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 (status :> NCic.status) t in
48 basic_eval_unification_hint (t,n) status
52 GrafiteTypes.Serializer.register#run "unification_hints"
53 basic_eval_unification_hint
56 let eval_unification_hint status t n =
57 let newast,metasenv,subst,status,t =
58 GrafiteDisambiguate.disambiguate_nterm status None [] [] [] ("",0,t) in
60 let t = NCicUntrusted.apply_subst status subst [] t in
61 let status = basic_eval_unification_hint (t,n) status in
62 NCicLibrary.dump_obj status (inject_unification_hint (t,n))
65 let basic_index_obj l status =
69 List.fold_left (fun t k ->
70 NDiscriminationTree.DiscriminationTree.index t k v)
75 let basic_eval_interpretation ~alias_only (dsc, (symbol, args), cic_appl_pattern) status =
77 if not alias_only then
78 Interpretations.add_interpretation status dsc (symbol, args) cic_appl_pattern
82 let mode = GrafiteAst.WithPreferences (*assert false*) in (* MATITA 1.0 VEDI SOTTO *)
84 (* FIXME! the uri should be filled with something meaningful! *)
85 [DisambiguateTypes.Symbol (symbol, Some (None,dsc)),
86 GrafiteAst.Symbol_alias (symbol,None,dsc)]
88 GrafiteDisambiguate.set_proof_aliases status ~implicit_aliases:false mode diff
91 let inject_interpretation =
92 let basic_eval_interpretation (dsc, (symbol, args), cic_appl_pattern)
93 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
98 NotationPt.NRefPattern (NReference.Ref (uri,spec)) ->
99 NotationPt.NRefPattern
100 (NReference.reference_of_spec (NCicLibrary.refresh_uri uri) spec)
101 | NotationPt.VarPattern _
102 | NotationPt.ImplicitPattern as x -> x
103 | NotationPt.ApplPattern l -> NotationPt.ApplPattern (List.map refresh l)
105 let cic_appl_pattern = refresh cic_appl_pattern in
106 basic_eval_interpretation ~alias_only (dsc, (symbol, args), cic_appl_pattern)
108 GrafiteTypes.Serializer.register#run "interpretation"
109 basic_eval_interpretation
112 let eval_interpretation status data=
113 let status = basic_eval_interpretation ~alias_only:false data status in
114 NCicLibrary.dump_obj status (inject_interpretation data)
117 let basic_eval_alias (mode,diff) status =
118 prerr_endline "basic_eval_alias";
119 GrafiteDisambiguate.set_proof_aliases status ~implicit_aliases:false mode diff
123 let basic_eval_alias (mode,diff) ~refresh_uri_in_universe ~refresh_uri_in_term
124 ~refresh_uri_in_reference ~alias_only =
125 basic_eval_alias (mode,diff)
127 GrafiteTypes.Serializer.register#run "alias" basic_eval_alias
130 let eval_alias status data=
131 let status = basic_eval_alias data status in
132 NCicLibrary.dump_obj status (inject_alias data)
135 let basic_eval_input_notation (l1,l2) status =
136 GrafiteParser.extend status l1
138 NotationPt.AttributedTerm
139 (`Loc loc,TermContentPres.instantiate_level2 status 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_term (status:>NCic.status))
151 ~refresh_uri_in_reference l1 in
152 let l2 = NotationUtil.refresh_uri_in_term
153 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
154 ~refresh_uri_in_reference l2
156 basic_eval_input_notation (l1,l2) status
160 GrafiteTypes.Serializer.register#run "input_notation"
161 basic_eval_input_notation
164 let eval_input_notation status data=
165 let status = basic_eval_input_notation data status in
166 NCicLibrary.dump_obj status (inject_input_notation data)
169 let basic_eval_output_notation (l1,l2) status =
170 TermContentPres.add_pretty_printer status l2 l1
173 let inject_output_notation =
174 let basic_eval_output_notation (l1,l2)
175 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
178 if not alias_only then
180 CicNotationParser.refresh_uri_in_checked_l1_pattern
181 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
182 ~refresh_uri_in_reference l1 in
183 let l2 = NotationUtil.refresh_uri_in_term
184 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
185 ~refresh_uri_in_reference l2
187 basic_eval_output_notation (l1,l2) status
191 GrafiteTypes.Serializer.register#run "output_notation"
192 basic_eval_output_notation
195 let eval_output_notation status data=
196 let status = basic_eval_output_notation data status in
197 NCicLibrary.dump_obj status (inject_output_notation data)
200 let record_index_obj =
201 let aux l ~refresh_uri_in_universe
202 ~refresh_uri_in_term ~refresh_uri_in_reference ~alias_only status
204 let refresh_uri_in_term = refresh_uri_in_term (status:>NCic.status) in
205 if not alias_only then
208 (fun ks,v -> List.map refresh_uri_in_term ks, refresh_uri_in_term v)
213 GrafiteTypes.Serializer.register#run "index_obj" aux
216 let compute_keys status uri height kind =
217 let mk_item ty spec =
218 let orig_ty = NTacStatus.mk_cic_term [] ty in
219 let status,keys = NnAuto.keys_of_type status orig_ty in
223 snd (NTacStatus.term_of_cic_term status t (NTacStatus.ctx_of t)))
226 keys,NCic.Const(NReference.reference_of_spec uri spec)
230 | NCic.Fixpoint (ind,ifl,_) ->
232 (fun (_,_,rno,ty,_) i ->
233 if ind then mk_item ty (NReference.Fix (i,rno,height))
234 else mk_item ty (NReference.CoFix height)) ifl
235 | NCic.Inductive (b,lno,itl,_) ->
237 (fun (_,_,ty,_) i -> mk_item ty (NReference.Ind (b,i,lno))) itl
239 List.map (fun ((_,_,ty),i,j) -> mk_item ty (NReference.Con (i,j+1,lno)))
240 (List.flatten (HExtlib.list_mapi
241 (fun (_,_,_,cl) i -> HExtlib.list_mapi (fun x j-> x,i,j) cl)
243 | NCic.Constant (_,_,Some _, ty, _) ->
244 [ mk_item ty (NReference.Def height) ]
245 | NCic.Constant (_,_,None, ty, _) ->
246 [ mk_item ty NReference.Decl ]
250 let keys = List.filter
253 | (NCic.Appl (NCic.Meta _::_)) -> false
259 HLog.debug ("Indexing:" ^
260 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t);
261 HLog.debug ("With keys:" ^ String.concat "\n" (List.map (fun t ->
262 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t) keys));
267 HLog.debug ("Not indexing:" ^
268 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t);
274 let index_obj_for_auto status (uri, height, _, _, kind) =
275 (*prerr_endline (string_of_int height);*)
276 let data = compute_keys status uri height kind in
277 let status = basic_index_obj data status in
278 NCicLibrary.dump_obj status (record_index_obj data)
281 let index_eq uri status =
282 let eq_status = status#eq_cache in
283 let eq_status = NCicParamod.index_obj status eq_status uri in
284 status#set_eq_cache eq_status
287 let record_index_eq =
288 let basic_index_eq uri
289 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
291 = if not alias_only then index_eq (NCicLibrary.refresh_uri uri) status else
294 GrafiteTypes.Serializer.register#run "index_eq" basic_index_eq
297 let index_eq_for_auto status uri =
298 if NnAuto.is_a_fact_obj status uri then
299 let newstatus = index_eq uri status in
300 if newstatus#eq_cache == status#eq_cache then status
