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, pattern, idents) ->
220 let metasenv,what = disambiguate_term context metasenv what in
221 let pattern = disambiguate_pattern pattern in
222 metasenv,GrafiteAst.Cases (loc, what, pattern, idents)
223 | GrafiteAst.Change (loc, pattern, with_what) ->
224 let with_what = disambiguate_lazy_term with_what in
225 let pattern = disambiguate_pattern pattern in
226 metasenv,GrafiteAst.Change (loc, pattern, with_what)
227 | GrafiteAst.Clear (loc,id) ->
228 metasenv,GrafiteAst.Clear (loc,id)
229 | GrafiteAst.ClearBody (loc,id) ->
230 metasenv,GrafiteAst.ClearBody (loc,id)
231 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
232 let metasenv,t1 = disambiguate_term context metasenv t1 in
235 | None -> metasenv, None
237 let m, t2 = disambiguate_term context metasenv t2 in
240 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
241 | GrafiteAst.Constructor (loc,n) ->
242 metasenv,GrafiteAst.Constructor (loc,n)
243 | GrafiteAst.Contradiction loc ->
244 metasenv,GrafiteAst.Contradiction loc
245 | GrafiteAst.Cut (loc, ident, term) ->
246 let metasenv,cic = disambiguate_term context metasenv term in
247 metasenv,GrafiteAst.Cut (loc, ident, cic)
248 | GrafiteAst.Decompose (loc, names) ->
249 metasenv,GrafiteAst.Decompose (loc, names)
250 | GrafiteAst.Demodulate (loc, params) ->
251 let metasenv, params = disambiguate_auto_params metasenv params in
252 metasenv,GrafiteAst.Demodulate (loc, params)
253 | GrafiteAst.Destruct (loc, Some terms) ->
254 let map term (metasenv, terms) =
255 let metasenv, term = disambiguate_term context metasenv term in
256 metasenv, term :: terms
258 let metasenv, terms = List.fold_right map terms (metasenv, []) in
259 metasenv, GrafiteAst.Destruct(loc, Some terms)
260 | GrafiteAst.Destruct (loc, None) ->
261 metasenv,GrafiteAst.Destruct(loc,None)
262 | GrafiteAst.Exact (loc, term) ->
263 let metasenv,cic = disambiguate_term context metasenv term in
264 metasenv,GrafiteAst.Exact (loc, cic)
265 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
266 let metasenv,what = disambiguate_term context metasenv what in
267 let metasenv,using = disambiguate_term context metasenv using in
268 let pattern = disambiguate_pattern pattern in
269 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
270 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
271 let metasenv,what = disambiguate_term context metasenv what in
272 let pattern = disambiguate_pattern pattern in
273 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
274 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
275 let metasenv,what = disambiguate_term context metasenv what in
276 let metasenv,using = disambiguate_term context metasenv using in
277 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
278 | GrafiteAst.ElimType (loc, what, None, specs) ->
279 let metasenv,what = disambiguate_term context metasenv what in
280 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
281 | GrafiteAst.Exists loc ->
282 metasenv,GrafiteAst.Exists loc
283 | GrafiteAst.Fail loc ->
284 metasenv,GrafiteAst.Fail loc
285 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
286 let pattern = disambiguate_pattern pattern in
287 let term = disambiguate_lazy_term term in
288 let red_kind = disambiguate_reduction_kind red_kind in
289 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
290 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
291 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
292 | GrafiteAst.Fourier loc ->
293 metasenv,GrafiteAst.Fourier loc
294 | GrafiteAst.Generalize (loc,pattern,ident) ->
295 let pattern = disambiguate_pattern pattern in
296 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
297 | GrafiteAst.IdTac loc ->
298 metasenv,GrafiteAst.IdTac loc
299 | GrafiteAst.Intros (loc, specs) ->
300 metasenv,GrafiteAst.Intros (loc, specs)
301 | GrafiteAst.Inversion (loc, term) ->
302 let metasenv,term = disambiguate_term context metasenv term in
303 metasenv,GrafiteAst.Inversion (loc, term)
304 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
305 let f term (metasenv, to_what) =
306 let metasenv, term = disambiguate_term context metasenv term in
307 metasenv, term :: to_what
309 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
310 let metasenv, what = disambiguate_term context metasenv what in
