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
67 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
68 (* Higher order tactics (i.e. tacticals) *)
69 | Do of loc * int * ('term, 'lazy_term, 'reduction, 'ident) tactic
70 | Repeat of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
71 | Seq of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
72 (* sequential composition *)
73 | Then of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic *
74 ('term, 'lazy_term, 'reduction, 'ident) tactic list
75 | First of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
76 (* try a sequence of loc * tactic until one succeeds, fail otherwise *)
77 | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
78 (* try a tactic and mask failures *)
79 | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic list
80 | Progress of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
82 | Absurd of loc * 'term
83 | Apply of loc * 'term
84 | ApplyRule of loc * 'term
85 | ApplyP of loc * 'term (* apply for procedural reconstruction *)
86 | ApplyS of loc * 'term * 'term auto_params
88 | AutoBatch of loc * 'term auto_params
89 | Cases of loc * 'term * ('term, 'lazy_term, 'ident) pattern *
91 | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
92 | Clear of loc * 'ident list
93 | ClearBody of loc * 'ident
94 | Compose of loc * 'term * 'term option * int * 'ident intros_spec
95 | Constructor of loc * int
96 | Contradiction of loc
97 | Cut of loc * 'ident option * 'term
98 | Decompose of loc * 'ident option list
99 | Demodulate of loc * 'term auto_params
100 | Destruct of loc * 'term list option
101 | Elim of loc * 'term * 'term option * ('term, 'lazy_term, 'ident) pattern *
103 | ElimType of loc * 'term * 'term option * 'ident intros_spec
104 | Exact of loc * 'term
107 | Fold of loc * 'reduction * 'lazy_term * ('term, 'lazy_term, 'ident) pattern
109 | FwdSimpl of loc * string * 'ident option list
110 | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
112 | Intros of loc * 'ident intros_spec
113 | Inversion of loc * 'term
114 | LApply of loc * bool * int option * 'term list * 'term * 'ident option
116 | LetIn of loc * 'term * 'ident
117 | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern
119 | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
120 | Rewrite of loc * direction * 'term *
121 ('term, 'lazy_term, 'ident) pattern * 'ident option list
126 | Transitivity of loc * 'term
127 (* Declarative language *)
128 | Assume of loc * 'ident * 'term
129 | Suppose of loc * 'term *'ident * 'term option
130 | By_just_we_proved of loc * 'term just *
131 'term * 'ident option * 'term option
132 | We_need_to_prove of loc * 'term * 'ident option * 'term option
133 | Bydone of loc * 'term just
134 | We_proceed_by_induction_on of loc * 'term * 'term
135 | We_proceed_by_cases_on of loc * 'term * 'term
136 | Byinduction of loc * 'term * 'ident
137 | Thesisbecomes of loc * 'term
138 | Case of loc * string * (string * 'term) list
139 | ExistsElim of loc * 'term just * 'ident * 'term * 'ident * 'lazy_term
140 | AndElim of loc * 'term just * 'ident * 'term * 'ident * 'term
142 loc * (string option * 'term) option * 'term *
143 [ `Term of 'term | `Auto of 'term auto_params
144 | `Proof | `SolveWith of 'term ] *
147 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
149 type print_kind = [ `Env | `Coer ]
151 type inline_param = IPPrefix of string (* undocumented *)
152 | IPAs of Cic.object_flavour (* preferred flavour *)
153 | IPProcedural (* procedural rendering *)
154 | IPNoDefaults (* no default-based tactics *)
155 | IPLevel of int (* granularity level *)
156 | IPDepth of int (* undocumented *)
157 | IPComments (* show statistics *)
158 | IPCoercions (* show coercions *)
159 | IPDebug of int (* set debug level *)
161 type ('term,'lazy_term) macro =
163 | WHint of loc * 'term
164 | WMatch of loc * 'term
165 | WInstance of loc * 'term
166 | WLocate of loc * string
167 | WElim of loc * 'term
169 | Eval of loc * 'lazy_term reduction * 'term
170 | Check of loc * 'term
172 | AutoInteractive of loc * 'term auto_params
173 | Inline of loc * string * inline_param list
174 (* URI or base-uri, parameters *)
176 (** To be increased each time the command type below changes, used for "safe"
180 type ('term,'obj) command =
181 | Index of loc * 'term option (* key *) * UriManager.uri (* value *)
182 | Select of loc * UriManager.uri
184 | Coercion of loc * 'term * bool (* add_obj *) *
185 int (* arity *) * int (* saturations *)
186 | PreferCoercion of loc * 'term
187 | Inverter of loc * string * 'term * bool list
188 | UnificationHint of loc * 'term * int (* term, precedence *)
189 | Default of loc * string * UriManager.uri list
191 | Include of loc * bool (* normal? *) * string
194 loc * string * 'term * 'term * 'term option * 'term option * 'term option
195 | Set of loc * string * string
196 | Print of loc * string
198 | NObj of loc * CicNotationPt.term CicNotationPt.obj
199 | NUnivConstraint of loc * bool * NUri.uri * NUri.uri
202 type punctuation_tactical =
207 | Pos of loc * int list
211 type non_punctuation_tactical =
212 | Focus of loc * int list
216 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
217 | Command of loc * ('term, 'obj) command
218 | Macro of loc * ('term,'lazy_term) macro
219 | NTactic of loc * ntactic * punctuation_tactical
220 | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic option
221 * punctuation_tactical
222 | NonPunctuationTactical of loc * non_punctuation_tactical
223 * punctuation_tactical
224 | NNonPunctuationTactical of loc * non_punctuation_tactical
225 * punctuation_tactical
227 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment =
228 | Note of loc * string
229 | Code of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
231 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) statement =
232 | Executable of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
233 | Comment of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment