(** Interpreter for textual phrases coming from matita's console (textual entry
* window at the bottom of the main window).
*
-* Interpreter is either in `Command state or in `Proof state (see state_tag type
-* below). In `Command state commands for starting proofs are accepted, but
-* tactic and tactical applications are not. In `Proof state both
+* Interpreter is either in Command state or in Proof state (see state type
+* below). In Command state commands for starting proofs are accepted, but
+* tactic and tactical applications are not. In Proof state both
* tactic/tacticals and commands are accepted.
*)
open MatitaTypes
- (** None means: "same state as before" *)
-type state_tag = [ `Command | `Proof ] option
+type state = Command | Proof
+type outcome = New_state of state | Quiet | Echo of string
exception Command_error of string
baseuri ^ name
else
String.concat "/" [baseuri; name]
+let split_obj = function
+ | Cic.Constant (name, body, ty, _)
+ | Cic.Variable (name, body, ty, _) -> (name, body, ty)
+ | _ -> assert false
let canonical_context metano metasenv =
try
with Not_found ->
failwith (sprintf "Can't find canonical context for %d" metano)
-let get_context_and_metasenv (proof_handler:MatitaTypes.proof_handler) =
- if proof_handler.MatitaTypes.has_proof () then
- let proof = proof_handler.MatitaTypes.get_proof () in
+let get_context_and_metasenv (currentProof:MatitaTypes.currentProof) =
+ if currentProof#onGoing () then
+ let proof = currentProof#proof in
let metasenv = proof#metasenv in
let goal = proof#goal in
(canonical_context goal metasenv, metasenv)
(** term AST -> Cic.term. Uses disambiguator and change imperatively the
* metasenv as needed *)
-let disambiguate ~(disambiguator:MatitaTypes.disambiguator) ~proof_handler ast =
- if proof_handler.MatitaTypes.has_proof () then begin
- let proof = proof_handler.MatitaTypes.get_proof () in
+let disambiguate ~(disambiguator:MatitaTypes.disambiguator) ~currentProof ast =
+ if currentProof#onGoing () then begin
+ let proof = currentProof#proof in
let metasenv = proof#metasenv in
let goal = proof#goal in
let context = canonical_context goal metasenv in
(** eval a toplevel phrase in the current state and return the new state
*)
method parsePhrase s =
- match CicTextualParser2.parse_tactical (Stream.of_string s) with
+ match CicTextualParser2.parse_tactical s with
| (TacticAst.LocatedTactical (loc', tac)) as tactical ->
loc := Some loc';
(match tac with (* update interpreter history *)
| _ -> assert false
method virtual evalTactical:
- (CicAst.term, string) TacticAst.tactical -> state_tag
+ (CicAst.term, string) TacticAst.tactical -> outcome
method evalPhrase s =
debug_print (sprintf "evaluating '%s'" s);
- self#evalTactical (self#parsePhrase s)
+ self#evalTactical (self#parsePhrase (Stream.of_string s))
method evalAst ast = self#evalTactical ast
end
-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
~(disambiguator: MatitaTypes.disambiguator)
- ~(proof_handler: MatitaTypes.proof_handler)
+ ~(currentProof: MatitaTypes.currentProof)
~(console: MatitaTypes.console)
+ ?(mathViewer: MatitaTypes.mathViewer option)
~(dbd: Mysql.dbd)
()
=
inherit interpreterState ~console
method evalTactical = function
| TacticAst.Command TacticAst.Quit ->
- proof_handler.MatitaTypes.quit ();
- Some `Command (* dummy answer, useless *)
+ currentProof#quit ();
+ assert false (* dummy answer, useless *)
| TacticAst.Command TacticAst.Proof ->
(* do nothing, just for compatibility with coq syntax *)
- Some `Command
+ New_state Command
| TacticAst.Command (TacticAst.Baseuri (Some uri)) ->
baseuri := uri;
console#echo_message (sprintf "base uri set to \"%s\"" uri);
- None
+ Quiet
| TacticAst.Command (TacticAst.Baseuri None) ->
console#echo_message (sprintf "base uri is \"%s\"" !baseuri);
- None
+ Quiet
| TacticAst.Command (TacticAst.Check term) ->
let (_, _, term,ugraph) =
- disambiguate ~disambiguator ~proof_handler term
+ disambiguate ~disambiguator ~currentProof term
in
- let (context, metasenv) = get_context_and_metasenv proof_handler in
+ let (context, metasenv) = get_context_and_metasenv currentProof in
let dummyno = CicMkImplicit.new_meta metasenv [] in
let ty,ugraph1 =
CicTypeChecker.type_of_aux' metasenv context term ugraph
(* TASSI: here ugraph1 is unused.... FIXME *)
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#load_sequent (sequent::metasenv) dummyno;
