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/
31 exception IncludedFileNotCompiled of string (* file name *)
34 (Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro)
35 exception ReadOnlyUri of string
38 do_heavy_checks: bool ;
42 (** create a ProofEngineTypes.mk_fresh_name_type function which uses given
43 * names as long as they are available, then it fallbacks to name generation
44 * using FreshNamesGenerator module *)
46 let len = List.length names in
48 fun metasenv context name ~typ ->
49 if !count < len then begin
50 let name = Cic.Name (List.nth names !count) in
54 FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
56 let tactic_of_ast ast =
57 let module PET = ProofEngineTypes in
59 | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
60 | GrafiteAst.Apply (_, term) -> Tactics.apply term
61 | GrafiteAst.Assumption _ -> Tactics.assumption
62 | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
63 AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
64 ~dbd:(LibraryDb.instance ()) ()
65 | GrafiteAst.Change (_, pattern, with_what) ->
66 Tactics.change ~pattern with_what
67 | GrafiteAst.Clear (_,id) -> Tactics.clear id
68 | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id
69 | GrafiteAst.Contradiction _ -> Tactics.contradiction
70 | GrafiteAst.Compare (_, term) -> Tactics.compare term
71 | GrafiteAst.Constructor (_, n) -> Tactics.constructor n
72 | GrafiteAst.Cut (_, ident, term) ->
73 let names = match ident with None -> [] | Some id -> [id] in
74 Tactics.cut ~mk_fresh_name_callback:(namer_of names) term
75 | GrafiteAst.DecideEquality _ -> Tactics.decide_equality
76 | GrafiteAst.Decompose (_, types, what, names) ->
77 let to_type = function
78 | GrafiteAst.Type (uri, typeno) -> uri, typeno
79 | GrafiteAst.Ident _ -> assert false
81 let user_types = List.rev_map to_type types in
82 let dbd = LibraryDb.instance () in
83 let mk_fresh_name_callback = namer_of names in
84 Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what
85 | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term
86 | GrafiteAst.Elim (_, what, using, depth, names) ->
87 Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names)
89 | GrafiteAst.ElimType (_, what, using, depth, names) ->
90 Tactics.elim_type ?using ?depth ~mk_fresh_name_callback:(namer_of names)
92 | GrafiteAst.Exact (_, term) -> Tactics.exact term
93 | GrafiteAst.Exists _ -> Tactics.exists
94 | GrafiteAst.Fail _ -> Tactics.fail
95 | GrafiteAst.Fold (_, reduction_kind, term, pattern) ->
97 match reduction_kind with
99 GrafiteTypes.command_error "demodulation can't be folded"
101 PET.const_lazy_reduction
102 (CicReduction.normalize ~delta:false ~subst:[])
103 | `Reduce -> PET.const_lazy_reduction ProofEngineReduction.reduce
104 | `Simpl -> PET.const_lazy_reduction ProofEngineReduction.simpl
106 PET.const_lazy_reduction (ProofEngineReduction.unfold ?what:None)
107 | `Unfold (Some lazy_term) ->
108 (fun context metasenv ugraph ->
109 let what, metasenv, ugraph = lazy_term context metasenv ugraph in
110 ProofEngineReduction.unfold ~what, metasenv, ugraph)
112 PET.const_lazy_reduction (CicReduction.whd ~delta:false ~subst:[])
114 Tactics.fold ~reduction ~term ~pattern
115 | GrafiteAst.Fourier _ -> Tactics.fourier
116 | GrafiteAst.FwdSimpl (_, hyp, names) ->
117 Tactics.fwd_simpl ~mk_fresh_name_callback:(namer_of names)
118 ~dbd:(LibraryDb.instance ()) hyp
119 | GrafiteAst.Generalize (_,pattern,ident) ->
120 let names = match ident with None -> [] | Some id -> [id] in
121 Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern
122 | GrafiteAst.Goal (_, n) -> Tactics.set_goal n
123 | GrafiteAst.IdTac _ -> Tactics.id
124 | GrafiteAst.Injection (_,term) -> Tactics.injection term
125 | GrafiteAst.Intros (_, None, names) ->
126 PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
127 | GrafiteAst.Intros (_, Some num, names) ->
128 PrimitiveTactics.intros_tac ~howmany:num
129 ~mk_fresh_name_callback:(namer_of names) ()
130 | GrafiteAst.Inversion (_, term) ->
