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 rec disambiguate_tactic
112 lexicon_status_ref context metasenv (text,prefix_len,tactic)
114 let disambiguate_term =
115 disambiguate_term text prefix_len lexicon_status_ref in
116 let disambiguate_pattern =
117 disambiguate_pattern text prefix_len lexicon_status_ref in
118 let disambiguate_reduction_kind =
119 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
120 let disambiguate_lazy_term =
121 disambiguate_lazy_term text prefix_len lexicon_status_ref in
122 let disambiguate_tactic metasenv tac =
123 disambiguate_tactic lexicon_status_ref context metasenv (text,prefix_len,tac)
126 (* Higher order tactics *)
127 | GrafiteAst.Progress (loc,tac) ->
128 let metasenv,tac = disambiguate_tactic metasenv tac in
129 metasenv,GrafiteAst.Progress (loc,tac)
130 | GrafiteAst.Solve (loc,tacl) ->
133 (fun tac (metasenv,tacl) ->
134 let metasenv,tac = disambiguate_tactic metasenv tac in
138 metasenv,GrafiteAst.Solve (loc,tacl)
139 | GrafiteAst.Try (loc,tac) ->
140 let metasenv,tac = disambiguate_tactic metasenv tac in
141 metasenv,GrafiteAst.Try (loc,tac)
142 | GrafiteAst.First (loc,tacl) ->
145 (fun tac (metasenv,tacl) ->
146 let metasenv,tac = disambiguate_tactic metasenv tac in
150 metasenv,GrafiteAst.First (loc,tacl)
151 | GrafiteAst.Seq (loc,tacl) ->
154 (fun tac (metasenv,tacl) ->
155 let metasenv,tac = disambiguate_tactic metasenv tac in
159 metasenv,GrafiteAst.Seq (loc,tacl)
160 | GrafiteAst.Repeat (loc,tac) ->
161 let metasenv,tac = disambiguate_tactic metasenv tac in
162 metasenv,GrafiteAst.Repeat (loc,tac)
163 | GrafiteAst.Do (loc,n,tac) ->
164 let metasenv,tac = disambiguate_tactic metasenv tac in
165 metasenv,GrafiteAst.Do (loc,n,tac)
166 | GrafiteAst.Then (loc,tac,tacl) ->
167 let metasenv,tac = disambiguate_tactic metasenv tac in
170 (fun tac (metasenv,tacl) ->
171 let metasenv,tac = disambiguate_tactic metasenv tac in
175 metasenv,GrafiteAst.Then (loc,tac,tacl)
176 (* First order tactics *)
177 | GrafiteAst.Absurd (loc, term) ->
178 let metasenv,cic = disambiguate_term context metasenv term in
179 metasenv,GrafiteAst.Absurd (loc, cic)
180 | GrafiteAst.Apply (loc, term) ->
181 let metasenv,cic = disambiguate_term context metasenv term in
182 metasenv,GrafiteAst.Apply (loc, cic)
183 | GrafiteAst.ApplyS (loc, term, params) ->
184 let metasenv,cic = disambiguate_term context metasenv term in
185 metasenv,GrafiteAst.ApplyS (loc, cic, params)
186 | GrafiteAst.Assumption loc ->
187 metasenv,GrafiteAst.Assumption loc
188 | GrafiteAst.AutoBatch (loc,params) ->
189 metasenv,GrafiteAst.AutoBatch (loc,params)
190 | GrafiteAst.Cases (loc, what, idents) ->
191 let metasenv,what = disambiguate_term context metasenv what in
192 metasenv,GrafiteAst.Cases (loc, what, idents)
193 | GrafiteAst.Change (loc, pattern, with_what) ->
194 let with_what = disambiguate_lazy_term with_what in
195 let pattern = disambiguate_pattern pattern in
196 metasenv,GrafiteAst.Change (loc, pattern, with_what)
197 | GrafiteAst.Clear (loc,id) ->
198 metasenv,GrafiteAst.Clear (loc,id)
199 | GrafiteAst.ClearBody (loc,id) ->
200 metasenv,GrafiteAst.ClearBody (loc,id)
201 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
202 let metasenv,t1 = disambiguate_term context metasenv t1 in
205 | None -> metasenv, None
207 let m, t2 = disambiguate_term context metasenv t2 in
210 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
211 | GrafiteAst.Constructor (loc,n) ->
212 metasenv,GrafiteAst.Constructor (loc,n)
213 | GrafiteAst.Contradiction loc ->
214 metasenv,GrafiteAst.Contradiction loc
215 | GrafiteAst.Cut (loc, ident, term) ->
216 let metasenv,cic = disambiguate_term context metasenv term in
217 metasenv,GrafiteAst.Cut (loc, ident, cic)
218 | GrafiteAst.Decompose (loc, names) ->
219 metasenv,GrafiteAst.Decompose (loc, names)
220 | GrafiteAst.Demodulate loc ->
221 metasenv,GrafiteAst.Demodulate loc
222 | GrafiteAst.Destruct (loc, Some terms) ->
223 let map term (metasenv, terms) =
224 let metasenv, term = disambiguate_term context metasenv term in
225 metasenv, term :: terms
227 let metasenv, terms = List.fold_right map terms (metasenv, []) in
228 metasenv, GrafiteAst.Destruct(loc, Some terms)
229 | GrafiteAst.Destruct (loc, None) ->
230 metasenv,GrafiteAst.Destruct(loc,None)
231 | GrafiteAst.Exact (loc, term) ->
232 let metasenv,cic = disambiguate_term context metasenv term in
233 metasenv,GrafiteAst.Exact (loc, cic)
234 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
235 let metasenv,what = disambiguate_term context metasenv what in
236 let metasenv,using = disambiguate_term context metasenv using in
237 let pattern = disambiguate_pattern pattern in
238 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
239 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
240 let metasenv,what = disambiguate_term context metasenv what in