311 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
312 | GrafiteAst.Left loc ->
313 metasenv,GrafiteAst.Left loc
314 | GrafiteAst.LetIn (loc, term, name) ->
315 let metasenv,term = disambiguate_term context metasenv term in
316 metasenv,GrafiteAst.LetIn (loc,term,name)
317 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
318 let pattern = disambiguate_pattern pattern in
319 let red_kind = disambiguate_reduction_kind red_kind in
320 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
321 | GrafiteAst.Reflexivity loc ->
322 metasenv,GrafiteAst.Reflexivity loc
323 | GrafiteAst.Replace (loc, pattern, with_what) ->
324 let pattern = disambiguate_pattern pattern in
325 let with_what = disambiguate_lazy_term with_what in
326 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
327 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
328 let metasenv,term = disambiguate_term context metasenv t in
329 let pattern = disambiguate_pattern pattern in
330 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
331 | GrafiteAst.Right loc ->
332 metasenv,GrafiteAst.Right loc
333 | GrafiteAst.Ring loc ->
334 metasenv,GrafiteAst.Ring loc
335 | GrafiteAst.Split loc ->
336 metasenv,GrafiteAst.Split loc
337 | GrafiteAst.Symmetry loc ->
338 metasenv,GrafiteAst.Symmetry loc
339 | GrafiteAst.Transitivity (loc, term) ->
340 let metasenv,cic = disambiguate_term context metasenv term in
341 metasenv,GrafiteAst.Transitivity (loc, cic)
343 | GrafiteAst.Assume (loc, id, term) ->
344 let metasenv,cic = disambiguate_term context metasenv term in
345 metasenv,GrafiteAst.Assume (loc, id, cic)
346 | GrafiteAst.Suppose (loc, term, id, term') ->
347 let metasenv,cic = disambiguate_term context metasenv term in
350 None -> metasenv,None
352 let metasenv,t = disambiguate_term context metasenv t in
354 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
355 | GrafiteAst.Bydone (loc,just) ->
357 disambiguate_just disambiguate_term context metasenv just
359 metasenv,GrafiteAst.Bydone (loc, just)
360 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
361 let metasenv,cic = disambiguate_term context metasenv term in
364 None -> metasenv,None
366 let metasenv,t = disambiguate_term context metasenv t in
368 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
369 | GrafiteAst.By_just_we_proved (loc,just,term',id,term'') ->
371 disambiguate_just disambiguate_term context metasenv just in
372 let metasenv,cic' = disambiguate_term context metasenv term' in
375 None -> metasenv,None
377 let metasenv,t = disambiguate_term context metasenv t in
379 metasenv,GrafiteAst.By_just_we_proved (loc,just,cic',id,cic'')
380 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
381 let metasenv,cic = disambiguate_term context metasenv term in
382 let metasenv,cic' = disambiguate_term context metasenv term' in
383 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
384 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
385 let metasenv,cic = disambiguate_term context metasenv term in
386 let metasenv,cic' = disambiguate_term context metasenv term' in
387 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
388 | GrafiteAst.Byinduction (loc, term, id) ->
389 let metasenv,cic = disambiguate_term context metasenv term in
390 metasenv,GrafiteAst.Byinduction(loc, cic, id)
391 | GrafiteAst.Thesisbecomes (loc, term) ->
392 let metasenv,cic = disambiguate_term context metasenv term in
393 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
394 | GrafiteAst.ExistsElim (loc, just, id1, term1, id2, term2) ->
396 disambiguate_just disambiguate_term context metasenv just in
397 let metasenv,cic' = disambiguate_term context metasenv term1 in
398 let cic''= disambiguate_lazy_term term2 in
399 metasenv,GrafiteAst.ExistsElim(loc, just, id1, cic', id2, cic'')
400 | GrafiteAst.AndElim (loc, just, id, term1, id1, term2) ->
402 disambiguate_just disambiguate_term context metasenv just in
403 let metasenv,cic'= disambiguate_term context metasenv term1 in
404 let metasenv,cic''= disambiguate_term context metasenv term2 in
405 metasenv,GrafiteAst.AndElim(loc, just, id, cic', id1, cic'')
406 | GrafiteAst.Case (loc, id, params) ->
407 let metasenv,params' =
409 (fun (id,term) (metasenv,params) ->
410 let metasenv,cic = disambiguate_term context metasenv term in
411 metasenv,(id,cic)::params
