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 = function
44 (** @param term not meaningful when context is given *)
45 let disambiguate_term text prefix_len lexicon_status_ref context metasenv term =
46 let lexicon_status = !lexicon_status_ref in
47 let (diff, metasenv, cic, _) =
49 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
50 ~aliases:lexicon_status.LexiconEngine.aliases
51 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
52 ~context ~metasenv (text,prefix_len,term))
54 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
55 lexicon_status_ref := lexicon_status;
59 (** disambiguate_lazy_term (circa): term -> (unit -> status) * lazy_term
60 * rationale: lazy_term will be invoked in different context to obtain a term,
61 * each invocation will disambiguate the term and can add aliases. Once all
62 * disambiguations have been performed, the first returned function can be
63 * used to obtain the resulting aliases *)
64 let disambiguate_lazy_term text prefix_len lexicon_status_ref term =
65 (fun context metasenv ugraph ->
66 let lexicon_status = !lexicon_status_ref in
67 let (diff, metasenv, cic, ugraph) =
69 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
70 ~initial_ugraph:ugraph ~aliases:lexicon_status.LexiconEngine.aliases
71 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
73 (text,prefix_len,term)) in
74 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
75 lexicon_status_ref := lexicon_status;
76 cic, metasenv, ugraph)
79 let disambiguate_pattern
80 text prefix_len lexicon_status_ref (wanted, hyp_paths, goal_path)
82 let interp path = Disambiguate.interpretate_path [] path in
83 let goal_path = HExtlib.map_option interp goal_path in
84 let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in
90 disambiguate_lazy_term text prefix_len lexicon_status_ref wanted
94 (wanted, hyp_paths, goal_path)
97 let disambiguate_reduction_kind text prefix_len lexicon_status_ref = function
99 let t = disambiguate_lazy_term text prefix_len lexicon_status_ref t in
105 | `Whd as kind -> kind
108 let rec disambiguate_tactic
109 lexicon_status_ref context metasenv (text,prefix_len,tactic)
111 let disambiguate_term =
112 disambiguate_term text prefix_len lexicon_status_ref in
113 let disambiguate_pattern =
114 disambiguate_pattern text prefix_len lexicon_status_ref in
115 let disambiguate_reduction_kind =
116 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
117 let disambiguate_lazy_term =
118 disambiguate_lazy_term text prefix_len lexicon_status_ref in
119 let disambiguate_tactic metasenv tac =
120 disambiguate_tactic lexicon_status_ref context metasenv (text,prefix_len,tac)
123 (* Higher order tactics *)
124 | GrafiteAst.Progress (loc,tac) ->
125 let metasenv,tac = disambiguate_tactic metasenv tac in
126 metasenv,GrafiteAst.Progress (loc,tac)
127 | GrafiteAst.Solve (loc,tacl) ->
130 (fun tac (metasenv,tacl) ->
131 let metasenv,tac = disambiguate_tactic metasenv tac in
135 metasenv,GrafiteAst.Solve (loc,tacl)
136 | GrafiteAst.Try (loc,tac) ->
137 let metasenv,tac = disambiguate_tactic metasenv tac in
138 metasenv,GrafiteAst.Try (loc,tac)
139 | GrafiteAst.First (loc,tacl) ->
142 (fun tac (metasenv,tacl) ->
143 let metasenv,tac = disambiguate_tactic metasenv tac in
147 metasenv,GrafiteAst.First (loc,tacl)
148 | GrafiteAst.Seq (loc,tacl) ->
151 (fun tac (metasenv,tacl) ->
152 let metasenv,tac = disambiguate_tactic metasenv tac in
156 metasenv,GrafiteAst.Seq (loc,tacl)
157 | GrafiteAst.Repeat (loc,tac) ->
158 let metasenv,tac = disambiguate_tactic metasenv tac in
159 metasenv,GrafiteAst.Repeat (loc,tac)
160 | GrafiteAst.Do (loc,n,tac) ->
161 let metasenv,tac = disambiguate_tactic metasenv tac in
162 metasenv,GrafiteAst.Do (loc,n,tac)
163 | GrafiteAst.Then (loc,tac,tacl) ->
164 let metasenv,tac = disambiguate_tactic metasenv tac in
167 (fun tac (metasenv,tacl) ->
168 let metasenv,tac = disambiguate_tactic metasenv tac in
172 metasenv,GrafiteAst.Then (loc,tac,tacl)
173 (* First order tactics *)
174 | GrafiteAst.Absurd (loc, term) ->
175 let metasenv,cic = disambiguate_term context metasenv term in
176 metasenv,GrafiteAst.Absurd (loc, cic)
177 | GrafiteAst.Apply (loc, term) ->