131 Tactics.inversion term
132 | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
133 let names = match ident with None -> [] | Some id -> [id] in
134 Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
136 | GrafiteAst.Left _ -> Tactics.left
137 | GrafiteAst.LetIn (loc,term,name) ->
138 Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
139 | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
140 (match reduction_kind with
141 | `Demodulate -> Tactics.demodulate ~dbd:(LibraryDb.instance ()) ~pattern
142 | `Normalize -> Tactics.normalize ~pattern
143 | `Reduce -> Tactics.reduce ~pattern
144 | `Simpl -> Tactics.simpl ~pattern
145 | `Unfold what -> Tactics.unfold ~pattern what
146 | `Whd -> Tactics.whd ~pattern)
147 | GrafiteAst.Reflexivity _ -> Tactics.reflexivity
148 | GrafiteAst.Replace (_, pattern, with_what) ->
149 Tactics.replace ~pattern ~with_what
150 | GrafiteAst.Rewrite (_, direction, t, pattern) ->
151 EqualityTactics.rewrite_tac ~direction ~pattern t
152 | GrafiteAst.Right _ -> Tactics.right
153 | GrafiteAst.Ring _ -> Tactics.ring
154 | GrafiteAst.Split _ -> Tactics.split
155 | GrafiteAst.Symmetry _ -> Tactics.symmetry
156 | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
158 (* maybe we only need special cases for apply and goal *)
159 let classify_tactic tactic =
161 (* tactics that can't close the goal (return a goal we want to "select") *)
162 | GrafiteAst.Rewrite _
164 | GrafiteAst.Replace _
165 | GrafiteAst.Reduce _
166 | GrafiteAst.Injection _
168 | GrafiteAst.Generalize _
171 | GrafiteAst.Decompose _ -> true, true
172 (* tactics we don't want to reorder goals. I think only Goal needs this. *)
173 | GrafiteAst.Goal _ -> false, true
174 (* tactics like apply *)
177 let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal=
178 let module PEH = ProofEngineHelpers in
179 (* let print_m name metasenv =
180 prerr_endline (">>>>> " ^ name);
181 prerr_endline (CicMetaSubst.ppmetasenv [] metasenv)
183 (* phase one calculates:
184 * new_goals_from_refine: goals added by refine
185 * head_goal: the first goal opened by ythe tactic
186 * other_goals: other goals opened by the tactic
188 let new_goals_from_refine = PEH.compare_metasenvs start refine in
189 let new_goals_from_tactic = PEH.compare_metasenvs refine tactic in
190 let head_goal, other_goals, goals =
192 | [] -> None,[],goals
194 (* assert (List.mem hd new_goals_from_tactic);
195 * invalidato dalla goal_tac
197 Some hd, List.filter ((<>) hd) new_goals_from_tactic, List.filter ((<>)
202 | None -> new_goals_from_refine @ other_goals
203 | Some x -> x :: new_goals_from_refine @ other_goals
205 (* extract the metas generated by refine and tactic *)
206 let metas_for_tactic_head =
209 | Some head_goal -> List.filter (fun (n,_,_) -> n = head_goal) tactic in
210 let metas_for_tactic_goals =
212 (fun x -> List.find (fun (metano,_,_) -> metano = x) tactic)
215 let metas_for_refine_goals =
216 List.filter (fun (n,_,_) -> List.mem n new_goals_from_refine) tactic in
217 let produced_metas, goals =
219 if always_opens_a_goal then
220 metas_for_tactic_head @ metas_for_refine_goals @
221 metas_for_tactic_goals
223 (* print_m "metas_for_refine_goals" metas_for_refine_goals;
224 print_m "metas_for_tactic_head" metas_for_tactic_head;
225 print_m "metas_for_tactic_goals" metas_for_tactic_goals; *)
226 metas_for_refine_goals @ metas_for_tactic_head @
227 metas_for_tactic_goals
230 let goals = List.map (fun (metano, _, _) -> metano) produced_metas in
231 produced_metas, goals
233 (* residual metas, preserving the original order *)
238 | (metano, _, _) :: tl when metano = e ->
239 [], List.map (fun (x,_,_) -> x) tl
240 | (metano, _, _) :: tl -> let b, a = split e tl in metano :: b, a
242 let find n metasenv =
244 Some (List.find (fun (metano, _, _) -> metano = n) metasenv)
245 with Not_found -> None
250 match find n tactic with
254 let before_l, after_l = split current_goal start in
256 List.filter (fun x -> not (List.mem x produced_goals)) before_l in
