1 (* Copyright (C) 2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
28 (* mo file name, ma file name *)
29 exception NMacro of GrafiteAst.loc * GrafiteAst.nmacro
31 type 'a disambiguator_input = string * int * 'a
34 do_heavy_checks: bool ;
37 let basic_eval_unification_hint (t,n) status =
38 NCicUnifHint.add_user_provided_hint status t n
41 let inject_unification_hint =
42 let basic_eval_unification_hint (t,n)
43 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
46 if not alias_only then
47 let t = refresh_uri_in_term t in basic_eval_unification_hint (t,n) status
51 GrafiteTypes.Serializer.register#run "unification_hints"
52 basic_eval_unification_hint
55 let eval_unification_hint status t n =
56 let metasenv,subst,status,t =
57 GrafiteDisambiguate.disambiguate_nterm status None [] [] [] ("",0,t) in
59 let t = NCicUntrusted.apply_subst subst [] t in
60 let status = basic_eval_unification_hint (t,n) status in
61 let dump = inject_unification_hint (t,n)::status#dump in
62 let status = status#set_dump dump in
66 let basic_index_obj l status =
70 List.fold_left (fun t k ->
71 NDiscriminationTree.DiscriminationTree.index t k v)
76 let basic_eval_interpretation ~alias_only (dsc, (symbol, args), cic_appl_pattern) status =
78 if not alias_only then
79 Interpretations.add_interpretation status dsc (symbol, args) cic_appl_pattern
83 let mode = GrafiteAst.WithPreferences (*assert false*) in (* MATITA 1.0 VEDI SOTTO *)
85 [DisambiguateTypes.Symbol (symbol, 0), GrafiteAst.Symbol_alias (symbol,0,dsc)]
87 GrafiteDisambiguate.set_proof_aliases status ~implicit_aliases:false mode diff
90 let inject_interpretation =
91 let basic_eval_interpretation (dsc, (symbol, args), cic_appl_pattern)
92 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
97 NotationPt.NRefPattern (NReference.Ref (uri,spec)) ->
98 NotationPt.NRefPattern
99 (NReference.reference_of_spec (NCicLibrary.refresh_uri uri) spec)
100 | NotationPt.VarPattern _
101 | NotationPt.ImplicitPattern as x -> x
102 | NotationPt.ApplPattern l -> NotationPt.ApplPattern (List.map refresh l)
104 let cic_appl_pattern = refresh cic_appl_pattern in
105 basic_eval_interpretation ~alias_only (dsc, (symbol, args), cic_appl_pattern)
107 GrafiteTypes.Serializer.register#run "interpretation"
108 basic_eval_interpretation
111 let eval_interpretation status data=
112 let status = basic_eval_interpretation ~alias_only:false data status in
113 let dump = inject_interpretation data::status#dump in
117 let basic_eval_alias (mode,diff) status =
118 GrafiteDisambiguate.set_proof_aliases status ~implicit_aliases:false mode diff
122 let basic_eval_alias (mode,diff) ~refresh_uri_in_universe ~refresh_uri_in_term
123 ~refresh_uri_in_reference ~alias_only =
124 basic_eval_alias (mode,diff)
126 GrafiteTypes.Serializer.register#run "alias" basic_eval_alias
129 let eval_alias status data=
130 let status = basic_eval_alias data status in
131 let dump = inject_alias data::status#dump in
135 let basic_eval_input_notation (l1,l2) status =
136 GrafiteParser.extend status l1
138 NotationPt.AttributedTerm
139 (`Loc loc,TermContentPres.instantiate_level2 env l2))
142 let inject_input_notation =
143 let basic_eval_input_notation (l1,l2)
144 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
147 if not alias_only then
149 CicNotationParser.refresh_uri_in_checked_l1_pattern
150 ~refresh_uri_in_term ~refresh_uri_in_reference l1 in
151 let l2 = NotationUtil.refresh_uri_in_term
