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 = Token.flocation
32 type ('term, 'lazy_term, 'ident) pattern =
33 'lazy_term option * ('ident * 'term) list * 'term option
35 type ('term, 'ident) type_spec =
37 | Type of UriManager.uri * int
39 type 'lazy_term reduction =
44 | `Unfold of 'lazy_term option
47 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
48 | Absurd of loc * 'term
49 | Apply of loc * 'term
51 | Auto of loc * int option * int option * string option * string option
52 (* depth, width, paramodulation, full *) (* ALB *)
53 | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
54 | Clear of loc * 'ident
55 | ClearBody of loc * 'ident
56 | Constructor of loc * int
57 | Contradiction of loc
58 | Cut of loc * 'ident option * 'term
59 | Decompose of loc * ('term, 'ident) type_spec list * 'ident * 'ident list
60 | Discriminate of loc * 'term
61 | Elim of loc * 'term * 'term option * int option * 'ident list
62 | ElimType of loc * 'term * 'term option * int option * 'ident list
63 | Exact of loc * 'term
66 | Fold of loc * 'reduction * 'lazy_term * ('term, 'lazy_term, 'ident) pattern
68 | FwdSimpl of loc * string * 'ident list
69 | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
70 | Goal of loc * int (* change current goal, argument is goal number 1-based *)
72 | Injection of loc * 'term
73 | Intros of loc * int option * 'ident list
74 | Inversion of loc * 'term
75 | LApply of loc * int option * 'term list * 'term * 'ident option
77 | LetIn of loc * 'term * 'ident
78 | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern
80 | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
81 | Rewrite of loc * direction * 'term *
82 ('term, 'lazy_term, 'ident) pattern
87 | Transitivity of loc * 'term
89 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
91 type print_kind = [ `Env | `Coer ]
95 | WHint of loc * 'term
96 | WMatch of loc * 'term
97 | WInstance of loc * 'term
98 | WLocate of loc * string
99 | WElim of loc * 'term
102 | Print of loc * string
103 | Check of loc * 'term
106 (* | Redo of loc * int option
107 | Undo of loc * int option *)
108 (* | Print of loc * print_kind *)
109 | Search_pat of loc * search_kind * string (* searches with string pattern *)
110 | Search_term of loc * search_kind * 'term (* searches with term pattern *)
112 (** To be increased each time the command type below changes, used for "safe"
117 | Default of loc * string * UriManager.uri list
118 | Include of loc * string
119 | Set of loc * string * string
122 | Coercion of loc * UriManager.uri * bool (* add composites *)
125 type ('term, 'lazy_term, 'reduction, 'ident) tactical =
126 | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
127 | Do of loc * int * ('term, 'lazy_term, 'reduction, 'ident) tactical
128 | Repeat of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
129 | Seq of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
130 (* sequential composition *)
131 | Then of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical *
132 ('term, 'lazy_term, 'reduction, 'ident) tactical list
133 | First of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
134 (* try a sequence of loc * tactical until one succeeds, fail otherwise *)
135 | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
136 (* try a tactical and mask failures *)
137 | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
145 | Focus of loc * int list
151 | Dot _ | Semicolon _ | Branch _ | Shift _ | Merge _ | Pos _ -> true
154 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
155 | Command of loc * 'obj command
156 | Macro of loc * 'term macro
157 | Tactical of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
158 * ('term, 'lazy_term, 'reduction, 'ident) tactical option(* punctuation *)
160 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment =
161 | Note of loc * string
162 | Code of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
164 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) statement =
165 | Executable of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
166 | Comment of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment