*)
-let absurd_tac ~term ~status:((proof,goal) as status) =
+let absurd_tac ~term status =
+ let (proof, goal) = status in
let module C = Cic in
let module U = UriManager in
let module P = PrimitiveTactics in
let _,context,ty = CicUtil.lookup_meta goal metasenv in
if ((CicTypeChecker.type_of_aux' metasenv context term) = (C.Sort C.Prop)) (* ma questo controllo serve?? *)
then P.apply_tac
- ~term:(C.Appl [(C.Const ((U.uri_of_string "cic:/Coq/Init/Logic/absurd.con") , [] )) ; term ; ty]) ~status
+ ~term:(C.Appl [(C.Const (HelmLibraryObjects.Logic.absurd_URI , [] )) ; term ; ty]) status
else raise (ProofEngineTypes.Fail "Absurd: Not a Proposition")
;;
-let contradiction_tac ~status =
+let contradiction_tac status =
let module C = Cic in
let module U = UriManager in
let module P = PrimitiveTactics in
~start:
(EliminationTactics.elim_type_tac
~term:
- (C.MutInd ((U.uri_of_string "cic:/Coq/Init/Logic/False.ind"), 0, [])))
+ (C.MutInd (HelmLibraryObjects.Logic.false_URI, 0, [])))
~continuation: VariousTactics.assumption_tac)
- ~status
+ status
with
(ProofEngineTypes.Fail "Assumption: No such assumption") -> raise (ProofEngineTypes.Fail "Contradiction: No such assumption")
(* sarebbe piu' elegante se Assumtion sollevasse un'eccezione tutta sua che questa cattura, magari con l'aiuto di try_tactics *)
(* Questa era in fourierR.ml
(* !!!!! fix !!!!!!!!!! *)
-let contradiction_tac ~status:(proof,goal)=
+let contradiction_tac (proof,goal)=
Tacticals.then_
~start:(PrimitiveTactics.intros_tac ~name:"bo?" ) (*inutile sia questo che quello prima della chiamata*)
~continuation:(Tacticals.then_
~start:(VariousTactics.elim_type_tac ~term:_False)
~continuation:(assumption_tac))
- ~status:(proof,goal)
+ (proof,goal)
;;
*)