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/
27 exception IncludedFileNotCompiled of string (* file name *)
28 exception MetadataNotFound of string (* file name *)
31 do_heavy_checks: bool ;
35 (** create a ProofEngineTypes.mk_fresh_name_type function which uses given
36 * names as long as they are available, then it fallbacks to name generation
37 * using FreshNamesGenerator module *)
39 let len = List.length names in
41 fun metasenv context name ~typ ->
42 if !count < len then begin
43 let name = Cic.Name (List.nth names !count) in
47 FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
49 let tactic_of_ast ast =
50 let module PET = ProofEngineTypes in
52 | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
53 | GrafiteAst.Apply (_, term) -> Tactics.apply term
54 | GrafiteAst.Assumption _ -> Tactics.assumption
55 | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
56 AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
57 ~dbd:(LibraryDb.instance ()) ()
58 | GrafiteAst.Change (_, pattern, with_what) ->
59 Tactics.change ~pattern with_what
60 | GrafiteAst.Clear (_,id) -> Tactics.clear id
61 | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id
62 | GrafiteAst.Contradiction _ -> Tactics.contradiction
63 | GrafiteAst.Compare (_, term) -> Tactics.compare term
64 | GrafiteAst.Constructor (_, n) -> Tactics.constructor n
65 | GrafiteAst.Cut (_, ident, term) ->
66 let names = match ident with None -> [] | Some id -> [id] in
67 Tactics.cut ~mk_fresh_name_callback:(namer_of names) term
68 | GrafiteAst.DecideEquality _ -> Tactics.decide_equality
69 | GrafiteAst.Decompose (_, types, what, names) ->
70 let to_type = function
71 | GrafiteAst.Type (uri, typeno) -> uri, typeno
72 | GrafiteAst.Ident _ -> assert false
74 let user_types = List.rev_map to_type types in
75 let dbd = LibraryDb.instance () in
76 let mk_fresh_name_callback = namer_of names in
77 Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what
78 | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term
79 | GrafiteAst.Elim (_, what, using, depth, names) ->
80 Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names)
82 | GrafiteAst.ElimType (_, what, using, depth, names) ->
83 Tactics.elim_type ?using ?depth ~mk_fresh_name_callback:(namer_of names)
85 | GrafiteAst.Exact (_, term) -> Tactics.exact term
86 | GrafiteAst.Exists _ -> Tactics.exists
87 | GrafiteAst.Fail _ -> Tactics.fail
88 | GrafiteAst.Fold (_, reduction_kind, term, pattern) ->
90 match reduction_kind with
92 PET.const_lazy_reduction
93 (CicReduction.normalize ~delta:false ~subst:[])
94 | `Reduce -> PET.const_lazy_reduction ProofEngineReduction.reduce
95 | `Simpl -> PET.const_lazy_reduction ProofEngineReduction.simpl
97 PET.const_lazy_reduction (ProofEngineReduction.unfold ?what:None)
98 | `Unfold (Some lazy_term) ->
99 (fun context metasenv ugraph ->
100 let what, metasenv, ugraph = lazy_term context metasenv ugraph in
101 ProofEngineReduction.unfold ~what, metasenv, ugraph)
103 PET.const_lazy_reduction (CicReduction.whd ~delta:false ~subst:[])
105 Tactics.fold ~reduction ~term ~pattern
106 | GrafiteAst.Fourier _ -> Tactics.fourier
107 | GrafiteAst.FwdSimpl (_, hyp, names) ->
108 Tactics.fwd_simpl ~mk_fresh_name_callback:(namer_of names)
109 ~dbd:(LibraryDb.instance ()) hyp
110 | GrafiteAst.Generalize (_,pattern,ident) ->
111 let names = match ident with None -> [] | Some id -> [id] in
112 Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern
113 | GrafiteAst.Goal (_, n) -> Tactics.set_goal n
114 | GrafiteAst.IdTac _ -> Tactics.id
115 | GrafiteAst.Injection (_,term) -> Tactics.injection term
