(* 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/ *) (* $Id$ *) module PEH = ProofEngineHelpers exception Drop (* mo file name, ma file name *) exception IncludedFileNotCompiled of string * string exception Macro of GrafiteAst.loc * (Cic.context -> GrafiteTypes.status * (Cic.term,Cic.lazy_term) GrafiteAst.macro) exception NMacro of GrafiteAst.loc * GrafiteAst.nmacro type 'a disambiguator_input = string * int * 'a type options = { do_heavy_checks: bool ; } let concat_nuris uris nuris = match uris,nuris with | `New uris, `New nuris -> `New (nuris@uris) | _ -> assert false ;; (** 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 = match List.nth names !count with | Some s -> Cic.Name s | None -> Cic.Anonymous in incr count; name end else FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ let rec tactic_of_ast status ast = let module PET = ProofEngineTypes in match ast with (* Higher order tactics *) | GrafiteAst.Do (loc, n, tactic) -> Tacticals.do_tactic n (tactic_of_ast status tactic) | GrafiteAst.Seq (loc, tactics) -> (* tac1; tac2; ... *) Tacticals.seq (List.map (tactic_of_ast status) tactics) | GrafiteAst.Repeat (loc, tactic) -> Tacticals.repeat_tactic (tactic_of_ast status tactic) | GrafiteAst.Then (loc, tactic, tactics) -> (* tac; [ tac1 | ... ] *) Tacticals.thens (tactic_of_ast status tactic) (List.map (tactic_of_ast status) tactics) | GrafiteAst.First (loc, tactics) -> Tacticals.first (List.map (tactic_of_ast status) tactics) | GrafiteAst.Try (loc, tactic) -> Tacticals.try_tactic (tactic_of_ast status tactic) | GrafiteAst.Solve (loc, tactics) -> Tacticals.solve_tactics (List.map (tactic_of_ast status) tactics) | GrafiteAst.Progress (loc, tactic) -> Tacticals.progress_tactic (tactic_of_ast status tactic) (* First order tactics *) | GrafiteAst.Absurd (_, term) -> Tactics.absurd term | GrafiteAst.Apply (_, term) -> Tactics.apply term | GrafiteAst.ApplyRule (_, term) -> Tactics.apply term | GrafiteAst.ApplyP (_, term) -> Tactics.applyP term | GrafiteAst.ApplyS (_, term, params) -> Tactics.applyS ~term ~params ~dbd:(LibraryDb.instance ()) ~automation_cache:status#automation_cache | GrafiteAst.Assumption _ -> Tactics.assumption | GrafiteAst.AutoBatch (_,params) -> Tactics.auto ~params ~dbd:(LibraryDb.instance ()) ~automation_cache:status#automation_cache | GrafiteAst.Cases (_, what, pattern, (howmany, names)) -> Tactics.cases_intros ?howmany ~mk_fresh_name_callback:(namer_of names) ~pattern what | GrafiteAst.Change (_, pattern, with_what) -> Tactics.change ~pattern with_what | GrafiteAst.Clear (_,id) -> Tactics.clear id | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id | GrafiteAst.Compose (_,t1,t2,times,(howmany, names)) -> Tactics.compose times t1 t2 ?howmany ~mk_fresh_name_callback:(namer_of names) | GrafiteAst.Contradiction _ -> Tactics.contradiction | GrafiteAst.Constructor (_, n) -> Tactics.constructor n | GrafiteAst.Cut (_, ident, term) -> let names = match ident with None -> [] | Some id -> [Some id] in Tactics.cut ~mk_fresh_name_callback:(namer_of names) term | GrafiteAst.Decompose (_, names) -> let mk_fresh_name_callback = namer_of names in Tactics.decompose ~mk_fresh_name_callback () | GrafiteAst.Demodulate (_, params) -> Tactics.demodulate ~dbd:(LibraryDb.instance ()) ~params ~automation_cache:status#automation_cache | GrafiteAst.Destruct (_,xterms) -> Tactics.destruct xterms | GrafiteAst.Elim (_, what, using, pattern, (depth, names)) -> Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names) ~pattern 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 -> PET.const_lazy_reduction (CicReduction.normalize ~delta:false ~subst:[]) | `Simpl -> PET.const_lazy_reduction ProofEngineReduction.simpl | `Unfold None -> PET.const_lazy_reduction (ProofEngineReduction.unfold ?what:None) | `Unfold (Some lazy_term) -> (fun context metasenv ugraph -> let what, metasenv, ugraph = lazy_term context metasenv ugraph in ProofEngineReduction.unfold ~what, metasenv, ugraph) | `Whd -> PET.const_lazy_reduction (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:(LibraryDb.instance ()) hyp | GrafiteAst.Generalize (_,pattern,ident) -> let names = match ident with None -> [] | Some id -> [Some id] in Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern | GrafiteAst.IdTac _ -> Tactics.id | GrafiteAst.Intros (_, (howmany, names)) -> PrimitiveTactics.intros_tac ?howmany ~mk_fresh_name_callback:(namer_of names) () | GrafiteAst.Inversion (_, term) -> Tactics.inversion term | GrafiteAst.LApply (_, linear, how_many, to_what, what, ident) -> let names = match ident with None -> [] | Some id -> [Some id] in Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ~linear ?how_many ~to_what what | GrafiteAst.Left _ -> Tactics.left | GrafiteAst.LetIn (loc,term,name) -> Tactics.letin term ~mk_fresh_name_callback:(namer_of [Some name]) | GrafiteAst.Reduce (_, reduction_kind, pattern) -> (match reduction_kind with | `Normalize -> Tactics.normalize ~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, names) -> EqualityTactics.rewrite_tac ~direction ~pattern t (* to be replaced with ~mk_fresh_name_callback:(namer_of names) *) (List.map (function Some s -> s | None -> assert false) names) | GrafiteAst.Right _ -> Tactics.right | GrafiteAst.Ring _ -> Tactics.ring | GrafiteAst.Split _ -> Tactics.split | GrafiteAst.Symmetry _ -> Tactics.symmetry | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term (* Implementazioni Aggiunte *) | GrafiteAst.Assume (_, id, t) -> Declarative.assume id t | GrafiteAst.Suppose (_, t, id, t1) -> Declarative.suppose t id t1 | GrafiteAst.By_just_we_proved (_, just, ty, id, t1) -> Declarative.by_just_we_proved ~dbd:(LibraryDb.instance()) ~automation_cache:status#automation_cache just ty id t1 | GrafiteAst.We_need_to_prove (_, t, id, t2) -> Declarative.we_need_to_prove t id t2 | GrafiteAst.Bydone (_, t) -> Declarative.bydone ~dbd:(LibraryDb.instance()) ~automation_cache:status#automation_cache t | GrafiteAst.We_proceed_by_cases_on (_, t, t1) -> Declarative.we_proceed_by_cases_on t t1 | GrafiteAst.We_proceed_by_induction_on (_, t, t1) -> Declarative.we_proceed_by_induction_on t t1 | GrafiteAst.Byinduction (_, t, id) -> Declarative.byinduction t id | GrafiteAst.Thesisbecomes (_, t) -> Declarative.thesisbecomes t | GrafiteAst.ExistsElim (_, just, id1, t1, id2, t2) -> Declarative.existselim ~dbd:(LibraryDb.instance()) ~automation_cache:status#automation_cache just id1 t1 id2 t2 | GrafiteAst.Case (_,id,params) -> Declarative.case id params | GrafiteAst.AndElim(_,just,id1,t1,id2,t2) -> Declarative.andelim ~dbd:(LibraryDb.instance ()) ~automation_cache:status#automation_cache just id1 t1 id2 t2 | GrafiteAst.RewritingStep (_,termine,t1,t2,cont) -> Declarative.rewritingstep ~dbd:(LibraryDb.instance ()) ~automation_cache:status#automation_cache termine t1 t2 cont let classify_tactic tactic = match tactic with (* tactics that can't close the goal (return a goal we want to "select") *) | GrafiteAst.Rewrite _ | GrafiteAst.Split _ | GrafiteAst.Replace _ | GrafiteAst.Reduce _ | GrafiteAst.IdTac _ | GrafiteAst.Generalize _ | GrafiteAst.Elim _ | GrafiteAst.Cut _ | GrafiteAst.Decompose _ -> true (* tactics like apply *) | _ -> false let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal= (* let print_m name metasenv = prerr_endline (">>>>> " ^ name); prerr_endline (CicMetaSubst.ppmetasenv [] metasenv) in *) (* phase one calculates: * new_goals_from_refine: goals added by refine * head_goal: the first goal opened by ythe tactic * other_goals: other goals opened by the tactic *) let new_goals_from_refine = PEH.compare_metasenvs start refine in let new_goals_from_tactic = PEH.compare_metasenvs refine tactic in let head_goal, other_goals, goals = match goals with | [] -> None,[],goals | hd::tl -> (* assert (List.mem hd new_goals_from_tactic); * invalidato dalla goal_tac * *) Some hd, List.filter ((<>) hd) new_goals_from_tactic, List.filter ((<>) hd) goals in let produced_goals = match head_goal with | None -> new_goals_from_refine @ other_goals | Some x -> x :: new_goals_from_refine @ other_goals in (* extract the metas generated by refine and tactic *) let metas_for_tactic_head = match head_goal with | None -> [] | Some head_goal -> List.filter (fun (n,_,_) -> n = head_goal) tactic in let metas_for_tactic_goals = List.map (fun x -> List.find (fun (metano,_,_) -> metano = x) tactic) goals in let metas_for_refine_goals = List.filter (fun (n,_,_) -> List.mem n new_goals_from_refine) tactic in let produced_metas, goals = let produced_metas = if always_opens_a_goal then metas_for_tactic_head @ metas_for_refine_goals @ metas_for_tactic_goals else begin (* print_m "metas_for_refine_goals" metas_for_refine_goals; print_m "metas_for_tactic_head" metas_for_tactic_head; print_m "metas_for_tactic_goals" metas_for_tactic_goals; *) metas_for_refine_goals @ metas_for_tactic_head @ metas_for_tactic_goals end in let goals = List.map (fun (metano, _, _) -> metano) produced_metas in produced_metas, goals in (* residual metas, preserving the original order *) let before, after = let rec split e = function | [] -> [],[] | (metano, _, _) :: tl when metano = e -> [], List.map (fun (x,_,_) -> x) tl | (metano, _, _) :: tl -> let b, a = split e tl in metano :: b, a in let find n metasenv = try Some (List.find (fun (metano, _, _) -> metano = n) metasenv) with Not_found -> None in let extract l = List.fold_right (fun n acc -> match find n tactic with | Some x -> x::acc | None -> acc ) l [] in let before_l, after_l = split current_goal start in let before_l = List.filter (fun x -> not (List.mem x produced_goals)) before_l in let after_l = List.filter (fun x -> not (List.mem x produced_goals)) after_l in let before = extract before_l in let after = extract after_l in before, after in (* |+ DEBUG CODE +| print_m "BEGIN" start; prerr_endline ("goal was: " ^ string_of_int current_goal); prerr_endline ("and metas from refine are:"); List.iter (fun t -> prerr_string (" " ^ string_of_int t)) new_goals_from_refine; prerr_endline ""; print_m "before" before; print_m "metas_for_tactic_head" metas_for_tactic_head; print_m "metas_for_refine_goals" metas_for_refine_goals; print_m "metas_for_tactic_goals" metas_for_tactic_goals; print_m "produced_metas" produced_metas; print_m "after" after; |+ FINE DEBUG CODE +| *) before @ produced_metas @ after, goals let apply_tactic ~disambiguate_tactic (text,prefix_len,tactic) (status, goal) = let starting_metasenv = GrafiteTypes.get_proof_metasenv status in let before = List.map (fun g, _, _ -> g) starting_metasenv in let status, tactic = disambiguate_tactic status goal (text,prefix_len,tactic) in let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv status in