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
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
| 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 (_, _, term) = disambiguate ~disambiguator ~proof_handler term in
let (context, metasenv) = get_context_and_metasenv proof_handler in
method evalTactical = function
| TacticAst.LocatedTactical (_, tactical) -> self#evalTactical tactical
- | TacticAst.Command (TacticAst.Theorem (_, name_opt, ast, None)) ->
+ | TacticAst.Command (TacticAst.Theorem (_, Some name, ast, None)) ->
let (_, metasenv, expr) = disambiguator#disambiguateTermAst ast in
- let uri =
- match name_opt with
- | None -> None
- | Some name -> Some (uri name)
- in
- let proof = MatitaProof.proof ~typ:expr ?uri ~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.Command (TacticAst.Redo steps) ->
(proof_handler.MatitaTypes.get_proof ())#redo ?steps ();
Some `Proof
- | TacticAst.Command (TacticAst.Qed name_opt) ->
+ | 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
- (match name_opt with
- | None -> ()
- | Some name -> proof#set_uri (uri name));
let (uri, metasenv, bo, ty) = proof#proof in
let uri = MatitaTypes.unopt_uri uri in
if metasenv <> [] then failwith "Proof not completed";
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
method reset = state <- commandState
+ method endOffset = state#endOffset
+
method private updateState = function
| Some `Command -> state <- commandState
| Some `Proof -> state <- proofState
| None -> ()
- method evalPhrase s =
+ method evalPhrase ?(transparent = false) s =
try
self#updateState (state#evalPhrase s)
with exn ->
- console#echo_error (sprintf "Uncaught exception: %s"
- (Printexc.to_string exn))
-
-(*
- method evalAll s =
- let get_end_pos = function
- | TacticAst.LocatedTactical ((_, end_pos), _) -> end_pos.Lexing.pos_cnum
- | _ -> assert false
- in
- let str_len = String.length s in
- let rec aux offset =
- let tactical =
- self#parsePhrase (String.sub s offset (str_len - offset))
- in
- self#updateState (state#evalTactical tactical);
- let next_offset = get_end_pos tactical + offset in
- if next_offset = str_len - 1 then
- in
-*)
+ if transparent then
+ raise exn
+ else
+ console#echo_error (sprintf "Uncaught exception: %s"
+ (Printexc.to_string exn))
end