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 (* the integer is expected to be the goal the user is currently seeing *)
30 GrafiteAst.loc * (int -> GrafiteTypes.status * Cic.term GrafiteAst.macro)
33 do_heavy_checks: bool ;
37 (** create a ProofEngineTypes.mk_fresh_name_type function which uses given
38 * names as long as they are available, then it fallbacks to name generation
39 * using FreshNamesGenerator module *)
41 let len = List.length names in
43 fun metasenv context name ~typ ->
44 if !count < len then begin
45 let name = Cic.Name (List.nth names !count) in
49 FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
51 let tactic_of_ast ast =
52 let module PET = ProofEngineTypes in
54 | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
55 | GrafiteAst.Apply (_, term) -> Tactics.apply term
56 | GrafiteAst.Assumption _ -> Tactics.assumption
57 | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
58 AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
59 ~dbd:(LibraryDb.instance ()) ()
60 | GrafiteAst.Change (_, pattern, with_what) ->
61 Tactics.change ~pattern with_what
62 | GrafiteAst.Clear (_,id) -> Tactics.clear id
63 | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id
64 | GrafiteAst.Contradiction _ -> Tactics.contradiction
65 | GrafiteAst.Compare (_, term) -> Tactics.compare term
66 | GrafiteAst.Constructor (_, n) -> Tactics.constructor n
67 | GrafiteAst.Cut (_, ident, term) ->
68 let names = match ident with None -> [] | Some id -> [id] in
69 Tactics.cut ~mk_fresh_name_callback:(namer_of names) term
70 | GrafiteAst.DecideEquality _ -> Tactics.decide_equality
71 | GrafiteAst.Decompose (_, types, what, names) ->
72 let to_type = function
73 | GrafiteAst.Type (uri, typeno) -> uri, typeno
74 | GrafiteAst.Ident _ -> assert false
76 let user_types = List.rev_map to_type types in
77 let dbd = LibraryDb.instance () in
78 let mk_fresh_name_callback = namer_of names in
79 Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what
80 | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term
81 | GrafiteAst.Elim (_, what, using, depth, names) ->
82 Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names)
84 | GrafiteAst.ElimType (_, what, using, depth, names) ->
85 Tactics.elim_type ?using ?depth ~mk_fresh_name_callback:(namer_of names)
87 | GrafiteAst.Exact (_, term) -> Tactics.exact term
88 | GrafiteAst.Exists _ -> Tactics.exists
89 | GrafiteAst.Fail _ -> Tactics.fail
90 | GrafiteAst.Fold (_, reduction_kind, term, pattern) ->
92 match reduction_kind with
94 PET.const_lazy_reduction
95 (CicReduction.normalize ~delta:false ~subst:[])
96 | `Reduce -> PET.const_lazy_reduction ProofEngineReduction.reduce
97 | `Simpl -> PET.const_lazy_reduction ProofEngineReduction.simpl
99 PET.const_lazy_reduction (ProofEngineReduction.unfold ?what:None)
100 | `Unfold (Some lazy_term) ->
101 (fun context metasenv ugraph ->
102 let what, metasenv, ugraph = lazy_term context metasenv ugraph in
103 ProofEngineReduction.unfold ~what, metasenv, ugraph)
105 PET.const_lazy_reduction (CicReduction.whd ~delta:false ~subst:[])
107 Tactics.fold ~reduction ~term ~pattern
108 | GrafiteAst.Fourier _ -> Tactics.fourier
109 | GrafiteAst.FwdSimpl (_, hyp, names) ->
110 Tactics.fwd_simpl ~mk_fresh_name_callback:(namer_of names)
111 ~dbd:(LibraryDb.instance ()) hyp
112 | GrafiteAst.Generalize (_,pattern,ident) ->
113 let names = match ident with None -> [] | Some id -> [id] in
114 Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern
115 | GrafiteAst.Goal (_, n) -> Tactics.set_goal n
116 | GrafiteAst.IdTac _ -> Tactics.id
117 | GrafiteAst.Injection (_,term) -> Tactics.injection term
118 | GrafiteAst.Intros (_, None, names) ->
119 PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
120 | GrafiteAst.Intros (_, Some num, names) ->
121 PrimitiveTactics.intros_tac ~howmany:num
122 ~mk_fresh_name_callback:(namer_of names) ()
123 | GrafiteAst.Inversion (_, term) ->
124 Tactics.inversion term
