open Printf
+open MatitaTypes
+
(** None means: "same state as before" *)
type state_tag = [ `Command | `Proof ] option
exception Command_error of string
+(*
+let uri name =
+ UriManager.uri_of_string (sprintf "%s/%s" BuildTimeConf.base_uri name)
+*)
+
+let baseuri = ref "cic:/matita"
+let qualify name =
+ let baseuri = !baseuri in
+ if baseuri.[String.length baseuri - 1] = '/' then
+ baseuri ^ name
+ else
+ String.concat "/" [baseuri; name]
+
let canonical_context metano metasenv =
try
let (_, context, _) = List.find (fun (m, _, _) -> m = metano) metasenv in
end else
disambiguator#disambiguateTermAst ast
-class virtual interpreterState ~(console: MatitaConsole.console) =
+class virtual interpreterState =
+ (* static values, shared by all states inheriting this class *)
+ let loc = ref None in
+ let history = ref [] in
+ fun ~(console: MatitaConsole.console) ->
object (self)
+
(** eval a toplevel phrase in the current state and return the new state
*)
- method parsePhrase s = CicTextualParser2.parse_tactical (Stream.of_string s)
+ method parsePhrase s =
+ match CicTextualParser2.parse_tactical (Stream.of_string s) with
+ | (TacticAst.LocatedTactical (loc', tac)) as tactical ->
+ loc := Some loc';
+ (match tac with (* update interpreter history *)
+ | TacticAst.Command (TacticAst.Qed None) ->
+ history := `Qed :: !history
+ | TacticAst.Command (TacticAst.Theorem (_, Some name, _, None)) ->
+ history := `Theorem name :: !history
+ | TacticAst.Command (TacticAst.Qed _)
+ | TacticAst.Command (TacticAst.Theorem _) -> assert false
+ | _ -> history := `Tactic :: !history);
+ tactical
+ | _ -> assert false
method virtual evalTactical:
(CicAst.term, string) TacticAst.tactical -> state_tag
- method evalPhrase s = self#evalTactical (self#parsePhrase s)
+(*
+ method undo ?(steps = 1) () =
+ for i = 1 to steps do
+ match List.hd !history with
+ | `Qed
+ FINQUI
+*)
+
+ method evalPhrase s =
+ debug_print (sprintf "evaluating '%s'" s);
+ self#evalTactical (self#parsePhrase s)
+
+ method endOffset =
+ match !loc with
+ | Some (start_pos, end_pos) -> end_pos.Lexing.pos_cnum
+ | None -> failwith "MatitaInterpreter: no offset recorded"
+
end
-let check_widget: MatitaTypes.sequents_viewer lazy_t = lazy (
- let gui = MatitaGui.instance () in
- let notebook = GPack.notebook ~show:true ~packing:gui#check#checkWin#add () in
- let sequent_viewer = MatitaMathView.sequent_viewer ~show:true () in
- MatitaMathView.sequents_viewer ~notebook ~sequent_viewer ())
+let check_widget: MatitaTypes.sequent_viewer lazy_t = lazy
+ (let gui = MatitaGui.instance () in
+ MatitaMathView.sequent_viewer ~show:true ~packing:gui#check#scrolledCheck#add
+ ())
(** Implements phrases that should be accepted in all states *)
class sharedState
| TacticAst.Command TacticAst.Proof ->
(* do nothing, just for compatibility with coq syntax *)
Some `Command
+ | TacticAst.Command (TacticAst.Baseuri (Some uri)) ->
+ baseuri := uri;
+ console#echo_message (sprintf "base uri set to \"%s\"" uri);
+ None
+ | TacticAst.Command (TacticAst.Baseuri None) ->
+ console#echo_message (sprintf "base uri is \"%s\"" !baseuri);
+ None
| TacticAst.Command (TacticAst.Check term) ->
- let dummyno = 1023 in
let (_, _, term) = disambiguate ~disambiguator ~proof_handler term in
let (context, metasenv) = get_context_and_metasenv proof_handler in
- let sequent = (dummyno, context, term) in
- let metadata = Cic2acic.asequent_of_sequent metasenv sequent in
+ let dummyno = CicMkImplicit.new_meta metasenv [] in
+ let ty = CicTypeChecker.type_of_aux' metasenv context term in
+ let expr = Cic.Cast (term, ty) in
+ let sequent = (dummyno, context, expr) in
let widget = Lazy.force check_widget in
let gui = MatitaGui.instance () in
gui#check#checkWin#show ();
gui#main#showCheckMenuItem#set_active true;
- widget#reset;
- widget#load_sequents [dummyno, metadata];
- widget#goto_sequent dummyno;
+ widget#load_sequent (sequent::metasenv) dummyno;
None
| tactical ->
raise (Command_error (TacticAstPp.pp_tactical tactical))
| TacticAst.LocatedTactical (_, tactical) -> self#evalTactical tactical
| TacticAst.Command (TacticAst.Theorem (_, Some name, ast, None)) ->
let (_, metasenv, expr) = disambiguator#disambiguateTermAst ast in
- let proof = MatitaProof.proof ~typ:expr ~metasenv () in
+ let uri = UriManager.uri_of_string (qualify name) in
+ let proof = MatitaProof.proof ~typ:expr ~uri ~metasenv () in
proof_handler.MatitaTypes.new_proof proof;
Some `Proof
| TacticAst.Command TacticAst.Quit ->
| TacticAst.LocatedTactic (_, tactic) -> lookup_tactic tactic
| TacticAst.Intros (_, names) -> (* TODO Zack implement intros length *)
PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