116 | GrafiteAst.Intros (_, None, names) ->
117 PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
118 | GrafiteAst.Intros (_, Some num, names) ->
119 PrimitiveTactics.intros_tac ~howmany:num
120 ~mk_fresh_name_callback:(namer_of names) ()
121 | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
122 let names = match ident with None -> [] | Some id -> [id] in
123 Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
125 | GrafiteAst.Left _ -> Tactics.left
126 | GrafiteAst.LetIn (loc,term,name) ->
127 Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
128 | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
129 (match reduction_kind with
130 | `Normalize -> Tactics.normalize ~pattern
131 | `Reduce -> Tactics.reduce ~pattern
132 | `Simpl -> Tactics.simpl ~pattern
133 | `Unfold what -> Tactics.unfold ~pattern what
134 | `Whd -> Tactics.whd ~pattern)
135 | GrafiteAst.Reflexivity _ -> Tactics.reflexivity
136 | GrafiteAst.Replace (_, pattern, with_what) ->
137 Tactics.replace ~pattern ~with_what
138 | GrafiteAst.Rewrite (_, direction, t, pattern) ->
139 EqualityTactics.rewrite_tac ~direction ~pattern t
140 | GrafiteAst.Right _ -> Tactics.right
141 | GrafiteAst.Ring _ -> Tactics.ring
142 | GrafiteAst.Split _ -> Tactics.split
143 | GrafiteAst.Symmetry _ -> Tactics.symmetry
144 | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
146 (* maybe we only need special cases for apply and goal *)
147 let classify_tactic tactic =
149 (* tactics that can't close the goal (return a goal we want to "select") *)
150 | GrafiteAst.Rewrite _
152 | GrafiteAst.Replace _
153 | GrafiteAst.Reduce _
154 | GrafiteAst.Injection _
156 | GrafiteAst.Generalize _
159 | GrafiteAst.Decompose _ -> true, true
160 (* tactics we don't want to reorder goals. I think only Goal needs this. *)
161 | GrafiteAst.Goal _ -> false, true
162 (* tactics like apply *)
165 let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal=
166 let module PEH = ProofEngineHelpers in
167 (* let print_m name metasenv =
168 prerr_endline (">>>>> " ^ name);
169 prerr_endline (CicMetaSubst.ppmetasenv [] metasenv)
171 (* phase one calculates:
172 * new_goals_from_refine: goals added by refine
173 * head_goal: the first goal opened by ythe tactic
174 * other_goals: other goals opened by the tactic
176 let new_goals_from_refine = PEH.compare_metasenvs start refine in
177 let new_goals_from_tactic = PEH.compare_metasenvs refine tactic in
178 let head_goal, other_goals, goals =
180 | [] -> None,[],goals
182 (* assert (List.mem hd new_goals_from_tactic);
183 * invalidato dalla goal_tac
185 Some hd, List.filter ((<>) hd) new_goals_from_tactic, List.filter ((<>)
190 | None -> new_goals_from_refine @ other_goals
191 | Some x -> x :: new_goals_from_refine @ other_goals
193 (* extract the metas generated by refine and tactic *)
194 let metas_for_tactic_head =
197 | Some head_goal -> List.filter (fun (n,_,_) -> n = head_goal) tactic in
198 let metas_for_tactic_goals =
200 (fun x -> List.find (fun (metano,_,_) -> metano = x) tactic)
203 let metas_for_refine_goals =
204 List.filter (fun (n,_,_) -> List.mem n new_goals_from_refine) tactic in
205 let produced_metas, goals =
207 if always_opens_a_goal then
208 metas_for_tactic_head @ metas_for_refine_goals @
209 metas_for_tactic_goals
211 (* print_m "metas_for_refine_goals" metas_for_refine_goals;
212 print_m "metas_for_tactic_head" metas_for_tactic_head;
213 print_m "metas_for_tactic_goals" metas_for_tactic_goals; *)
214 metas_for_refine_goals @ metas_for_tactic_head @
215 metas_for_tactic_goals
218 let goals = List.map (fun (metano, _, _) -> metano) produced_metas in