178 let metasenv,cic = disambiguate_term context metasenv term in
179 metasenv,GrafiteAst.Apply (loc, cic)
180 | GrafiteAst.ApplyS (loc, term, params) ->
181 let metasenv,cic = disambiguate_term context metasenv term in
182 metasenv,GrafiteAst.ApplyS (loc, cic, params)
183 | GrafiteAst.Assumption loc ->
184 metasenv,GrafiteAst.Assumption loc
185 | GrafiteAst.AutoBatch (loc,params) ->
186 metasenv,GrafiteAst.AutoBatch (loc,params)
187 | GrafiteAst.Cases (loc, what, idents) ->
188 let metasenv,what = disambiguate_term context metasenv what in
189 metasenv,GrafiteAst.Cases (loc, what, idents)
190 | GrafiteAst.Change (loc, pattern, with_what) ->
191 let with_what = disambiguate_lazy_term with_what in
192 let pattern = disambiguate_pattern pattern in
193 metasenv,GrafiteAst.Change (loc, pattern, with_what)
194 | GrafiteAst.Clear (loc,id) ->
195 metasenv,GrafiteAst.Clear (loc,id)
196 | GrafiteAst.ClearBody (loc,id) ->
197 metasenv,GrafiteAst.ClearBody (loc,id)
198 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
199 let metasenv,t1 = disambiguate_term context metasenv t1 in
202 | None -> metasenv, None
204 let m, t2 = disambiguate_term context metasenv t2 in
207 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
208 | GrafiteAst.Constructor (loc,n) ->
209 metasenv,GrafiteAst.Constructor (loc,n)
210 | GrafiteAst.Contradiction loc ->
211 metasenv,GrafiteAst.Contradiction loc
212 | GrafiteAst.Cut (loc, ident, term) ->
213 let metasenv,cic = disambiguate_term context metasenv term in
214 metasenv,GrafiteAst.Cut (loc, ident, cic)
215 | GrafiteAst.Decompose (loc, names) ->
216 metasenv,GrafiteAst.Decompose (loc, names)
217 | GrafiteAst.Demodulate loc ->
218 metasenv,GrafiteAst.Demodulate loc
219 | GrafiteAst.Destruct (loc, Some terms) ->
220 let map term (metasenv, terms) =
221 let metasenv, term = disambiguate_term context metasenv term in
222 metasenv, term :: terms
224 let metasenv, terms = List.fold_right map terms (metasenv, []) in
225 metasenv, GrafiteAst.Destruct(loc, Some terms)
226 | GrafiteAst.Destruct (loc, None) ->
227 metasenv,GrafiteAst.Destruct(loc,None)
228 | GrafiteAst.Exact (loc, term) ->
229 let metasenv,cic = disambiguate_term context metasenv term in
230 metasenv,GrafiteAst.Exact (loc, cic)
231 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
232 let metasenv,what = disambiguate_term context metasenv what in
233 let metasenv,using = disambiguate_term context metasenv using in
234 let pattern = disambiguate_pattern pattern in
235 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
236 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
237 let metasenv,what = disambiguate_term context metasenv what in
238 let pattern = disambiguate_pattern pattern in
239 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
240 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
241 let metasenv,what = disambiguate_term context metasenv what in
242 let metasenv,using = disambiguate_term context metasenv using in
243 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
244 | GrafiteAst.ElimType (loc, what, None, specs) ->
245 let metasenv,what = disambiguate_term context metasenv what in
246 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
247 | GrafiteAst.Exists loc ->
248 metasenv,GrafiteAst.Exists loc
249 | GrafiteAst.Fail loc ->
250 metasenv,GrafiteAst.Fail loc
251 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
252 let pattern = disambiguate_pattern pattern in
253 let term = disambiguate_lazy_term term in
254 let red_kind = disambiguate_reduction_kind red_kind in
255 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
256 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
257 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
258 | GrafiteAst.Fourier loc ->
259 metasenv,GrafiteAst.Fourier loc
260 | GrafiteAst.Generalize (loc,pattern,ident) ->
261 let pattern = disambiguate_pattern pattern in
262 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
263 | GrafiteAst.IdTac loc ->
264 metasenv,GrafiteAst.IdTac loc
265 | GrafiteAst.Intros (loc, specs) ->
266 metasenv,GrafiteAst.Intros (loc, specs)
267 | GrafiteAst.Inversion (loc, term) ->
268 let metasenv,term = disambiguate_term context metasenv term in