125 | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
126 let names = match ident with None -> [] | Some id -> [id] in
127 Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
129 | GrafiteAst.Left _ -> Tactics.left
130 | GrafiteAst.LetIn (loc,term,name) ->
131 Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
132 | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
133 (match reduction_kind with
134 | `Normalize -> Tactics.normalize ~pattern
135 | `Reduce -> Tactics.reduce ~pattern
136 | `Simpl -> Tactics.simpl ~pattern
137 | `Unfold what -> Tactics.unfold ~pattern what
138 | `Whd -> Tactics.whd ~pattern)
139 | GrafiteAst.Reflexivity _ -> Tactics.reflexivity
140 | GrafiteAst.Replace (_, pattern, with_what) ->
141 Tactics.replace ~pattern ~with_what
142 | GrafiteAst.Rewrite (_, direction, t, pattern) ->
143 EqualityTactics.rewrite_tac ~direction ~pattern t
144 | GrafiteAst.Right _ -> Tactics.right
145 | GrafiteAst.Ring _ -> Tactics.ring
146 | GrafiteAst.Split _ -> Tactics.split
147 | GrafiteAst.Symmetry _ -> Tactics.symmetry
148 | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
150 (* maybe we only need special cases for apply and goal *)
151 let classify_tactic tactic =
153 (* tactics that can't close the goal (return a goal we want to "select") *)
154 | GrafiteAst.Rewrite _
156 | GrafiteAst.Replace _
157 | GrafiteAst.Reduce _
158 | GrafiteAst.Injection _
160 | GrafiteAst.Generalize _
163 | GrafiteAst.Decompose _ -> true, true
164 (* tactics we don't want to reorder goals. I think only Goal needs this. *)
165 | GrafiteAst.Goal _ -> false, true
166 (* tactics like apply *)
169 let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal=
170 let module PEH = ProofEngineHelpers in
171 (* let print_m name metasenv =
172 prerr_endline (">>>>> " ^ name);
173 prerr_endline (CicMetaSubst.ppmetasenv [] metasenv)
175 (* phase one calculates:
176 * new_goals_from_refine: goals added by refine
177 * head_goal: the first goal opened by ythe tactic
178 * other_goals: other goals opened by the tactic
180 let new_goals_from_refine = PEH.compare_metasenvs start refine in
181 let new_goals_from_tactic = PEH.compare_metasenvs refine tactic in
182 let head_goal, other_goals, goals =
184 | [] -> None,[],goals
186 (* assert (List.mem hd new_goals_from_tactic);
187 * invalidato dalla goal_tac
189 Some hd, List.filter ((<>) hd) new_goals_from_tactic, List.filter ((<>)
194 | None -> new_goals_from_refine @ other_goals
195 | Some x -> x :: new_goals_from_refine @ other_goals
197 (* extract the metas generated by refine and tactic *)
198 let metas_for_tactic_head =
201 | Some head_goal -> List.filter (fun (n,_,_) -> n = head_goal) tactic in
202 let metas_for_tactic_goals =
204 (fun x -> List.find (fun (metano,_,_) -> metano = x) tactic)
207 let metas_for_refine_goals =
208 List.filter (fun (n,_,_) -> List.mem n new_goals_from_refine) tactic in
209 let produced_metas, goals =
211 if always_opens_a_goal then
212 metas_for_tactic_head @ metas_for_refine_goals @
213 metas_for_tactic_goals
215 (* print_m "metas_for_refine_goals" metas_for_refine_goals;
216 print_m "metas_for_tactic_head" metas_for_tactic_head;
217 print_m "metas_for_tactic_goals" metas_for_tactic_goals; *)
218 metas_for_refine_goals @ metas_for_tactic_head @
219 metas_for_tactic_goals
222 let goals = List.map (fun (metano, _, _) -> metano) produced_metas in
223 produced_metas, goals
225 (* residual metas, preserving the original order *)
230 | (metano, _, _) :: tl when metano = e ->
231 [], List.map (fun (x,_,_) -> x) tl
232 | (metano, _, _) :: tl -> let b, a = split e tl in metano :: b, a
234 let find n metasenv =
236 Some (List.find (fun (metano, _, _) -> metano = n) metasenv)
237 with Not_found -> None
242 match find n tactic with
246 let before_l, after_l = split current_goal start in
248 List.filter (fun x -> not (List.mem x produced_goals)) before_l in
250 List.filter (fun x -> not (List.mem x produced_goals)) after_l in
251 let before = extract before_l in
252 let after = extract after_l in
256 print_m "BEGIN" start;
257 prerr_endline ("goal was: " ^ string_of_int current_goal);
258 prerr_endline ("and metas from refine are:");
260 (fun t -> prerr_string (" " ^ string_of_int t))
261 new_goals_from_refine;
263 print_m "before" before;
264 print_m "metas_for_tactic_head" metas_for_tactic_head;
265 print_m "metas_for_refine_goals" metas_for_refine_goals;
266 print_m "metas_for_tactic_goals" metas_for_tactic_goals;
267 print_m "produced_metas" produced_metas;
268 print_m "after" after;
269 |+ FINE DEBUG CODE +| *)
270 before @ produced_metas @ after, goals
272 let apply_tactic ~disambiguate_tactic tactic (status, goal) =
273 (* prerr_endline "apply_tactic"; *)
274 (* prerr_endline (Continuationals.Stack.pp (GrafiteTypes.get_stack status)); *)
275 let starting_metasenv = GrafiteTypes.get_proof_metasenv status in
276 let before = List.map (fun g, _, _ -> g) starting_metasenv in
277 (* prerr_endline "disambiguate"; *)
278 let status, tactic = disambiguate_tactic status goal tactic in
279 let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv status in
280 let proof = GrafiteTypes.get_current_proof status in
281 let proof_status = proof, goal in
282 let needs_reordering, always_opens_a_goal = classify_tactic tactic in
283 let tactic = tactic_of_ast tactic in
284 (* apply tactic will change the lexicon_status ... *)
285 (* prerr_endline "apply_tactic bassa"; *)
286 let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in
287 let after = ProofEngineTypes.goals_of_proof proof in
288 let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in
289 (* prerr_endline("before: " ^ String.concat ", " (List.map string_of_int before));
290 prerr_endline("after: " ^ String.concat ", " (List.map string_of_int after));
291 prerr_endline("opened: " ^ String.concat ", " (List.map string_of_int opened)); *)
292 (* prerr_endline("opened_goals: " ^ String.concat ", " (List.map string_of_int opened_goals));
293 prerr_endline("closed_goals: " ^ String.concat ", " (List.map string_of_int closed_goals)); *)
294 let proof, opened_goals =
295 if needs_reordering then begin
296 let uri, metasenv_after_tactic, t, ty = proof in
297 (* prerr_endline ("goal prima del riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof))); *)
298 let reordered_metasenv, opened_goals =
301 metasenv_after_refinement metasenv_after_tactic
302 opened goal always_opens_a_goal
304 let proof' = uri, reordered_metasenv, t, ty in
305 (* prerr_endline ("goal dopo il riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof'))); *)
311 let incomplete_proof =
312 match status.GrafiteTypes.proof_status with
313 | GrafiteTypes.Incomplete_proof p -> p
316 { status with GrafiteTypes.proof_status =
317 GrafiteTypes.Incomplete_proof
318 { incomplete_proof with GrafiteTypes.proof = proof } },
319 opened_goals, closed_goals
323 'term 'lazy_term 'reduction 'obj 'ident.
325 (GrafiteTypes.status ->
326 ProofEngineTypes.goal ->
327 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
328 GrafiteTypes.status *
329 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
331 disambiguate_command:
332 (GrafiteTypes.status ->
333 'obj GrafiteAst.command ->
334 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
337 (GrafiteTypes.status ->
338 'term GrafiteAst.macro ->
339 int -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
341 ?do_heavy_checks:bool ->
342 ?clean_baseuri:bool ->
343 GrafiteTypes.status ->
344 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement ->
345 GrafiteTypes.status * UriManager.uri list
348 type 'a eval_command =
350 disambiguate_command:
351 (GrafiteTypes.status ->
352 'obj GrafiteAst.command ->
353 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
354 options -> GrafiteTypes.status -> 'obj GrafiteAst.command ->
355 GrafiteTypes.status * UriManager.uri list
358 type 'a eval_executable =
359 {ee_go: 'term 'lazy_term 'reduction 'obj 'ident.
