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/
26 type direction = [ `LeftToRight | `RightToLeft ]
28 type loc = Token.flocation
30 type ('term, 'lazy_term, 'ident) pattern =
31 'lazy_term option * ('ident * 'term) list * 'term option
33 type ('term, 'ident) type_spec =
35 | Type of UriManager.uri * int
37 type 'lazy_term reduction =
41 | `Unfold of 'lazy_term option
44 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
45 | Absurd of loc * 'term
46 | Apply of loc * 'term
48 | Auto of loc * int option * int option * string option * string option
49 (* depth, width, paramodulation, full *) (* ALB *)
50 | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
51 | Clear of loc * 'ident
52 | ClearBody of loc * 'ident
53 | Compare of loc * 'term
54 | Constructor of loc * int
55 | Contradiction of loc
56 | Cut of loc * 'ident option * 'term
57 | DecideEquality of loc
58 | Decompose of loc * ('term, 'ident) type_spec list * 'ident * 'ident list
59 | Discriminate of loc * 'term
60 | Elim of loc * 'term * 'term option * int option * 'ident list
61 | ElimType of loc * 'term * 'term option * int option * 'ident list
62 | Exact of loc * 'term
65 | Fold of loc * 'reduction * 'lazy_term * ('term, 'lazy_term, 'ident) pattern
67 | FwdSimpl of loc * string * 'ident list
68 | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
69 | Goal of loc * int (* change current goal, argument is goal number 1-based *)
71 | Injection of loc * 'term
72 | Intros of loc * int option * 'ident list
73 | Inversion of loc * 'term
74 | LApply of loc * int option * 'term list * 'term * 'ident option
76 | LetIn of loc * 'term * 'ident
77 | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern
79 | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
80 | Rewrite of loc * direction * 'term *
81 ('term, 'lazy_term, 'ident) pattern
86 | Transitivity of loc * 'term
88 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
90 type print_kind = [ `Env | `Coer ]
94 | WHint of loc * 'term
95 | WMatch of loc * 'term
96 | WInstance of loc * 'term
97 | WLocate of loc * string
98 | WElim of loc * 'term
101 | Print of loc * string
102 | Check of loc * 'term
105 (* | Redo of loc * int option
106 | Undo of loc * int option *)
107 (* | Print of loc * print_kind *)
108 | Search_pat of loc * search_kind * string (* searches with string pattern *)
109 | Search_term of loc * search_kind * 'term (* searches with term pattern *)
111 (** To be increased each time the command type below changes, used for "safe"
116 | Default of loc * string * UriManager.uri list
117 | Include of loc * string
118 | Set of loc * string * string
121 | Coercion of loc * UriManager.uri * bool (* add composites *)
124 type ('term, 'lazy_term, 'reduction, 'ident) tactical =
125 | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
126 | Do of loc * int * ('term, 'lazy_term, 'reduction, 'ident) tactical
127 | Repeat of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
128 | Seq of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
129 (* sequential composition *)
130 | Then of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical *
131 ('term, 'lazy_term, 'reduction, 'ident) tactical list
132 | First of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
133 (* try a sequence of loc * tactical until one succeeds, fail otherwise *)
134 | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
135 (* try a tactical and mask failures *)
136 | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
144 | Focus of loc * int list
150 | Dot _ | Semicolon _ | Branch _ | Shift _ | Merge _ | Pos _ -> true
153 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
154 | Command of loc * 'obj command
155 | Macro of loc * 'term macro
156 | Tactical of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
157 * ('term, 'lazy_term, 'reduction, 'ident) tactical option(* punctuation *)
159 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment =
160 | Note of loc * string
161 | Code of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
163 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) statement =
164 | Executable of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) code
165 | Comment of loc * ('term, 'lazy_term, 'reduction, 'obj, 'ident) comment