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 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
83 (* FIXME! the uri should be filled with something meaningful! *)
84 [DisambiguateTypes.Symbol symbol,
85 GrafiteAst.Symbol_alias (symbol,None,dsc)]
87 GrafiteDisambiguate.add_to_disambiguation_univ status 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 NCicLibrary.dump_obj status (inject_interpretation data)
116 let basic_eval_alias (mode,diff) status =
117 prerr_endline "basic_eval_alias";
118 GrafiteDisambiguate.add_to_disambiguation_univ status 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 NCicLibrary.dump_obj status (inject_alias data)
134 let basic_eval_input_notation (l1,l2) status =
135 GrafiteParser.extend status l1
137 let rec inner_loc default = function
139 | (_,(NotationEnv.NoType,NotationEnv.LocValue l))::_ -> l
140 | _::tl -> inner_loc default tl
142 let inner_loc = inner_loc loc env in
143 let l2' = TermContentPres.instantiate_level2 status env inner_loc l2 in
144 prerr_endline ("new l2 ast : " ^ (NotationPp.pp_term status l2'));
145 NotationPt.AttributedTerm (`Loc loc,l2'))
148 let inject_input_notation =
149 let basic_eval_input_notation (l1,l2)
150 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
153 if not alias_only then
155 CicNotationParser.refresh_uri_in_checked_l1_pattern
156 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
157 ~refresh_uri_in_reference l1 in
158 let l2 = NotationUtil.refresh_uri_in_term
159 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
160 ~refresh_uri_in_reference l2
162 basic_eval_input_notation (l1,l2) status
166 GrafiteTypes.Serializer.register#run "input_notation"
167 basic_eval_input_notation
170 let eval_input_notation status data=
171 let status = basic_eval_input_notation data status in
172 NCicLibrary.dump_obj status (inject_input_notation data)
175 let basic_eval_output_notation (l1,l2) status =
176 TermContentPres.add_pretty_printer status l2 l1
179 let inject_output_notation =
180 let basic_eval_output_notation (l1,l2)
181 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
184 if not alias_only then
186 CicNotationParser.refresh_uri_in_checked_l1_pattern
187 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
188 ~refresh_uri_in_reference l1 in
189 let l2 = NotationUtil.refresh_uri_in_term
190 ~refresh_uri_in_term:(refresh_uri_in_term (status:>NCic.status))
191 ~refresh_uri_in_reference l2
193 basic_eval_output_notation (l1,l2) status
197 GrafiteTypes.Serializer.register#run "output_notation"
198 basic_eval_output_notation
201 let eval_output_notation status data=
202 let status = basic_eval_output_notation data status in
203 NCicLibrary.dump_obj status (inject_output_notation data)
206 let record_index_obj =
207 let aux l ~refresh_uri_in_universe
208 ~refresh_uri_in_term ~refresh_uri_in_reference ~alias_only status
210 let refresh_uri_in_term = refresh_uri_in_term (status:>NCic.status) in
211 if not alias_only then
214 (fun ks,v -> List.map refresh_uri_in_term ks, refresh_uri_in_term v)
219 GrafiteTypes.Serializer.register#run "index_obj" aux
222 let compute_keys status uri height kind =
223 let mk_item ty spec =
224 let orig_ty = NTacStatus.mk_cic_term [] ty in
225 let status,keys = NnAuto.keys_of_type status orig_ty in
229 snd (NTacStatus.term_of_cic_term status t (NTacStatus.ctx_of t)))
232 keys,NCic.Const(NReference.reference_of_spec uri spec)
236 | NCic.Fixpoint (ind,ifl,_) ->
238 (fun (_,_,rno,ty,_) i ->
239 if ind then mk_item ty (NReference.Fix (i,rno,height))
240 else mk_item ty (NReference.CoFix height)) ifl
241 | NCic.Inductive (b,lno,itl,_) ->
243 (fun (_,_,ty,_) i -> mk_item ty (NReference.Ind (b,i,lno))) itl
245 List.map (fun ((_,_,ty),i,j) -> mk_item ty (NReference.Con (i,j+1,lno)))
246 (List.flatten (HExtlib.list_mapi
247 (fun (_,_,_,cl) i -> HExtlib.list_mapi (fun x j-> x,i,j) cl)