241 let pattern = disambiguate_pattern pattern in
242 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
243 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
244 let metasenv,what = disambiguate_term context metasenv what in
245 let metasenv,using = disambiguate_term context metasenv using in
246 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
247 | GrafiteAst.ElimType (loc, what, None, specs) ->
248 let metasenv,what = disambiguate_term context metasenv what in
249 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
250 | GrafiteAst.Exists loc ->
251 metasenv,GrafiteAst.Exists loc
252 | GrafiteAst.Fail loc ->
253 metasenv,GrafiteAst.Fail loc
254 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
255 let pattern = disambiguate_pattern pattern in
256 let term = disambiguate_lazy_term term in
257 let red_kind = disambiguate_reduction_kind red_kind in
258 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
259 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
260 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
261 | GrafiteAst.Fourier loc ->
262 metasenv,GrafiteAst.Fourier loc
263 | GrafiteAst.Generalize (loc,pattern,ident) ->
264 let pattern = disambiguate_pattern pattern in
265 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
266 | GrafiteAst.IdTac loc ->
267 metasenv,GrafiteAst.IdTac loc
268 | GrafiteAst.Intros (loc, specs) ->
269 metasenv,GrafiteAst.Intros (loc, specs)
270 | GrafiteAst.Inversion (loc, term) ->
271 let metasenv,term = disambiguate_term context metasenv term in
272 metasenv,GrafiteAst.Inversion (loc, term)
273 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
274 let f term (metasenv, to_what) =
275 let metasenv, term = disambiguate_term context metasenv term in
276 metasenv, term :: to_what
278 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
279 let metasenv, what = disambiguate_term context metasenv what in
280 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
281 | GrafiteAst.Left loc ->
282 metasenv,GrafiteAst.Left loc
283 | GrafiteAst.LetIn (loc, term, name) ->
284 let metasenv,term = disambiguate_term context metasenv term in
285 metasenv,GrafiteAst.LetIn (loc,term,name)
286 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
287 let pattern = disambiguate_pattern pattern in
288 let red_kind = disambiguate_reduction_kind red_kind in
289 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
290 | GrafiteAst.Reflexivity loc ->
291 metasenv,GrafiteAst.Reflexivity loc
292 | GrafiteAst.Replace (loc, pattern, with_what) ->
293 let pattern = disambiguate_pattern pattern in
294 let with_what = disambiguate_lazy_term with_what in
295 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
296 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
297 let metasenv,term = disambiguate_term context metasenv t in
298 let pattern = disambiguate_pattern pattern in
299 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
300 | GrafiteAst.Right loc ->
301 metasenv,GrafiteAst.Right loc
302 | GrafiteAst.Ring loc ->
303 metasenv,GrafiteAst.Ring loc
304 | GrafiteAst.Split loc ->
305 metasenv,GrafiteAst.Split loc
306 | GrafiteAst.Symmetry loc ->
307 metasenv,GrafiteAst.Symmetry loc
308 | GrafiteAst.Transitivity (loc, term) ->
309 let metasenv,cic = disambiguate_term context metasenv term in
310 metasenv,GrafiteAst.Transitivity (loc, cic)
312 | GrafiteAst.Assume (loc, id, term) ->
313 let metasenv,cic = disambiguate_term context metasenv term in
314 metasenv,GrafiteAst.Assume (loc, id, cic)
315 | GrafiteAst.Suppose (loc, term, id, term') ->
316 let metasenv,cic = disambiguate_term context metasenv term in
319 None -> metasenv,None
321 let metasenv,t = disambiguate_term context metasenv t in
323 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
324 | GrafiteAst.Bydone (loc,term) ->
327 None -> metasenv,None
329 let metasenv,t = disambiguate_term context metasenv t in
331 metasenv,GrafiteAst.Bydone (loc, cic)
332 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
333 let metasenv,cic = disambiguate_term context metasenv term in
336 None -> metasenv,None
338 let metasenv,t = disambiguate_term context metasenv t in
340 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
341 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
344 None -> metasenv,None
346 let metasenv,t = disambiguate_term context metasenv t in
348 let metasenv,cic' = disambiguate_term context metasenv term' in
351 None -> metasenv,None
353 let metasenv,t = disambiguate_term context metasenv t in
355 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
356 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
357 let metasenv,cic = disambiguate_term context metasenv term in
358 let metasenv,cic' = disambiguate_term context metasenv term' in
359 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
360 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