269 metasenv,GrafiteAst.Inversion (loc, term)
270 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
271 let f term (metasenv, to_what) =
272 let metasenv, term = disambiguate_term context metasenv term in
273 metasenv, term :: to_what
275 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
276 let metasenv, what = disambiguate_term context metasenv what in
277 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
278 | GrafiteAst.Left loc ->
279 metasenv,GrafiteAst.Left loc
280 | GrafiteAst.LetIn (loc, term, name) ->
281 let metasenv,term = disambiguate_term context metasenv term in
282 metasenv,GrafiteAst.LetIn (loc,term,name)
283 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
284 let pattern = disambiguate_pattern pattern in
285 let red_kind = disambiguate_reduction_kind red_kind in
286 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
287 | GrafiteAst.Reflexivity loc ->
288 metasenv,GrafiteAst.Reflexivity loc
289 | GrafiteAst.Replace (loc, pattern, with_what) ->
290 let pattern = disambiguate_pattern pattern in
291 let with_what = disambiguate_lazy_term with_what in
292 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
293 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
294 let metasenv,term = disambiguate_term context metasenv t in
295 let pattern = disambiguate_pattern pattern in
296 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
297 | GrafiteAst.Right loc ->
298 metasenv,GrafiteAst.Right loc
299 | GrafiteAst.Ring loc ->
300 metasenv,GrafiteAst.Ring loc
301 | GrafiteAst.Split loc ->
302 metasenv,GrafiteAst.Split loc
303 | GrafiteAst.Symmetry loc ->
304 metasenv,GrafiteAst.Symmetry loc
305 | GrafiteAst.Transitivity (loc, term) ->
306 let metasenv,cic = disambiguate_term context metasenv term in
307 metasenv,GrafiteAst.Transitivity (loc, cic)
309 | GrafiteAst.Assume (loc, id, term) ->
310 let metasenv,cic = disambiguate_term context metasenv term in
311 metasenv,GrafiteAst.Assume (loc, id, cic)
312 | GrafiteAst.Suppose (loc, term, id, term') ->
313 let metasenv,cic = disambiguate_term context metasenv term in
316 None -> metasenv,None
318 let metasenv,t = disambiguate_term context metasenv t in
320 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
321 | GrafiteAst.Bydone (loc,term) ->
324 None -> metasenv,None
326 let metasenv,t = disambiguate_term context metasenv t in
328 metasenv,GrafiteAst.Bydone (loc, cic)
329 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
330 let metasenv,cic = disambiguate_term context metasenv term in
333 None -> metasenv,None
335 let metasenv,t = disambiguate_term context metasenv t in
337 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
338 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
341 None -> metasenv,None
343 let metasenv,t = disambiguate_term context metasenv t in
345 let metasenv,cic' = disambiguate_term context metasenv term' in
348 None -> metasenv,None
350 let metasenv,t = disambiguate_term context metasenv t in
352 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
353 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
354 let metasenv,cic = disambiguate_term context metasenv term in
355 let metasenv,cic' = disambiguate_term context metasenv term' in
356 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
357 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
358 let metasenv,cic = disambiguate_term context metasenv term in
359 let metasenv,cic' = disambiguate_term context metasenv term' in
360 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
361 | GrafiteAst.Byinduction (loc, term, id) ->
362 let metasenv,cic = disambiguate_term context metasenv term in
363 metasenv,GrafiteAst.Byinduction(loc, cic, id)
364 | GrafiteAst.Thesisbecomes (loc, term) ->
365 let metasenv,cic = disambiguate_term context metasenv term in
366 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
367 | GrafiteAst.ExistsElim (loc, term, id1, term1, id2, term2) ->
370 None -> metasenv,None
372 let metasenv,t = disambiguate_term context metasenv t in
374 let metasenv,cic' = disambiguate_term context metasenv term1 in
375 let cic''= disambiguate_lazy_term term2 in
376 metasenv,GrafiteAst.ExistsElim(loc, cic, id1, cic', id2, cic'')