258 List.filter (fun x -> not (List.mem x produced_goals)) after_l in
259 let before = extract before_l in
260 let after = extract after_l in
264 print_m "BEGIN" start;
265 prerr_endline ("goal was: " ^ string_of_int current_goal);
266 prerr_endline ("and metas from refine are:");
268 (fun t -> prerr_string (" " ^ string_of_int t))
269 new_goals_from_refine;
271 print_m "before" before;
272 print_m "metas_for_tactic_head" metas_for_tactic_head;
273 print_m "metas_for_refine_goals" metas_for_refine_goals;
274 print_m "metas_for_tactic_goals" metas_for_tactic_goals;
275 print_m "produced_metas" produced_metas;
276 print_m "after" after;
277 |+ FINE DEBUG CODE +| *)
278 before @ produced_metas @ after, goals
280 let apply_tactic ~disambiguate_tactic tactic (status, goal) =
281 (* prerr_endline "apply_tactic"; *)
282 (* prerr_endline (Continuationals.Stack.pp (GrafiteTypes.get_stack status)); *)
283 let starting_metasenv = GrafiteTypes.get_proof_metasenv status in
284 let before = List.map (fun g, _, _ -> g) starting_metasenv in
285 (* prerr_endline "disambiguate"; *)
286 let status, tactic = disambiguate_tactic status goal tactic in
287 let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv status in
288 let proof = GrafiteTypes.get_current_proof status in
289 let proof_status = proof, goal in
290 let needs_reordering, always_opens_a_goal = classify_tactic tactic in
291 let tactic = tactic_of_ast tactic in
292 (* apply tactic will change the lexicon_status ... *)
293 (* prerr_endline "apply_tactic bassa"; *)
294 let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in
295 let after = ProofEngineTypes.goals_of_proof proof in
296 let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in
297 (* prerr_endline("before: " ^ String.concat ", " (List.map string_of_int before));
298 prerr_endline("after: " ^ String.concat ", " (List.map string_of_int after));
299 prerr_endline("opened: " ^ String.concat ", " (List.map string_of_int opened)); *)
300 (* prerr_endline("opened_goals: " ^ String.concat ", " (List.map string_of_int opened_goals));
301 prerr_endline("closed_goals: " ^ String.concat ", " (List.map string_of_int closed_goals)); *)
302 let proof, opened_goals =
303 if needs_reordering then begin
304 let uri, metasenv_after_tactic, t, ty = proof in
305 (* prerr_endline ("goal prima del riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof))); *)
306 let reordered_metasenv, opened_goals =
309 metasenv_after_refinement metasenv_after_tactic
310 opened goal always_opens_a_goal
312 let proof' = uri, reordered_metasenv, t, ty in
313 (* prerr_endline ("goal dopo il riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof'))); *)
319 let incomplete_proof =
320 match status.GrafiteTypes.proof_status with
321 | GrafiteTypes.Incomplete_proof p -> p
324 { status with GrafiteTypes.proof_status =
325 GrafiteTypes.Incomplete_proof
326 { incomplete_proof with GrafiteTypes.proof = proof } },
327 opened_goals, closed_goals
331 'term 'lazy_term 'reduction 'obj 'ident.
333 (GrafiteTypes.status ->
334 ProofEngineTypes.goal ->
335 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
336 GrafiteTypes.status *
337 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
339 disambiguate_command:
340 (GrafiteTypes.status ->
341 'obj GrafiteAst.command ->
342 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
345 (GrafiteTypes.status ->
346 'term GrafiteAst.macro ->
347 Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
349 ?do_heavy_checks:bool ->
350 ?clean_baseuri:bool ->
351 GrafiteTypes.status ->
352 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement ->
353 GrafiteTypes.status * UriManager.uri list
356 type 'a eval_command =
358 disambiguate_command:
359 (GrafiteTypes.status ->
360 'obj GrafiteAst.command ->
361 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
362 options -> GrafiteTypes.status -> 'obj GrafiteAst.command ->
363 GrafiteTypes.status * UriManager.uri list
366 type 'a eval_executable =
367 {ee_go: 'term 'lazy_term 'reduction 'obj 'ident.