249 | NCic.Constant (_,_,Some _, ty, _) ->
250 [ mk_item ty (NReference.Def height) ]
251 | NCic.Constant (_,_,None, ty, _) ->
252 [ mk_item ty NReference.Decl ]
256 let keys = List.filter
259 | (NCic.Appl (NCic.Meta _::_)) -> false
265 HLog.debug ("Indexing:" ^
266 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t);
267 HLog.debug ("With keys:" ^ String.concat "\n" (List.map (fun t ->
268 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t) keys));
273 HLog.debug ("Not indexing:" ^
274 status#ppterm ~metasenv:[] ~subst:[] ~context:[] t);
280 let index_obj_for_auto status (uri, height, _, _, kind) =
281 (*prerr_endline (string_of_int height);*)
282 let data = compute_keys status uri height kind in
283 let status = basic_index_obj data status in
284 NCicLibrary.dump_obj status (record_index_obj data)
287 let index_eq uri status =
288 let eq_status = status#eq_cache in
289 let eq_status = NCicParamod.index_obj status eq_status uri in
290 status#set_eq_cache eq_status
293 let record_index_eq =
294 let basic_index_eq uri
295 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
297 = if not alias_only then index_eq (NCicLibrary.refresh_uri uri) status else
300 GrafiteTypes.Serializer.register#run "index_eq" basic_index_eq
303 let index_eq_for_auto status uri =
304 if NnAuto.is_a_fact_obj status uri then
305 let newstatus = index_eq uri status in
306 if newstatus#eq_cache == status#eq_cache then status
308 ((*prerr_endline ("recording " ^ (NUri.string_of_uri uri));*)
309 NCicLibrary.dump_obj newstatus (record_index_eq uri))
311 ((*prerr_endline "Not a fact";*)
315 let inject_constraint =
316 let basic_eval_add_constraint (u1,u2)
317 ~refresh_uri_in_universe ~refresh_uri_in_term ~refresh_uri_in_reference
320 if not alias_only then
321 let u1 = refresh_uri_in_universe u1 in
322 let u2 = refresh_uri_in_universe u2 in
323 (* NCicLibrary.add_constraint adds the constraint to the NCicEnvironment
324 * and also to the storage (for undo/redo). During inclusion of compiled
325 * files the storage must not be touched. *)
326 NCicEnvironment.add_lt_constraint u1 u2;
331 GrafiteTypes.Serializer.register#run "constraints" basic_eval_add_constraint
334 let eval_add_constraint status u1 u2 =
335 let status = NCicLibrary.add_constraint status u1 u2 in
336 NCicLibrary.dump_obj status (inject_constraint (u1,u2))
339 let eval_ng_tac tac =
340 let rec aux f (text, prefix_len, tac) =
342 | GrafiteAst.NApply (_loc, t) -> NTactics.apply_tac (text,prefix_len,t)
343 | GrafiteAst.NSmartApply (_loc, t) ->
344 NnAuto.smart_apply_tac (text,prefix_len,t)
345 | GrafiteAst.NAssert (_loc, seqs) ->
348 (function (hyps,concl) ->
351 (id,`Decl t) -> id,`Decl (text,prefix_len,t)
352 |(id,`Def (b,t))->id,`Def((text,prefix_len,b),(text,prefix_len,t))
354 (text,prefix_len,concl))
356 | GrafiteAst.NAuto (_loc, (None,a)) ->
357 NnAuto.auto_tac ~params:(None,a) ?trace_ref:None
358 | GrafiteAst.NAuto (_loc, (Some l,a)) ->
360 ~params:(Some List.map (fun x -> "",0,x) l,a) ?trace_ref:None
361 | GrafiteAst.NBranch _ -> NTactics.branch_tac ~force:false
362 | GrafiteAst.NCases (_loc, what, where) ->
364 ~what:(text,prefix_len,what)
365 ~where:(text,prefix_len,where)
366 | GrafiteAst.NCase1 (_loc,n) -> NTactics.case1_tac n
367 | GrafiteAst.NChange (_loc, pat, ww) ->
369 ~where:(text,prefix_len,pat) ~with_what:(text,prefix_len,ww)
370 | GrafiteAst.NConstructor (_loc,num,args) ->
371 NTactics.constructor_tac
372 ?num ~args:(List.map (fun x -> text,prefix_len,x) args)
373 | GrafiteAst.NCut (_loc, t) -> NTactics.cut_tac (text,prefix_len,t)
374 (*| GrafiteAst.NDiscriminate (_,what) -> NDestructTac.discriminate_tac ~what:(text,prefix_len,what)
375 | GrafiteAst.NSubst (_,what) -> NDestructTac.subst_tac ~what:(text,prefix_len,what)*)
376 | GrafiteAst.NClear (_loc, l) -> NTactics.clear_tac l
377 | GrafiteAst.NDestruct (_,dom,skip) -> NDestructTac.destruct_tac dom skip
378 | GrafiteAst.NDot _ -> NTactics.dot_tac
379 | GrafiteAst.NElim (_loc, what, where) ->
381 ~what:(text,prefix_len,what)
382 ~where:(text,prefix_len,where)
383 | GrafiteAst.NFocus (_,l) -> NTactics.focus_tac l
384 | GrafiteAst.NGeneralize (_loc, where) ->
385 NTactics.generalize_tac ~where:(text,prefix_len,where)
386 | GrafiteAst.NId _ -> (fun x -> x)
387 | GrafiteAst.NIntro (_loc,n) -> NTactics.intro_tac n
388 | GrafiteAst.NIntros (_loc,ns) -> NTactics.intros_tac ns
389 | GrafiteAst.NInversion (_loc, what, where) ->
390 NTactics.inversion_tac
391 ~what:(text,prefix_len,what)
392 ~where:(text,prefix_len,where)
393 | GrafiteAst.NLApply (_loc, t) -> NTactics.lapply_tac (text,prefix_len,t)
394 | GrafiteAst.NLetIn (_loc,where,what,name) ->
395 NTactics.letin_tac ~where:(text,prefix_len,where)
396 ~what:(text,prefix_len,what) name
397 | GrafiteAst.NMerge _ -> NTactics.merge_tac
398 | GrafiteAst.NPos (_,l) -> NTactics.pos_tac l
399 | GrafiteAst.NPosbyname (_,s) -> NTactics.case_tac s
400 | GrafiteAst.NReduce (_loc, reduction, where) ->
401 NTactics.reduce_tac ~reduction ~where:(text,prefix_len,where)
402 | GrafiteAst.NRewrite (_loc,dir,what,where) ->
403 NTactics.rewrite_tac ~dir ~what:(text,prefix_len,what)
404 ~where:(text,prefix_len,where)
405 | GrafiteAst.NSemicolon _ -> fun x -> x
406 | GrafiteAst.NShift _ -> NTactics.shift_tac
407 | GrafiteAst.NSkip _ -> NTactics.skip_tac
408 | GrafiteAst.NUnfocus _ -> NTactics.unfocus_tac
409 | GrafiteAst.NWildcard _ -> NTactics.wildcard_tac
410 | GrafiteAst.NTry (_,tac) -> NTactics.try_tac
411 (f f (text, prefix_len, tac))
412 | GrafiteAst.NAssumption _ -> NTactics.assumption_tac
413 | GrafiteAst.NBlock (_,l) ->
414 NTactics.block_tac (List.map (fun x -> aux f (text,prefix_len,x)) l)
415 |GrafiteAst.NRepeat (_,tac) ->
416 NTactics.repeat_tac (f f (text, prefix_len, tac))
418 aux aux tac (* trick for non uniform recursion call *)
421 let subst_metasenv_and_fix_names status =
422 let u,h,metasenv, subst,o = status#obj in
424 NCicUntrusted.map_obj_kind ~skip_body:true
425 (NCicUntrusted.apply_subst status subst []) o
427 status#set_obj(u,h,NCicUntrusted.apply_subst_metasenv status subst metasenv,subst,o)
430 let is_proof_irrelevant status context ty =
432 NCicReduction.whd status ~subst:[] context
433 (NCicTypeChecker.typeof status ~subst:[] ~metasenv:[] context ty)
435 NCic.Sort NCic.Prop -> true
436 | NCic.Sort _ -> false
440 let rec relevance_of status ?(context=[]) ty =
441 match NCicReduction.whd status ~subst:[] context ty with
443 not (is_proof_irrelevant status context s) ::
444 relevance_of status ~context:((n,NCic.Decl s)::context) t
448 let compute_relevance status uri =
450 NCic.Constant (_,name,bo,ty,attrs) ->
451 let relevance = relevance_of status ty in
452 NCic.Constant (relevance,name,bo,ty,attrs)
453 | NCic.Fixpoint (ind,funs,attrs) ->
456 (fun (_,name,recno,ty,bo) ->
457 let relevance = relevance_of status ty in
458 relevance,name,recno,ty,bo
461 NCic.Fixpoint (ind,funs,attrs)
462 | NCic.Inductive (ind,leftno,tys,attrs) ->
464 List.rev_map (fun (_,name,arity,_) -> name,NCic.Decl arity) tys in
465 let tysno = List.length tys in
468 (fun (_,name,arity,cons) ->
469 let relevance = relevance_of status arity in
474 NCicTypeChecker.debruijn status uri tysno ~subst:[] [] ty in
475 let relevance = relevance_of status ~context dety in
479 (relevance,name,arity,cons)
482 NCic.Inductive (ind,leftno,tys,attrs)
486 let rec eval_ncommand ~include_paths opts status (text,prefix_len,cmd) =
488 | GrafiteAst.Include (loc, mode, fname) ->
489 let _root, baseuri, fullpath, _rrelpath =
490 Librarian.baseuri_of_script ~include_paths fname in
491 let baseuri = NUri.uri_of_string baseuri in
492 (* MATITA 1.0: keep WithoutPreferences? *)
493 let alias_only = (mode = GrafiteAst.OnlyPreferences) in
494 GrafiteTypes.Serializer.require