- | TacticAst.Reflexivity -> EqualityTactics.reflexivity_tac
- | TacticAst.Assumption -> VariousTactics.assumption_tac
- | TacticAst.Contradiction -> NegationTactics.contradiction_tac
- | TacticAst.Exists -> IntroductionTactics.exists_tac
- | TacticAst.Fourier -> FourierR.fourier_tac
- | TacticAst.Left -> IntroductionTactics.left_tac
- | TacticAst.Right -> IntroductionTactics.right_tac
- | TacticAst.Ring -> Ring.ring_tac
- | TacticAst.Split -> IntroductionTactics.split_tac
- | TacticAst.Symmetry -> EqualityTactics.symmetry_tac
- | TacticAst.Transitivity term ->
- EqualityTactics.transitivity_tac (disambiguate term)
- | TacticAst.Apply term -> PrimitiveTactics.apply_tac (disambiguate term)
- | TacticAst.Exact term -> PrimitiveTactics.exact_tac (disambiguate term)
- | TacticAst.Cut term -> PrimitiveTactics.cut_tac (disambiguate term)
- | TacticAst.ElimType term ->
- EliminationTactics.elim_type_tac (disambiguate term)
+ | TacticAst.Reflexivity -> Tactics.reflexivity
+ | TacticAst.Assumption -> Tactics.assumption
+ | TacticAst.Contradiction -> Tactics.contradiction
+ | TacticAst.Exists -> Tactics.exists
+ | TacticAst.Fourier -> Tactics.fourier
+ | TacticAst.Left -> Tactics.left
+ | TacticAst.Right -> Tactics.right
+ | TacticAst.Ring -> Tactics.ring
+ | TacticAst.Split -> Tactics.split
+ | TacticAst.Symmetry -> Tactics.symmetry
+ | TacticAst.Transitivity term -> Tactics.transitivity (disambiguate term)
+ | TacticAst.Apply term -> Tactics.apply (disambiguate term)
+ | TacticAst.Absurd term -> Tactics.absurd (disambiguate term)
+ | TacticAst.Exact term -> Tactics.exact (disambiguate term)
+ | TacticAst.Cut term -> Tactics.cut (disambiguate term)
+ | TacticAst.Elim (term, _) -> (* TODO Zack implement "using" argument *)
+ Tactics.elim_intros_simpl (disambiguate term)
+ | TacticAst.ElimType term -> Tactics.elim_type (disambiguate term)
| TacticAst.Replace (what, with_what) ->
- EqualityTactics.replace_tac ~what:(disambiguate what)
+ Tactics.replace ~what:(disambiguate what)
~with_what:(disambiguate with_what)
(*
(* TODO Zack a lot more of tactics to be implemented here ... *)
- | TacticAst.Absurd
| TacticAst.Change of 'term * 'term * 'ident option
| TacticAst.Change_pattern of 'term pattern * 'term * 'ident option
| TacticAst.Decompose of 'ident * 'ident list
| TacticAst.Discriminate of 'ident
- | TacticAst.Elim of 'term * 'term option
| TacticAst.Fold of reduction_kind * 'term
| TacticAst.Injection of 'ident
| TacticAst.LetIn of 'term * 'ident
| TacticAst.Command (TacticAst.Redo steps) ->
(proof_handler.MatitaTypes.get_proof ())#redo ?steps ();
Some `Proof
+ | TacticAst.Command (TacticAst.Qed None) ->
+ (* TODO Zack this function probably should not simply fail with
+ * Failure, but rather raise some more meaningful exception *)
+ if not (proof_handler.MatitaTypes.has_proof ()) then assert false;
+ let proof = proof_handler.MatitaTypes.get_proof () in
+ let (uri, metasenv, bo, ty) = proof#proof in
+ let uri = MatitaTypes.unopt_uri uri in
+ if metasenv <> [] then failwith "Proof not completed";
+ let proved_ty = CicTypeChecker.type_of_aux' [] [] bo in
+ if not (CicReduction.are_convertible [] proved_ty ty) then
+ failwith "Wrong proof";
+ (* TODO Zack [] probably wrong *)
+ CicEnvironment.add_type_checked_term uri
+ (Cic.Constant ((UriManager.name_of_uri uri),(Some bo),ty,[]));
+ proof_handler.MatitaTypes.set_proof None;
+ (MatitaMathView.proof_viewer_instance ())#unload;
+ (* TODO Zack a lot more to be done here:
+ * - save object to disk in xml format
+ * - collect metadata
+ * - register uri to the getter *)
+ Some `Command
| TacticAst.Seq tacticals ->
(* TODO Zack check for proof completed at each step? *)
List.iter (fun t -> ignore (self#evalTactical t)) tacticals;
new commandState ~disambiguator ~proof_handler ~console ()
in
let proofState = new proofState ~disambiguator ~proof_handler ~console () in
- object
+ object (self)
val mutable state = commandState
method reset = state <- commandState
- method evalPhrase s =
+ method endOffset = state#endOffset
+
+ method private updateState = function
+ | Some `Command -> state <- commandState
+ | Some `Proof -> state <- proofState
+ | None -> ()
+
+ method evalPhrase ?(transparent = false) s =
try
- (match state#evalPhrase s with
- | Some `Command -> state <- commandState
- | Some `Proof -> state <- proofState
- | None -> ())
+ self#updateState (state#evalPhrase s)
with exn ->
- console#echo_error (sprintf "Uncaught exception: %s"
- (Printexc.to_string exn))
+ if transparent then
+ raise exn
+ else
+ console#echo_error (sprintf "Uncaught exception: %s"
+ (Printexc.to_string exn))
+
end