- None
+ (match mathViewer with
+ | None -> ()
+ | Some v -> v#checkTerm sequent metasenv);
+ Quiet
| TacticAst.Command (TacticAst.Search_pat (search_kind, pat)) ->
let uris =
match search_kind with
| _ -> assert false
in
(* TODO ZACK: show URIs to the user *)
- None
+ Quiet
| tactical ->
raise (Command_error (TacticAstPp.pp_tactical tactical))
end
*)
(UriManager.uri_of_string uri, (cicIndTypes, [], paramsno))
- (** Implements phrases that should be accepted only in `Command state *)
+ (* TODO Zack a lot more to be done here:
+ * - save object to disk in xml format
+ * - register uri to the getter
+ * - save universe file *)
+let add_constant_to_world ~dbd ~uri ?body ~ty ~ugraph () =
+ let name = UriManager.name_of_uri uri in
+ let obj = Cic.Constant (name, body, ty, []) in
+ let ugraph = CicUnivUtils.clean_and_fill uri obj ugraph in
+ CicEnvironment.add_type_checked_term uri (obj, ugraph);
+ MetadataDb.index_constant ~dbd
+ ~owner:(Helm_registry.get "matita.owner") ~uri ~body ~ty
+
+ (** Implements phrases that should be accepted only in Command state *)
class commandState
~(disambiguator: MatitaTypes.disambiguator)
- ~(proof_handler: MatitaTypes.proof_handler)
+ ~(currentProof: MatitaTypes.currentProof)
~(console: MatitaTypes.console)
+ ?mathViewer
~(dbd: Mysql.dbd)
()
=
- let shared = new sharedState ~disambiguator ~proof_handler ~console ~dbd () in
+ let shared =
+ new sharedState ~disambiguator ~currentProof ~console ?mathViewer ~dbd ()
+ in
object (self)
inherit interpreterState ~console
in
let uri = UriManager.uri_of_string (qualify name ^ ".con") in
let proof = MatitaProof.proof ~typ:expr ~uri ~metasenv () in
- proof_handler.MatitaTypes.new_proof proof;
- Some `Proof
+ currentProof#start proof;
+ New_state Proof
| TacticAst.Command
(TacticAst.Theorem (_, Some name, type_ast, Some body_ast)) ->
let (_, metasenv, type_cic, ugraph) =
let (subst, metasenv, ugraph) =
CicUnification.fo_unif metasenv [] body_type type_cic ugraph
in
- let body_cic = CicMetaSubst.apply_subst subst body_cic in
- let type_cic = CicMetaSubst.apply_subst subst type_cic in
- let obj =
- Cic.Constant
- ((UriManager.name_of_uri uri), (Some body_cic),type_cic,[])
- in
- let ugraph = CicUnivUtils.clean_and_fill uri obj ugraph in
- CicEnvironment.add_type_checked_term uri (obj, ugraph);
- MetadataDb.index_constant ~dbd
- ~owner:(Helm_registry.get "matita.owner") ~uri
- ~body:(Some body_cic) ~ty:type_cic;
- None
+ let body = CicMetaSubst.apply_subst subst body_cic in
+ let ty = CicMetaSubst.apply_subst subst type_cic in
+ add_constant_to_world ~dbd ~uri ~body ~ty ~ugraph ();
+ Quiet
| TacticAst.Command (TacticAst.Inductive (params, indTypes)) ->
let (uri, (indTypes, params, leftno)) =
inddef_of_ast params indTypes disambiguator
CicEnvironment.put_inductive_definition uri (obj, ugraph);
MetadataDb.index_inductive_def ~dbd
~owner:(Helm_registry.get "matita.owner") ~uri ~types:indTypes;
- None
+ let msgs = ref [] in
+ let elim sort =
+ try
+ let obj = CicElim.elim_of ~sort uri 0 in
+ let (name, body, ty) = split_obj obj in
+ let uri = UriManager.uri_of_string (qualify name ^ ".con") in
+ (* TODO Zack: make CicElim returns a universe *)
+ let ugraph = CicUniv.empty_ugraph in
+ add_constant_to_world ~dbd ~uri ?body ~ty ~ugraph ();
+ msgs := (sprintf "%s defined" name) :: !msgs;
+ with CicElim.Can_t_eliminate -> ()
+ in
+ List.iter elim [ Cic.Prop; Cic.Set; (Cic.Type (CicUniv.fresh ())) ];
+ Echo (String.concat "\n" (List.rev !msgs))
| TacticAst.Command TacticAst.Quit ->
- proof_handler.MatitaTypes.quit ();
- Some `Command (* dummy answer, useless *)
+ currentProof#quit ();
+ New_state Command (* dummy answer, useless *)
| TacticAst.Command TacticAst.Proof ->
(* do nothing, just for compatibility with coq syntax *)
- Some `Command
+ New_state Command
| tactical -> shared#evalTactical tactical
end
end else
FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
- (** Implements phrases that should be accepted only in `Proof state, basically
+ (** Implements phrases that should be accepted only in Proof state, basically
* tacticals *)
class proofState
~(disambiguator: MatitaTypes.disambiguator)
- ~(proof_handler: MatitaTypes.proof_handler)
+ ~(currentProof: MatitaTypes.currentProof)
~(console: MatitaTypes.console)
+ ?mathViewer
~(dbd: Mysql.dbd)
()
=
let disambiguate ast =
- let (_, _, term, _) = disambiguate ~disambiguator ~proof_handler ast in