369 (GrafiteTypes.status ->
370 ProofEngineTypes.goal ->
371 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
372 GrafiteTypes.status *
373 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
375 disambiguate_command:
376 (GrafiteTypes.status ->
377 'obj GrafiteAst.command ->
378 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
381 (GrafiteTypes.status ->
382 'term GrafiteAst.macro ->
383 Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
386 GrafiteTypes.status ->
387 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code ->
388 GrafiteTypes.status * UriManager.uri list
391 type 'a eval_from_moo =
392 { efm_go: GrafiteTypes.status -> string -> GrafiteTypes.status }
394 let coercion_moo_statement_of uri =
395 GrafiteAst.Coercion (HExtlib.dummy_floc, uri, false)
397 let eval_coercion status ~add_composites uri =
398 let basedir = Helm_registry.get "matita.basedir" in
399 let status,compounds =
400 GrafiteSync.add_coercion ~basedir ~add_composites status uri in
401 let moo_content = coercion_moo_statement_of uri in
402 let status = GrafiteTypes.add_moo_content [moo_content] status in
403 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
406 let eval_tactical ~disambiguate_tactic status tac =
407 let apply_tactic = apply_tactic ~disambiguate_tactic in
408 let module MatitaStatus =
410 type input_status = GrafiteTypes.status * ProofEngineTypes.goal
413 GrafiteTypes.status * ProofEngineTypes.goal list * ProofEngineTypes.goal list
415 type tactic = input_status -> output_status
417 let id_tactic = apply_tactic (GrafiteAst.IdTac HExtlib.dummy_floc)
418 let mk_tactic tac = tac
419 let apply_tactic tac = tac
420 let goals (_, opened, closed) = opened, closed
421 let set_goals (opened, closed) (status, _, _) = (status, opened, closed)
422 let get_stack (status, _) = GrafiteTypes.get_stack status
424 let set_stack stack (status, opened, closed) =
425 GrafiteTypes.set_stack stack status, opened, closed
427 let inject (status, _) = (status, [], [])
428 let focus goal (status, _, _) = (status, goal)
431 let module MatitaTacticals = Tacticals.Make (MatitaStatus) in
432 let rec tactical_of_ast l tac =
434 | GrafiteAst.Tactic (loc, tactic) ->
435 MatitaTacticals.tactic (MatitaStatus.mk_tactic (apply_tactic tactic))
436 | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *)
438 MatitaTacticals.seq ~tactics:(List.map (tactical_of_ast (l+1)) tacticals)
439 | GrafiteAst.Do (loc, n, tactical) ->
440 MatitaTacticals.do_tactic ~n ~tactic:(tactical_of_ast (l+1) tactical)
441 | GrafiteAst.Repeat (loc, tactical) ->
442 MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast (l+1) tactical)
443 | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *)
445 MatitaTacticals.thens ~start:(tactical_of_ast (l+1) tactical)
446 ~continuations:(List.map (tactical_of_ast (l+1)) tacticals)
447 | GrafiteAst.First (loc, tacticals) ->
448 MatitaTacticals.first
449 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
450 | GrafiteAst.Try (loc, tactical) ->
451 MatitaTacticals.try_tactic ~tactic:(tactical_of_ast (l+1) tactical)
452 | GrafiteAst.Solve (loc, tacticals) ->
453 MatitaTacticals.solve_tactics
454 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
456 | GrafiteAst.Skip loc -> MatitaTacticals.skip
457 | GrafiteAst.Dot loc -> MatitaTacticals.dot
458 | GrafiteAst.Semicolon loc -> MatitaTacticals.semicolon
459 | GrafiteAst.Branch loc -> MatitaTacticals.branch
460 | GrafiteAst.Shift loc -> MatitaTacticals.shift
461 | GrafiteAst.Pos (loc, i) -> MatitaTacticals.pos i
462 | GrafiteAst.Merge loc -> MatitaTacticals.merge
463 | GrafiteAst.Focus (loc, goals) -> MatitaTacticals.focus goals
464 | GrafiteAst.Unfocus loc -> MatitaTacticals.unfocus
466 let status, _, _ = tactical_of_ast 0 tac (status, ~-1) in
467 let status = (* is proof completed? *)
