(* Copyright (C) 2005, 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 * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * 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/ *) open Printf open MatitaTypes exception Drop;; exception UnableToInclude of string exception IncludedFileNotCompiled of string let debug = false ;; let debug_print = if debug then prerr_endline else ignore ;; type options = { do_heavy_checks: bool ; include_paths: string list ; clean_baseuri: bool } type statement = (CicNotationPt.term, GrafiteAst.obj, string) GrafiteAst.statement (** create a ProofEngineTypes.mk_fresh_name_type function which uses given * names as long as they are available, then it fallbacks to name generation * using FreshNamesGenerator module *) let namer_of names = let len = List.length names in let count = ref 0 in fun metasenv context name ~typ -> if !count < len then begin let name = Cic.Name (List.nth names !count) in incr count; name end else FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ let tactic_of_ast = function | GrafiteAst.Absurd (_, term) -> Tactics.absurd term | GrafiteAst.Apply (_, term) -> Tactics.apply term | GrafiteAst.Assumption _ -> Tactics.assumption | GrafiteAst.Auto (_,depth,width,paramodulation) -> (* ALB *) AutoTactic.auto_tac ?depth ?width ?paramodulation ~dbd:(MatitaDb.instance ()) () | GrafiteAst.Change (_, pattern, with_what) -> Tactics.change ~pattern with_what | GrafiteAst.Clear (_,id) -> Tactics.clear id | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id | GrafiteAst.Contradiction _ -> Tactics.contradiction | GrafiteAst.Compare (_, term) -> Tactics.compare term | GrafiteAst.Constructor (_, n) -> Tactics.constructor n | GrafiteAst.Cut (_, ident, term) -> let names = match ident with None -> [] | Some id -> [id] in Tactics.cut ~mk_fresh_name_callback:(namer_of names) term | GrafiteAst.DecideEquality _ -> Tactics.decide_equality | GrafiteAst.Decompose (_, types, what, names) -> let to_type = function | GrafiteAst.Type (uri, typeno) -> uri, typeno | GrafiteAst.Ident _ -> assert false in let user_types = List.rev_map to_type types in let dbd = MatitaDb.instance () in let mk_fresh_name_callback = namer_of names in Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term | GrafiteAst.Elim (_, what, using, depth, names) -> Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names) what | GrafiteAst.ElimType (_, what, using, depth, names) -> Tactics.elim_type ?using ?depth ~mk_fresh_name_callback:(namer_of names) what | GrafiteAst.Exact (_, term) -> Tactics.exact term | GrafiteAst.Exists _ -> Tactics.exists | GrafiteAst.Fail _ -> Tactics.fail | GrafiteAst.Fold (_, reduction_kind, term, pattern) -> let reduction = match reduction_kind with | `Normalize -> CicReduction.normalize ~delta:false ~subst:[] | `Reduce -> ProofEngineReduction.reduce | `Simpl -> ProofEngineReduction.simpl | `Unfold what -> ProofEngineReduction.unfold ?what | `Whd -> CicReduction.whd ~delta:false ~subst:[] in Tactics.fold ~reduction ~term ~pattern | GrafiteAst.Fourier _ -> Tactics.fourier | GrafiteAst.FwdSimpl (_, hyp, names) -> Tactics.fwd_simpl ~mk_fresh_name_callback:(namer_of names) ~dbd:(MatitaDb.instance ()) hyp | GrafiteAst.Generalize (_,pattern,ident) -> let names = match ident with None -> [] | Some id -> [id] in Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern | GrafiteAst.Goal (_, n) -> Tactics.set_goal n | GrafiteAst.IdTac _ -> Tactics.id | GrafiteAst.Injection (_,term) -> Tactics.injection term | GrafiteAst.Intros (_, None, names) -> PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) () | GrafiteAst.Intros (_, Some num, names) -> PrimitiveTactics.intros_tac ~howmany:num ~mk_fresh_name_callback:(namer_of names) () | GrafiteAst.LApply (_, how_many, to_what, what, ident) -> let names = match ident with None -> [] | Some id -> [id] in Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many ~to_what what | GrafiteAst.Left _ -> Tactics.left | GrafiteAst.LetIn (loc,term,name) -> Tactics.letin term ~mk_fresh_name_callback:(namer_of [name]) | GrafiteAst.Reduce (_, reduction_kind, pattern) -> (match reduction_kind with | `Normalize -> Tactics.normalize ~pattern | `Reduce -> Tactics.reduce ~pattern | `Simpl -> Tactics.simpl ~pattern | `Unfold what -> Tactics.unfold ~pattern ?what | `Whd -> Tactics.whd ~pattern) | GrafiteAst.Reflexivity _ -> Tactics.reflexivity | GrafiteAst.Replace (_, pattern, with_what) -> Tactics.replace ~pattern ~with_what | GrafiteAst.Rewrite (_, direction, t, pattern) -> EqualityTactics.rewrite_tac ~direction ~pattern t | GrafiteAst.Right _ -> Tactics.right | GrafiteAst.Ring _ -> Tactics.ring | GrafiteAst.Split _ -> Tactics.split | GrafiteAst.Symmetry _ -> Tactics.symmetry | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term let disambiguate_term status term = let (aliases, metasenv, cic, _) = match MatitaDisambiguator.disambiguate_term ~dbd:(MatitaDb.instance ()) ~aliases:(status.aliases) ~context:(MatitaMisc.get_proof_context status) ~metasenv:(MatitaMisc.get_proof_metasenv status) term with | [x] -> x | _ -> assert false in let proof_status = match status.proof_status with | No_proof -> Intermediate metasenv | Incomplete_proof ((uri, _, proof, ty), goal) -> Incomplete_proof ((uri, metasenv, proof, ty), goal) | Intermediate _ -> Intermediate metasenv | Proof _ -> assert false in let status = { status with proof_status = proof_status } in let status = MatitaSync.set_proof_aliases status aliases in status, cic let disambiguate_pattern status (wanted, hyp_paths, goal_path) = let interp path = Disambiguate.interpretate_path [] status.aliases path in let goal_path = interp goal_path in let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in let status,wanted = match wanted with None -> status,None | Some wanted -> let status,wanted = disambiguate_term status wanted in status, Some wanted in status, (wanted, hyp_paths ,goal_path) let disambiguate_reduction_kind status = function | `Unfold (Some t) -> let status, t = disambiguate_term status t in status, `Unfold (Some t) | `Normalize | `Reduce | `Simpl | `Unfold None | `Whd as kind -> status, kind let disambiguate_tactic status = function | GrafiteAst.Apply (loc, term) -> let status, cic = disambiguate_term status term in status, GrafiteAst.Apply (loc, cic) | GrafiteAst.Absurd (loc, term) -> let status, cic = disambiguate_term status term in status, GrafiteAst.Absurd (loc, cic) | GrafiteAst.Assumption loc -> status, GrafiteAst.Assumption loc | GrafiteAst.Auto (loc,depth,width,paramodulation) -> status, GrafiteAst.Auto (loc,depth,width,paramodulation) (* ALB *) | GrafiteAst.Change (loc, pattern, with_what) -> let status, with_what = disambiguate_term status with_what in let status, pattern = disambiguate_pattern status pattern in status, GrafiteAst.Change (loc, pattern, with_what) | GrafiteAst.Clear (loc,id) -> status,GrafiteAst.Clear (loc,id) | GrafiteAst.ClearBody (loc,id) -> status,GrafiteAst.ClearBody (loc,id) | GrafiteAst.Compare (loc,term) -> let status, term = disambiguate_term status term in status, GrafiteAst.Compare (loc,term) | GrafiteAst.Constructor (loc,n) -> status, GrafiteAst.Constructor (loc,n) | GrafiteAst.Contradiction loc -> status, GrafiteAst.Contradiction loc | GrafiteAst.Cut (loc, ident, term) -> let status, cic = disambiguate_term status term in status, GrafiteAst.Cut (loc, ident, cic) | GrafiteAst.DecideEquality loc -> status, GrafiteAst.DecideEquality loc | GrafiteAst.Decompose (loc, types, what, names) -> let disambiguate (status, types) = function | GrafiteAst.Type _ -> assert false | GrafiteAst.Ident id -> match disambiguate_term status (CicNotationPt.Ident (id, None)) with | status, Cic.MutInd (uri, tyno, _) -> status, (GrafiteAst.Type (uri, tyno) :: types) | _ -> raise Disambiguate.NoWellTypedInterpretation in let status, types = List.fold_left disambiguate (status, []) types in status, GrafiteAst.Decompose(loc, types, what, names) | GrafiteAst.Discriminate (loc,term) -> let status,term = disambiguate_term status term in status, GrafiteAst.Discriminate(loc,term) | GrafiteAst.Exact (loc, term) -> let status, cic = disambiguate_term status term in status, GrafiteAst.Exact (loc, cic) | GrafiteAst.Elim (loc, what, Some using, depth, idents) -> let status, what = disambiguate_term status what in let status, using = disambiguate_term status using in status, GrafiteAst.Elim (loc, what, Some using, depth, idents) | GrafiteAst.Elim (loc, what, None, depth, idents) -> let status, what = disambiguate_term status what in status, GrafiteAst.Elim (loc, what, None, depth, idents) | GrafiteAst.ElimType (loc, what, Some using, depth, idents) -> let status, what = disambiguate_term status what in let status, using = disambiguate_term status using in status, GrafiteAst.ElimType (loc, what, Some using, depth, idents) | GrafiteAst.ElimType (loc, what, None, depth, idents) -> let status, what = disambiguate_term status what in status, GrafiteAst.ElimType (loc, what, None, depth, idents) | GrafiteAst.Exists loc -> status, GrafiteAst.Exists loc | GrafiteAst.Fail loc -> status,GrafiteAst.Fail loc | GrafiteAst.Fold (loc,red_kind, term, pattern) -> let status, pattern = disambiguate_pattern status pattern in let status, term = disambiguate_term status term in let status, red_kind = disambiguate_reduction_kind status red_kind in status, GrafiteAst.Fold (loc,red_kind, term, pattern) | GrafiteAst.FwdSimpl (loc, hyp, names) -> status, GrafiteAst.FwdSimpl (loc, hyp, names) | GrafiteAst.Fourier loc -> status, GrafiteAst.Fourier loc | GrafiteAst.Generalize (loc,pattern,ident) -> let status, pattern = disambiguate_pattern status pattern in status, GrafiteAst.Generalize(loc,pattern,ident) | GrafiteAst.Goal (loc, g) -> status, GrafiteAst.Goal (loc, g) | GrafiteAst.IdTac loc -> status,GrafiteAst.IdTac loc | GrafiteAst.Injection (loc,term) -> let status, term = disambiguate_term status term in status, GrafiteAst.Injection (loc,term) | GrafiteAst.Intros (loc, num, names) -> status, GrafiteAst.Intros (loc, num, names) | GrafiteAst.LApply (loc, depth, to_what, what, ident) -> let f term (status, to_what) = let status, term = disambiguate_term status term in status, term :: to_what in let status, to_what = List.fold_right f to_what (status, []) in let status, what = disambiguate_term status what in status, GrafiteAst.LApply (loc, depth, to_what, what, ident) | GrafiteAst.Left loc -> status, GrafiteAst.Left loc | GrafiteAst.LetIn (loc, term, name) -> let status, term = disambiguate_term status term in status, GrafiteAst.LetIn (loc,term,name) | GrafiteAst.Reduce (loc, red_kind, pattern) -> let status, pattern = disambiguate_pattern status pattern in let status, red_kind = disambiguate_reduction_kind status red_kind in status, GrafiteAst.Reduce(loc, red_kind, pattern) | GrafiteAst.Reflexivity loc -> status, GrafiteAst.Reflexivity loc | GrafiteAst.Replace (loc, pattern, with_what) -> let status, pattern = disambiguate_pattern status pattern in let status, with_what = disambiguate_term status with_what in status, GrafiteAst.Replace (loc, pattern, with_what) | GrafiteAst.Rewrite (loc, dir, t, pattern) -> let status, term = disambiguate_term status t in let status, pattern = disambiguate_pattern status pattern in status, GrafiteAst.Rewrite (loc, dir, term, pattern) | GrafiteAst.Right loc -> status, GrafiteAst.Right loc | GrafiteAst.Ring loc -> status, GrafiteAst.Ring loc | GrafiteAst.Split loc -> status, GrafiteAst.Split loc | GrafiteAst.Symmetry loc -> status, GrafiteAst.Symmetry loc | GrafiteAst.Transitivity (loc, term) -> let status, cic = disambiguate_term status term in status, GrafiteAst.Transitivity (loc, cic) let apply_tactic tactic status = let status,tactic = disambiguate_tactic status tactic in let tactic = tactic_of_ast tactic in let (proof, goals) = ProofEngineTypes.apply_tactic tactic (MatitaMisc.get_proof_status status) in let dummy = -1 in { status with proof_status = MatitaTypes.Incomplete_proof (proof,dummy) }, goals module MatitaStatus = struct type input_status = MatitaTypes.status type output_status = MatitaTypes.status * ProofEngineTypes.goal list type tactic = input_status -> output_status let focus (status,_) goal = let proof,_ = MatitaMisc.get_proof_status status in {status with proof_status = MatitaTypes.Incomplete_proof (proof,goal)} let goals (_,goals) = goals let set_goals (status,_) goals = status,goals let id_tac status = apply_tactic (GrafiteAst.IdTac Disambiguate.dummy_floc) status let mk_tactic tac = tac let apply_tactic tac = tac end module MatitaTacticals = Tacticals.Make(MatitaStatus) let eval_tactical status tac = let rec tactical_of_ast tac = match tac with | GrafiteAst.Tactic (loc, tactic) -> apply_tactic tactic | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *) MatitaTacticals.seq ~tactics:(List.map tactical_of_ast tacticals) | GrafiteAst.Do (loc, num, tactical) -> MatitaTacticals.do_tactic ~n:num ~tactic:(tactical_of_ast tactical) | GrafiteAst.Repeat (loc, tactical) -> MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast tactical) | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *) MatitaTacticals.thens ~start:(tactical_of_ast tactical) ~continuations:(List.map tactical_of_ast tacticals) | GrafiteAst.First (loc, tacticals) -> MatitaTacticals.first ~tactics:(List.map (fun t -> "", tactical_of_ast t) tacticals) | GrafiteAst.Try (loc, tactical) -> MatitaTacticals.try_tactic ~tactic:(tactical_of_ast tactical) | GrafiteAst.Solve (loc, tacticals) -> MatitaTacticals.solve_tactics ~tactics:(List.map (fun t -> "",tactical_of_ast t) tacticals) in let status,goals = tactical_of_ast tac status in let proof,_ = MatitaMisc.get_proof_status status in let new_status = match goals with | [] -> let (_,metasenv,_,_) = proof in (match metasenv with | [] -> Proof proof | (ng,_,_)::_ -> Incomplete_proof (proof,ng)) | ng::_ -> Incomplete_proof (proof, ng) in { status with proof_status = new_status } let eval_coercion status coercion = let coer_uri,coer_ty = match coercion with | Cic.Const (uri,_) | Cic.Var (uri,_) -> let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in (match o with | Cic.Constant (_,_,ty,_,_) | Cic.Variable (_,_,ty,_,_) -> uri,ty | _ -> assert false) | Cic.MutConstruct (uri,t,c,_) -> let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in (match o with | Cic.InductiveDefinition (l,_,_,_) -> let (_,_,_,cl) = List.nth l t in let (_,cty) = List.nth cl c in uri,cty | _ -> assert false) | _ -> assert false in (* we have to get the source and the tgt type uri * in Coq syntax we have already their names, but * since we don't support Funclass and similar I think * all the coercion should be of the form * (A:?)