219 produced_metas, goals
221 (* residual metas, preserving the original order *)
226 | (metano, _, _) :: tl when metano = e ->
227 [], List.map (fun (x,_,_) -> x) tl
228 | (metano, _, _) :: tl -> let b, a = split e tl in metano :: b, a
230 let find n metasenv =
232 Some (List.find (fun (metano, _, _) -> metano = n) metasenv)
233 with Not_found -> None
238 match find n tactic with
242 let before_l, after_l = split current_goal start in
244 List.filter (fun x -> not (List.mem x produced_goals)) before_l in
246 List.filter (fun x -> not (List.mem x produced_goals)) after_l in
247 let before = extract before_l in
248 let after = extract after_l in
252 print_m "BEGIN" start;
253 prerr_endline ("goal was: " ^ string_of_int current_goal);
254 prerr_endline ("and metas from refine are:");
256 (fun t -> prerr_string (" " ^ string_of_int t))
257 new_goals_from_refine;
259 print_m "before" before;
260 print_m "metas_for_tactic_head" metas_for_tactic_head;
261 print_m "metas_for_refine_goals" metas_for_refine_goals;
262 print_m "metas_for_tactic_goals" metas_for_tactic_goals;
263 print_m "produced_metas" produced_metas;
264 print_m "after" after;
265 |+ FINE DEBUG CODE +| *)
266 before @ produced_metas @ after, goals
268 let apply_tactic ~disambiguate_tactic tactic (status, goal) =
269 (* prerr_endline "apply_tactic"; *)
270 (* prerr_endline (Continuationals.Stack.pp (GrafiteTypes.get_stack status)); *)
271 let starting_metasenv = GrafiteTypes.get_proof_metasenv status in
272 let before = List.map (fun g, _, _ -> g) starting_metasenv in
273 (* prerr_endline "disambiguate"; *)
274 let status_ref, tactic = disambiguate_tactic status goal tactic in
275 let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv !status_ref in
276 let proof = GrafiteTypes.get_current_proof !status_ref in
277 let proof_status = proof, goal in
278 let needs_reordering, always_opens_a_goal = classify_tactic tactic in
279 let tactic = tactic_of_ast tactic in
280 (* apply tactic will change the status pointed by status_ref ... *)
281 (* prerr_endline "apply_tactic bassa"; *)
282 let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in
283 let after = ProofEngineTypes.goals_of_proof proof in
284 let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in
285 (* prerr_endline("before: " ^ String.concat ", " (List.map string_of_int before));
286 prerr_endline("after: " ^ String.concat ", " (List.map string_of_int after));
287 prerr_endline("opened: " ^ String.concat ", " (List.map string_of_int opened)); *)
288 (* prerr_endline("opened_goals: " ^ String.concat ", " (List.map string_of_int opened_goals));
289 prerr_endline("closed_goals: " ^ String.concat ", " (List.map string_of_int closed_goals)); *)
290 let proof, opened_goals =
291 if needs_reordering then begin
292 let uri, metasenv_after_tactic, t, ty = proof in
293 (* prerr_endline ("goal prima del riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof))); *)
294 let reordered_metasenv, opened_goals =
297 metasenv_after_refinement metasenv_after_tactic
298 opened goal always_opens_a_goal
300 let proof' = uri, reordered_metasenv, t, ty in
301 (* prerr_endline ("goal dopo il riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof'))); *)
307 let incomplete_proof =
308 match !status_ref.GrafiteTypes.proof_status with
309 | GrafiteTypes.Incomplete_proof p -> p
312 { !status_ref with GrafiteTypes.proof_status =
313 GrafiteTypes.Incomplete_proof
314 { incomplete_proof with GrafiteTypes.proof = proof } },
315 opened_goals, closed_goals
319 'term 'lazy_term 'reduction 'obj 'ident.