361 (GrafiteTypes.status ->
362 ProofEngineTypes.goal ->
363 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
364 GrafiteTypes.status *
365 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
367 disambiguate_command:
368 (GrafiteTypes.status ->
369 'obj GrafiteAst.command ->
370 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
373 (GrafiteTypes.status ->
374 'term GrafiteAst.macro ->
375 int -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
378 GrafiteTypes.status ->
379 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code ->
380 GrafiteTypes.status * UriManager.uri list
383 type 'a eval_from_moo =
384 { efm_go: GrafiteTypes.status -> string -> GrafiteTypes.status }
386 let coercion_moo_statement_of uri =
387 GrafiteAst.Coercion (HExtlib.dummy_floc, uri, false)
389 let eval_coercion status ~add_composites uri =
390 let basedir = Helm_registry.get "matita.basedir" in
391 let status,compounds =
392 GrafiteSync.add_coercion ~basedir ~add_composites status uri in
393 let moo_content = coercion_moo_statement_of uri in
394 let status = GrafiteTypes.add_moo_content [moo_content] status in
395 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
398 let eval_tactical ~disambiguate_tactic status tac =
399 let apply_tactic = apply_tactic ~disambiguate_tactic in
400 let module MatitaStatus =
402 type input_status = GrafiteTypes.status * ProofEngineTypes.goal
405 GrafiteTypes.status * ProofEngineTypes.goal list * ProofEngineTypes.goal list
407 type tactic = input_status -> output_status
409 let id_tactic = apply_tactic (GrafiteAst.IdTac HExtlib.dummy_floc)
410 let mk_tactic tac = tac
411 let apply_tactic tac = tac
412 let goals (_, opened, closed) = opened, closed
413 let set_goals (opened, closed) (status, _, _) = (status, opened, closed)
414 let get_stack (status, _) = GrafiteTypes.get_stack status
416 let set_stack stack (status, opened, closed) =
417 GrafiteTypes.set_stack stack status, opened, closed
419 let inject (status, _) = (status, [], [])
420 let focus goal (status, _, _) = (status, goal)
423 let module MatitaTacticals = Tacticals.Make (MatitaStatus) in
424 let rec tactical_of_ast l tac =
426 | GrafiteAst.Tactic (loc, tactic) ->
427 MatitaTacticals.tactic (MatitaStatus.mk_tactic (apply_tactic tactic))
428 | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *)
430 MatitaTacticals.seq ~tactics:(List.map (tactical_of_ast (l+1)) tacticals)
431 | GrafiteAst.Do (loc, n, tactical) ->
432 MatitaTacticals.do_tactic ~n ~tactic:(tactical_of_ast (l+1) tactical)
433 | GrafiteAst.Repeat (loc, tactical) ->
434 MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast (l+1) tactical)
435 | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *)
437 MatitaTacticals.thens ~start:(tactical_of_ast (l+1) tactical)
438 ~continuations:(List.map (tactical_of_ast (l+1)) tacticals)
439 | GrafiteAst.First (loc, tacticals) ->
440 MatitaTacticals.first
441 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
442 | GrafiteAst.Try (loc, tactical) ->
443 MatitaTacticals.try_tactic ~tactic:(tactical_of_ast (l+1) tactical)
444 | GrafiteAst.Solve (loc, tacticals) ->
445 MatitaTacticals.solve_tactics
446 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
448 | GrafiteAst.Skip loc -> MatitaTacticals.skip
449 | GrafiteAst.Dot loc -> MatitaTacticals.dot
450 | GrafiteAst.Semicolon loc -> MatitaTacticals.semicolon
451 | GrafiteAst.Branch loc -> MatitaTacticals.branch
452 | GrafiteAst.Shift loc -> MatitaTacticals.shift
453 | GrafiteAst.Pos (loc, i) -> MatitaTacticals.pos i
454 | GrafiteAst.Merge loc -> MatitaTacticals.merge
455 | GrafiteAst.Focus (loc, goals) -> MatitaTacticals.focus goals
456 | GrafiteAst.Unfocus loc -> MatitaTacticals.unfocus
458 let status, _, _ = tactical_of_ast 0 tac (status, ~-1) in
