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 exception Not_implemented of string
27 let not_implemented feature = raise (Not_implemented feature)
29 (** exceptions whose content should be presented to the user *)
30 exception Failure of string
31 let error s = raise (Failure s)
32 let warning s = prerr_endline ("MATITA WARNING:\t" ^ s)
34 if BuildTimeConf.debug then prerr_endline ("MATITA DEBUG:\t" ^ s)
36 exception No_proof (** no current proof is available *)
39 exception Unbound_identifier of string
42 let untitled_con_uri = UriManager.uri_of_string "cic:/untitled.con"
43 let untitled_def_uri = UriManager.uri_of_string "cic:/untitled.ind"
45 let unopt_uri ?(kind = `Con) = function
48 (match kind with `Con -> untitled_con_uri | `Def -> untitled_def_uri)
50 let unopt_uri = function Some uri -> uri | None -> assert false
52 class type parserr = (* "parser" is a keyword :-( *)
54 method parseTerm: char Stream.t -> DisambiguateTypes.term
55 method parseTactical: char Stream.t -> DisambiguateTypes.tactical
58 (* subset of MatitaConsole.console methods needed by MatitaInterpreter *)
61 method echo_message : string -> unit
62 method echo_error : string -> unit
63 method clear : unit -> unit
64 method wrap_exn : (unit -> unit) -> bool
67 class type disambiguator =
69 method parserr: parserr
70 method setParserr: parserr -> unit
72 method env: DisambiguateTypes.environment
73 method setEnv: DisambiguateTypes.environment -> unit
75 (* TODO Zack: as long as matita doesn't support MDI inteface,
76 * disambiguateTerm will return a single term *)
77 (** @param env disambiguation environment. If this parameter is given the
78 * disambiguator act statelessly, that is internal disambiguation status
79 * want be changed but only returned. If this parameter is not given the
80 * internal one will be used and updated with the disambiguation status
81 * resulting from the disambiguation *)
82 method disambiguateTerm:
83 ?context:Cic.context -> ?metasenv:Cic.metasenv ->
84 ?env:DisambiguateTypes.environment ->
86 (DisambiguateTypes.environment * Cic.metasenv * Cic.term * CicUniv.universe_graph)
87 (** @param env @see disambiguateTerm above *)
88 method disambiguateTermAst:
89 ?context:Cic.context -> ?metasenv:Cic.metasenv ->
90 ?env:DisambiguateTypes.environment ->
91 DisambiguateTypes.term ->
92 (DisambiguateTypes.environment * Cic.metasenv * Cic.term * CicUniv.universe_graph)
94 (** as disambiguateTermAst, but disambiguate a list of ASTs at once. All
95 * AST should be closed hence no context param is permitted on this method
97 method disambiguateTermAsts:
98 ?metasenv:Cic.metasenv ->
99 ?env:DisambiguateTypes.environment ->
100 DisambiguateTypes.term list ->
101 (DisambiguateTypes.environment * Cic.metasenv * Cic.term list *
102 CicUniv.universe_graph)
106 type sequents_metadata =
107 (int * (** sequent (meta) index *)
108 (Cic.annconjecture * (** annotated conjecture *)
109 (Cic.id, Cic.term) Hashtbl.t * (** ids_to_terms *)
110 (Cic.id, Cic.id option) Hashtbl.t * (** ids_to_father_ids *)
111 (Cic.id, string) Hashtbl.t * (** ids_to_inner_sorts *)
112 (Cic.id, Cic.hypothesis) Hashtbl.t)) (** ids_to_hypotheses *)
114 type proof_metadata =
115 Cic.annobj * (** annotated object *)
116 (Cic.id, Cic.term) Hashtbl.t * (** ids_to_terms *)
117 (Cic.id, Cic.id option) Hashtbl.t * (** ids_to_father_ids *)
118 (Cic.id, string) Hashtbl.t * (** ids_to_inner_sorts *)
119 (Cic.id, Cic2acic.anntypes) Hashtbl.t * (** ids_to_inner_types *)
120 (Cic.id, Cic.conjecture) Hashtbl.t * (** ids_to_conjectures *)
121 (Cic.id, Cic.hypothesis) Hashtbl.t (** ids_to_hypotheses *)
122 type hist_metadata = proof_metadata * sequents_metadata
127 inherit [unit] StatefulProofEngine.status
129 (** return a pair of "xml" (as defined in Xml module) representing the *
130 * current proof type and body, respectively *)
131 method toXml: Xml.token Stream.t * Xml.token Stream.t
132 method toString: string
136 { get_proof: unit -> proof; (* return current proof or fail *)
137 set_proof: proof option -> unit;
138 abort_proof: unit -> unit;(* abort current proof, cleaning up garbage *)
139 has_proof: unit -> bool; (* check if a current proof is available or not *)
140 new_proof: proof -> unit; (* as a set_proof but takes care also to register
145 (** interpreter for toplevel phrases given via console *)
146 class type interpreter =
148 method reset: unit (** return the interpreter to the initial state *)
150 (** parse a single phrase contained in the input string. Additional
151 * garbage at the end of the phrase is ignored
152 * @return true if no exception has been raised by the evaluation, false
155 method evalPhrase: string -> bool
157 (** as above, evaluating a command/tactics AST *)
158 method evalAst: DisambiguateTypes.tactical -> bool
160 (** offset from the starting of the last string parser by evalPhrase where
162 * @raise Failure when no offset has been recorded *)
163 method endOffset: int
167 (** {2 MathML widgets} *)
169 type mml_of_cic_sequent =
170 Cic.metasenv -> Cic.conjecture ->
172 ((Cic.id, Cic.term) Hashtbl.t *
173 (Cic.id, Cic.id option) Hashtbl.t *
174 (string, Cic.hypothesis) Hashtbl.t)
176 type mml_of_cic_object =
177 explode_all:bool -> UriManager.uri -> Cic.annobj ->
178 (string, string) Hashtbl.t -> (string, Cic2acic.anntypes) Hashtbl.t ->
181 class type proof_viewer =
183 inherit GMathViewAux.single_selection_math_view
185 method load_proof: StatefulProofEngine.proof_status -> unit
188 class type sequent_viewer =
190 inherit GMathViewAux.multi_selection_math_view
192 (** @return the list of selected terms. Selections which are not terms are
194 method get_selected_terms: Cic.term list
196 (** @return the list of selected hypothese. Selections which are not
197 * hypotheses are ignored *)
198 method get_selected_hypotheses: Cic.hypothesis list
200 (** load a sequent and render it into parent widget *)
201 method load_sequent: Cic.metasenv -> int -> unit
204 class type sequents_viewer =
207 method load_sequents: Cic.metasenv -> unit
208 method goto_sequent: int -> unit (* to be called _after_ load_sequents *)
211 (** {2 shorthands} *)
213 type namer = ProofEngineTypes.mk_fresh_name_type
215 type choose_uris_callback =
216 selection_mode:[`MULTIPLE|`SINGLE] ->
217 ?title:string -> ?msg:string -> ?nonvars_button:bool ->
221 type choose_interp_callback = (string * string) list list -> int list