495 ~alias_only ~baseuri ~fname:fullpath status
496 | GrafiteAst.UnificationHint (loc, t, n) -> eval_unification_hint status t n
497 | GrafiteAst.NCoercion (loc, name, t, ty, source, target) ->
498 let status, composites =
499 NCicCoercDeclaration.eval_ncoercion status name t ty source target in
500 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
501 let aliases = GrafiteDisambiguate.aliases_for_objs status composites in
502 eval_alias status (mode,aliases)
503 | GrafiteAst.NQed loc ->
504 if status#ng_mode <> `ProofMode then
505 raise (GrafiteTypes.Command_error "Not in proof mode")
507 let uri,height,menv,subst,obj_kind = status#obj in
510 (GrafiteTypes.Command_error"You can't Qed an incomplete theorem")
513 NCicUntrusted.map_obj_kind
514 (NCicUntrusted.apply_subst status subst []) obj_kind in
515 let height = NCicTypeChecker.height_of_obj_kind status uri [] obj_kind in
516 (* fix the height inside the object *)
517 let rec fix () = function
518 | NCic.Const (NReference.Ref (u,spec)) when NUri.eq u uri ->
519 NCic.Const (NReference.reference_of_spec u
521 | NReference.Def _ -> NReference.Def height
522 | NReference.Fix (i,j,_) -> NReference.Fix(i,j,height)
523 | NReference.CoFix _ -> NReference.CoFix height
524 | NReference.Ind _ | NReference.Con _
525 | NReference.Decl as s -> s))
526 | t -> NCicUtils.map status (fun _ () -> ()) () fix t
531 NCicUntrusted.map_obj_kind (fix ()) obj_kind
534 let obj_kind = compute_relevance status uri obj_kind in
535 let obj = uri,height,[],[],obj_kind in
536 let old_status = status in
537 let status = NCicLibrary.add_obj status obj in
540 NCic.Constant (_,_,_,_,(_,`Example,_))
541 | NCic.Fixpoint (_,_,(_,`Example,_)) -> false
546 let status = index_obj_for_auto status obj in
547 (try index_eq_for_auto status uri
554 with _ -> prerr_endline "got an exception"; status
556 (* prerr_endline (status#ppobj obj); *)
557 HLog.message ("New object: " ^ NUri.string_of_uri uri);
559 (*prerr_endline (status#ppobj obj);*)
560 let boxml = NCicElim.mk_elims status obj in
561 let boxml = boxml @ NCicElim.mk_projections status obj in
562 let status = status#set_ng_mode `CommandMode in
563 let xxaliases = GrafiteDisambiguate.aliases_for_objs status [uri] in
564 let mode = GrafiteAst.WithPreferences in (* MATITA 1.0: fixme *)
565 let status = eval_alias status (mode,xxaliases) in
571 eval_ncommand ~include_paths opts status
572 ("",0,GrafiteAst.NObj (HExtlib.dummy_floc,boxml))
574 if nstatus#ng_mode <> `CommandMode then
576 (*HLog.warn "error in generating projection/eliminator";*)
577 assert(status#ng_mode = `CommandMode);
583 | MultiPassDisambiguator.DisambiguationError _
584 | NCicTypeChecker.TypeCheckerFailure _ ->
585 (*HLog.warn "error in generating projection/eliminator";*)
588 let _,_,_,_,nobj = obj in
589 let status = match nobj with
590 NCic.Inductive (is_ind,leftno,[it],_) ->
591 let _,ind_name,ty,cl = it in
593 (fun status outsort ->
594 let status = status#set_ng_mode `ProofMode in
597 NInversion.mk_inverter
598 (ind_name ^ "_inv_" ^
599 (snd (NCicElim.ast_of_sort outsort)))
600 is_ind it leftno outsort status status#baseuri in
601 let _,_,menv,_,_ = invobj in
603 [] -> eval_ncommand ~include_paths opts status
604 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
607 with _ -> (*HLog.warn "error in generating inversion principle"; *)
608 let status = status#set_ng_mode `CommandMode in status)
611 List.map (fun s -> NCic.Type s) (NCicEnvironment.get_universes ()))
616 _,_,_,_,NCic.Inductive
617 (true,leftno,[_,_,_,[_,_,_]],(_,`Record fields))
620 (fun (name,is_coercion,arity) ->
621 if is_coercion then Some(name,leftno,arity) else None) fields
625 (fun status (name,cpos,arity) ->
627 let metasenv,subst,status,t =
628 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
629 ("",0,NotationPt.Ident (name,`Ambiguous)) in
630 assert (metasenv = [] && subst = []);