152 ~refresh_uri_in_term ~refresh_uri_in_reference l2
154 basic_eval_input_notation (l1,l2) status
158 GrafiteTypes.Serializer.register#run "input_notation"
159 basic_eval_input_notation
162 let eval_input_notation status data=
163 let status = basic_eval_input_notation data status in
164 let dump = inject_input_notation data::status#dump in
168 let basic_eval_output_notation (l1,l2) status =
169 TermContentPres.add_pretty_printer status l2 l1
172 let inject_output_notation =
173 let basic_eval_output_notation (l1,l2)
174 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
177 if not alias_only then
179 CicNotationParser.refresh_uri_in_checked_l1_pattern
180 ~refresh_uri_in_term ~refresh_uri_in_reference l1 in
181 let l2 = NotationUtil.refresh_uri_in_term
182 ~refresh_uri_in_term ~refresh_uri_in_reference l2
184 basic_eval_output_notation (l1,l2) status
188 GrafiteTypes.Serializer.register#run "output_notation"
189 basic_eval_output_notation
192 let eval_output_notation status data=
193 let status = basic_eval_output_notation data status in
194 let dump = inject_output_notation data::status#dump in
198 let record_index_obj =
199 let aux l ~refresh_uri_in_universe
200 ~refresh_uri_in_term ~refresh_uri_in_reference ~alias_only status
202 if not alias_only then
205 (fun ks,v -> List.map refresh_uri_in_term ks, refresh_uri_in_term v)
210 GrafiteTypes.Serializer.register#run "index_obj" aux
213 let compute_keys status uri height kind =
214 let mk_item ty spec =
215 let orig_ty = NTacStatus.mk_cic_term [] ty in
216 let status,keys = NnAuto.keys_of_type status orig_ty in
220 snd (NTacStatus.term_of_cic_term status t (NTacStatus.ctx_of t)))
223 keys,NCic.Const(NReference.reference_of_spec uri spec)
227 | NCic.Fixpoint (ind,ifl,_) ->
229 (fun (_,_,rno,ty,_) i ->
230 if ind then mk_item ty (NReference.Fix (i,rno,height))
231 else mk_item ty (NReference.CoFix height)) ifl
232 | NCic.Inductive (b,lno,itl,_) ->
234 (fun (_,_,ty,_) i -> mk_item ty (NReference.Ind (b,i,lno))) itl
236 List.map (fun ((_,_,ty),i,j) -> mk_item ty (NReference.Con (i,j+1,lno)))
237 (List.flatten (HExtlib.list_mapi
238 (fun (_,_,_,cl) i -> HExtlib.list_mapi (fun x j-> x,i,j) cl)
240 | NCic.Constant (_,_,Some _, ty, _) ->
241 [ mk_item ty (NReference.Def height) ]
242 | NCic.Constant (_,_,None, ty, _) ->
243 [ mk_item ty NReference.Decl ]
247 let keys = List.filter
250 | (NCic.Appl (NCic.Meta _::_)) -> false
256 HLog.debug ("Indexing:" ^
257 NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t);
258 HLog.debug ("With keys:" ^ String.concat "\n" (List.map (fun t ->
259 NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t) keys));
264 HLog.debug ("Not indexing:" ^
265 NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t);
271 let index_obj_for_auto status (uri, height, _, _, kind) =
272 (*prerr_endline (string_of_int height);*)
273 let data = compute_keys status uri height kind in
274 let status = basic_index_obj data status in
275 let dump = record_index_obj data :: status#dump in
279 let index_eq uri status =
280 let eq_status = status#eq_cache in
281 let eq_status1 = NCicParamod.index_obj eq_status uri in
282 status#set_eq_cache eq_status1
285 let record_index_eq =
286 let basic_index_eq uri
287 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
289 = if not alias_only then index_eq (NCicLibrary.refresh_uri uri) status else
292 GrafiteTypes.Serializer.register#run "index_eq" basic_index_eq
295 let index_eq_for_auto status uri =
296 if NnAuto.is_a_fact_obj status uri then
297 let newstatus = index_eq uri status in
298 if newstatus#eq_cache == status#eq_cache then status
300 ((*prerr_endline ("recording " ^ (NUri.string_of_uri uri));*)
301 let dump = record_index_eq uri :: newstatus#dump
302 in newstatus#set_dump dump)
304 ((*prerr_endline "Not a fact";*)
308 let basic_eval_add_constraint (u1,u2) status =
309 NCicLibrary.add_constraint status u1 u2
312 let inject_constraint =
313 let basic_eval_add_constraint (u1,u2)
314 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
317 if not alias_only then
318 let u1 = refresh_uri_in_universe u1 in
319 let u2 = refresh_uri_in_universe u2 in
320 basic_eval_add_constraint (u1,u2) status
324 GrafiteTypes.Serializer.register#run "constraints" basic_eval_add_constraint
327 let eval_add_constraint status u1 u2 =
328 let status = basic_eval_add_constraint (u1,u2) status in
329 let dump = inject_constraint (u1,u2)::status#dump in
330 let status = status#set_dump dump in
334 let eval_ng_tac tac =
335 let rec aux f (text, prefix_len, tac) =
337 | GrafiteAst.NApply (_loc, t) -> NTactics.apply_tac (text,prefix_len,t)
338 | GrafiteAst.NSmartApply (_loc, t) ->
339 NnAuto.smart_apply_tac (text,prefix_len,t)
340 | GrafiteAst.NAssert (_loc, seqs) ->
343 (function (hyps,concl) ->
346 (id,`Decl t) -> id,`Decl (text,prefix_len,t)
347 |(id,`Def (b,t))->id,`Def((text,prefix_len,b),(text,prefix_len,t))
349 (text,prefix_len,concl))
351 | GrafiteAst.NAuto (_loc, (None,a)) ->
352 NnAuto.auto_tac ~params:(None,a) ?trace_ref:None
353 | GrafiteAst.NAuto (_loc, (Some l,a)) ->
355 ~params:(Some List.map (fun x -> "",0,x) l,a) ?trace_ref:None
356 | GrafiteAst.NBranch _ -> NTactics.branch_tac ~force:false
357 | GrafiteAst.NCases (_loc, what, where) ->
359 ~what:(text,prefix_len,what)
360 ~where:(text,prefix_len,where)
361 | GrafiteAst.NCase1 (_loc,n) -> NTactics.case1_tac n
362 | GrafiteAst.NChange (_loc, pat, ww) ->
364 ~where:(text,prefix_len,pat) ~with_what:(text,prefix_len,ww)
365 | GrafiteAst.NConstructor (_loc,num,args) ->
366 NTactics.constructor_tac
367 ?num ~args:(List.map (fun x -> text,prefix_len,x) args)
368 | GrafiteAst.NCut (_loc, t) -> NTactics.cut_tac (text,prefix_len,t)
369 (*| GrafiteAst.NDiscriminate (_,what) -> NDestructTac.discriminate_tac ~what:(text,prefix_len,what)
370 | GrafiteAst.NSubst (_,what) -> NDestructTac.subst_tac ~what:(text,prefix_len,what)*)
371 | GrafiteAst.NClear (_loc, l) -> NTactics.clear_tac l
372 | GrafiteAst.NDestruct (_,dom,skip) -> NDestructTac.destruct_tac dom skip
373 | GrafiteAst.NDot _ -> NTactics.dot_tac
374 | GrafiteAst.NElim (_loc, what, where) ->
376 ~what:(text,prefix_len,what)
377 ~where:(text,prefix_len,where)
378 | GrafiteAst.NFocus (_,l) -> NTactics.focus_tac l
379 | GrafiteAst.NGeneralize (_loc, where) ->
380 NTactics.generalize_tac ~where:(text,prefix_len,where)
381 | GrafiteAst.NId _ -> (fun x -> x)
382 | GrafiteAst.NIntro (_loc,n) -> NTactics.intro_tac n
383 | GrafiteAst.NIntros (_loc,ns) -> NTactics.intros_tac ns
384 | GrafiteAst.NInversion (_loc, what, where) ->
385 NTactics.inversion_tac
386 ~what:(text,prefix_len,what)
387 ~where:(text,prefix_len,where)
388 | GrafiteAst.NLApply (_loc, t) -> NTactics.lapply_tac (text,prefix_len,t)
389 | GrafiteAst.NLetIn (_loc,where,what,name) ->
390 NTactics.letin_tac ~where:(text,prefix_len,where)
391 ~what:(text,prefix_len,what) name
392 | GrafiteAst.NMerge _ -> NTactics.merge_tac
393 | GrafiteAst.NPos (_,l) -> NTactics.pos_tac l
394 | GrafiteAst.NPosbyname (_,s) -> NTactics.case_tac s
395 | GrafiteAst.NReduce (_loc, reduction, where) ->
396 NTactics.reduce_tac ~reduction ~where:(text,prefix_len,where)
397 | GrafiteAst.NRewrite (_loc,dir,what,where) ->
398 NTactics.rewrite_tac ~dir ~what:(text,prefix_len,what)
399 ~where:(text,prefix_len,where)
400 | GrafiteAst.NSemicolon _ -> fun x -> x
401 | GrafiteAst.NShift _ -> NTactics.shift_tac
402 | GrafiteAst.NSkip _ -> NTactics.skip_tac
403 | GrafiteAst.NUnfocus _ -> NTactics.unfocus_tac
404 | GrafiteAst.NWildcard _ -> NTactics.wildcard_tac
405 | GrafiteAst.NTry (_,tac) -> NTactics.try_tac
406 (f f (text, prefix_len, tac))
407 | GrafiteAst.NAssumption _ -> NTactics.assumption_tac
408 | GrafiteAst.NBlock (_,l) ->
409 NTactics.block_tac (List.map (fun x -> aux f (text,prefix_len,x)) l)
410 |GrafiteAst.NRepeat (_,tac) ->
411 NTactics.repeat_tac (f f (text, prefix_len, tac))
413 aux aux tac (* trick for non uniform recursion call *)
416 let subst_metasenv_and_fix_names status =
417 let u,h,metasenv, subst,o = status#obj in
419 NCicUntrusted.map_obj_kind ~skip_body:true
420 (NCicUntrusted.apply_subst subst []) o
422 status#set_obj(u,h,NCicUntrusted.apply_subst_metasenv subst metasenv,subst,o)
425 let is_proof_irrelevant context ty =
427 NCicReduction.whd ~subst:[] context
428 (NCicTypeChecker.typeof ~subst:[] ~metasenv:[] context ty)
430 NCic.Sort NCic.Prop -> true
431 | NCic.Sort _ -> false
435 let rec relevance_of ?(context=[]) ty =
436 match NCicReduction.whd ~subst:[] context ty with
438 not (is_proof_irrelevant context s) ::
439 relevance_of ~context:((n,NCic.Decl s)::context) t
443 let compute_relevance uri =
445 NCic.Constant (_,name,bo,ty,attrs) ->
446 let relevance = relevance_of ty in
447 NCic.Constant (relevance,name,bo,ty,attrs)
448 | NCic.Fixpoint (ind,funs,attrs) ->
451 (fun (_,name,recno,ty,bo) ->
452 let relevance = relevance_of ty in
453 relevance,name,recno,ty,bo
456 NCic.Fixpoint (ind,funs,attrs)
457 | NCic.Inductive (ind,leftno,tys,attrs) ->
459 List.rev_map (fun (_,name,arity,_) -> name,NCic.Decl arity) tys in
460 let tysno = List.length tys in
463 (fun (_,name,arity,cons) ->
464 let relevance = relevance_of arity in
469 NCicTypeChecker.debruijn uri tysno ~subst:[] [] ty in
470 let relevance = relevance_of ~context dety in
474 (relevance,name,arity,cons)
477 NCic.Inductive (ind,leftno,tys,attrs)
481 let rec eval_ncommand ~include_paths opts status (text,prefix_len,cmd) =
483 | GrafiteAst.Include (loc, mode, fname) ->
484 let _root, baseuri, _fullpath, _rrelpath =
485 Librarian.baseuri_of_script ~include_paths fname in
486 let baseuri = NUri.uri_of_string baseuri in
487 (* MATITA 1.0: keep WithoutPreferences? *)
488 let alias_only = (mode = GrafiteAst.OnlyPreferences) in
490 GrafiteTypes.Serializer.require ~alias_only ~baseuri status in
491 let status = status#set_dump (obj::status#dump) in
492 let status = status#set_dependencies (fname::status#dependencies) in
494 | GrafiteAst.UnificationHint (loc, t, n) -> eval_unification_hint status t n
495 | GrafiteAst.NCoercion (loc, name, t, ty, source, target) ->
496 let status, composites =
497 NCicCoercDeclaration.eval_ncoercion status name t ty source target in
498 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
499 let aliases = GrafiteDisambiguate.aliases_for_objs composites in
500 eval_alias status (mode,aliases)
501 | GrafiteAst.NQed loc ->
502 if status#ng_mode <> `ProofMode then
503 raise (GrafiteTypes.Command_error "Not in proof mode")
505 let uri,height,menv,subst,obj_kind = status#obj in
508 (GrafiteTypes.Command_error"You can't Qed an incomplete theorem")
511 NCicUntrusted.map_obj_kind
512 (NCicUntrusted.apply_subst subst []) obj_kind in
513 let height = NCicTypeChecker.height_of_obj_kind uri [] obj_kind in
514 (* fix the height inside the object *)
515 let rec fix () = function
516 | NCic.Const (NReference.Ref (u,spec)) when NUri.eq u uri ->
517 NCic.Const (NReference.reference_of_spec u
519 | NReference.Def _ -> NReference.Def height
520 | NReference.Fix (i,j,_) -> NReference.Fix(i,j,height)
521 | NReference.CoFix _ -> NReference.CoFix height
522 | NReference.Ind _ | NReference.Con _
523 | NReference.Decl as s -> s))
524 | t -> NCicUtils.map (fun _ () -> ()) () fix t
529 NCicUntrusted.map_obj_kind (fix ()) obj_kind
532 let obj_kind = compute_relevance uri obj_kind in
533 let obj = uri,height,[],[],obj_kind in
534 let old_status = status in
535 let status = NCicLibrary.add_obj status obj in
538 NCic.Constant (_,_,_,_,(_,`Example,_))
539 | NCic.Fixpoint (_,_,(_,`Example,_)) -> false
544 let status = index_obj_for_auto status obj in
545 (try index_eq_for_auto status uri
552 with _ -> prerr_endline "got an exception"; status
554 (* prerr_endline (NCicPp.ppobj obj); *)
555 HLog.message ("New object: " ^ NUri.string_of_uri uri);
557 (*prerr_endline (NCicPp.ppobj obj);*)
558 let boxml = NCicElim.mk_elims obj in
559 let boxml = boxml @ NCicElim.mk_projections obj in
562 let timestamp,uris_rev =
564 (fun (status,uris_rev) (uri,_,_,_,_) as obj ->
565 let status = NCicLibrary.add_obj status obj in
567 ) (status,[]) objs in
568 let uris = uri::List.rev uris_rev in
570 let status = status#set_ng_mode `CommandMode in
571 let xxaliases = GrafiteDisambiguate.aliases_for_objs [uri] in
572 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
573 let status = eval_alias status (mode,xxaliases) in
579 eval_ncommand ~include_paths opts status
580 ("",0,GrafiteAst.NObj (HExtlib.dummy_floc,boxml))
582 if nstatus#ng_mode <> `CommandMode then
584 (*HLog.warn "error in generating projection/eliminator";*)
585 assert(status#ng_mode = `CommandMode);
591 | MultiPassDisambiguator.DisambiguationError _
592 | NCicTypeChecker.TypeCheckerFailure _ ->
593 (*HLog.warn "error in generating projection/eliminator";*)
596 let _,_,_,_,nobj = obj in
597 let status = match nobj with
598 NCic.Inductive (is_ind,leftno,[it],_) ->
599 let _,ind_name,ty,cl = it in
601 (fun status outsort ->
602 let status = status#set_ng_mode `ProofMode in
605 NInversion.mk_inverter
606 (ind_name ^ "_inv_" ^
607 (snd (NCicElim.ast_of_sort outsort)))
608 is_ind it leftno outsort status status#baseuri in
609 let _,_,menv,_,_ = invobj in
611 [] -> eval_ncommand ~include_paths opts status
612 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
615 with _ -> (*HLog.warn "error in generating inversion principle"; *)
616 let status = status#set_ng_mode `CommandMode in status)
619 List.map (fun s -> NCic.Type s) (NCicEnvironment.get_universes ()))
624 _,_,_,_,NCic.Inductive
625 (true,leftno,[_,_,_,[_,_,_]],(_,`Record fields))
628 (fun (name,is_coercion,arity) ->
629 if is_coercion then Some(name,leftno,arity) else None) fields
633 (fun status (name,cpos,arity) ->
635 let metasenv,subst,status,t =
636 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
637 ("",0,NotationPt.Ident (name,None)) in
638 assert (metasenv = [] && subst = []);