302 ((*prerr_endline ("recording " ^ (NUri.string_of_uri uri));*)
303 NCicLibrary.dump_obj newstatus (record_index_eq uri))
305 ((*prerr_endline "Not a fact";*)
309 let inject_constraint =
310 let basic_eval_add_constraint (u1,u2)
311 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
314 if not alias_only then
315 let u1 = refresh_uri_in_universe u1 in
316 let u2 = refresh_uri_in_universe u2 in
317 (* NCicLibrary.add_constraint adds the constraint to the NCicEnvironment
318 * and also to the storage (for undo/redo). During inclusion of compiled
319 * files the storage must not be touched. *)
320 NCicEnvironment.add_lt_constraint u1 u2;
325 GrafiteTypes.Serializer.register#run "constraints" basic_eval_add_constraint
328 let eval_add_constraint status u1 u2 =
329 let status = NCicLibrary.add_constraint status u1 u2 in
330 NCicLibrary.dump_obj status (inject_constraint (u1,u2))
333 let eval_ng_tac tac =
334 let rec aux f (text, prefix_len, tac) =
336 | GrafiteAst.NApply (_loc, t) -> NTactics.apply_tac (text,prefix_len,t)
337 | GrafiteAst.NSmartApply (_loc, t) ->
338 NnAuto.smart_apply_tac (text,prefix_len,t)
339 | GrafiteAst.NAssert (_loc, seqs) ->
342 (function (hyps,concl) ->
345 (id,`Decl t) -> id,`Decl (text,prefix_len,t)
346 |(id,`Def (b,t))->id,`Def((text,prefix_len,b),(text,prefix_len,t))
348 (text,prefix_len,concl))
350 | GrafiteAst.NAuto (_loc, (None,a)) ->
351 NnAuto.auto_tac ~params:(None,a) ?trace_ref:None
352 | GrafiteAst.NAuto (_loc, (Some l,a)) ->
354 ~params:(Some List.map (fun x -> "",0,x) l,a) ?trace_ref:None
355 | GrafiteAst.NBranch _ -> NTactics.branch_tac ~force:false
356 | GrafiteAst.NCases (_loc, what, where) ->
358 ~what:(text,prefix_len,what)
359 ~where:(text,prefix_len,where)
360 | GrafiteAst.NCase1 (_loc,n) -> NTactics.case1_tac n
361 | GrafiteAst.NChange (_loc, pat, ww) ->
363 ~where:(text,prefix_len,pat) ~with_what:(text,prefix_len,ww)
364 | GrafiteAst.NConstructor (_loc,num,args) ->
365 NTactics.constructor_tac
366 ?num ~args:(List.map (fun x -> text,prefix_len,x) args)
367 | GrafiteAst.NCut (_loc, t) -> NTactics.cut_tac (text,prefix_len,t)
368 (*| GrafiteAst.NDiscriminate (_,what) -> NDestructTac.discriminate_tac ~what:(text,prefix_len,what)
369 | GrafiteAst.NSubst (_,what) -> NDestructTac.subst_tac ~what:(text,prefix_len,what)*)
370 | GrafiteAst.NClear (_loc, l) -> NTactics.clear_tac l
371 | GrafiteAst.NDestruct (_,dom,skip) -> NDestructTac.destruct_tac dom skip
372 | GrafiteAst.NDot _ -> NTactics.dot_tac
373 | GrafiteAst.NElim (_loc, what, where) ->
375 ~what:(text,prefix_len,what)
376 ~where:(text,prefix_len,where)
377 | GrafiteAst.NFocus (_,l) -> NTactics.focus_tac l
378 | GrafiteAst.NGeneralize (_loc, where) ->
379 NTactics.generalize_tac ~where:(text,prefix_len,where)
380 | GrafiteAst.NId _ -> (fun x -> x)
381 | GrafiteAst.NIntro (_loc,n) -> NTactics.intro_tac n
382 | GrafiteAst.NIntros (_loc,ns) -> NTactics.intros_tac ns
383 | GrafiteAst.NInversion (_loc, what, where) ->
384 NTactics.inversion_tac
385 ~what:(text,prefix_len,what)
386 ~where:(text,prefix_len,where)
387 | GrafiteAst.NLApply (_loc, t) -> NTactics.lapply_tac (text,prefix_len,t)
388 | GrafiteAst.NLetIn (_loc,where,what,name) ->
389 NTactics.letin_tac ~where:(text,prefix_len,where)
390 ~what:(text,prefix_len,what) name
391 | GrafiteAst.NMerge _ -> NTactics.merge_tac
392 | GrafiteAst.NPos (_,l) -> NTactics.pos_tac l