632 NCicCoercDeclaration.
633 basic_eval_and_record_ncoercion_from_t_cpos_arity
634 status (name,t,cpos,arity) in
635 let aliases = GrafiteDisambiguate.aliases_for_objs status nuris in
636 eval_alias status (mode,aliases)
637 with MultiPassDisambiguator.DisambiguationError _->
638 HLog.warn ("error in generating coercion: "^name);
645 NCicLibrary.time_travel old_status;
647 | GrafiteAst.NCopy (log,tgt,src_uri, map) ->
648 if status#ng_mode <> `CommandMode then
649 raise (GrafiteTypes.Command_error "Not in command mode")
651 let tgt_uri_ext, old_ok =
652 match NCicEnvironment.get_checked_obj status src_uri with
653 | _,_,[],[], (NCic.Inductive _ as ok) -> ".ind", ok
654 | _,_,[],[], (NCic.Fixpoint _ as ok) -> ".con", ok
655 | _,_,[],[], (NCic.Constant _ as ok) -> ".con", ok
658 let tgt_uri = NUri.uri_of_string (status#baseuri^"/"^tgt^tgt_uri_ext) in
659 let map = (src_uri, tgt_uri) :: map in
661 let rec subst () = function
662 | NCic.Meta _ -> assert false
663 | NCic.Const (NReference.Ref (u,spec)) as t ->
665 (NReference.reference_of_spec (List.assoc u map)spec)
667 | t -> NCicUtils.map status (fun _ _ -> ()) () subst t
669 NCicUntrusted.map_obj_kind ~skip_body:false (subst ()) old_ok
671 let ninitial_stack = Continuationals.Stack.of_nmetasenv [] in
672 let status = status#set_obj (tgt_uri,0,[],[],ok) in
673 (*prerr_endline (status#ppobj (tgt_uri,0,[],[],ok));*)
674 let status = status#set_stack ninitial_stack in
675 let status = subst_metasenv_and_fix_names status in
676 let status = status#set_ng_mode `ProofMode in
677 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
678 | GrafiteAst.NObj (loc,obj) ->
679 if status#ng_mode <> `CommandMode then
680 raise (GrafiteTypes.Command_error "Not in command mode")
683 GrafiteDisambiguate.disambiguate_nobj status
684 ~baseuri:status#baseuri (text,prefix_len,obj) in
685 let uri,height,nmenv,nsubst,nobj = obj in
686 let ninitial_stack = Continuationals.Stack.of_nmetasenv nmenv in
687 let status = status#set_obj obj in
688 let status = status#set_stack ninitial_stack in
689 let status = subst_metasenv_and_fix_names status in
690 let status = status#set_ng_mode `ProofMode in
693 eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
695 | GrafiteAst.NDiscriminator (_,_) -> assert false (*(loc, indty) ->
696 if status#ng_mode <> `CommandMode then
697 raise (GrafiteTypes.Command_error "Not in command mode")
699 let status = status#set_ng_mode `ProofMode in
700 let metasenv,subst,status,indty =
701 GrafiteDisambiguate.disambiguate_nterm None status [] [] [] (text,prefix_len,indty) in
702 let indtyno, (_,_,tys,_,_) = match indty with
703 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
704 indtyno, NCicEnvironment.get_checked_indtys r
705 | _ -> prerr_endline ("engine: indty expected... (fix this error message)"); assert false in
706 let it = List.nth tys indtyno in
707 let status,obj = NDestructTac.mk_discriminator it status in
708 let _,_,menv,_,_ = obj in
710 [] -> eval_ncommand ~include_paths opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
711 | _ -> prerr_endline ("Discriminator: non empty metasenv");
713 | GrafiteAst.NInverter (loc, name, indty, selection, sort) ->
714 if status#ng_mode <> `CommandMode then
715 raise (GrafiteTypes.Command_error "Not in command mode")
717 let metasenv,subst,status,sort = match sort with
718 | None -> [],[],status,NCic.Sort NCic.Prop
720 let metasenv,subst,status,sort =
721 GrafiteDisambiguate.disambiguate_nterm status None [] [] []
723 in metasenv,subst,status,sort
725 assert (metasenv = []);
726 let sort = NCicReduction.whd status ~subst [] sort in
731 raise (Invalid_argument (Printf.sprintf
732 "ninverter: found target %s, which is not a sort"
733 (status#ppterm ~metasenv ~subst ~context:[] sort))) in
734 let status = status#set_ng_mode `ProofMode in
735 let metasenv,subst,status,indty =
736 GrafiteDisambiguate.disambiguate_nterm status None [] [] subst
737 (text,prefix_len,indty) in
738 let indtyno,(_,leftno,tys,_,_) =
740 NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) ->
741 indtyno, NCicEnvironment.get_checked_indtys status r
743 prerr_endline ("engine: indty =" ^ status#ppterm ~metasenv:[]
744 ~subst:[] ~context:[] indty);
746 let it = List.nth tys indtyno in
748 NInversion.mk_inverter name true it leftno ?selection sort
749 status status#baseuri in
750 let _,_,menv,_,_ = obj in
753 eval_ncommand ~include_paths opts status
754 ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
756 | GrafiteAst.NUnivConstraint (loc,u1,u2) ->
757 eval_add_constraint status [`Type,u1] [`Type,u2]
758 (* ex lexicon commands *)
759 | GrafiteAst.Interpretation (loc, dsc, (symbol, args), cic_appl_pattern) ->
760 let cic_appl_pattern =
761 GrafiteDisambiguate.disambiguate_cic_appl_pattern status args
764 eval_interpretation status (dsc,(symbol, args),cic_appl_pattern)
765 | GrafiteAst.Notation (loc, dir, l1, associativity, precedence, l2) ->
766 prerr_endline ("new notation: " ^ (NotationPp.pp_term status l1));
768 CicNotationParser.check_l1_pattern
769 l1 (dir = Some `RightToLeft) precedence associativity
772 if dir <> Some `RightToLeft then eval_input_notation status (l1,l2)
775 if dir <> Some `LeftToRight then eval_output_notation status (l1,l2)
777 | GrafiteAst.Alias (loc, spec) ->
779 (*CSC: Warning: this code should be factorized with the corresponding
780 code in DisambiguatePp *)
782 | GrafiteAst.Ident_alias (id,uri) ->
783 [DisambiguateTypes.Id id,spec]
784 | GrafiteAst.Symbol_alias (symb, uri, desc) ->
785 [DisambiguateTypes.Symbol symb,spec]
786 | GrafiteAst.Number_alias (uri,desc) ->
787 [DisambiguateTypes.Num,spec]
789 let mode = GrafiteAst.WithPreferences in(*assert false in (* VEDI SOPRA *) MATITA 1.0*)
790 eval_alias status (mode,diff)
793 let eval_comment opts status (text,prefix_len,c) = status
795 let rec eval_executable ~include_paths opts status (text,prefix_len,ex) =
797 | GrafiteAst.NTactic (_(*loc*), tacl) ->
798 if status#ng_mode <> `ProofMode then
799 raise (GrafiteTypes.Command_error "Not in proof mode")
804 let status = eval_ng_tac (text,prefix_len,tac) status in
805 subst_metasenv_and_fix_names status)
809 | GrafiteAst.NCommand (_, cmd) ->
810 eval_ncommand ~include_paths opts status (text,prefix_len,cmd)
811 | GrafiteAst.NMacro (loc, macro) ->
812 raise (NMacro (loc,macro))
814 and eval_ast ~include_paths ?(do_heavy_checks=false) status (text,prefix_len,st)
816 let opts = { do_heavy_checks = do_heavy_checks ; } in
818 | GrafiteAst.Executable (_,ex) ->
819 eval_executable ~include_paths opts status (text,prefix_len,ex)
820 | GrafiteAst.Comment (_,c) ->
821 eval_comment opts status (text,prefix_len,c)