640 NCicCoercDeclaration.
641 basic_eval_and_record_ncoercion_from_t_cpos_arity
642 status (name,t,cpos,arity) in
643 let aliases = GrafiteDisambiguate.aliases_for_objs nuris in
644 eval_alias status (mode,aliases)
645 with MultiPassDisambiguator.DisambiguationError _->
646 HLog.warn ("error in generating coercion: "^name);
653 NCicLibrary.time_travel old_status;
655 | GrafiteAst.NCopy (log,tgt,src_uri, map) ->
656 if status#ng_mode <> `CommandMode then
657 raise (GrafiteTypes.Command_error "Not in command mode")
659 let tgt_uri_ext, old_ok =
660 match NCicEnvironment.get_checked_obj src_uri with
661 | _,_,[],[], (NCic.Inductive _ as ok) -> ".ind", ok
662 | _,_,[],[], (NCic.Fixpoint _ as ok) -> ".con", ok
663 | _,_,[],[], (NCic.Constant _ as ok) -> ".con", ok
666 let tgt_uri = NUri.uri_of_string (status#baseuri^"/"^tgt^tgt_uri_ext) in
667 let map = (src_uri, tgt_uri) :: map in
669 let rec subst () = function
670 | NCic.Meta _ -> assert false
671 | NCic.Const (NReference.Ref (u,spec)) as t ->
673 (NReference.reference_of_spec (List.assoc u map)spec)
675 | t -> NCicUtils.map (fun _ _ -> ()) () subst t
677 NCicUntrusted.map_obj_kind ~skip_body:false (subst ()) old_ok
679 let ninitial_stack = Continuationals.Stack.of_nmetasenv [] in
680 let status = status#set_obj (tgt_uri,0,[],[],ok) in
681 (*prerr_endline (NCicPp.ppobj (tgt_uri,0,[],[],ok));*)
682 let status = status#set_stack ninitial_stack in
683 let status = subst_metasenv_and_fix_names status in
684 let status = status#set_ng_mode `ProofMode in
685 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
686 | GrafiteAst.NObj (loc,obj) ->
687 if status#ng_mode <> `CommandMode then
688 raise (GrafiteTypes.Command_error "Not in command mode")
691 GrafiteDisambiguate.disambiguate_nobj status
692 ~baseuri:status#baseuri (text,prefix_len,obj) in
693 let uri,height,nmenv,nsubst,nobj = obj in
694 let ninitial_stack = Continuationals.Stack.of_nmetasenv nmenv in
695 let status = status#set_obj obj in
696 let status = status#set_stack ninitial_stack in
697 let status = subst_metasenv_and_fix_names status in
698 let status = status#set_ng_mode `ProofMode in
701 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
703 | GrafiteAst.NDiscriminator (_,_) -> assert false (*(loc, indty) ->
704 if status#ng_mode <> `CommandMode then
705 raise (GrafiteTypes.Command_error "Not in command mode")
707 let status = status#set_ng_mode `ProofMode in
708 let metasenv,subst,status,indty =
709 GrafiteDisambiguate.disambiguate_nterm None status [] [] [] (text,prefix_len,indty) in
710 let indtyno, (_,_,tys,_,_) = match indty with
711 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
712 indtyno, NCicEnvironment.get_checked_indtys r
713 | _ -> prerr_endline ("engine: indty expected... (fix this error message)"); assert false in
714 let it = List.nth tys indtyno in
715 let status,obj = NDestructTac.mk_discriminator it status in
716 let _,_,menv,_,_ = obj in
718 [] -> eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
719 | _ -> prerr_endline ("Discriminator: non empty metasenv");
721 | GrafiteAst.NInverter (loc, name, indty, selection, sort) ->
722 if status#ng_mode <> `CommandMode then
723 raise (GrafiteTypes.Command_error "Not in command mode")