412 ) params (metasenv,[])
414 metasenv,GrafiteAst.Case(loc, id, params')
415 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
418 None -> metasenv,None
420 let metasenv,t = disambiguate_term context metasenv t in
421 metasenv,Some (start,t) in
422 let metasenv,cic'= disambiguate_term context metasenv term2 in
426 let metasenv,term = disambiguate_term context metasenv term in
427 metasenv, `SolveWith term
429 let metasenv, params = disambiguate_auto_params metasenv params in
430 metasenv,`Auto params
432 let metasenv,t = disambiguate_term context metasenv t in
434 | `Proof as t -> metasenv,t in
435 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
438 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
441 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
442 | CicNotationPt.Record (_,name,_,_) ->
445 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
446 | None -> raise BaseUriNotSetYet)
447 | CicNotationPt.Inductive _ -> assert false
448 | CicNotationPt.Theorem _ -> None in
449 let (diff, metasenv, cic, _) =
451 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
452 ~aliases:lexicon_status.LexiconEngine.aliases
453 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
454 (text,prefix_len,obj)) in
455 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
456 lexicon_status, metasenv, cic
458 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
460 | GrafiteAst.Index(loc,key,uri) ->
461 let lexicon_status_ref = ref lexicon_status in
462 let disambiguate_term =
463 disambiguate_term text prefix_len lexicon_status_ref [] in
464 let disambiguate_term_option metasenv =
466 None -> metasenv,None
468 let metasenv,t = disambiguate_term metasenv t in
471 let metasenv,key = disambiguate_term_option metasenv key in
472 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
473 | GrafiteAst.Coercion (loc,t,b,a,s) ->
474 let lexicon_status_ref = ref lexicon_status in
475 let disambiguate_term =
476 disambiguate_term text prefix_len lexicon_status_ref [] in
477 let metasenv,t = disambiguate_term metasenv t in
478 !lexicon_status_ref, metasenv, GrafiteAst.Coercion (loc,t,b,a,s)
479 | GrafiteAst.Default _
481 | GrafiteAst.Include _
484 | GrafiteAst.Set _ as cmd ->
485 lexicon_status,metasenv,cmd
486 | GrafiteAst.Obj (loc,obj) ->
487 let lexicon_status,metasenv,obj =
488 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
489 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
490 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
491 let lexicon_status_ref = ref lexicon_status in
492 let disambiguate_term =
493 disambiguate_term text prefix_len lexicon_status_ref [] in
494 let disambiguate_term_option metasenv =
496 None -> metasenv,None
498 let metasenv,t = disambiguate_term metasenv t in
501 let metasenv,a = disambiguate_term metasenv a in
502 let metasenv,aeq = disambiguate_term metasenv aeq in
503 let metasenv,refl = disambiguate_term_option metasenv refl in
504 let metasenv,sym = disambiguate_term_option metasenv sym in
505 let metasenv,trans = disambiguate_term_option metasenv trans in
506 !lexicon_status_ref, metasenv,
507 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
509 let disambiguate_macro
510 lexicon_status_ref metasenv context (text,prefix_len, macro)
512 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
514 | GrafiteAst.WMatch (loc,term) ->
515 let metasenv,term = disambiguate_term context metasenv term in
516 metasenv,GrafiteAst.WMatch (loc,term)
517 | GrafiteAst.WInstance (loc,term) ->
518 let metasenv,term = disambiguate_term context metasenv term in
519 metasenv,GrafiteAst.WInstance (loc,term)
520 | GrafiteAst.WElim (loc,term) ->
521 let metasenv,term = disambiguate_term context metasenv term in
522 metasenv,GrafiteAst.WElim (loc,term)
523 | GrafiteAst.WHint (loc,term) ->
524 let metasenv,term = disambiguate_term context metasenv term in
525 metasenv,GrafiteAst.WHint (loc,term)
526 | GrafiteAst.Check (loc,term) ->
527 let metasenv,term = disambiguate_term context metasenv term in
528 metasenv,GrafiteAst.Check (loc,term)
529 | GrafiteAst.AutoInteractive (loc, params) ->
530 let metasenv, params =
531 disambiguate_auto_params disambiguate_term metasenv context params in
532 metasenv, GrafiteAst.AutoInteractive (loc, params)
534 | GrafiteAst.WLocate _
535 | GrafiteAst.Inline _ as macro ->