459 let status = (* is proof completed? *)
460 match status.GrafiteTypes.proof_status with
461 | GrafiteTypes.Incomplete_proof
462 { GrafiteTypes.stack = stack; proof = proof }
463 when Continuationals.Stack.is_empty stack ->
464 { status with GrafiteTypes.proof_status = GrafiteTypes.Proof proof }
469 let eval_comment status c = status
471 (* since the record syntax allows to declare coercions, we have to put this
472 * information inside the moo *)
473 let add_coercions_of_record_to_moo obj lemmas status =
474 let attributes = CicUtil.attributes_of_obj obj in
475 let is_record = function `Class (`Record att) -> Some att | _-> None in
476 match HExtlib.list_findopt is_record attributes with
479 let is_a_coercion uri =
482 CicEnvironment.get_cooked_obj CicUniv.empty_ugraph uri in
483 let attrs = CicUtil.attributes_of_obj obj in
484 List.mem (`Class `Projection) attrs
485 with Not_found -> assert false
487 (* looking at the fields we can know the 'wanted' coercions, but not the
488 * actually generated ones. So, only the intersection between the wanted
489 * and the actual should be in the moo as coercion, while everithing in
490 * lemmas should go as aliases *)
491 let wanted_coercions =
496 (UriManager.uri_of_string
497 (GrafiteTypes.qualify status name ^ ".con"))
501 prerr_endline "wanted coercions:";
503 (fun u -> prerr_endline (UriManager.string_of_uri u))
505 let coercions, moo_content =
509 let is_a_wanted_coercion =
510 List.exists (UriManager.eq uri) wanted_coercions in
511 if is_a_coercion uri && is_a_wanted_coercion then
512 Some (uri, coercion_moo_statement_of uri)
518 (fun u -> prerr_endline (UriManager.string_of_uri u))
520 let status = GrafiteTypes.add_moo_content moo_content status in
521 let basedir = Helm_registry.get "matita.basedir" in
523 (fun (status,lemmas) uri ->
524 let status,new_lemmas =
525 GrafiteSync.add_coercion ~basedir ~add_composites:true status uri
527 status,new_lemmas@lemmas
528 ) (status,[]) coercions
530 let add_obj uri obj status =
531 let basedir = Helm_registry.get "matita.basedir" in
532 let status,lemmas = GrafiteSync.add_obj ~basedir uri obj status in
535 let rec eval_command = {ec_go = fun ~disambiguate_command opts status cmd ->
536 let status,cmd = disambiguate_command status cmd in
537 let basedir = Helm_registry.get "matita.basedir" in
540 | GrafiteAst.Default (loc, what, uris) as cmd ->
541 LibraryObjects.set_default what uris;
542 GrafiteTypes.add_moo_content [cmd] status,[]
543 | GrafiteAst.Include (loc, baseuri) ->
544 let moopath = LibraryMisc.obj_file_of_baseuri ~basedir ~baseuri in
545 let metadatapath= LibraryMisc.metadata_file_of_baseuri ~basedir ~baseuri in
546 if not (Sys.file_exists moopath) then
547 raise (IncludedFileNotCompiled moopath);
548 let status = eval_from_moo.efm_go status moopath in
550 | GrafiteAst.Set (loc, name, value) ->
551 if name = "baseuri" then begin
553 let v = Http_getter_misc.strip_trailing_slash value in
555 ignore (String.index v ' ');
556 raise (GrafiteTypes.Command_error "baseuri can't contain spaces")
559 if not (GrafiteMisc.is_empty value) && opts.clean_baseuri then begin
560 HLog.warn ("baseuri " ^ value ^ " is not empty");
561 HLog.message ("cleaning baseuri " ^ value);
562 LibraryClean.clean_baseuris ~basedir [value];
565 GrafiteTypes.set_option status name value,[]
566 | GrafiteAst.Drop loc -> raise Drop
567 | GrafiteAst.Qed loc ->
568 let uri, metasenv, bo, ty =
569 match status.GrafiteTypes.proof_status with
570 | GrafiteTypes.Proof (Some uri, metasenv, body, ty) ->
571 uri, metasenv, body, ty
572 | GrafiteTypes.Proof (None, metasenv, body, ty) ->
573 raise (GrafiteTypes.Command_error
574 ("Someone allows to start a theorem without giving the "^
575 "name/uri. This should be fixed!"))