(B:?)T1->T2 * So we should be able to extract them from the coercion type *) let extract_last_two_p ty = let rec aux = function | Cic.Prod( _, src, Cic.Prod (n,t1,t2)) -> aux (Cic.Prod(n,t1,t2)) | Cic.Prod( _, src, tgt) -> src, tgt | _ -> assert false in aux ty in let ty_src,ty_tgt = extract_last_two_p coer_ty in let context = [] in let src_uri = let ty_src = CicReduction.whd context ty_src in CicUtil.uri_of_term ty_src in let tgt_uri = let ty_tgt = CicReduction.whd context ty_tgt in CicUtil.uri_of_term ty_tgt in let new_coercions = (* also adds them to the Db *) CoercGraph.close_coercion_graph src_uri tgt_uri coer_uri in let status = List.fold_left (fun s (uri,o,ugraph) -> MatitaSync.add_obj uri o status) status new_coercions in let statement_of name = GrafiteAstPp.pp_statement (GrafiteAst.Executable (Disambiguate.dummy_floc, (GrafiteAst.Command (Disambiguate.dummy_floc, (GrafiteAst.Coercion (Disambiguate.dummy_floc, (CicNotationPt.Ident (name, None)))))))) ^ "\n" in let moo_content_rev = [statement_of (UriManager.name_of_uri coer_uri)] @ (List.map (fun (uri, _, _) -> statement_of (UriManager.name_of_uri uri)) new_coercions) @ status.moo_content_rev in let status = {status with moo_content_rev = moo_content_rev} in {status with proof_status = No_proof} let generate_elimination_principles uri status = let elim sort status = try let uri,obj = CicElim.elim_of ~sort uri 0 in MatitaSync.add_obj uri obj status with CicElim.Can_t_eliminate -> status in List.fold_left (fun status sort -> elim sort status) status [ Cic.Prop; Cic.Set; (Cic.Type (CicUniv.fresh ())) ] let generate_projections uri fields status = let projections = CicRecord.projections_of uri fields in List.fold_left (fun status (uri, name, bo) -> try let ty, ugraph = CicTypeChecker.type_of_aux' [] [] bo CicUniv.empty_ugraph in let bo = Unshare.unshare bo in let ty = Unshare.unshare ty in let attrs = [`Class `Projection; `Generated] in let obj = Cic.Constant (name,Some bo,ty,[],attrs) in MatitaSync.add_obj uri obj status with CicTypeChecker.TypeCheckerFailure s -> MatitaLog.message ("Unable to create projection " ^ name ^ " cause: " ^ s); status | CicEnvironment.Object_not_found uri -> let depend = UriManager.name_of_uri uri in MatitaLog.message ("Unable to create projection " ^ name ^ " because it requires " ^ depend); status ) status projections (* to avoid a long list of recursive functions *) let eval_from_stream_ref = ref (fun _ _ _ -> assert false);; let disambiguate_obj status obj = let uri = match obj with GrafiteAst.Inductive (_,(name,_,_,_)::_) | GrafiteAst.Record (_,name,_,_) -> Some (UriManager.uri_of_string (MatitaMisc.qualify status name ^ ".ind")) | GrafiteAst.Inductive _ -> assert false | GrafiteAst.Theorem _ -> None in let (aliases, metasenv, cic, _) = match MatitaDisambiguator.disambiguate_obj ~dbd:(MatitaDb.instance ()) ~aliases:(status.aliases) ~uri obj with | [x] -> x | _ -> assert false in let proof_status = match status.proof_status with | No_proof -> Intermediate metasenv | Incomplete_proof _ | Intermediate _ | Proof _ -> assert false in let status = { status with proof_status = proof_status } in let status = MatitaSync.set_proof_aliases status aliases in status, cic let disambiguate_command status = function | GrafiteAst.Alias _ | GrafiteAst.Default _ | GrafiteAst.Drop _ | GrafiteAst.Dump _ | GrafiteAst.Include _ | GrafiteAst.Interpretation _ | GrafiteAst.Notation _ | GrafiteAst.Qed _ | GrafiteAst.Render _ | GrafiteAst.Set _ as cmd -> status,cmd | GrafiteAst.Coercion (loc, term) -> let status, term = disambiguate_term status term in status, GrafiteAst.Coercion (loc,term) | GrafiteAst.Obj (loc,obj) -> let status,obj = disambiguate_obj status obj in status, GrafiteAst.Obj (loc,obj) let make_absolute paths