468 match status.GrafiteTypes.proof_status with
469 | GrafiteTypes.Incomplete_proof
470 { GrafiteTypes.stack = stack; proof = proof }
471 when Continuationals.Stack.is_empty stack ->
472 { status with GrafiteTypes.proof_status = GrafiteTypes.Proof proof }
477 let eval_comment status c = status
479 (* since the record syntax allows to declare coercions, we have to put this
480 * information inside the moo *)
481 let add_coercions_of_record_to_moo obj lemmas status =
482 let attributes = CicUtil.attributes_of_obj obj in
483 let is_record = function `Class (`Record att) -> Some att | _-> None in
484 match HExtlib.list_findopt is_record attributes with
487 let is_a_coercion uri =
490 CicEnvironment.get_cooked_obj CicUniv.empty_ugraph uri in
491 let attrs = CicUtil.attributes_of_obj obj in
492 List.mem (`Class `Projection) attrs
493 with Not_found -> assert false
495 (* looking at the fields we can know the 'wanted' coercions, but not the
496 * actually generated ones. So, only the intersection between the wanted
497 * and the actual should be in the moo as coercion, while everithing in
498 * lemmas should go as aliases *)
499 let wanted_coercions =
504 (UriManager.uri_of_string
505 (GrafiteTypes.qualify status name ^ ".con"))
509 prerr_endline "wanted coercions:";
511 (fun u -> prerr_endline (UriManager.string_of_uri u))
513 let coercions, moo_content =
517 let is_a_wanted_coercion =
518 List.exists (UriManager.eq uri) wanted_coercions in
519 if is_a_coercion uri && is_a_wanted_coercion then
520 Some (uri, coercion_moo_statement_of uri)
526 (fun u -> prerr_endline (UriManager.string_of_uri u))
528 let status = GrafiteTypes.add_moo_content moo_content status in
529 let basedir = Helm_registry.get "matita.basedir" in
531 (fun (status,lemmas) uri ->
532 let status,new_lemmas =
533 GrafiteSync.add_coercion ~basedir ~add_composites:true status uri
535 status,new_lemmas@lemmas
536 ) (status,[]) coercions
538 let add_obj uri obj status =
539 let basedir = Helm_registry.get "matita.basedir" in
540 let status,lemmas = GrafiteSync.add_obj ~basedir uri obj status in
543 let rec eval_command = {ec_go = fun ~disambiguate_command opts status cmd ->
544 let status,cmd = disambiguate_command status cmd in
545 let basedir = Helm_registry.get "matita.basedir" in
548 | GrafiteAst.Default (loc, what, uris) as cmd ->
549 LibraryObjects.set_default what uris;
550 GrafiteTypes.add_moo_content [cmd] status,[]
551 | GrafiteAst.Include (loc, baseuri) ->
552 let moopath = LibraryMisc.obj_file_of_baseuri ~basedir ~baseuri in
553 if not (Sys.file_exists moopath) then
554 raise (IncludedFileNotCompiled moopath);
555 let status = eval_from_moo.efm_go status moopath in
557 | GrafiteAst.Set (loc, name, value) ->
558 if name = "baseuri" then begin
560 let v = Http_getter_misc.strip_trailing_slash value in
562 ignore (String.index v ' ');
563 GrafiteTypes.command_error "baseuri can't contain spaces"
566 if Http_getter_storage.is_read_only value then begin
567 HLog.error (sprintf "uri %s belongs to a read-only repository" value);
568 raise (ReadOnlyUri value)
570 if not (GrafiteMisc.is_empty value) && opts.clean_baseuri then begin
571 HLog.message ("baseuri " ^ value ^ " is not empty");
572 HLog.message ("cleaning baseuri " ^ value);
573 LibraryClean.clean_baseuris ~basedir [value];
576 GrafiteTypes.set_option status name value,[]
577 | GrafiteAst.Drop loc -> raise Drop
578 | GrafiteAst.Qed loc ->
579 let uri, metasenv, bo, ty =
580 match status.GrafiteTypes.proof_status with
581 | GrafiteTypes.Proof (Some uri, metasenv, body, ty) ->
582 uri, metasenv, body, ty
583 | GrafiteTypes.Proof (None, metasenv, body, ty) ->
584 raise (GrafiteTypes.Command_error
585 ("Someone allows to start a theorem without giving the "^
586 "name/uri. This should be fixed!"))