361 let metasenv,cic = disambiguate_term context metasenv term in
362 let metasenv,cic' = disambiguate_term context metasenv term' in
363 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
364 | GrafiteAst.Byinduction (loc, term, id) ->
365 let metasenv,cic = disambiguate_term context metasenv term in
366 metasenv,GrafiteAst.Byinduction(loc, cic, id)
367 | GrafiteAst.Thesisbecomes (loc, term) ->
368 let metasenv,cic = disambiguate_term context metasenv term in
369 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
370 | GrafiteAst.ExistsElim (loc, term, id1, term1, id2, term2) ->
373 None -> metasenv,None
375 let metasenv,t = disambiguate_term context metasenv t in
377 let metasenv,cic' = disambiguate_term context metasenv term1 in
378 let cic''= disambiguate_lazy_term term2 in
379 metasenv,GrafiteAst.ExistsElim(loc, cic, id1, cic', id2, cic'')
380 | GrafiteAst.AndElim (loc, term, id, term1, id1, term2) ->
381 let metasenv,cic = disambiguate_term context metasenv term in
382 let metasenv,cic'= disambiguate_term context metasenv term1 in
383 let metasenv,cic''= disambiguate_term context metasenv term2 in
384 metasenv,GrafiteAst.AndElim(loc, cic, id, cic', id1, cic'')
385 | GrafiteAst.Case (loc, id, params) ->
386 let metasenv,params' =
388 (fun (id,term) (metasenv,params) ->
389 let metasenv,cic = disambiguate_term context metasenv term in
390 metasenv,(id,cic)::params
391 ) params (metasenv,[])
393 metasenv,GrafiteAst.Case(loc, id, params')
394 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
397 None -> metasenv,None
399 let metasenv,t = disambiguate_term context metasenv t in
400 metasenv,Some (start,t) in
401 let metasenv,cic'= disambiguate_term context metasenv term2 in
404 `Auto _ as t -> metasenv,t
406 let metasenv,t = disambiguate_term context metasenv t in
408 | `Proof as t -> metasenv,t in
409 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
412 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
415 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
416 | CicNotationPt.Record (_,name,_,_) ->
419 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
420 | None -> raise BaseUriNotSetYet)
421 | CicNotationPt.Inductive _ -> assert false
422 | CicNotationPt.Theorem _ -> None in
423 let (diff, metasenv, cic, _) =
425 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
426 ~aliases:lexicon_status.LexiconEngine.aliases
427 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
428 (text,prefix_len,obj)) in
429 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
430 lexicon_status, metasenv, cic
432 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
434 | GrafiteAst.Index(loc,key,uri) ->
435 let lexicon_status_ref = ref lexicon_status in
436 let disambiguate_term =
437 disambiguate_term text prefix_len lexicon_status_ref [] in
438 let disambiguate_term_option metasenv =
440 None -> metasenv,None
442 let metasenv,t = disambiguate_term metasenv t in
445 let metasenv,key = disambiguate_term_option metasenv key in
446 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
447 | GrafiteAst.Coercion _
448 | GrafiteAst.Default _
450 | GrafiteAst.Include _
453 | GrafiteAst.Set _ as cmd ->
454 lexicon_status,metasenv,cmd
455 | GrafiteAst.Obj (loc,obj) ->
456 let lexicon_status,metasenv,obj =
457 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
458 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
459 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
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,a = disambiguate_term metasenv a in
471 let metasenv,aeq = disambiguate_term metasenv aeq in
472 let metasenv,refl = disambiguate_term_option metasenv refl in
473 let metasenv,sym = disambiguate_term_option metasenv sym in
474 let metasenv,trans = disambiguate_term_option metasenv trans in
475 !lexicon_status_ref, metasenv,
476 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
478 let disambiguate_macro
479 lexicon_status_ref metasenv context (text,prefix_len, macro)
481 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
483 | GrafiteAst.WMatch (loc,term) ->
484 let metasenv,term = disambiguate_term context metasenv term in
485 metasenv,GrafiteAst.WMatch (loc,term)
486 | GrafiteAst.WInstance (loc,term) ->
487 let metasenv,term = disambiguate_term context metasenv term in
488 metasenv,GrafiteAst.WInstance (loc,term)
489 | GrafiteAst.WElim (loc,term) ->
490 let metasenv,term = disambiguate_term context metasenv term in
491 metasenv,GrafiteAst.WElim (loc,term)
492 | GrafiteAst.WHint (loc,term) ->
493 let metasenv,term = disambiguate_term context metasenv term in
494 metasenv,GrafiteAst.WHint (loc,term)
495 | GrafiteAst.Check (loc,term) ->
496 let metasenv,term = disambiguate_term context metasenv term in
497 metasenv,GrafiteAst.Check (loc,term)
498 | GrafiteAst.AutoInteractive _
500 | GrafiteAst.WLocate _
501 | GrafiteAst.Inline _ as macro ->