320 baseuri_of_script:(string -> string) ->
322 (GrafiteTypes.status ->
323 ProofEngineTypes.goal ->
324 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
325 GrafiteTypes.status ref *
326 (Cic.term, ProofEngineTypes.lazy_term, ProofEngineTypes.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
328 disambiguate_command:
329 (GrafiteTypes.status ->
330 'obj GrafiteAst.command ->
331 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
333 ?do_heavy_checks:bool ->
334 ?clean_baseuri:bool ->
335 GrafiteTypes.status ->
336 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement ->
340 type 'a eval_command =
342 baseuri_of_script:(string -> string) ->
343 disambiguate_command:
344 (GrafiteTypes.status ->
345 'obj GrafiteAst.command ->
346 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
347 options -> GrafiteTypes.status -> 'obj GrafiteAst.command ->
351 type 'a eval_executable =
352 {ee_go: 'term 'lazy_term 'reduction 'obj 'ident.
353 baseuri_of_script:(string -> string) ->
355 (GrafiteTypes.status ->
356 ProofEngineTypes.goal ->
357 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
358 GrafiteTypes.status ref *
359 (Cic.term, ProofEngineTypes.lazy_term, ProofEngineTypes.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
361 disambiguate_command:
362 (GrafiteTypes.status ->
363 'obj GrafiteAst.command ->
364 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
367 GrafiteTypes.status ->
368 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code -> GrafiteTypes.status
371 type 'a eval_from_moo = { efm_go: GrafiteTypes.status ref -> string -> unit }
373 let coercion_moo_statement_of uri =
374 GrafiteAst.Coercion (DisambiguateTypes.dummy_floc, uri, false)
376 let eval_coercion status ~add_composites uri =
377 let basedir = Helm_registry.get "matita.basedir" in
378 let compounds = LibrarySync.add_coercion ~add_composites ~basedir uri in
379 let moo_content = coercion_moo_statement_of uri in
380 let status = GrafiteTypes.add_moo_content [moo_content] status in
381 let status = MatitaSync.add_coercion status uri compounds in
382 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
384 let eval_tactical ~disambiguate_tactic status tac =
385 let apply_tactic = apply_tactic ~disambiguate_tactic in
386 let module MatitaStatus =
388 type input_status = GrafiteTypes.status * ProofEngineTypes.goal
391 GrafiteTypes.status * ProofEngineTypes.goal list * ProofEngineTypes.goal list
393 type tactic = input_status -> output_status
395 let id_tactic = apply_tactic (GrafiteAst.IdTac DisambiguateTypes.dummy_floc)
396 let mk_tactic tac = tac
397 let apply_tactic tac = tac
398 let goals (_, opened, closed) = opened, closed
399 let set_goals (opened, closed) (status, _, _) = (status, opened, closed)
400 let get_stack (status, _) = GrafiteTypes.get_stack status
402 let set_stack stack (status, opened, closed) =
403 GrafiteTypes.set_stack stack status, opened, closed
405 let inject (status, _) = (status, [], [])
406 let focus goal (status, _, _) = (status, goal)
409 let module MatitaTacticals = Tacticals.Make (MatitaStatus) in
410 let rec tactical_of_ast l tac =
412 | GrafiteAst.Tactic (loc, tactic) ->
413 MatitaTacticals.tactic (MatitaStatus.mk_tactic (apply_tactic tactic))
414 | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *)
416 MatitaTacticals.seq ~tactics:(List.map (tactical_of_ast (l+1)) tacticals)
417 | GrafiteAst.Do (loc, n, tactical) ->
418 MatitaTacticals.do_tactic ~n ~tactic:(tactical_of_ast (l+1) tactical)
419 | GrafiteAst.Repeat (loc, tactical) ->
420 MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast (l+1) tactical)
421 | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *)
423 MatitaTacticals.thens ~start:(tactical_of_ast (l+1) tactical)
424 ~continuations:(List.map (tactical_of_ast (l+1)) tacticals)
425 | GrafiteAst.First (loc, tacticals) ->
426 MatitaTacticals.first
427 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
428 | GrafiteAst.Try (loc, tactical) ->
429 MatitaTacticals.try_tactic ~tactic:(tactical_of_ast (l+1) tactical)
430 | GrafiteAst.Solve (loc, tacticals) ->
431 MatitaTacticals.solve_tactics
432 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
434 | GrafiteAst.Skip loc -> MatitaTacticals.skip
435 | GrafiteAst.Dot loc -> MatitaTacticals.dot
436 | GrafiteAst.Semicolon loc -> MatitaTacticals.semicolon
437 | GrafiteAst.Branch loc -> MatitaTacticals.branch
438 | GrafiteAst.Shift loc -> MatitaTacticals.shift
439 | GrafiteAst.Pos (loc, i) -> MatitaTacticals.pos i
440 | GrafiteAst.Merge loc -> MatitaTacticals.merge
441 | GrafiteAst.Focus (loc, goals) -> MatitaTacticals.focus goals
442 | GrafiteAst.Unfocus loc -> MatitaTacticals.unfocus
444 let status, _, _ = tactical_of_ast 0 tac (status, ~-1) in
445 let status = (* is proof completed? *)
446 match status.GrafiteTypes.proof_status with
447 | GrafiteTypes.Incomplete_proof
448 { GrafiteTypes.stack = stack; proof = proof }
449 when Continuationals.Stack.is_empty stack ->
450 { status with GrafiteTypes.proof_status = GrafiteTypes.Proof proof }
455 let eval_comment status c = status
457 (* since the record syntax allows to declare coercions, we have to put this
458 * information inside the moo *)
459 let add_coercions_of_record_to_moo obj lemmas status =
460 let attributes = CicUtil.attributes_of_obj obj in
461 let is_record = function `Class (`Record att) -> Some att | _-> None in
462 match HExtlib.list_findopt is_record attributes with
465 let is_a_coercion uri =
468 CicEnvironment.get_cooked_obj CicUniv.empty_ugraph uri in
469 let attrs = CicUtil.attributes_of_obj obj in
470 List.mem (`Class `Projection) attrs
471 with Not_found -> assert false
473 (* looking at the fields we can know the 'wanted' coercions, but not the
474 * actually generated ones. So, only the intersection between the wanted
475 * and the actual should be in the moo as coercion, while everithing in
476 * lemmas should go as aliases *)
477 let wanted_coercions =
482 (UriManager.uri_of_string
483 (GrafiteTypes.qualify status name ^ ".con"))
487 prerr_endline "wanted coercions:";
489 (fun u -> prerr_endline (UriManager.string_of_uri u))
491 let coercions, moo_content =
495 let is_a_wanted_coercion =
496 List.exists (UriManager.eq uri) wanted_coercions in
497 if is_a_coercion uri && is_a_wanted_coercion then
498 Some (uri, coercion_moo_statement_of uri)
504 (fun u -> prerr_endline (UriManager.string_of_uri u))
506 let status = GrafiteTypes.add_moo_content moo_content status in
509 MatitaSync.add_coercion status uri [])
512 let add_obj uri obj status =
513 let basedir = Helm_registry.get "matita.basedir" in
514 let lemmas = LibrarySync.add_obj uri obj basedir in
516 {status with GrafiteTypes.objects = uri::status.GrafiteTypes.objects} in
517 let status = MatitaSync.add_obj uri obj lemmas status in
520 let rec eval_command = {ec_go = fun ~baseuri_of_script ~disambiguate_command opts status cmd ->
521 let status,cmd = disambiguate_command status cmd in
522 let cmd,notation_ids' = CicNotation.process_notation cmd in
525 GrafiteTypes.notation_ids =
526 notation_ids' @ status.GrafiteTypes.notation_ids } in