393 | GrafiteAst.NPosbyname (_,s) -> NTactics.case_tac s
394 | GrafiteAst.NReduce (_loc, reduction, where) ->
395 NTactics.reduce_tac ~reduction ~where:(text,prefix_len,where)
396 | GrafiteAst.NRewrite (_loc,dir,what,where) ->
397 NTactics.rewrite_tac ~dir ~what:(text,prefix_len,what)
398 ~where:(text,prefix_len,where)
399 | GrafiteAst.NSemicolon _ -> fun x -> x
400 | GrafiteAst.NShift _ -> NTactics.shift_tac
401 | GrafiteAst.NSkip _ -> NTactics.skip_tac
402 | GrafiteAst.NUnfocus _ -> NTactics.unfocus_tac
403 | GrafiteAst.NWildcard _ -> NTactics.wildcard_tac
404 | GrafiteAst.NTry (_,tac) -> NTactics.try_tac
405 (f f (text, prefix_len, tac))
406 | GrafiteAst.NAssumption _ -> NTactics.assumption_tac
407 | GrafiteAst.NBlock (_,l) ->
408 NTactics.block_tac (List.map (fun x -> aux f (text,prefix_len,x)) l)
409 |GrafiteAst.NRepeat (_,tac) ->
410 NTactics.repeat_tac (f f (text, prefix_len, tac))
412 aux aux tac (* trick for non uniform recursion call *)
415 let subst_metasenv_and_fix_names status =
416 let u,h,metasenv, subst,o = status#obj in
418 NCicUntrusted.map_obj_kind ~skip_body:true
419 (NCicUntrusted.apply_subst status subst []) o
421 status#set_obj(u,h,NCicUntrusted.apply_subst_metasenv status subst metasenv,subst,o)
424 let is_proof_irrelevant status context ty =
426 NCicReduction.whd status ~subst:[] context
427 (NCicTypeChecker.typeof status ~subst:[] ~metasenv:[] context ty)
429 NCic.Sort NCic.Prop -> true
430 | NCic.Sort _ -> false
434 let rec relevance_of status ?(context=[]) ty =
435 match NCicReduction.whd status ~subst:[] context ty with
437 not (is_proof_irrelevant status context s) ::
438 relevance_of status ~context:((n,NCic.Decl s)::context) t
442 let compute_relevance status uri =
444 NCic.Constant (_,name,bo,ty,attrs) ->
445 let relevance = relevance_of status ty in
446 NCic.Constant (relevance,name,bo,ty,attrs)
447 | NCic.Fixpoint (ind,funs,attrs) ->
450 (fun (_,name,recno,ty,bo) ->
451 let relevance = relevance_of status ty in
452 relevance,name,recno,ty,bo
455 NCic.Fixpoint (ind,funs,attrs)
456 | NCic.Inductive (ind,leftno,tys,attrs) ->
458 List.rev_map (fun (_,name,arity,_) -> name,NCic.Decl arity) tys in
459 let tysno = List.length tys in
462 (fun (_,name,arity,cons) ->
463 let relevance = relevance_of status arity in
468 NCicTypeChecker.debruijn status uri tysno ~subst:[] [] ty in
469 let relevance = relevance_of status ~context dety in
473 (relevance,name,arity,cons)
476 NCic.Inductive (ind,leftno,tys,attrs)
480 let rec eval_ncommand ~include_paths opts status (text,prefix_len,cmd) =
482 | GrafiteAst.Include (loc, mode, fname) ->
483 let _root, baseuri, fullpath, _rrelpath =
484 Librarian.baseuri_of_script ~include_paths fname in
485 let baseuri = NUri.uri_of_string baseuri in
486 (* MATITA 1.0: keep WithoutPreferences? *)
487 let alias_only = (mode = GrafiteAst.OnlyPreferences) in
488 GrafiteTypes.Serializer.require
489 ~alias_only ~baseuri ~fname:fullpath status
490 | GrafiteAst.UnificationHint (loc, t, n) -> eval_unification_hint status t n
491 | GrafiteAst.NCoercion (loc, name, t, ty, source, target) ->
492 let status, composites =
493 NCicCoercDeclaration.eval_ncoercion status name t ty source target in
494 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
495 let aliases = GrafiteDisambiguate.aliases_for_objs status composites in
496 eval_alias status (mode,aliases)
497 | GrafiteAst.NQed loc ->
498 if status#ng_mode <> `ProofMode then
499 raise (GrafiteTypes.Command_error "Not in proof mode")
501 let uri,height,menv,subst,obj_kind = status#obj in
504 (GrafiteTypes.Command_error"You can't Qed an incomplete theorem")
507 NCicUntrusted.map_obj_kind
508 (NCicUntrusted.apply_subst status subst []) obj_kind in
509 let height = NCicTypeChecker.height_of_obj_kind status uri [] obj_kind in
510 (* fix the height inside the object *)
511 let rec fix () = function
512 | NCic.Const (NReference.Ref (u,spec)) when NUri.eq u uri ->
513 NCic.Const (NReference.reference_of_spec u
515 | NReference.Def _ -> NReference.Def height
516 | NReference.Fix (i,j,_) -> NReference.Fix(i,j,height)
517 | NReference.CoFix _ -> NReference.CoFix height
518 | NReference.Ind _ | NReference.Con _
519 | NReference.Decl as s -> s))
520 | t -> NCicUtils.map status (fun _ () -> ()) () fix t
525 NCicUntrusted.map_obj_kind (fix ()) obj_kind
528 let obj_kind = compute_relevance status uri obj_kind in
529 let obj = uri,height,[],[],obj_kind in
530 let old_status = status in
531 let status = NCicLibrary.add_obj status obj in
534 NCic.Constant (_,_,_,_,(_,`Example,_))
535 | NCic.Fixpoint (_,_,(_,`Example,_)) -> false
540 let status = index_obj_for_auto status obj in
541 (try index_eq_for_auto status uri
548 with _ -> prerr_endline "got an exception"; status
550 (* prerr_endline (status#ppobj obj); *)
551 HLog.message ("New object: " ^ NUri.string_of_uri uri);
553 (*prerr_endline (status#ppobj obj);*)
554 let boxml = NCicElim.mk_elims status obj in
555 let boxml = boxml @ NCicElim.mk_projections status obj in
556 let status = status#set_ng_mode `CommandMode in
557 let xxaliases = GrafiteDisambiguate.aliases_for_objs status [uri] in
558 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
559 let status = eval_alias status (mode,xxaliases) in
565 eval_ncommand ~include_paths opts status
566 ("",0,GrafiteAst.NObj (HExtlib.dummy_floc,boxml))
568 if nstatus#ng_mode <> `CommandMode then
570 (*HLog.warn "error in generating projection/eliminator";*)
571 assert(status#ng_mode = `CommandMode);
577 | MultiPassDisambiguator.DisambiguationError _
578 | NCicTypeChecker.TypeCheckerFailure _ ->
579 (*HLog.warn "error in generating projection/eliminator";*)
582 let _,_,_,_,nobj = obj in
583 let status = match nobj with
584 NCic.Inductive (is_ind,leftno,[it],_) ->
585 let _,ind_name,ty,cl = it in
587 (fun status outsort ->
588 let status = status#set_ng_mode `ProofMode in
591 NInversion.mk_inverter
592 (ind_name ^ "_inv_" ^
593 (snd (NCicElim.ast_of_sort outsort)))
594 is_ind it leftno outsort status status#baseuri in
595 let _,_,menv,_,_ = invobj in
597 [] -> eval_ncommand ~include_paths opts status
598 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
601 with _ -> (*HLog.warn "error in generating inversion principle"; *)
602 let status = status#set_ng_mode `CommandMode in status)
605 List.map (fun s -> NCic.Type s) (NCicEnvironment.get_universes ()))
610 _,_,_,_,NCic.Inductive
611 (true,leftno,[_,_,_,[_,_,_]],(_,`Record fields))
614 (fun (name,is_coercion,arity) ->
615 if is_coercion then Some(name,leftno,arity) else None) fields
619 (fun status (name,cpos,arity) ->
621 let newast,metasenv,subst,status,t =
622 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
623 ("",0,NotationPt.Ident (name,`Ambiguous)) in
624 assert (metasenv = [] && subst = []);
626 NCicCoercDeclaration.
627 basic_eval_and_record_ncoercion_from_t_cpos_arity
628 status (name,t,cpos,arity) in
629 let aliases = GrafiteDisambiguate.aliases_for_objs status nuris in
630 eval_alias status (mode,aliases)
631 with MultiPassDisambiguator.DisambiguationError _->
632 HLog.warn ("error in generating coercion: "^name);
639 NCicLibrary.time_travel old_status;
641 | GrafiteAst.NCopy (log,tgt,src_uri, map) ->
642 if status#ng_mode <> `CommandMode then
643 raise (GrafiteTypes.Command_error "Not in command mode")
645 let tgt_uri_ext, old_ok =
646 match NCicEnvironment.get_checked_obj status src_uri with
647 | _,_,[],[], (NCic.Inductive _ as ok) -> ".ind", ok
648 | _,_,[],[], (NCic.Fixpoint _ as ok) -> ".con", ok
649 | _,_,[],[], (NCic.Constant _ as ok) -> ".con", ok
652 let tgt_uri = NUri.uri_of_string (status#baseuri^"/"^tgt^tgt_uri_ext) in
653 let map = (src_uri, tgt_uri) :: map in
655 let rec subst () = function
656 | NCic.Meta _ -> assert false
657 | NCic.Const (NReference.Ref (u,spec)) as t ->
659 (NReference.reference_of_spec (List.assoc u map)spec)
661 | t -> NCicUtils.map status (fun _ _ -> ()) () subst t
663 NCicUntrusted.map_obj_kind ~skip_body:false (subst ()) old_ok
665 let ninitial_stack = Continuationals.Stack.of_nmetasenv [] in
666 let status = status#set_obj (tgt_uri,0,[],[],ok) in
667 (*prerr_endline (status#ppobj (tgt_uri,0,[],[],ok));*)
668 let status = status#set_stack ninitial_stack in
669 let status = subst_metasenv_and_fix_names status in
670 let status = status#set_ng_mode `ProofMode in
671 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
672 | GrafiteAst.NObj (loc,obj) ->
673 if status#ng_mode <> `CommandMode then
674 raise (GrafiteTypes.Command_error "Not in command mode")
677 GrafiteDisambiguate.disambiguate_nobj status
678 ~baseuri:status#baseuri (text,prefix_len,obj) in
679 let uri,height,nmenv,nsubst,nobj = obj in
680 let ninitial_stack = Continuationals.Stack.of_nmetasenv nmenv in
681 let status = status#set_obj obj in
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
687 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
689 | GrafiteAst.NDiscriminator (_,_) -> assert false (*(loc, indty) ->
690 if status#ng_mode <> `CommandMode then
691 raise (GrafiteTypes.Command_error "Not in command mode")
693 let status = status#set_ng_mode `ProofMode in
694 let metasenv,subst,status,indty =
695 GrafiteDisambiguate.disambiguate_nterm None status [] [] [] (text,prefix_len,indty) in
696 let indtyno, (_,_,tys,_,_) = match indty with
697 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
698 indtyno, NCicEnvironment.get_checked_indtys r
699 | _ -> prerr_endline ("engine: indty expected... (fix this error message)"); assert false in
700 let it = List.nth tys indtyno in
701 let status,obj = NDestructTac.mk_discriminator it status in
702 let _,_,menv,_,_ = obj in
704 [] -> eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
705 | _ -> prerr_endline ("Discriminator: non empty metasenv");
707 | GrafiteAst.NInverter (loc, name, indty, selection, sort) ->
708 if status#ng_mode <> `CommandMode then
709 raise (GrafiteTypes.Command_error "Not in command mode")
711 let metasenv,subst,status,sort = match sort with
712 | None -> [],[],status,NCic.Sort NCic.Prop