578 (GrafiteTypes.Command_error "You can't Qed an incomplete theorem")
580 if metasenv <> [] then
582 (GrafiteTypes.Command_error
583 "Proof not completed! metasenv is not empty!");
584 let name = UriManager.name_of_uri uri in
585 let obj = Cic.Constant (name,Some bo,ty,[],[]) in
586 let status, lemmas = add_obj uri obj status in
587 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
589 | GrafiteAst.Coercion (loc, uri, add_composites) ->
590 eval_coercion status ~add_composites uri
591 | GrafiteAst.Obj (loc,obj) ->
594 Cic.Constant (name,_,_,_,_)
595 | Cic.CurrentProof (name,_,_,_,_,_) -> ".con",name
596 | Cic.InductiveDefinition (types,_,_,_) ->
598 (match types with (name,_,_,_)::_ -> name | _ -> assert false)
599 | _ -> assert false in
601 UriManager.uri_of_string (GrafiteTypes.qualify status name ^ ext)
603 let metasenv = GrafiteTypes.get_proof_metasenv status in
605 | Cic.CurrentProof (_,metasenv',bo,ty,_,_) ->
606 let name = UriManager.name_of_uri uri in
607 if not(CicPp.check name ty) then
608 HLog.error ("Bad name: " ^ name);
609 if opts.do_heavy_checks then
611 let dbd = LibraryDb.instance () in
612 let similar = Whelp.match_term ~dbd ty in
613 let similar_len = List.length similar in
614 if similar_len> 30 then
616 ("Duplicate check will compare your theorem with " ^
617 string_of_int similar_len ^
618 " theorems, this may take a while."));
622 let t = CicUtil.term_of_uri u in
624 CicTypeChecker.type_of_aux'
625 metasenv' [] t CicUniv.empty_ugraph
627 fst(CicReduction.are_convertible [] ty' ty g))
630 (match convertible with
634 ("Theorem already proved: " ^ UriManager.string_of_uri x ^
635 "\nPlease use a variant."));
637 assert (metasenv = metasenv');
639 match metasenv' with (goalno,_,_)::_ -> goalno | _ -> assert false
641 let initial_proof = (Some uri, metasenv, bo, ty) in
642 let initial_stack = Continuationals.Stack.of_metasenv metasenv in
643 { status with GrafiteTypes.proof_status =
644 GrafiteTypes.Incomplete_proof
645 { GrafiteTypes.proof = initial_proof; stack = initial_stack } },
648 if metasenv <> [] then
649 raise (GrafiteTypes.Command_error (
650 "metasenv not empty while giving a definition with body: " ^
651 CicMetaSubst.ppmetasenv [] metasenv));
652 let status, lemmas = add_obj uri obj status in
653 let status,new_lemmas =
654 add_coercions_of_record_to_moo obj lemmas status
656 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
657 uri::new_lemmas@lemmas
659 match status.GrafiteTypes.proof_status with
660 GrafiteTypes.Intermediate _ ->
661 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},uris
664 } and eval_executable = {ee_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro opts status ex ->
666 | GrafiteAst.Tactical (_, tac, None) ->
667 eval_tactical ~disambiguate_tactic status tac,[]
668 | GrafiteAst.Tactical (_, tac, Some punct) ->
669 let status = eval_tactical ~disambiguate_tactic status tac in
670 eval_tactical ~disambiguate_tactic status punct,[]
671 | GrafiteAst.Command (_, cmd) ->
672 eval_command.ec_go ~disambiguate_command opts status cmd
673 | GrafiteAst.Macro (loc, macro) ->
674 raise (Macro (loc,disambiguate_macro status macro))
676 } and eval_from_moo = {efm_go = fun status fname ->
678 GrafiteAst.Executable (HExtlib.dummy_floc,
679 GrafiteAst.Command (HExtlib.dummy_floc,
682 let moo = GrafiteMarshal.load_moo fname in
685 let ast = ast_of_cmd ast in
688 ~disambiguate_tactic:(fun status _ tactic -> status,tactic)
689 ~disambiguate_command:(fun status cmd -> status,cmd)
690 ~disambiguate_macro:(fun _ _ -> assert false)
696 } and eval_ast = {ea_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro ?(do_heavy_checks=false) ?(clean_baseuri=true) status st
699 do_heavy_checks = do_heavy_checks ;
700 clean_baseuri = clean_baseuri }
703 | GrafiteAst.Executable (_,ex) ->
704 eval_executable.ee_go ~disambiguate_tactic ~disambiguate_command
705 ~disambiguate_macro opts status ex
706 | GrafiteAst.Comment (_,c) -> eval_comment status c,[]
709 let eval_ast = eval_ast.ea_go