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 | NAssert of loc * ((string * [`Decl of CicNotationPt.term | `Def of CicNotationPt.term * CicNotationPt.term]) list * CicNotationPt.term) list
55 | NCases of loc * CicNotationPt.term * npattern
56 | NCase1 of loc * string
57 | NChange of loc * npattern * CicNotationPt.term
58 | NElim of loc * CicNotationPt.term * npattern
59 | NGeneralize of loc * npattern
61 | NIntro of loc * string
62 | NLetIn of loc * npattern * CicNotationPt.term * string
63 | NReduce of loc * [ `Normalize of bool | `Whd of bool ] * npattern
64 | NRewrite of loc * direction * CicNotationPt.term * npattern
65 | NAuto of loc * CicNotationPt.term auto_params
70 | NPos of loc * int list
74 | NFocus of loc * int list
77 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
78 (* Higher order tactics (i.e. tacticals) *)
79 | Do of loc * int * ('term, 'lazy_term, 'reduction, 'ident) tactic
80 | Repeat of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
81 | Seq of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
82 (* sequential composition *)
83 | Then of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic *
84 ('term, 'lazy_term, 'reduction, 'ident) tactic list
85 | First of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
86 (* try a sequence of loc * tactic until one succeeds, fail otherwise *)
87 | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
88 (* try a tactic and mask failures *)
89 | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
90 | Progress of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
92 | Absurd of loc * 'term
93 | Apply of loc * 'term
94 | ApplyRule of loc * 'term
95 | ApplyP of loc * 'term (* apply for procedural reconstruction *)
96 | ApplyS of loc * 'term * 'term auto_params
98 | AutoBatch of loc * 'term auto_params
99 | Cases of loc * 'term * ('term, 'lazy_term, 'ident) pattern *
101 | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
102 | Clear of loc * 'ident list
103 | ClearBody of loc * 'ident
104 | Compose of loc * 'term * 'term option * int * 'ident intros_spec
105 | Constructor of loc * int
106 | Contradiction of loc
107 | Cut of loc * 'ident option * 'term
108 | Decompose of loc * 'ident option list
109 | Demodulate of loc * 'term auto_params
110 | Destruct of loc * 'term list option
111 | Elim of loc * 'term * 'term option * ('term, 'lazy_term, 'ident) pattern *
113 | ElimType of loc * 'term * 'term option * 'ident intros_spec
114 | Exact of loc * 'term
117 | Fold of loc * 'reduction * 'lazy_term * ('term, 'lazy_term, 'ident) pattern
119 | FwdSimpl of loc * string * 'ident option list
120 | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
122 | Intros of loc * 'ident intros_spec
123 | Inversion of loc * 'term
124 | LApply of loc * bool * int option * 'term list * 'term * 'ident option
126 | LetIn of loc * 'term * 'ident
127 | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern
129 | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
130 | Rewrite of loc * direction * 'term *
131 ('term, 'lazy_term, 'ident) pattern * 'ident option list
136 | Transitivity of loc * 'term
137 (* Declarative language *)
138 | Assume of loc * 'ident * 'term
139 | Suppose of loc * 'term *'ident * 'term option
140 | By_just_we_proved of loc * 'term just *
141 'term * 'ident option * 'term option
142 | We_need_to_prove of loc * 'term * 'ident option * 'term option
143 | Bydone of loc * 'term just
144 | We_proceed_by_induction_on of loc * 'term * 'term
145 | We_proceed_by_cases_on of loc * 'term * 'term
146 | Byinduction of loc * 'term * 'ident
147 | Thesisbecomes of loc * 'term
148 | Case of loc * string * (string * 'term) list
149 | ExistsElim of loc * 'term just * 'ident * 'term * 'ident * 'lazy_term
150 | AndElim of loc * 'term just * 'ident * 'term * 'ident * 'term
152 loc * (string option * 'term) option * 'term *
153 [ `Term of 'term | `Auto of 'term auto_params
154 | `Proof | `SolveWith of 'term ] *
157 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
159 type print_kind = [ `Env | `Coer ]
161 type inline_param = IPPrefix of string (* undocumented *)
162 | IPAs of Cic.object_flavour (* preferred flavour *)
163 | IPCoercions (* show coercions *)
164 | IPDebug of int (* set debug level *)
165 | IPProcedural (* procedural rendering *)
166 | IPNoDefaults (* no default-based tactics *)
167 | IPLevel of int (* granularity level *)
168 | IPDepth of int (* undocumented *)
169 | IPComments (* show statistics *)
170 | IPCR (* detect convertible rewriting *)
172 type ('term,'lazy_term) macro =
174 | WHint of loc * 'term
175 | WMatch of loc * 'term
176 | WInstance of loc * 'term
177 | WLocate of loc * string
178 | WElim of loc * 'term
180 | Eval of loc * 'lazy_term reduction * 'term
181 | Check of loc * 'term
183 | AutoInteractive of loc * 'term auto_params
184 | Inline of loc * string * inline_param list
185 (* URI or base-uri, parameters *)
187 (** To be increased each time the command type below changes, used for "safe"
191 type ('term,'obj) command =
192 | Index of loc * 'term option (* key *) * UriManager.uri (* value *)
193 | Select of loc * UriManager.uri
195 | Coercion of loc * 'term * bool (* add_obj *) *
196 int (* arity *) * int (* saturations *)
197 | PreferCoercion of loc * 'term
198 | Inverter of loc * string * 'term * bool list
199 | UnificationHint of loc * CicNotationPt.term * int (* term, precedence *)
200 | Default of loc * string * UriManager.uri list
202 | Include of loc * bool (* normal? *) * string
205 loc * string * 'term * 'term * 'term option * 'term option * 'term option
206 | Set of loc * string * string
207 | Print of loc * string
209 | NObj of loc * CicNotationPt.term CicNotationPt.obj
210 | NUnivConstraint of loc * bool * NUri.uri * NUri.uri
213 type punctuation_tactical =
218 | Pos of loc * int list
222 type non_punctuation_tactical =
223 | Focus of loc * int list
227 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
228 | Command of loc * ('term, 'obj) command
229 | Macro of loc * ('term,'lazy_term) macro
230 | NTactic of loc * ntactic list
231 | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic option
232 * punctuation_tactical
233 | NonPunctuationTactical of loc * non_punctuation_tactical
234 * punctuation_tactical
236 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment =
237 | Note of loc * string
238 | Code of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
240 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) statement =
241 | Executable of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
242 | Comment of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment