1 (* Copyright (C) 2004, HELM Team.
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 type direction = [ `LeftToRight | `RightToLeft ]
30 type loc = Stdpp.location
32 type ('term, 'lazy_term, 'ident) pattern =
33 'lazy_term option * ('ident * 'term) list * 'term option
36 CicNotationPt.term option * (string * CicNotationPt.term) list * CicNotationPt.term option
38 type 'lazy_term reduction =
41 | `Unfold of 'lazy_term option
44 type 'ident intros_spec = int option * 'ident option list
46 type 'term auto_params = 'term list * (string*string) list
50 | `Auto of 'term auto_params ]
53 | NApply of loc * CicNotationPt.term
54 | NSmartApply of loc * CicNotationPt.term
55 | NAssert of loc * ((string * [`Decl of CicNotationPt.term | `Def of CicNotationPt.term * CicNotationPt.term]) list * CicNotationPt.term) list
56 | NCases of loc * CicNotationPt.term * npattern
57 | NCase1 of loc * string
58 | NChange of loc * npattern * CicNotationPt.term
59 | NConstructor of loc * int option * CicNotationPt.term list
60 | NCut of loc * CicNotationPt.term
61 (* | NDiscriminate of loc * CicNotationPt.term
62 | NSubst of loc * CicNotationPt.term *)
64 | NElim of loc * CicNotationPt.term * npattern
65 | NGeneralize of loc * npattern
67 | NIntro of loc * string
68 | NLApply of loc * CicNotationPt.term
69 | NLetIn of loc * npattern * CicNotationPt.term * string
70 | NReduce of loc * [ `Normalize of bool | `Whd of bool ] * npattern
71 | NRewrite of loc * direction * CicNotationPt.term * npattern
72 | NAuto of loc * CicNotationPt.term auto_params
77 | NPos of loc * int list
78 | NPosbyname of loc * string
82 | NFocus of loc * int list
84 | NTry of loc * ntactic
86 | NRepeat of loc * ntactic
87 | NBlock of loc * ntactic list
89 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
90 (* Higher order tactics (i.e. tacticals) *)
91 | Do of loc * int * ('term, 'lazy_term, 'reduction, 'ident) tactic
92 | Repeat of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
93 | Seq of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
94 (* sequential composition *)
95 | Then of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic *
96 ('term, 'lazy_term, 'reduction, 'ident) tactic list
97 | First of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
98 (* try a sequence of loc * tactic until one succeeds, fail otherwise *)
99 | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
100 (* try a tactic and mask failures *)
101 | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
102 | Progress of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
104 | Absurd of loc * 'term
105 | Apply of loc * 'term
106 | ApplyRule of loc * 'term
107 | ApplyP of loc * 'term (* apply for procedural reconstruction *)
108 | ApplyS of loc * 'term * 'term auto_params
110 | AutoBatch of loc * 'term auto_params
111 | Cases of loc * 'term * ('term, 'lazy_term, 'ident) pattern *
113 | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
114 | Clear of loc * 'ident list
115 | ClearBody of loc * 'ident
116 | Compose of loc * 'term * 'term option * int * 'ident intros_spec
117 | Constructor of loc * int
118 | Contradiction of loc
119 | Cut of loc * 'ident option * 'term
120 | Decompose of loc * 'ident option list
121 | Demodulate of loc * 'term auto_params
122 | Destruct of loc * 'term list option
123 | Elim of loc * 'term * 'term option * ('term, 'lazy_term, 'ident) pattern *
125 | ElimType of loc * 'term * 'term option * 'ident intros_spec
126 | Exact of loc * 'term
129 | Fold of loc * 'reduction * 'lazy_term * ('term, 'lazy_term, 'ident) pattern
131 | FwdSimpl of loc * string * 'ident option list
132 | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
134 | Intros of loc * 'ident intros_spec
135 | Inversion of loc * 'term
136 | LApply of loc * bool * int option * 'term list * 'term * 'ident option
138 | LetIn of loc * 'term * 'ident
139 | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern
141 | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
142 | Rewrite of loc * direction * 'term *
143 ('term, 'lazy_term, 'ident) pattern * 'ident option list
148 | Transitivity of loc * 'term
149 (* Declarative language *)
150 | Assume of loc * 'ident * 'term
151 | Suppose of loc * 'term *'ident * 'term option
152 | By_just_we_proved of loc * 'term just *
153 'term * 'ident option * 'term option
154 | We_need_to_prove of loc * 'term * 'ident option * 'term option
155 | Bydone of loc * 'term just
156 | We_proceed_by_induction_on of loc * 'term * 'term
157 | We_proceed_by_cases_on of loc * 'term * 'term
158 | Byinduction of loc * 'term * 'ident
159 | Thesisbecomes of loc * 'term
160 | Case of loc * string * (string * 'term) list
161 | ExistsElim of loc * 'term just * 'ident * 'term * 'ident * 'lazy_term
162 | AndElim of loc * 'term just * 'ident * 'term * 'ident * 'term
164 loc * (string option * 'term) option * 'term *
165 [ `Term of 'term | `Auto of 'term auto_params
166 | `Proof | `SolveWith of 'term ] *
169 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
171 type print_kind = [ `Env | `Coer ]
173 type inline_param = IPPrefix of string (* undocumented *)
174 | IPAs of Cic.object_flavour (* preferred flavour *)
175 | IPCoercions (* show coercions *)
176 | IPDebug of int (* set debug level *)
177 | IPProcedural (* procedural rendering *)
178 | IPNoDefaults (* no default-based tactics *)
179 | IPLevel of int (* granularity level *)
180 | IPDepth of int (* undocumented *)
181 | IPComments (* show statistics *)
182 | IPCR (* detect convertible rewriting *)
184 type ('term,'lazy_term) macro =
186 | WHint of loc * 'term
187 | WMatch of loc * 'term
188 | WInstance of loc * 'term
189 | WLocate of loc * string
190 | WElim of loc * 'term
192 | Eval of loc * 'lazy_term reduction * 'term
193 | Check of loc * 'term
195 | AutoInteractive of loc * 'term auto_params
196 | Inline of loc * string * inline_param list
197 (* URI or base-uri, parameters *)
200 | NCheck of loc * CicNotationPt.term
201 | Screenshot of loc * string
203 (** To be increased each time the command type below changes, used for "safe"
207 type ('term,'obj) command =
208 | Index of loc * 'term option (* key *) * UriManager.uri (* value *)
209 | Select of loc * UriManager.uri
211 | Coercion of loc * 'term * bool (* add_obj *) *
212 int (* arity *) * int (* saturations *)
213 | PreferCoercion of loc * 'term
214 | Inverter of loc * string * 'term * bool list
215 | Default of loc * string * UriManager.uri list
217 | Include of loc * bool (* normal? *) * [`New | `OldAndNew] * string
220 loc * string * 'term * 'term * 'term option * 'term option * 'term option
221 | Set of loc * string * string
222 | Print of loc * string
226 | UnificationHint of loc * CicNotationPt.term * int (* term, precedence *)
227 | NObj of loc * CicNotationPt.term CicNotationPt.obj
228 | NDiscriminator of loc * CicNotationPt.term
229 | NInverter of loc * string * CicNotationPt.term * bool list option * CicNotationPt.term option
230 | NUnivConstraint of loc * NUri.uri * NUri.uri
231 | NCopy of loc * string * NUri.uri * (NUri.uri * NUri.uri) list
232 | NCoercion of loc * string *
233 CicNotationPt.term * CicNotationPt.term *
234 (string * CicNotationPt.term) * CicNotationPt.term
237 type punctuation_tactical =
242 | Pos of loc * int list
246 type non_punctuation_tactical =
247 | Focus of loc * int list
251 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
252 | Command of loc * ('term, 'obj) command
253 | NCommand of loc * ncommand
254 | Macro of loc * ('term,'lazy_term) macro
255 | NMacro of loc * nmacro
256 | NTactic of loc * ntactic list
257 | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic option
258 * punctuation_tactical
259 | NonPunctuationTactical of loc * non_punctuation_tactical
260 * punctuation_tactical
262 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment =
263 | Note of loc * string
264 | Code of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
266 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) statement =
267 | Executable of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
268 | Comment of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment