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 exception BaseUriNotSetYet
31 (CicNotationPt.term, CicNotationPt.term,
32 CicNotationPt.term GrafiteAst.reduction, string)
36 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string)
39 let singleton msg = function
43 Printf.sprintf "GrafiteDisambiguate.singleton (%s): %u interpretations"
46 HLog.debug debug; assert false
48 (** @param term not meaningful when context is given *)
49 let disambiguate_term text prefix_len lexicon_status_ref context metasenv term =
50 let lexicon_status = !lexicon_status_ref in
51 let (diff, metasenv, cic, _) =
53 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
54 ~aliases:lexicon_status.LexiconEngine.aliases
55 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
56 ~context ~metasenv (text,prefix_len,term))
58 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
59 lexicon_status_ref := lexicon_status;
63 (** disambiguate_lazy_term (circa): term -> (unit -> status) * lazy_term
64 * rationale: lazy_term will be invoked in different context to obtain a term,
65 * each invocation will disambiguate the term and can add aliases. Once all
66 * disambiguations have been performed, the first returned function can be
67 * used to obtain the resulting aliases *)
68 let disambiguate_lazy_term text prefix_len lexicon_status_ref term =
69 (fun context metasenv ugraph ->
70 let lexicon_status = !lexicon_status_ref in
71 let (diff, metasenv, cic, ugraph) =
73 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
74 ~initial_ugraph:ugraph ~aliases:lexicon_status.LexiconEngine.aliases
75 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
77 (text,prefix_len,term)) in
78 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
79 lexicon_status_ref := lexicon_status;
80 cic, metasenv, ugraph)
83 let disambiguate_pattern
84 text prefix_len lexicon_status_ref (wanted, hyp_paths, goal_path)
86 let interp path = Disambiguate.interpretate_path [] path in
87 let goal_path = HExtlib.map_option interp goal_path in
88 let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in
94 disambiguate_lazy_term text prefix_len lexicon_status_ref wanted
98 (wanted, hyp_paths, goal_path)
101 let disambiguate_reduction_kind text prefix_len lexicon_status_ref = function
102 | `Unfold (Some t) ->
103 let t = disambiguate_lazy_term text prefix_len lexicon_status_ref t in
108 | `Whd as kind -> kind
111 let disambiguate_auto_params
112 disambiguate_term metasenv context (terms, params)
114 let metasenv, terms =
116 (fun t (metasenv, terms) ->
117 let metasenv,t = disambiguate_term context metasenv t in
118 metasenv,t::terms) terms (metasenv, [])
120 metasenv, (terms, params)
123 let disambiguate_just disambiguate_term context metasenv =
126 let metasenv,t = disambiguate_term context metasenv t in
129 let metasenv,params = disambiguate_auto_params disambiguate_term metasenv
132 metasenv, `Auto params
135 let rec disambiguate_tactic
136 lexicon_status_ref context metasenv (text,prefix_len,tactic)
138 let disambiguate_term =
139 disambiguate_term text prefix_len lexicon_status_ref in
140 let disambiguate_pattern =
141 disambiguate_pattern text prefix_len lexicon_status_ref in
142 let disambiguate_reduction_kind =
143 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
144 let disambiguate_lazy_term =
145 disambiguate_lazy_term text prefix_len lexicon_status_ref in
146 let disambiguate_tactic metasenv tac =
147 disambiguate_tactic lexicon_status_ref context metasenv (text,prefix_len,tac)
149 let disambiguate_auto_params m p =
150 disambiguate_auto_params disambiguate_term m context p
153 (* Higher order tactics *)
154 | GrafiteAst.Progress (loc,tac) ->
155 let metasenv,tac = disambiguate_tactic metasenv tac in
156 metasenv,GrafiteAst.Progress (loc,tac)
157 | GrafiteAst.Solve (loc,tacl) ->
160 (fun tac (metasenv,tacl) ->
161 let metasenv,tac = disambiguate_tactic metasenv tac in
165 metasenv,GrafiteAst.Solve (loc,tacl)
166 | GrafiteAst.Try (loc,tac) ->
167 let metasenv,tac = disambiguate_tactic metasenv tac in
168 metasenv,GrafiteAst.Try (loc,tac)
169 | GrafiteAst.First (loc,tacl) ->
172 (fun tac (metasenv,tacl) ->
173 let metasenv,tac = disambiguate_tactic metasenv tac in
177 metasenv,GrafiteAst.First (loc,tacl)
178 | GrafiteAst.Seq (loc,tacl) ->
181 (fun tac (metasenv,tacl) ->
182 let metasenv,tac = disambiguate_tactic metasenv tac in
186 metasenv,GrafiteAst.Seq (loc,tacl)
187 | GrafiteAst.Repeat (loc,tac) ->
188 let metasenv,tac = disambiguate_tactic metasenv tac in
189 metasenv,GrafiteAst.Repeat (loc,tac)
190 | GrafiteAst.Do (loc,n,tac) ->
191 let metasenv,tac = disambiguate_tactic metasenv tac in
192 metasenv,GrafiteAst.Do (loc,n,tac)
193 | GrafiteAst.Then (loc,tac,tacl) ->
194 let metasenv,tac = disambiguate_tactic metasenv tac in
197 (fun tac (metasenv,tacl) ->
198 let metasenv,tac = disambiguate_tactic metasenv tac in
202 metasenv,GrafiteAst.Then (loc,tac,tacl)
203 (* First order tactics *)
204 | GrafiteAst.Absurd (loc, term) ->
205 let metasenv,cic = disambiguate_term context metasenv term in
206 metasenv,GrafiteAst.Absurd (loc, cic)
207 | GrafiteAst.Apply (loc, term) ->
208 let metasenv,cic = disambiguate_term context metasenv term in
209 metasenv,GrafiteAst.Apply (loc, cic)
210 | GrafiteAst.ApplyS (loc, term, params) ->
211 let metasenv, params = disambiguate_auto_params metasenv params in
212 let metasenv,cic = disambiguate_term context metasenv term in
213 metasenv,GrafiteAst.ApplyS (loc, cic, params)
214 | GrafiteAst.Assumption loc ->
215 metasenv,GrafiteAst.Assumption loc
216 | GrafiteAst.AutoBatch (loc,params) ->
217 let metasenv, params = disambiguate_auto_params metasenv params in
218 metasenv,GrafiteAst.AutoBatch (loc,params)
219 | GrafiteAst.Cases (loc, what, idents) ->
220 let metasenv,what = disambiguate_term context metasenv what in
221 metasenv,GrafiteAst.Cases (loc, what, idents)
222 | GrafiteAst.Change (loc, pattern, with_what) ->
223 let with_what = disambiguate_lazy_term with_what in
224 let pattern = disambiguate_pattern pattern in
225 metasenv,GrafiteAst.Change (loc, pattern, with_what)
226 | GrafiteAst.Clear (loc,id) ->
227 metasenv,GrafiteAst.Clear (loc,id)
228 | GrafiteAst.ClearBody (loc,id) ->
229 metasenv,GrafiteAst.ClearBody (loc,id)
230 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
231 let metasenv,t1 = disambiguate_term context metasenv t1 in
234 | None -> metasenv, None
236 let m, t2 = disambiguate_term context metasenv t2 in
239 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
240 | GrafiteAst.Constructor (loc,n) ->
241 metasenv,GrafiteAst.Constructor (loc,n)
242 | GrafiteAst.Contradiction loc ->
243 metasenv,GrafiteAst.Contradiction loc
244 | GrafiteAst.Cut (loc, ident, term) ->
245 let metasenv,cic = disambiguate_term context metasenv term in
246 metasenv,GrafiteAst.Cut (loc, ident, cic)
247 | GrafiteAst.Decompose (loc, names) ->
248 metasenv,GrafiteAst.Decompose (loc, names)
249 | GrafiteAst.Demodulate (loc, params) ->
250 let metasenv, params = disambiguate_auto_params metasenv params in
251 metasenv,GrafiteAst.Demodulate (loc, params)
252 | GrafiteAst.Destruct (loc, Some terms) ->
253 let map term (metasenv, terms) =
254 let metasenv, term = disambiguate_term context metasenv term in
255 metasenv, term :: terms
257 let metasenv, terms = List.fold_right map terms (metasenv, []) in
258 metasenv, GrafiteAst.Destruct(loc, Some terms)
259 | GrafiteAst.Destruct (loc, None) ->
260 metasenv,GrafiteAst.Destruct(loc,None)
261 | GrafiteAst.Exact (loc, term) ->
262 let metasenv,cic = disambiguate_term context metasenv term in
263 metasenv,GrafiteAst.Exact (loc, cic)
264 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
265 let metasenv,what = disambiguate_term context metasenv what in
266 let metasenv,using = disambiguate_term context metasenv using in
267 let pattern = disambiguate_pattern pattern in
268 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
269 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
270 let metasenv,what = disambiguate_term context metasenv what in
271 let pattern = disambiguate_pattern pattern in
272 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
273 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
274 let metasenv,what = disambiguate_term context metasenv what in
275 let metasenv,using = disambiguate_term context metasenv using in
276 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
277 | GrafiteAst.ElimType (loc, what, None, specs) ->
278 let metasenv,what = disambiguate_term context metasenv what in
279 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
280 | GrafiteAst.Exists loc ->
281 metasenv,GrafiteAst.Exists loc
282 | GrafiteAst.Fail loc ->
283 metasenv,GrafiteAst.Fail loc
284 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
285 let pattern = disambiguate_pattern pattern in
286 let term = disambiguate_lazy_term term in
287 let red_kind = disambiguate_reduction_kind red_kind in
288 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
289 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
290 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
291 | GrafiteAst.Fourier loc ->
292 metasenv,GrafiteAst.Fourier loc