527 let basedir = Helm_registry.get "matita.basedir" in
529 | GrafiteAst.Default (loc, what, uris) as cmd ->
530 LibraryObjects.set_default what uris;
531 GrafiteTypes.add_moo_content [cmd] status
532 | GrafiteAst.Include (loc, path) ->
533 let baseuri = baseuri_of_script path in
534 let moopath = LibraryMisc.obj_file_of_baseuri ~basedir ~baseuri in
535 let metadatapath= LibraryMisc.metadata_file_of_baseuri ~basedir ~baseuri in
536 if not (Sys.file_exists moopath) then
537 raise (IncludedFileNotCompiled moopath);
539 if Helm_registry.get_bool "db.nodb" then
540 if not (Sys.file_exists metadatapath) then
541 raise (MetadataNotFound metadatapath)
543 GrafiteTypes.add_metadata
544 (LibraryNoDb.load_metadata ~fname:metadatapath) status
548 let status = ref status in
549 eval_from_moo.efm_go status moopath;
551 | GrafiteAst.Set (loc, name, value) ->
553 if name = "baseuri" then begin
555 let v = Http_getter_misc.strip_trailing_slash value in
557 ignore (String.index v ' ');
558 raise (GrafiteTypes.Command_error "baseuri can't contain spaces")
561 if not (GrafiteMisc.is_empty value) && opts.clean_baseuri then begin
562 HLog.warn ("baseuri " ^ value ^ " is not empty");
563 HLog.message ("cleaning baseuri " ^ value);
564 LibraryClean.clean_baseuris ~basedir [value]
566 GrafiteTypes.add_metadata [LibraryNoDb.Baseuri value] status
570 GrafiteTypes.set_option status name value
571 | GrafiteAst.Drop loc -> raise Drop
572 | GrafiteAst.Qed loc ->
573 let uri, metasenv, bo, ty =
574 match status.GrafiteTypes.proof_status with
575 | GrafiteTypes.Proof (Some uri, metasenv, body, ty) ->
576 uri, metasenv, body, ty
577 | GrafiteTypes.Proof (None, metasenv, body, ty) ->
578 raise (GrafiteTypes.Command_error
579 ("Someone allows to start a theorem without giving the "^
580 "name/uri. This should be fixed!"))
583 (GrafiteTypes.Command_error "You can't Qed an incomplete theorem")
585 if metasenv <> [] then
587 (GrafiteTypes.Command_error
588 "Proof not completed! metasenv is not empty!");
589 let name = UriManager.name_of_uri uri in
590 let obj = Cic.Constant (name,Some bo,ty,[],[]) in
591 let status, _lemmas = add_obj uri obj status in
592 (* should we assert lemmas = [] ? *)
593 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
594 | GrafiteAst.Coercion (loc, uri, add_composites) ->
595 eval_coercion status ~add_composites uri
596 | GrafiteAst.Alias (loc, spec) ->
598 (*CSC: Warning: this code should be factorized with the corresponding
599 code in DisambiguatePp *)
601 | GrafiteAst.Ident_alias (id,uri) ->
602 [DisambiguateTypes.Id id,
603 (uri,(fun _ _ _-> CicUtil.term_of_uri(UriManager.uri_of_string uri)))]
604 | GrafiteAst.Symbol_alias (symb, instance, desc) ->
605 [DisambiguateTypes.Symbol (symb,instance),
606 DisambiguateChoices.lookup_symbol_by_dsc symb desc]
607 | GrafiteAst.Number_alias (instance,desc) ->
608 [DisambiguateTypes.Num instance,
609 DisambiguateChoices.lookup_num_by_dsc desc]
611 MatitaSync.set_proof_aliases status diff
612 | GrafiteAst.Render _ -> assert false (* ZACK: to be removed *)
613 | GrafiteAst.Dump _ -> assert false (* ZACK: to be removed *)
614 | GrafiteAst.Interpretation (_, dsc, (symbol, _), cic_appl_pattern) as stm ->
615 let status = GrafiteTypes.add_moo_content [stm] status in
618 (fun uri -> LibraryNoDb.Dependency (UriManager.buri_of_uri uri))
619 (CicNotationUtil.find_appl_pattern_uris cic_appl_pattern)
622 [DisambiguateTypes.Symbol (symbol, 0),
623 DisambiguateChoices.lookup_symbol_by_dsc symbol dsc]
625 let status = MatitaSync.set_proof_aliases status diff in