377 | GrafiteAst.AndElim (loc, term, id, term1, id1, term2) ->
378 let metasenv,cic = disambiguate_term context metasenv term in
379 let metasenv,cic'= disambiguate_term context metasenv term1 in
380 let metasenv,cic''= disambiguate_term context metasenv term2 in
381 metasenv,GrafiteAst.AndElim(loc, cic, id, cic', id1, cic'')
382 | GrafiteAst.Case (loc, id, params) ->
383 let metasenv,params' =
385 (fun (id,term) (metasenv,params) ->
386 let metasenv,cic = disambiguate_term context metasenv term in
387 metasenv,(id,cic)::params
388 ) params (metasenv,[])
390 metasenv,GrafiteAst.Case(loc, id, params')
391 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
394 None -> metasenv,None
396 let metasenv,t = disambiguate_term context metasenv t in
397 metasenv,Some (start,t) in
398 let metasenv,cic'= disambiguate_term context metasenv term2 in
401 `Auto _ as t -> metasenv,t
403 let metasenv,t = disambiguate_term context metasenv t in
405 | `Proof as t -> metasenv,t in
406 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
409 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
412 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
413 | CicNotationPt.Record (_,name,_,_) ->
416 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
417 | None -> raise BaseUriNotSetYet)
418 | CicNotationPt.Inductive _ -> assert false
419 | CicNotationPt.Theorem _ -> None in
420 let (diff, metasenv, cic, _) =
422 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
423 ~aliases:lexicon_status.LexiconEngine.aliases
424 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
425 (text,prefix_len,obj)) in
426 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
427 lexicon_status, metasenv, cic
429 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
431 | GrafiteAst.Index(loc,key,uri) ->
432 let lexicon_status_ref = ref lexicon_status in
433 let disambiguate_term =
434 disambiguate_term text prefix_len lexicon_status_ref [] in
435 let disambiguate_term_option metasenv =
437 None -> metasenv,None
439 let metasenv,t = disambiguate_term metasenv t in
442 let metasenv,key = disambiguate_term_option metasenv key in
443 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
444 | GrafiteAst.Coercion _
445 | GrafiteAst.Default _
447 | GrafiteAst.Include _
450 | GrafiteAst.Set _ as cmd ->
451 lexicon_status,metasenv,cmd
452 | GrafiteAst.Obj (loc,obj) ->
453 let lexicon_status,metasenv,obj =
454 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
455 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
456 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
457 let lexicon_status_ref = ref lexicon_status in
458 let disambiguate_term =
459 disambiguate_term text prefix_len lexicon_status_ref [] in
460 let disambiguate_term_option metasenv =
462 None -> metasenv,None
464 let metasenv,t = disambiguate_term metasenv t in
467 let metasenv,a = disambiguate_term metasenv a in
468 let metasenv,aeq = disambiguate_term metasenv aeq in
469 let metasenv,refl = disambiguate_term_option metasenv refl in
470 let metasenv,sym = disambiguate_term_option metasenv sym in
471 let metasenv,trans = disambiguate_term_option metasenv trans in
472 !lexicon_status_ref, metasenv,
473 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
475 let disambiguate_macro
476 lexicon_status_ref metasenv context (text,prefix_len, macro)
478 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
480 | GrafiteAst.WMatch (loc,term) ->
481 let metasenv,term = disambiguate_term context metasenv term in
482 metasenv,GrafiteAst.WMatch (loc,term)
483 | GrafiteAst.WInstance (loc,term) ->
484 let metasenv,term = disambiguate_term context metasenv term in
485 metasenv,GrafiteAst.WInstance (loc,term)
486 | GrafiteAst.WElim (loc,term) ->
487 let metasenv,term = disambiguate_term context metasenv term in
488 metasenv,GrafiteAst.WElim (loc,term)
489 | GrafiteAst.WHint (loc,term) ->
490 let metasenv,term = disambiguate_term context metasenv term in
491 metasenv,GrafiteAst.WHint (loc,term)
492 | GrafiteAst.Check (loc,term) ->
493 let metasenv,term = disambiguate_term context metasenv term in
494 metasenv,GrafiteAst.Check (loc,term)
495 | GrafiteAst.AutoInteractive _
497 | GrafiteAst.WLocate _
498 | GrafiteAst.Inline _ as macro ->