+ let (_, _, term, _) = disambiguate ~disambiguator ~currentProof ast in
term
in
(** tactic AST -> ProofEngineTypes.tactic *)
| _ ->
MatitaTypes.not_implemented "some tactic"
in
- let shared = new sharedState ~disambiguator ~proof_handler ~console ~dbd () in
+ let shared = new sharedState ~disambiguator ~currentProof ~console ~dbd () in
object (self)
inherit interpreterState ~console
method evalTactical = function
| TacticAst.LocatedTactical (_, tactical) -> self#evalTactical tactical
| TacticAst.Command TacticAst.Abort ->
- proof_handler.MatitaTypes.abort_proof ();
- Some `Command
+ currentProof#abort ();
+ New_state Command
| TacticAst.Command (TacticAst.Undo steps) ->
- (proof_handler.MatitaTypes.get_proof ())#undo ?steps ();
- Some `Proof
+ currentProof#proof#undo ?steps ();
+ New_state Proof
| TacticAst.Command (TacticAst.Redo steps) ->
- (proof_handler.MatitaTypes.get_proof ())#redo ?steps ();
- Some `Proof
+ currentProof#proof#redo ?steps ();
+ New_state 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
+ if not (currentProof#onGoing ()) then assert false;
+ let proof = currentProof#proof in
let (uri, metasenv, bo, ty) = proof#proof in
let uri = MatitaTypes.unopt_uri uri in
+ (* TODO Zack this function probably should not simply fail with
+ * Failure, but rather raise some more meaningful exception *)
if metasenv <> [] then failwith "Proof not completed";
let proved_ty,ugraph =
CicTypeChecker.type_of_aux' [] [] bo CicUniv.empty_ugraph
let b,ugraph =
CicReduction.are_convertible [] proved_ty ty ugraph
in
- if not b then
- failwith "Wrong proof";
- (* TODO Zack [] probably wrong *)
- let obj =
- Cic.Constant ((UriManager.name_of_uri uri), (Some bo),ty,[])
- in
- let ugraph = CicUnivUtils.clean_and_fill uri obj ugraph in
- CicEnvironment.add_type_checked_term uri (obj, ugraph);
- MetadataDb.index_constant ~dbd
- ~owner:(Helm_registry.get "matita.owner") ~uri ~body:(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
- * - register uri to the getter
- * - save universe file *)
- Some `Command
+ if not b then failwith "Wrong proof";
+ add_constant_to_world ~dbd ~uri ~body:bo ~ty ~ugraph ();
+ currentProof#abort ();
+ (match mathViewer with None -> () | Some v -> v#unload ());
+ New_state Command
| TacticAst.Seq tacticals ->
(* TODO Zack check for proof completed at each step? *)
List.iter (fun t -> ignore (self#evalTactical t)) tacticals;
- Some `Proof
+ New_state Proof
| TacticAst.Tactic tactic_phrase ->
let tactic = lookup_tactic tactic_phrase in
- (proof_handler.MatitaTypes.get_proof ())#apply_tactic tactic;
- Some `Proof
+ currentProof#proof#apply_tactic tactic;
+ New_state Proof
| tactical -> shared#evalTactical tactical
end
class interpreter
~(disambiguator: MatitaTypes.disambiguator)
- ~(proof_handler: MatitaTypes.proof_handler)
+ ~(currentProof: MatitaTypes.currentProof)
~(console: MatitaTypes.console)
+ ?mathViewer
~(dbd: Mysql.dbd)
()
=
let commandState =
- new commandState ~disambiguator ~proof_handler ~console ~dbd ()
+ new commandState ~disambiguator ~currentProof ~console ?mathViewer ~dbd ()
in
let proofState =
- new proofState ~disambiguator ~proof_handler ~console ~dbd ()
+ new proofState ~disambiguator ~currentProof ~console ?mathViewer ~dbd ()
in
object (self)
val mutable state = commandState
method endOffset = state#endOffset
method private updateState = function
- | Some `Command -> state <- commandState
- | Some `Proof -> state <- proofState
- | None -> ()
-
- method evalPhrase s =
- let success =
- console#wrap_exn (fun () -> self#updateState (state#evalPhrase s))
- in
- if success then console#clear ();
- success
-
- method evalAst ast =
- let success =
- console#wrap_exn (fun () -> self#updateState (state#evalAst ast))
- in
- if success then console#clear ();
- success
+ | New_state Command -> (state <- commandState)
+ | New_state Proof -> (state <- proofState)
+ | _ -> ()
+
+ method private eval f =
+ let ok () = console#clear (); (true, true) in
+ match console#wrap_exn f with
+ | Some (New_state Command) -> (state <- commandState); ok ()
+ | Some (New_state Proof) -> (state <- proofState); ok ()
+ | Some (Echo msg) -> console#echo_message msg; (true, false)
+ | Some Quiet -> ok ()
+ | None -> (false, false)
+
+ method evalPhrase s = self#eval (fun () -> state#evalPhrase s)
+ method evalAst ast = self#eval (fun () -> state#evalAst ast)
end