(* Copyright (C) 2004, HELM Team.
- *
+ *
* This file is part of HELM, an Hypertextual, Electronic
* Library of Mathematics, developed at the Computer Science
* Department, University of Bologna, Italy.
- *
+ *
* HELM is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* HELM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* along with HELM; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
- *
+ *
* For details, see the HELM World-Wide-Web page,
* http://helm.cs.unibo.it/
*)
let tactic_terminator = tactical_terminator
let command_terminator = tactical_terminator
-let pp_tactic_pattern status ~map_unicode_to_tex (what, hyp, goal) =
- if what = None && hyp = [] && goal = None then "" else
+let pp_tactic_pattern status ~map_unicode_to_tex (what, hyp, goal) =
+ if what = None && hyp = [] && goal = None then "" else
let what_text =
match what with
| None -> ""
in
Printf.sprintf "%sin %s%s" what_text hyp_text goal_text
+let pp_auto_params params status =
+ match params with
+ | (None,flags) -> String.concat " " (List.map (fun a,b -> a ^ "=" ^ b) flags)
+ | (Some l,flags) -> (String.concat "," (List.map (NotationPp.pp_term status) l)) ^
+ String.concat " " (List.map (fun a,b -> a ^ "=" ^ b) flags)
+;;
+
+let pp_just status just =
+ match just with
+ `Term term -> "using (" ^ NotationPp.pp_term status term ^ ") "
+ | `Auto params ->
+ match params with
+ | (None,[]) -> ""
+ | params -> "by " ^ pp_auto_params params status ^ " "
+;;
+
let rec pp_ntactic status ~map_unicode_to_tex =
let pp_tactic_pattern = pp_tactic_pattern ~map_unicode_to_tex in
function
| NConstructor (_,Some x,l) -> "@" ^ string_of_int x ^ " " ^
String.concat " " (List.map (NotationPp.pp_term status) l)
| NCase1 (_,n) -> "*" ^ n ^ ":"
- | NChange (_,what,wwhat) -> "nchange " ^ "...to be implemented..." ^
+ | NChange (_,what,wwhat) -> "nchange " ^ "...to be implemented..." ^
" with " ^ NotationPp.pp_term status wwhat
| NCut (_,t) -> "ncut " ^ NotationPp.pp_term status t
(*| NDiscriminate (_,t) -> "ndiscriminate " ^ NotationPp.pp_term status t
| NSubst (_,t) -> "nsubst " ^ NotationPp.pp_term status t *)
| NClear (_,l) -> "nclear " ^ String.concat " " l
- | NDestruct (_,dom,skip) -> "ndestruct ..."
+ | NDestruct (_,dom,skip) -> "ndestruct ..."
| NElim (_,what,where) -> "nelim " ^ NotationPp.pp_term status what ^
"...to be implemented..." ^ " " ^ "...to be implemented..."
| NId _ -> "nid"
| NPosbyname (_, s) -> s ^ ":"
| NWildcard _ -> "*:"
| NMerge _ -> "]"
- | NFocus (_,l) ->
- Printf.sprintf "focus %s"
+ | NFocus (_,l) ->
+ Printf.sprintf "focus %s"
(String.concat " " (List.map string_of_int l))
| NUnfocus _ -> "unfocus"
| NSkip _ -> "skip"
| NTry (_,tac) -> "ntry " ^ pp_ntactic status ~map_unicode_to_tex tac
| NAssumption _ -> "nassumption"
- | NBlock (_,l) ->
+ | NBlock (_,l) ->
"(" ^ String.concat " " (List.map (pp_ntactic status ~map_unicode_to_tex) l)^ ")"
| NRepeat (_,t) -> "nrepeat " ^ pp_ntactic status ~map_unicode_to_tex t
- | Assume (_, ident, term) -> "assume" ^ ident ^ ":" ^ NotationPp.pp_term status term
+ | Assume (_, ident, term) -> "assume " ^ ident ^ ":(" ^ (NotationPp.pp_term status term) ^ ")"
+ | Suppose (_,term,ident) -> "suppose (" ^ (NotationPp.pp_term status term) ^ ") (" ^ ident ^ ") "
+ | By_just_we_proved (_, just, term1, ident) -> pp_just status just ^ " we proved (" ^
+ (NotationPp.pp_term status term1) ^ ")" ^ (match ident with
+ None -> "" | Some ident -> "(" ^ident^ ")")
+ | We_need_to_prove (_,term,ident) -> "we need to prove (" ^ (NotationPp.pp_term status term) ^ ") " ^
+ (match ident with None -> "" | Some id -> "(" ^ id ^ ")")
+ | BetaRewritingStep (_,t) -> "that is equivalent to (" ^ (NotationPp.pp_term status t) ^ ")"
+ | Bydone (_, just) -> pp_just status just ^ "done"
+ | ExistsElim (_, just, ident, term, term1, ident1) -> pp_just status just ^ "let " ^ ident ^ ": ("
+ ^ (NotationPp.pp_term status term) ^ ") such that (" ^ (NotationPp.pp_term status term1) ^ ") (" ^ ident1 ^ ")"
+ | AndElim (_, just, term1, ident1, term2, ident2) -> pp_just status just ^ " we have (" ^
+ (NotationPp.pp_term status term1) ^ ") (" ^ ident1 ^ ") " ^ "and (" ^ (NotationPp.pp_term status
+ term2)
+ ^ ") (" ^ ident2 ^ ")"
+ | Thesisbecomes (_, t) -> "the thesis becomes (" ^ (NotationPp.pp_term status t) ^ ")"
+ | RewritingStep (_, rhs, just, cont) ->
+ "= (" ^
+ (NotationPp.pp_term status rhs) ^ ")" ^
+ (match just with
+ | `Auto params -> let s = pp_auto_params params status in
+ if s <> "" then " by " ^ s
+ else ""
+ | `Term t -> " exact (" ^ (NotationPp.pp_term status t) ^ ")"
+ | `Proof -> " proof"
+ | `SolveWith t -> " using (" ^ (NotationPp.pp_term status t) ^ ")"
+ )
+ ^ (if cont then " done" else "")
+ | Obtain (_,id,t1) -> "obtain (" ^ id ^ ")" ^ " (" ^ (NotationPp.pp_term status t1) ^ ")"
+ | Conclude (_,t1) -> "conclude (" ^ (NotationPp.pp_term status t1) ^ ")"
+ | We_proceed_by_cases_on (_, term, term1) -> "we proceed by cases on (" ^ NotationPp.pp_term
+ status term ^ ") to prove (" ^ NotationPp.pp_term status term1 ^ ")"
+ | We_proceed_by_induction_on (_, term, term1) -> "we proceed by induction on (" ^
+ NotationPp.pp_term status term ^ ") to prove (" ^ NotationPp.pp_term status term1 ^ ")"
+ | Byinduction (_, term, ident) -> "by induction hypothesis we know (" ^ NotationPp.pp_term status
+ term ^ ") (" ^ ident ^ ")"
+ | Case (_, id, args) ->
+ "case " ^ id ^
+ String.concat " "
+ (List.map (function (id,term) -> "(" ^ id ^ ": (" ^ NotationPp.pp_term status term ^ "))")
+ args)
;;
let pp_nmacro status = function
desc
| Number_alias (instance,desc) ->
sprintf "alias num (instance %d) = \"%s\"." instance desc
-
+
let pp_associativity = function
| Gramext.LeftA -> "left associative"
| Gramext.RightA -> "right associative"
done;
sprintf "%s%s" (Buffer.contents eta_buf) name
-let pp_interpretation dsc symbol arg_patterns cic_appl_pattern =
+let pp_interpretation dsc symbol arg_patterns cic_appl_pattern =
sprintf "interpretation \"%s\" '%s %s = %s."
dsc symbol
(String.concat " " (List.map pp_argument_pattern arg_patterns))
(NotationPp.pp_cic_appl_pattern cic_appl_pattern)
-
+
let pp_dir_opt = function
| None -> ""
| Some `LeftToRight -> "> "
| Some `RightToLeft -> "< "
-let pp_notation status dir_opt l1_pattern assoc prec l2_pattern =
+let pp_notation status dir_opt l1_pattern assoc prec l2_pattern =
sprintf "notation %s\"%s\" %s %s for %s."
(pp_dir_opt dir_opt)
(pp_l1_pattern status l1_pattern)
(pp_l2_pattern status l2_pattern)
let pp_ncommand status = function
- | UnificationHint (_,t, n) ->
+ | UnificationHint (_,t, n) ->
"unification hint " ^ string_of_int n ^ " " ^ NotationPp.pp_term status t
| NDiscriminator (_,_)
| NInverter (_,_,_,_,_)
| NUnivConstraint (_) -> "not supported"
| NCoercion (_) -> "not supported"
- | NObj (_,obj,index) ->
- (if not index then "-" else "") ^
+ | NObj (_,obj,index) ->
+ (if not index then "-" else "") ^
NotationPp.pp_obj (NotationPp.pp_term status) obj
| NQed (_,true) -> "qed"
| NQed (_,false) -> "qed-"
- | NCopy (_,name,uri,map) ->
- "copy " ^ name ^ " from " ^ NUri.string_of_uri uri ^ " with " ^
- String.concat " and "
- (List.map
- (fun (a,b) -> NUri.string_of_uri a ^ " ↦ " ^ NUri.string_of_uri b)
+ | NCopy (_,name,uri,map) ->
+ "copy " ^ name ^ " from " ^ NUri.string_of_uri uri ^ " with " ^
+ String.concat " and "
+ (List.map
+ (fun (a,b) -> NUri.string_of_uri a ^ " ↦ " ^ NUri.string_of_uri b)
map)
| Include (_,mode,path) -> (* not precise, since path is absolute *)
if mode = WithPreferences then
| Notation (_, dir_opt, l1_pattern, assoc, prec, l2_pattern) ->
pp_notation status dir_opt l1_pattern assoc prec l2_pattern
;;
-
+
let pp_executable status ~map_unicode_to_tex =
function
| NMacro (_, macro) -> pp_nmacro status macro ^ "."
| NTactic (_,tacl) ->
String.concat " " (List.map (pp_ntactic status ~map_unicode_to_tex) tacl)
| NCommand (_, cmd) -> pp_ncommand status cmd ^ "."
-
+
let pp_comment status ~map_unicode_to_tex =
function
| Note (_,"") -> Printf.sprintf "\n"
let pp_statement status =
function
- | Executable (_, ex) -> pp_executable status ex
+ | Executable (_, ex) -> pp_executable status ex
| Comment (_, c) -> pp_comment status c