path = let rec aux = function | [] -> ignore (Unix.stat path); path | p :: tl -> let path = p ^ "/" ^ path in try ignore (Unix.stat path); path with Unix.Unix_error _ -> aux tl in try aux paths with Unix.Unix_error _ as exc -> raise (UnableToInclude path) ;; let eval_command opts status cmd = let status,cmd = disambiguate_command status cmd in let cmd,notation_ids' = CicNotation.process_notation cmd in let status = { status with notation_ids = notation_ids' @ status.notation_ids } in match cmd with | GrafiteAst.Default (loc, what, uris) as cmd -> LibraryObjects.set_default what uris; {status with moo_content_rev = (GrafiteAstPp.pp_command cmd ^ "\n") :: status.moo_content_rev} | GrafiteAst.Include (loc, path) -> let absolute_path = make_absolute opts.include_paths path in let moopath = MatitaMisc.obj_file_of_script absolute_path in let ic = try open_in moopath with Sys_error _ -> raise (IncludedFileNotCompiled moopath) in let stream = Stream.of_channel ic in let status = ref status in !eval_from_stream_ref status stream (fun _ _ -> ()); close_in ic; !status | GrafiteAst.Set (loc, name, value) -> let value = if name = "baseuri" then let v = MatitaMisc.strip_trailing_slash value in try ignore (String.index v ' '); command_error "baseuri can't contain spaces" with Not_found -> v else value in if not (MatitaMisc.is_empty value) then begin MatitaLog.warn ("baseuri " ^ value ^ " is not empty"); if opts.clean_baseuri then begin MatitaLog.message ("cleaning baseuri " ^ value); MatitacleanLib.clean_baseuris [value] end end; set_option status name value | GrafiteAst.Drop loc -> raise Drop | GrafiteAst.Qed loc -> let uri, metasenv, bo, ty = match status.proof_status with | Proof (Some uri, metasenv, body, ty) -> uri, metasenv, body, ty | Proof (None, metasenv, body, ty) -> command_error ("Someone allows to start a thm without giving the "^ "name/uri. This should be fixed!") | _-> command_error "You can't qed an uncomplete theorem" in let suri = UriManager.string_of_uri uri in if metasenv <> [] then command_error "Proof not completed! metasenv is not empty!"; let name = UriManager.name_of_uri uri in let obj = Cic.Constant (name,Some bo,ty,[],[]) in MatitaSync.add_obj uri obj status | GrafiteAst.Coercion (loc, coercion) -> eval_coercion status coercion | GrafiteAst.Alias (loc, spec) -> let aliases = match spec with | GrafiteAst.Ident_alias (id,uri) -> DisambiguateTypes.Environment.add (DisambiguateTypes.Id id) (uri,(fun _ _ _-> CicUtil.term_of_uri (UriManager.uri_of_string uri))) status.aliases | GrafiteAst.Symbol_alias (symb, instance, desc) -> DisambiguateTypes.Environment.add (DisambiguateTypes.Symbol (symb,instance)) (DisambiguateChoices.lookup_symbol_by_dsc symb desc) status.aliases | GrafiteAst.Number_alias (instance,desc) -> DisambiguateTypes.Environment.add (DisambiguateTypes.Num instance) (DisambiguateChoices.lookup_num_by_dsc desc) status.aliases in MatitaSync.set_proof_aliases status aliases | GrafiteAst.Render _ -> assert false (* ZACK: to be removed *) | GrafiteAst.Dump _ -> assert false (* ZACK: to be removed *) | GrafiteAst.Interpretation _ | GrafiteAst.Notation _ as stm -> { status with moo_content_rev = (GrafiteAstPp.pp_command stm ^ "\n") :: status.moo_content_rev } | GrafiteAst.Obj (loc,obj) -> let ext,name = match obj with Cic.Constant (name,_,_,_,_) | Cic.CurrentProof (name,_,_,_,_,_) -> ".con",name | Cic.InductiveDefinition (types,_,_,_) -> ".ind", (match types with (name,_,_,_)::_ -> name | _ -> assert false) | _ -> assert false in let uri = UriManager.uri_of_string (MatitaMisc.qualify status name ^ ext) in let metasenv = MatitaMisc.get_proof_metasenv status in match obj with | Cic.CurrentProof (_,metasenv',bo,ty,_,_) -> let name = UriManager.name_of_uri uri in if not(CicPp.check name ty) then MatitaLog.error ("Bad name: " ^ name); if opts.do_heavy_checks then begin let dbd = MatitaDb.instance () in let similar = MetadataQuery.match_term ~dbd ty in let similar_len = List.length similar in if similar_len> 30 then (MatitaLog.message ("Duplicate check will compare your theorem with " ^ string_of_int similar_len ^ " theorems, this may take a while.")); let convertible = List.filter ( fun u -> let t = CicUtil.term_of_uri u in let ty',g = CicTypeChecker.type_of_aux' metasenv' [] t CicUniv.empty_ugraph in fst(CicReduction.are_convertible [] ty' ty g)) similar in (match convertible with | [] -> () | x::_ -> MatitaLog.warn ("Theorem already proved: " ^ UriManager.string_of_uri x ^ "\nPlease use a variant.")); end; assert (metasenv = metasenv'); let goalno = match metasenv' with (goalno,_,_)::_ -> goalno | _ -> assert false in let initial_proof = (Some uri, metasenv, bo, ty) in { status with proof_status = Incomplete_proof (initial_proof,goalno)} | _ -> if metasenv <> [] then command_error ( "metasenv not empty while giving a definition with body: " ^ CicMetaSubst.ppmetasenv metasenv []); let status = MatitaSync.add_obj uri obj status in match obj with Cic.Constant _ -> status | Cic.InductiveDefinition (_,_,_,attrs) -> let status = generate_elimination_principles uri status in let rec get_record_attrs = function [] -> None | (`Class (`Record fields))::_ -> Some fields | _::tl -> get_record_attrs tl in (match get_record_attrs attrs with None -> status (* not a record *) | Some fields -> generate_projections uri fields status) | Cic.CurrentProof _ | Cic.Variable _ -> assert false let eval_executable opts status ex = match ex with | GrafiteAst.Tactical (_, tac) -> eval_tactical status tac | GrafiteAst.Command (_, cmd) -> eval_command opts status cmd | GrafiteAst.Macro (_, mac) -> command_error (sprintf "The macro %s can't be in a script" (GrafiteAstPp.pp_macro_ast mac)) let eval_comment status c = status let eval_ast ?(do_heavy_checks=false) ?(include_paths=[]) ?(clean_baseuri=true) status st = let opts = { do_heavy_checks = do_heavy_checks ; include_paths = include_paths; clean_baseuri = clean_baseuri } in match st with | GrafiteAst.Executable (_,ex) -> eval_executable opts status ex | GrafiteAst.Comment (_,c) -> eval_comment status c let eval_from_stream ?do_heavy_checks ?include_paths ?clean_baseuri status str cb = try while true do let ast = GrafiteParser.parse_statement str in cb !status ast; status := eval_ast ?do_heavy_checks ?include_paths ?clean_baseuri !status ast done with End_of_file -> () (* to avoid a long list of recursive functions *) let _ = eval_from_stream_ref := eval_from_stream let eval_from_stream_greedy ?do_heavy_checks ?include_paths ?clean_baseuri status str cb = while true do print_string "matita> "; flush stdout; let ast = GrafiteParser.parse_statement str in cb !status ast; status := eval_ast ?do_heavy_checks ?include_paths ?clean_baseuri !status ast done ;; let eval_string ?do_heavy_checks ?include_paths ?clean_baseuri status str = eval_from_stream ?do_heavy_checks ?include_paths ?clean_baseuri status (Stream.of_string str) (fun _ _ ->()) let default_options () = (* let options = StringMap.add "baseuri" (String (Helm_registry.get "matita.baseuri" ^ Helm_registry.get "matita.owner")) no_options in *) let options = StringMap.add "basedir" (String (Helm_registry.get "matita.basedir")) no_options in options let initial_status = lazy { aliases = DisambiguateTypes.empty_environment; moo_content_rev = []; proof_status = No_proof; options = default_options (); objects = []; notation_ids = []; }