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 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
120 | GrafiteAst.Absurd (loc, term) ->
121 let metasenv,cic = disambiguate_term context metasenv term in
122 metasenv,GrafiteAst.Absurd (loc, cic)
123 | GrafiteAst.Apply (loc, term) ->
124 let metasenv,cic = disambiguate_term context metasenv term in
125 metasenv,GrafiteAst.Apply (loc, cic)
126 | GrafiteAst.ApplyS (loc, term) ->
127 let metasenv,cic = disambiguate_term context metasenv term in
128 metasenv,GrafiteAst.ApplyS (loc, cic)
129 | GrafiteAst.Assumption loc ->
130 metasenv,GrafiteAst.Assumption loc
131 | GrafiteAst.Auto (loc,params) ->
132 metasenv,GrafiteAst.Auto (loc,params)
133 | GrafiteAst.Change (loc, pattern, with_what) ->
134 let with_what = disambiguate_lazy_term with_what in
135 let pattern = disambiguate_pattern pattern in
136 metasenv,GrafiteAst.Change (loc, pattern, with_what)
137 | GrafiteAst.Clear (loc,id) ->
138 metasenv,GrafiteAst.Clear (loc,id)
139 | GrafiteAst.ClearBody (loc,id) ->
140 metasenv,GrafiteAst.ClearBody (loc,id)
141 | GrafiteAst.Constructor (loc,n) ->
142 metasenv,GrafiteAst.Constructor (loc,n)
143 | GrafiteAst.Contradiction loc ->
144 metasenv,GrafiteAst.Contradiction loc
145 | GrafiteAst.Cut (loc, ident, term) ->
146 let metasenv,cic = disambiguate_term context metasenv term in
147 metasenv,GrafiteAst.Cut (loc, ident, cic)
148 | GrafiteAst.Decompose (loc, types, what, names) ->
149 let disambiguate (metasenv,types) = function
150 | GrafiteAst.Type _ -> assert false
151 | GrafiteAst.Ident id ->
153 disambiguate_term context metasenv
154 (CicNotationPt.Ident(id, None))
156 | metasenv,Cic.MutInd (uri, tyno, _) ->
157 metasenv,(GrafiteAst.Type (uri, tyno) :: types)
159 raise (GrafiteDisambiguator.DisambiguationError
160 (0,[[None,lazy "Decompose works only on inductive types"]])))
163 List.fold_left disambiguate (metasenv,[]) types
165 metasenv,GrafiteAst.Decompose (loc, types, what, names)
166 | GrafiteAst.Demodulate loc ->
167 metasenv,GrafiteAst.Demodulate loc
168 | GrafiteAst.Discriminate (loc,term) ->
169 let metasenv,term = disambiguate_term context metasenv term in
170 metasenv,GrafiteAst.Discriminate(loc,term)
171 | GrafiteAst.Exact (loc, term) ->
172 let metasenv,cic = disambiguate_term context metasenv term in
173 metasenv,GrafiteAst.Exact (loc, cic)
174 | GrafiteAst.Elim (loc, what, Some using, depth, idents) ->
175 let metasenv,what = disambiguate_term context metasenv what in
176 let metasenv,using = disambiguate_term context metasenv using in
177 metasenv,GrafiteAst.Elim (loc, what, Some using, depth, idents)
178 | GrafiteAst.Elim (loc, what, None, depth, idents) ->
179 let metasenv,what = disambiguate_term context metasenv what in
180 metasenv,GrafiteAst.Elim (loc, what, None, depth, idents)
181 | GrafiteAst.ElimType (loc, what, Some using, depth, idents) ->
182 let metasenv,what = disambiguate_term context metasenv what in
183 let metasenv,using = disambiguate_term context metasenv using in
184 metasenv,GrafiteAst.ElimType (loc, what, Some using, depth, idents)
185 | GrafiteAst.ElimType (loc, what, None, depth, idents) ->
186 let metasenv,what = disambiguate_term context metasenv what in
187 metasenv,GrafiteAst.ElimType (loc, what, None, depth, idents)
188 | GrafiteAst.Exists loc ->
189 metasenv,GrafiteAst.Exists loc
190 | GrafiteAst.Fail loc ->
191 metasenv,GrafiteAst.Fail loc
192 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
193 let pattern = disambiguate_pattern pattern in
194 let term = disambiguate_lazy_term term in
195 let red_kind = disambiguate_reduction_kind red_kind in
196 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
197 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
198 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
199 | GrafiteAst.Fourier loc ->
200 metasenv,GrafiteAst.Fourier loc
201 | GrafiteAst.Generalize (loc,pattern,ident) ->
202 let pattern = disambiguate_pattern pattern in
203 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
204 | GrafiteAst.Goal (loc, g) ->
205 metasenv,GrafiteAst.Goal (loc, g)
206 | GrafiteAst.IdTac loc ->
207 metasenv,GrafiteAst.IdTac loc
208 | GrafiteAst.Injection (loc, term) ->
209 let metasenv,term = disambiguate_term context metasenv term in
210 metasenv,GrafiteAst.Injection (loc,term)
211 | GrafiteAst.Intros (loc, num, names) ->
212 metasenv,GrafiteAst.Intros (loc, num, names)
213 | GrafiteAst.Inversion (loc, term) ->
214 let metasenv,term = disambiguate_term context metasenv term in
215 metasenv,GrafiteAst.Inversion (loc, term)
216 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
218 let metasenv,term = disambiguate_term context metasenv term in
221 let to_what = List.fold_right f to_what [] in
222 let metasenv,what = disambiguate_term context metasenv what in
223 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
224 | GrafiteAst.Left loc ->
225 metasenv,GrafiteAst.Left loc
226 | GrafiteAst.LetIn (loc, term, name) ->
227 let metasenv,term = disambiguate_term context metasenv term in
228 metasenv,GrafiteAst.LetIn (loc,term,name)
229 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
230 let pattern = disambiguate_pattern pattern in
231 let red_kind = disambiguate_reduction_kind red_kind in
232 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
233 | GrafiteAst.Reflexivity loc ->
234 metasenv,GrafiteAst.Reflexivity loc
235 | GrafiteAst.Replace (loc, pattern, with_what) ->
236 let pattern = disambiguate_pattern pattern in
237 let with_what = disambiguate_lazy_term with_what in
238 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
239 | GrafiteAst.Rewrite (loc, dir, t, pattern) ->
240 let metasenv,term = disambiguate_term context metasenv t in
241 let pattern = disambiguate_pattern pattern in
242 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern)
243 | GrafiteAst.Right loc ->
244 metasenv,GrafiteAst.Right loc
245 | GrafiteAst.Ring loc ->
246 metasenv,GrafiteAst.Ring loc
247 | GrafiteAst.Split loc ->
248 metasenv,GrafiteAst.Split loc
249 | GrafiteAst.Symmetry loc ->
250 metasenv,GrafiteAst.Symmetry loc
251 | GrafiteAst.Transitivity (loc, term) ->
252 let metasenv,cic = disambiguate_term context metasenv term in
253 metasenv,GrafiteAst.Transitivity (loc, cic)
255 | GrafiteAst.Assume (loc, id, term) ->
256 let metasenv,cic = disambiguate_term context metasenv term in
257 metasenv,GrafiteAst.Assume (loc, id, cic)
258 | GrafiteAst.Suppose (loc, term, id, term') ->
259 let metasenv,cic = disambiguate_term context metasenv term in
262 None -> metasenv,None
264 let metasenv,t = disambiguate_term context metasenv t in
266 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
267 | GrafiteAst.Bydone (loc,term) ->
270 None -> metasenv,None
272 let metasenv,t = disambiguate_term context metasenv t in
274 metasenv,GrafiteAst.Bydone (loc, cic)
275 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
276 let metasenv,cic = disambiguate_term context metasenv term in
279 None -> metasenv,None
281 let metasenv,t = disambiguate_term context metasenv t in
283 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
284 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
287 None -> metasenv,None
289 let metasenv,t = disambiguate_term context metasenv t in
291 let metasenv,cic' = disambiguate_term context metasenv term' in
294 None -> metasenv,None
296 let metasenv,t = disambiguate_term context metasenv t in
298 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
299 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
300 let metasenv,cic = disambiguate_term context metasenv term in
301 let metasenv,cic' = disambiguate_term context metasenv term' in
302 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
303 | GrafiteAst.Byinduction (loc, term, id) ->
304 let metasenv,cic = disambiguate_term context metasenv term in
305 metasenv,GrafiteAst.Byinduction(loc, cic, id)
306 | GrafiteAst.Thesisbecomes (loc, term) ->
307 let metasenv,cic = disambiguate_term context metasenv term in
308 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
309 | GrafiteAst.Let1 (loc, id, term, term1) ->
310 let metasenv,cic = disambiguate_term context metasenv term in
311 let metasenv,cic'= disambiguate_term context metasenv term1 in
312 metasenv,GrafiteAst.Let1(loc, id, cic, cic')
313 | GrafiteAst.Bywehave (loc, term, term1, id, term2, id1) ->
316 None -> metasenv,None
318 let metasenv,t = disambiguate_term context metasenv t in
320 let metasenv,cic'= disambiguate_term context metasenv term1 in
321 let metasenv,cic''= disambiguate_term context metasenv term2 in
322 metasenv,GrafiteAst.Bywehave(loc, cic, cic', id, cic'', id1)
323 | GrafiteAst.Case (loc, id, params) ->
324 let metasenv,params' =
326 (fun (id,term) (metasenv,params) ->
327 let metasenv,cic = disambiguate_term context metasenv term in
328 metasenv,(id,cic)::params
329 ) params (metasenv,[])
331 metasenv,GrafiteAst.Case(loc, id, params')
332 | GrafiteAst.RewritingStep (loc, term1, term2, term3) ->
335 None -> metasenv,None
337 let metasenv,t = disambiguate_term context metasenv t in
339 let metasenv,cic'= disambiguate_term context metasenv term2 in
342 None -> metasenv,None
344 let metasenv,t = disambiguate_term context metasenv t in
346 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'')
349 let disambiguate_obj lexicon_status ~baseuri metasenv (text,prefix_len,obj) =
352 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
353 | CicNotationPt.Record (_,name,_,_) ->
356 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
357 | None -> raise BaseUriNotSetYet)
358 | CicNotationPt.Inductive _ -> assert false
359 | CicNotationPt.Theorem _ -> None in
360 let (diff, metasenv, cic, _) =
362 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
363 ~aliases:lexicon_status.LexiconEngine.aliases
364 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
365 (text,prefix_len,obj)) in
366 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
367 lexicon_status, metasenv, cic
369 let disambiguate_command lexicon_status ~baseuri metasenv (text,prefix_len,cmd)=
371 | GrafiteAst.Coercion _
372 | GrafiteAst.Default _
375 | GrafiteAst.Include _
377 | GrafiteAst.Set _ as cmd ->
378 lexicon_status,metasenv,cmd
379 | GrafiteAst.Obj (loc,obj) ->
380 let lexicon_status,metasenv,obj =
381 disambiguate_obj lexicon_status ~baseuri metasenv (text,prefix_len,obj)in
382 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
384 let disambiguate_macro
385 lexicon_status_ref metasenv context (text,prefix_len, macro)
387 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
389 | GrafiteAst.WMatch (loc,term) ->
390 let metasenv,term = disambiguate_term context metasenv term in
391 metasenv,GrafiteAst.WMatch (loc,term)
392 | GrafiteAst.WInstance (loc,term) ->
393 let metasenv,term = disambiguate_term context metasenv term in
394 metasenv,GrafiteAst.WInstance (loc,term)
395 | GrafiteAst.WElim (loc,term) ->
396 let metasenv,term = disambiguate_term context metasenv term in
397 metasenv,GrafiteAst.WElim (loc,term)
398 | GrafiteAst.WHint (loc,term) ->
399 let metasenv,term = disambiguate_term context metasenv term in
400 metasenv,GrafiteAst.WHint (loc,term)
401 | GrafiteAst.Check (loc,term) ->
402 let metasenv,term = disambiguate_term context metasenv term in
403 metasenv,GrafiteAst.Check (loc,term)
405 | GrafiteAst.WLocate _ as macro ->