293 | GrafiteAst.Generalize (loc,pattern,ident) ->
294 let pattern = disambiguate_pattern pattern in
295 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
296 | GrafiteAst.IdTac loc ->
297 metasenv,GrafiteAst.IdTac loc
298 | GrafiteAst.Intros (loc, specs) ->
299 metasenv,GrafiteAst.Intros (loc, specs)
300 | GrafiteAst.Inversion (loc, term) ->
301 let metasenv,term = disambiguate_term context metasenv term in
302 metasenv,GrafiteAst.Inversion (loc, term)
303 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
304 let f term (metasenv, to_what) =
305 let metasenv, term = disambiguate_term context metasenv term in
306 metasenv, term :: to_what
308 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
309 let metasenv, what = disambiguate_term context metasenv what in
310 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
311 | GrafiteAst.Left loc ->
312 metasenv,GrafiteAst.Left loc
313 | GrafiteAst.LetIn (loc, term, name) ->
314 let metasenv,term = disambiguate_term context metasenv term in
315 metasenv,GrafiteAst.LetIn (loc,term,name)
316 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
317 let pattern = disambiguate_pattern pattern in
318 let red_kind = disambiguate_reduction_kind red_kind in
319 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
320 | GrafiteAst.Reflexivity loc ->
321 metasenv,GrafiteAst.Reflexivity loc
322 | GrafiteAst.Replace (loc, pattern, with_what) ->
323 let pattern = disambiguate_pattern pattern in
324 let with_what = disambiguate_lazy_term with_what in
325 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
326 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
327 let metasenv,term = disambiguate_term context metasenv t in
328 let pattern = disambiguate_pattern pattern in
329 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
330 | GrafiteAst.Right loc ->
331 metasenv,GrafiteAst.Right loc
332 | GrafiteAst.Ring loc ->
333 metasenv,GrafiteAst.Ring loc
334 | GrafiteAst.Split loc ->
335 metasenv,GrafiteAst.Split loc
336 | GrafiteAst.Symmetry loc ->
337 metasenv,GrafiteAst.Symmetry loc
338 | GrafiteAst.Transitivity (loc, term) ->
339 let metasenv,cic = disambiguate_term context metasenv term in
340 metasenv,GrafiteAst.Transitivity (loc, cic)
342 | GrafiteAst.Assume (loc, id, term) ->
343 let metasenv,cic = disambiguate_term context metasenv term in
344 metasenv,GrafiteAst.Assume (loc, id, cic)
345 | GrafiteAst.Suppose (loc, term, id, term') ->
346 let metasenv,cic = disambiguate_term context metasenv term in
349 None -> metasenv,None
351 let metasenv,t = disambiguate_term context metasenv t in
353 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
354 | GrafiteAst.Bydone (loc,just) ->
356 disambiguate_just disambiguate_term context metasenv just
358 metasenv,GrafiteAst.Bydone (loc, just)
359 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
360 let metasenv,cic = disambiguate_term context metasenv term in
363 None -> metasenv,None
365 let metasenv,t = disambiguate_term context metasenv t in
367 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
368 | GrafiteAst.By_just_we_proved (loc,just,term',id,term'') ->
370 disambiguate_just disambiguate_term context metasenv just in
371 let metasenv,cic' = disambiguate_term context metasenv term' in
374 None -> metasenv,None
376 let metasenv,t = disambiguate_term context metasenv t in
378 metasenv,GrafiteAst.By_just_we_proved (loc,just,cic',id,cic'')
379 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
380 let metasenv,cic = disambiguate_term context metasenv term in
381 let metasenv,cic' = disambiguate_term context metasenv term' in
382 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
383 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
384 let metasenv,cic = disambiguate_term context metasenv term in
385 let metasenv,cic' = disambiguate_term context metasenv term' in
386 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
387 | GrafiteAst.Byinduction (loc, term, id) ->
388 let metasenv,cic = disambiguate_term context metasenv term in
389 metasenv,GrafiteAst.Byinduction(loc, cic, id)
390 | GrafiteAst.Thesisbecomes (loc, term) ->
391 let metasenv,cic = disambiguate_term context metasenv term in
392 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
393 | GrafiteAst.ExistsElim (loc, just, id1, term1, id2, term2) ->
395 disambiguate_just disambiguate_term context metasenv just in
396 let metasenv,cic' = disambiguate_term context metasenv term1 in
397 let cic''= disambiguate_lazy_term term2 in
398 metasenv,GrafiteAst.ExistsElim(loc, just, id1, cic', id2, cic'')
399 | GrafiteAst.AndElim (loc, just, id, term1, id1, term2) ->
401 disambiguate_just disambiguate_term context metasenv just in
402 let metasenv,cic'= disambiguate_term context metasenv term1 in
403 let metasenv,cic''= disambiguate_term context metasenv term2 in
404 metasenv,GrafiteAst.AndElim(loc, just, id, cic', id1, cic'')
405 | GrafiteAst.Case (loc, id, params) ->
406 let metasenv,params' =
408 (fun (id,term) (metasenv,params) ->
409 let metasenv,cic = disambiguate_term context metasenv term in
410 metasenv,(id,cic)::params
411 ) params (metasenv,[])
413 metasenv,GrafiteAst.Case(loc, id, params')
414 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
417 None -> metasenv,None
419 let metasenv,t = disambiguate_term context metasenv t in
420 metasenv,Some (start,t) in
421 let metasenv,cic'= disambiguate_term context metasenv term2 in
425 let metasenv,term = disambiguate_term context metasenv term in
426 metasenv, `SolveWith term
428 let metasenv, params = disambiguate_auto_params metasenv params in
429 metasenv,`Auto params
431 let metasenv,t = disambiguate_term context metasenv t in
433 | `Proof as t -> metasenv,t in
434 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
437 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
440 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
441 | CicNotationPt.Record (_,name,_,_) ->
444 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
445 | None -> raise BaseUriNotSetYet)
446 | CicNotationPt.Inductive _ -> assert false
447 | CicNotationPt.Theorem _ -> None in
448 let (diff, metasenv, cic, _) =
450 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
451 ~aliases:lexicon_status.LexiconEngine.aliases
452 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
453 (text,prefix_len,obj)) in
454 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
455 lexicon_status, metasenv, cic
457 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
459 | GrafiteAst.Index(loc,key,uri) ->
460 let lexicon_status_ref = ref lexicon_status in
461 let disambiguate_term =
462 disambiguate_term text prefix_len lexicon_status_ref [] in
463 let disambiguate_term_option metasenv =
465 None -> metasenv,None
467 let metasenv,t = disambiguate_term metasenv t in
470 let metasenv,key = disambiguate_term_option metasenv key in
471 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
472 | GrafiteAst.Coercion _
473 | GrafiteAst.Default _
475 | GrafiteAst.Include _
478 | GrafiteAst.Set _ as cmd ->
479 lexicon_status,metasenv,cmd
480 | GrafiteAst.Obj (loc,obj) ->
481 let lexicon_status,metasenv,obj =
482 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
483 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
484 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
485 let lexicon_status_ref = ref lexicon_status in
486 let disambiguate_term =
487 disambiguate_term text prefix_len lexicon_status_ref [] in
488 let disambiguate_term_option metasenv =
490 None -> metasenv,None
492 let metasenv,t = disambiguate_term metasenv t in
495 let metasenv,a = disambiguate_term metasenv a in
496 let metasenv,aeq = disambiguate_term metasenv aeq in
497 let metasenv,refl = disambiguate_term_option metasenv refl in
498 let metasenv,sym = disambiguate_term_option metasenv sym in
499 let metasenv,trans = disambiguate_term_option metasenv trans in
500 !lexicon_status_ref, metasenv,
501 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
503 let disambiguate_macro
504 lexicon_status_ref metasenv context (text,prefix_len, macro)
506 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
508 | GrafiteAst.WMatch (loc,term) ->
509 let metasenv,term = disambiguate_term context metasenv term in
510 metasenv,GrafiteAst.WMatch (loc,term)
511 | GrafiteAst.WInstance (loc,term) ->
512 let metasenv,term = disambiguate_term context metasenv term in
513 metasenv,GrafiteAst.WInstance (loc,term)
514 | GrafiteAst.WElim (loc,term) ->
515 let metasenv,term = disambiguate_term context metasenv term in
516 metasenv,GrafiteAst.WElim (loc,term)
517 | GrafiteAst.WHint (loc,term) ->
518 let metasenv,term = disambiguate_term context metasenv term in
519 metasenv,GrafiteAst.WHint (loc,term)
520 | GrafiteAst.Check (loc,term) ->
521 let metasenv,term = disambiguate_term context metasenv term in
522 metasenv,GrafiteAst.Check (loc,term)
523 | GrafiteAst.AutoInteractive (loc, params) ->
524 let metasenv, params =
525 disambiguate_auto_params disambiguate_term metasenv context params in
526 metasenv, GrafiteAst.AutoInteractive (loc, params)
528 | GrafiteAst.WLocate _
529 | GrafiteAst.Inline _ as macro ->