589 (GrafiteTypes.Command_error "You can't Qed an incomplete theorem")
591 if metasenv <> [] then
593 (GrafiteTypes.Command_error
594 "Proof not completed! metasenv is not empty!");
595 let name = UriManager.name_of_uri uri in
596 let obj = Cic.Constant (name,Some bo,ty,[],[]) in
597 let status, lemmas = add_obj uri obj status in
598 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
600 | GrafiteAst.Coercion (loc, uri, add_composites) ->
601 eval_coercion status ~add_composites uri
602 | GrafiteAst.Obj (loc,obj) ->
605 Cic.Constant (name,_,_,_,_)
606 | Cic.CurrentProof (name,_,_,_,_,_) -> ".con",name
607 | Cic.InductiveDefinition (types,_,_,_) ->
609 (match types with (name,_,_,_)::_ -> name | _ -> assert false)
610 | _ -> assert false in
612 UriManager.uri_of_string (GrafiteTypes.qualify status name ^ ext)
614 let metasenv = GrafiteTypes.get_proof_metasenv status in
616 | Cic.CurrentProof (_,metasenv',bo,ty,_,_) ->
617 let name = UriManager.name_of_uri uri in
618 if not(CicPp.check name ty) then
619 HLog.error ("Bad name: " ^ name);
620 if opts.do_heavy_checks then
622 let dbd = LibraryDb.instance () in
623 let similar = Whelp.match_term ~dbd ty in
624 let similar_len = List.length similar in
625 if similar_len> 30 then
627 ("Duplicate check will compare your theorem with " ^
628 string_of_int similar_len ^
629 " theorems, this may take a while."));
633 let t = CicUtil.term_of_uri u in
635 CicTypeChecker.type_of_aux'
636 metasenv' [] t CicUniv.empty_ugraph
638 fst(CicReduction.are_convertible [] ty' ty g))
641 (match convertible with
645 ("Theorem already proved: " ^ UriManager.string_of_uri x ^
646 "\nPlease use a variant."));
648 assert (metasenv = metasenv');
649 let initial_proof = (Some uri, metasenv, bo, ty) in
650 let initial_stack = Continuationals.Stack.of_metasenv metasenv in
651 { status with GrafiteTypes.proof_status =
652 GrafiteTypes.Incomplete_proof
653 { GrafiteTypes.proof = initial_proof; stack = initial_stack } },
656 if metasenv <> [] then
657 raise (GrafiteTypes.Command_error (
658 "metasenv not empty while giving a definition with body: " ^
659 CicMetaSubst.ppmetasenv [] metasenv));
660 let status, lemmas = add_obj uri obj status in
661 let status,new_lemmas =
662 add_coercions_of_record_to_moo obj lemmas status
664 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
665 uri::new_lemmas@lemmas
667 match status.GrafiteTypes.proof_status with
668 GrafiteTypes.Intermediate _ ->
669 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},uris
672 } and eval_executable = {ee_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro opts status ex ->
674 | GrafiteAst.Tactical (_, tac, None) ->
675 eval_tactical ~disambiguate_tactic status tac,[]
676 | GrafiteAst.Tactical (_, tac, Some punct) ->
677 let status = eval_tactical ~disambiguate_tactic status tac in
678 eval_tactical ~disambiguate_tactic status punct,[]
679 | GrafiteAst.Command (_, cmd) ->
680 eval_command.ec_go ~disambiguate_command opts status cmd
681 | GrafiteAst.Macro (loc, macro) ->
682 raise (Macro (loc,disambiguate_macro status macro))
684 } and eval_from_moo = {efm_go = fun status fname ->
686 GrafiteAst.Executable (HExtlib.dummy_floc,
687 GrafiteAst.Command (HExtlib.dummy_floc,
690 let moo = GrafiteMarshal.load_moo fname in
693 let ast = ast_of_cmd ast in
696 ~disambiguate_tactic:(fun status _ tactic -> status,tactic)
697 ~disambiguate_command:(fun status cmd -> status,cmd)
698 ~disambiguate_macro:(fun _ _ -> assert false)
704 } and eval_ast = {ea_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro ?(do_heavy_checks=false) ?(clean_baseuri=true) status st
707 do_heavy_checks = do_heavy_checks ;
708 clean_baseuri = clean_baseuri }
711 | GrafiteAst.Executable (_,ex) ->
712 eval_executable.ee_go ~disambiguate_tactic ~disambiguate_command
713 ~disambiguate_macro opts status ex
714 | GrafiteAst.Comment (_,c) -> eval_comment status c,[]
717 let eval_ast = eval_ast.ea_go