626 let status = GrafiteTypes.add_metadata uris status in
628 | GrafiteAst.Notation _ as stm -> GrafiteTypes.add_moo_content [stm] status
629 | GrafiteAst.Obj (loc,obj) ->
632 Cic.Constant (name,_,_,_,_)
633 | Cic.CurrentProof (name,_,_,_,_,_) -> ".con",name
634 | Cic.InductiveDefinition (types,_,_,_) ->
636 (match types with (name,_,_,_)::_ -> name | _ -> assert false)
637 | _ -> assert false in
639 UriManager.uri_of_string (GrafiteTypes.qualify status name ^ ext)
641 let metasenv = GrafiteTypes.get_proof_metasenv status in
643 | Cic.CurrentProof (_,metasenv',bo,ty,_,_) ->
644 let name = UriManager.name_of_uri uri in
645 if not(CicPp.check name ty) then
646 HLog.error ("Bad name: " ^ name);
647 if opts.do_heavy_checks then
649 let dbd = LibraryDb.instance () in
650 let similar = Whelp.match_term ~dbd ty in
651 let similar_len = List.length similar in
652 if similar_len> 30 then
654 ("Duplicate check will compare your theorem with " ^
655 string_of_int similar_len ^
656 " theorems, this may take a while."));
660 let t = CicUtil.term_of_uri u in
662 CicTypeChecker.type_of_aux'
663 metasenv' [] t CicUniv.empty_ugraph
665 fst(CicReduction.are_convertible [] ty' ty g))
668 (match convertible with
672 ("Theorem already proved: " ^ UriManager.string_of_uri x ^
673 "\nPlease use a variant."));
675 assert (metasenv = metasenv');
677 match metasenv' with (goalno,_,_)::_ -> goalno | _ -> assert false
679 let initial_proof = (Some uri, metasenv, bo, ty) in
680 let initial_stack = Continuationals.Stack.of_metasenv metasenv in
681 { status with GrafiteTypes.proof_status =
682 GrafiteTypes.Incomplete_proof
683 { GrafiteTypes.proof = initial_proof; stack = initial_stack } }
685 if metasenv <> [] then
686 raise (GrafiteTypes.Command_error (
687 "metasenv not empty while giving a definition with body: " ^
688 CicMetaSubst.ppmetasenv [] metasenv));
689 let status, lemmas = add_obj uri obj status in
690 let status = add_coercions_of_record_to_moo obj lemmas status in
691 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
693 } and eval_executable = {ee_go = fun ~baseuri_of_script ~disambiguate_tactic ~disambiguate_command opts status ex ->
695 | GrafiteAst.Tactical (_, tac, None) ->
696 eval_tactical ~disambiguate_tactic status tac
697 | GrafiteAst.Tactical (_, tac, Some punct) ->
698 let status = eval_tactical ~disambiguate_tactic status tac in
699 eval_tactical ~disambiguate_tactic status punct
700 | GrafiteAst.Command (_, cmd) ->
701 eval_command.ec_go ~baseuri_of_script ~disambiguate_command
703 | GrafiteAst.Macro (_, mac) ->
704 (*CSC: DA RIPRISTINARE CON UN TIPO DIVERSO
706 (Printf.sprintf "The macro %s can't be in a script"
707 (GrafiteAstPp.pp_macro_ast mac)))
710 } and eval_from_moo = {efm_go = fun status fname ->
712 GrafiteAst.Executable (DisambiguateTypes.dummy_floc,
713 GrafiteAst.Command (DisambiguateTypes.dummy_floc,
716 let moo = GrafiteMarshal.load_moo fname in
719 let ast = ast_of_cmd ast in
722 ~baseuri_of_script:(fun _ -> assert false)
723 ~disambiguate_tactic:(fun status _ tactic -> ref status,tactic)
724 ~disambiguate_command:(fun status cmd -> status,cmd)
727 } and eval_ast = {ea_go = fun ~baseuri_of_script ~disambiguate_tactic
728 ~disambiguate_command ?(do_heavy_checks=false) ?(clean_baseuri=true) status
732 do_heavy_checks = do_heavy_checks ;
733 clean_baseuri = clean_baseuri }
736 | GrafiteAst.Executable (_,ex) ->
737 eval_executable.ee_go ~baseuri_of_script ~disambiguate_tactic
738 ~disambiguate_command opts status ex
739 | GrafiteAst.Comment (_,c) -> eval_comment status c
742 let eval_ast = eval_ast.ea_go