []) context n nn kl x safes te = let (tys,len,isinductive,paramsno,cl) = let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (tl,_,paramsno) -> + C.InductiveDefinition (tl,_,paramsno,_) -> let (_,isinductive,_,cl) = List.nth tl i in let tys = List.map (fun (n,_,ty,_) -> @@ -903,12 +903,12 @@ and guarded_by_destructors ?(subst = []) context n nn kl x safes = (fun (_,t) i -> i && guarded_by_destructors context n nn kl x safes t) exp_named_subst true | C.MutCase (uri,i,outtype,term,pl) -> - (match term with + (match CicReduction.whd context term with C.Rel m when List.mem m safes || m = x -> let (tys,len,isinductive,paramsno,cl) = let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (tl,_,paramsno) -> + C.InductiveDefinition (tl,_,paramsno,_) -> let len = List.length tl in let (_,isinductive,_,cl) = List.nth tl i in let tys = @@ -953,7 +953,7 @@ and guarded_by_destructors ?(subst = []) context n nn kl x safes = let (tys,len,isinductive,paramsno,cl) = let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (tl,_,paramsno) -> + C.InductiveDefinition (tl,_,paramsno,_) -> let (_,isinductive,_,cl) = List.nth tl i in let tys = List.map @@ -1068,7 +1068,7 @@ and guarded_by_constructors context n nn h te args coInductiveTypeURI = with Not_found -> assert false in match obj with - C.InductiveDefinition (itl,_,_) -> + C.InductiveDefinition (itl,_,_,_) -> let (_,_,_,cl) = List.nth itl i in let (_,cons) = List.nth cl (j - 1) in CicSubstitution.subst_vars exp_named_subst cons @@ -1253,7 +1253,7 @@ and check_allowed_sort_elimination ~logger context uri i need_dummy ind (*CSC: WRONG. MISSING CONDITIONS ON THE ARGUMENTS OF THE CONSTRUTOR *) (let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (itl,_,_) -> + C.InductiveDefinition (itl,_,_,_) -> let (_,_,_,cl) = List.nth itl i in (* is a singleton definition or the empty proposition? *) (List.length cl = 1 || List.length cl = 0) , ugraph @@ -1273,7 +1273,7 @@ and check_allowed_sort_elimination ~logger context uri i need_dummy ind when need_dummy -> (let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (itl,_,paramsno) -> + C.InductiveDefinition (itl,_,paramsno,_) -> let tys = List.map (fun (n,_,ty,_) -> Some (Cic.Name n,(Cic.Decl ty))) itl in @@ -1301,7 +1301,7 @@ and check_allowed_sort_elimination ~logger context uri i need_dummy ind | (C.Sort C.Set | C.Sort C.CProp) -> (let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (itl,_,_) -> + C.InductiveDefinition (itl,_,_,_) -> let (_,_,_,cl) = List.nth itl i in (* is a singleton definition? *) List.length cl = 1,ugraph1 @@ -1327,7 +1327,7 @@ and check_allowed_sort_elimination ~logger context uri i need_dummy ind (* TASSI: da verificare *) (let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (itl,_,paramsno) -> + C.InductiveDefinition (itl,_,paramsno,_) -> let (_,_,_,cl) = List.nth itl i in let tys = List.map @@ -1395,12 +1395,12 @@ and check_metasenv_consistency ~logger ?(subst=[]) metasenv context function [] -> [] | (Some (n,C.Decl t))::tl -> - (Some (n,C.Decl (S.lift_meta l (S.lift i t))))::(aux (i+1) tl) + (Some (n,C.Decl (S.subst_meta l (S.lift i t))))::(aux (i+1) tl) | (Some (n,C.Def (t,None)))::tl -> - (Some (n,C.Def ((S.lift_meta l (S.lift i t)),None)))::(aux (i+1) tl) + (Some (n,C.Def ((S.subst_meta l (S.lift i t)),None)))::(aux (i+1) tl) | None::tl -> None::(aux (i+1) tl) | (Some (n,C.Def (t,Some ty)))::tl -> - (Some (n,C.Def ((S.lift_meta l (S.lift i t)),Some (S.lift_meta l (S.lift i ty)))))::(aux (i+1) tl) + (Some (n,C.Def ((S.subst_meta l (S.lift i t)),Some (S.subst_meta l (S.lift i ty)))))::(aux (i+1) tl) in aux 1 canonical_context in @@ -1482,15 +1482,15 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = ~subst metasenv context canonical_context l ugraph in (* assuming subst is well typed !!!!! *) - ((CicSubstitution.lift_meta l ty), ugraph1) - (* type_of_aux context (CicSubstitution.lift_meta l term) *) + ((CicSubstitution.subst_meta l ty), ugraph1) + (* type_of_aux context (CicSubstitution.subst_meta l term) *) with CicUtil.Subst_not_found _ -> let (_,canonical_context,ty) = CicUtil.lookup_meta n metasenv in let ugraph1 = check_metasenv_consistency ~logger ~subst metasenv context canonical_context l ugraph in - ((CicSubstitution.lift_meta l ty),ugraph1)) + ((CicSubstitution.subst_meta l ty),ugraph1)) (* TASSI: CONSTRAINTS *) | C.Sort (C.Type t) -> let t' = CicUniv.fresh() in @@ -1680,8 +1680,8 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = else raise (TypeCheckerFailure (sprintf - ("Case analysys: analysed term type is %s, but is expected to be (an application of) %s#1/%d{_}") - (CicPp.ppterm typ) (U.string_of_uri uri) i)) + ("Case analysys: analysed term type is %s (%s#1/%d{_}), but is expected to be (an application of) %s#1/%d{_}") + (CicPp.ppterm typ) (U.string_of_uri uri') i' (U.string_of_uri uri) i)) | C.Appl ((C.MutInd (uri',i',exp_named_subst) as typ):: tl) as typ' -> if U.eq uri uri' && i = i' then @@ -1691,8 +1691,8 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = else raise (TypeCheckerFailure (sprintf - "Case analysys: analysed term type is %s, but is expected to be (an application of) %s#1/%d{_}" - (CicPp.ppterm typ') (U.string_of_uri uri) i)) + ("Case analysys: analysed term type is %s (%s#1/%d{_}), but is expected to be (an application of) %s#1/%d{_}") + (CicPp.ppterm typ) (U.string_of_uri uri') i' (U.string_of_uri uri) i)) | _ -> raise (TypeCheckerFailure @@ -1727,7 +1727,7 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = with Not_found -> assert false in match obj with - C.InductiveDefinition (_,_,parsno) -> parsno + C.InductiveDefinition (_,_,parsno,_) -> parsno | _ -> raise (TypeCheckerFailure ("Unknown mutual inductive definition:" ^ @@ -1966,7 +1966,7 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = with Not_found -> assert false in (match obj with - C.InductiveDefinition (itl,_,_) -> + C.InductiveDefinition (itl,_,_,_) -> let (_,is_inductive,_,_) = List.nth itl i in if is_inductive then None else (Some uri) | _ -> @@ -1977,7 +1977,7 @@ and type_of_aux' ~logger ?(subst = []) metasenv context t ugraph = | C.Appl ((C.MutInd (uri,i,_))::_) -> (let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in match o with - C.InductiveDefinition (itl,_,_) -> + C.InductiveDefinition (itl,_,_,_) -> let (_,is_inductive,_,_) = List.nth itl i in if is_inductive then None else (Some uri) | _ -> @@ -2037,15 +2037,15 @@ let typecheck uri ugraph = (* ??? match CicEnvironment.is_type_checked ~trust:true uri with ???? *) match CicEnvironment.is_type_checked ~trust:false ugraph uri with CicEnvironment.CheckedObj (cobj,ugraph') -> - (* prerr_endline ("NON-INIZIO A TYPECHECKARE " ^ U.string_of_uri uri);*) + (* debug_print ("NON-INIZIO A TYPECHECKARE " ^ U.string_of_uri uri);*) cobj,ugraph' | CicEnvironment.UncheckedObj uobj -> (* let's typecheck the uncooked object *) logger#log (`Start_type_checking uri) ; - (* prerr_endline ("INIZIO A TYPECHECKARE " ^ U.string_of_uri uri); *) + (* debug_print ("INIZIO A TYPECHECKARE " ^ U.string_of_uri uri); *) let ugraph1 = (match uobj with - C.Constant (_,Some te,ty,_) -> + C.Constant (_,Some te,ty,_,_) -> let _,ugraph1 = type_of ~logger ty ugraph in let ty_te,ugraph2 = type_of ~logger te ugraph1 in let b,ugraph3 = (R.are_convertible [] ty_te ty ugraph2) in @@ -2054,11 +2054,11 @@ let typecheck uri ugraph = ("Unknown constant:" ^ U.string_of_uri uri)) else ugraph3 - | C.Constant (_,None,ty,_) -> + | C.Constant (_,None,ty,_,_) -> (* only to check that ty is well-typed *) let _,ugraph1 = type_of ~logger ty ugraph in ugraph1 - | C.CurrentProof (_,conjs,te,ty,_) -> + | C.CurrentProof (_,conjs,te,ty,_,_) -> let _,ugraph1 = List.fold_left (fun (metasenv,ugraph) ((_,context,ty) as conj) -> @@ -2080,7 +2080,7 @@ let typecheck uri ugraph = (CicPp.ppterm ty))) else ugraph4 - | C.Variable (_,bo,ty,_) -> + | C.Variable (_,bo,ty,_,_) -> (* only to check that ty is well-typed *) let _,ugraph1 = type_of ~logger ty ugraph in (match bo with @@ -2111,7 +2111,7 @@ let typecheck uri ugraph = object. *) Invalid_argument s -> - (*prerr_endline s;*) + (*debug_print s;*) uobj,ugraph1 ;;