714 let newast,metasenv,subst,status,sort =
715 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
717 in metasenv,subst,status,sort
719 assert (metasenv = []);
720 let sort = NCicReduction.whd status ~subst [] sort in
725 raise (Invalid_argument (Printf.sprintf
726 "ninverter: found target %s, which is not a sort"
727 (status#ppterm ~metasenv ~subst ~context:[] sort))) in
728 let status = status#set_ng_mode `ProofMode in
729 let newast,metasenv,subst,status,indty =
730 GrafiteDisambiguate.disambiguate_nterm status None [] [] subst
731 (text,prefix_len,indty) in
732 let indtyno,(_,leftno,tys,_,_) =
734 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
735 indtyno, NCicEnvironment.get_checked_indtys status r
737 prerr_endline ("engine: indty =" ^ status#ppterm ~metasenv:[]
738 ~subst:[] ~context:[] indty);
740 let it = List.nth tys indtyno in
742 NInversion.mk_inverter name true it leftno ?selection sort
743 status status#baseuri in
744 let _,_,menv,_,_ = obj in
747 eval_ncommand ~include_paths opts status
748 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
750 | GrafiteAst.NUnivConstraint (loc,u1,u2) ->
751 eval_add_constraint status [`Type,u1] [`Type,u2]
752 (* ex lexicon commands *)
753 | GrafiteAst.Interpretation (loc, dsc, (symbol, args), cic_appl_pattern) ->
754 let cic_appl_pattern =
755 GrafiteDisambiguate.disambiguate_cic_appl_pattern status args
758 eval_interpretation status (dsc,(symbol, args),cic_appl_pattern)
759 | GrafiteAst.Notation (loc, dir, l1, associativity, precedence, l2) ->
761 CicNotationParser.check_l1_pattern
762 l1 (dir = Some `RightToLeft) precedence associativity
765 if dir <> Some `RightToLeft then eval_input_notation status (l1,l2)
768 if dir <> Some `LeftToRight then eval_output_notation status (l1,l2)
770 | GrafiteAst.Alias (loc, spec) ->
772 (*CSC: Warning: this code should be factorized with the corresponding
773 code in DisambiguatePp *)
775 | GrafiteAst.Ident_alias (id,uri) ->
776 [DisambiguateTypes.Id (id,Some uri),spec]
777 | GrafiteAst.Symbol_alias (symb, uri, desc) ->
778 [DisambiguateTypes.Symbol (symb, Some (uri,desc)),spec]
779 | GrafiteAst.Number_alias (uri,desc) ->
780 [DisambiguateTypes.Num (Some (uri,desc)),spec]
782 let mode = GrafiteAst.WithPreferences in(*assert false in (* VEDI SOPRA *) MATITA 1.0*)
783 eval_alias status (mode,diff)
786 let eval_comment opts status (text,prefix_len,c) = status
788 let rec eval_executable ~include_paths opts status (text,prefix_len,ex) =
790 | GrafiteAst.NTactic (_(*loc*), tacl) ->
791 if status#ng_mode <> `ProofMode then
792 raise (GrafiteTypes.Command_error "Not in proof mode")
797 let status = eval_ng_tac (text,prefix_len,tac) status in
798 subst_metasenv_and_fix_names status)
802 | GrafiteAst.NCommand (_, cmd) ->
803 eval_ncommand ~include_paths opts status (text,prefix_len,cmd)
804 | GrafiteAst.NMacro (loc, macro) ->
805 raise (NMacro (loc,macro))
807 and eval_ast ~include_paths ?(do_heavy_checks=false) status (text,prefix_len,st)
809 let opts = { do_heavy_checks = do_heavy_checks ; } in
811 | GrafiteAst.Executable (_,ex) ->
812 eval_executable ~include_paths opts status (text,prefix_len,ex)
813 | GrafiteAst.Comment (_,c) ->
814 eval_comment opts status (text,prefix_len,c)