725 let metasenv,subst,status,sort = match sort with
726 | None -> [],[],status,NCic.Sort NCic.Prop
728 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
731 assert (metasenv = []);
732 let sort = NCicReduction.whd ~subst [] sort in
737 raise (Invalid_argument (Printf.sprintf
738 "ninverter: found target %s, which is not a sort"
739 (NCicPp.ppterm ~metasenv ~subst ~context:[] sort))) in
740 let status = status#set_ng_mode `ProofMode in
741 let metasenv,subst,status,indty =
742 GrafiteDisambiguate.disambiguate_nterm status None [] [] subst
743 (text,prefix_len,indty) in
744 let indtyno,(_,leftno,tys,_,_) =
746 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
747 indtyno, NCicEnvironment.get_checked_indtys r
749 prerr_endline ("engine: indty =" ^ NCicPp.ppterm ~metasenv:[]
750 ~subst:[] ~context:[] indty);
752 let it = List.nth tys indtyno in
754 NInversion.mk_inverter name true it leftno ?selection sort
755 status status#baseuri in
756 let _,_,menv,_,_ = obj in
759 eval_ncommand ~include_paths opts status
760 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
762 | GrafiteAst.NUnivConstraint (loc,u1,u2) ->
763 eval_add_constraint status [`Type,u1] [`Type,u2]
764 (* ex lexicon commands *)
765 | GrafiteAst.Interpretation (loc, dsc, (symbol, args), cic_appl_pattern) ->
766 let cic_appl_pattern =
767 GrafiteDisambiguate.disambiguate_cic_appl_pattern status args
770 eval_interpretation status (dsc,(symbol, args),cic_appl_pattern)
771 | GrafiteAst.Notation (loc, dir, l1, associativity, precedence, l2) ->
773 CicNotationParser.check_l1_pattern
774 l1 (dir = Some `RightToLeft) precedence associativity
777 if dir <> Some `RightToLeft then eval_input_notation status (l1,l2)
780 if dir <> Some `LeftToRight then eval_output_notation status (l1,l2)
782 | GrafiteAst.Alias (loc, spec) ->
784 (*CSC: Warning: this code should be factorized with the corresponding
785 code in DisambiguatePp *)
787 | GrafiteAst.Ident_alias (id,uri) ->
788 [DisambiguateTypes.Id id,spec]
789 | GrafiteAst.Symbol_alias (symb, instance, desc) ->
790 [DisambiguateTypes.Symbol (symb,instance),spec]
791 | GrafiteAst.Number_alias (instance,desc) ->
792 [DisambiguateTypes.Num instance,spec]
794 let mode = GrafiteAst.WithPreferences in(*assert false in (* VEDI SOPRA *) MATITA 1.0*)
795 eval_alias status (mode,diff)
798 let eval_comment opts status (text,prefix_len,c) = status
800 let rec eval_executable ~include_paths opts status (text,prefix_len,ex) =
802 | GrafiteAst.NTactic (_(*loc*), tacl) ->
803 if status#ng_mode <> `ProofMode then
804 raise (GrafiteTypes.Command_error "Not in proof mode")
809 let status = eval_ng_tac (text,prefix_len,tac) status in
810 subst_metasenv_and_fix_names status)
814 | GrafiteAst.NCommand (_, cmd) ->
815 eval_ncommand ~include_paths opts status (text,prefix_len,cmd)
816 | GrafiteAst.NMacro (loc, macro) ->
817 raise (NMacro (loc,macro))
819 and eval_ast ~include_paths ?(do_heavy_checks=false) status (text,prefix_len,st)
821 let opts = { do_heavy_checks = do_heavy_checks ; } in
823 | GrafiteAst.Executable (_,ex) ->
824 eval_executable ~include_paths opts status (text,prefix_len,ex)
825 | GrafiteAst.Comment (_,c) ->
826 eval_comment opts status (text,prefix_len,c)