let proof = GrafiteTypes.get_current_proof status in let proof_status = proof, goal in let always_opens_a_goal = classify_tactic tactic in let tactic = tactic_of_ast status tactic in let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in let after = ProofEngineTypes.goals_of_proof proof in let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in let proof, opened_goals = let uri, metasenv_after_tactic, subst, t, ty, attrs = proof in let reordered_metasenv, opened_goals = reorder_metasenv starting_metasenv metasenv_after_refinement metasenv_after_tactic opened goal always_opens_a_goal in let proof' = uri, reordered_metasenv, [], t, ty, attrs in proof', opened_goals in let incomplete_proof = match status#proof_status with | GrafiteTypes.Incomplete_proof p -> p | _ -> assert false in status#set_proof_status (GrafiteTypes.Incomplete_proof { incomplete_proof with GrafiteTypes.proof = proof }), opened_goals, closed_goals let apply_atomic_tactical ~disambiguate_tactic ~patch (text,prefix_len,tactic) (status, goal) = let starting_metasenv = GrafiteTypes.get_proof_metasenv status in let before = List.map (fun g, _, _ -> g) starting_metasenv in let status, tactic = disambiguate_tactic status goal (text,prefix_len,tactic) in let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv status in let proof = GrafiteTypes.get_current_proof status in let proof_status = proof, goal in let always_opens_a_goal = classify_tactic tactic in let tactic = tactic_of_ast status tactic in let tactic = patch tactic in let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in let after = ProofEngineTypes.goals_of_proof proof in let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in let proof, opened_goals = let uri, metasenv_after_tactic, _subst, t, ty, attrs = proof in let reordered_metasenv, opened_goals = reorder_metasenv starting_metasenv metasenv_after_refinement metasenv_after_tactic opened goal always_opens_a_goal in let proof' = uri, reordered_metasenv, _subst, t, ty, attrs in proof', opened_goals in let incomplete_proof = match status#proof_status with | GrafiteTypes.Incomplete_proof p -> p | _ -> assert false in status#set_proof_status (GrafiteTypes.Incomplete_proof { incomplete_proof with GrafiteTypes.proof = proof }), opened_goals, closed_goals type eval_ast = {ea_go: 'term 'lazy_term 'reduction 'obj 'ident. disambiguate_tactic: (GrafiteTypes.status -> ProofEngineTypes.goal -> (('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic) disambiguator_input -> GrafiteTypes.status * (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) -> disambiguate_command: (GrafiteTypes.status -> (('term,'obj) GrafiteAst.command) disambiguator_input -> GrafiteTypes.status * (Cic.term,Cic.obj) GrafiteAst.command) -> disambiguate_macro: (GrafiteTypes.status -> (('term,'lazy_term) GrafiteAst.macro) disambiguator_input -> Cic.context -> GrafiteTypes.status * (Cic.term,Cic.lazy_term) GrafiteAst.macro) -> ?do_heavy_checks:bool -> GrafiteTypes.status -> (('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement) disambiguator_input -> GrafiteTypes.status * [`Old of UriManager.uri list | `New of NUri.uri list] } type 'a eval_command = {ec_go: 'term 'obj. disambiguate_command: (GrafiteTypes.status -> (('term,'obj) GrafiteAst.command) disambiguator_input -> GrafiteTypes.status * (Cic.term,Cic.obj) GrafiteAst.command) -> options -> GrafiteTypes.status -> (('term,'obj) GrafiteAst.command) disambiguator_input -> GrafiteTypes.status * [`Old of UriManager.uri list | `New of NUri.uri list] } type 'a eval_comment = {ecm_go: 'term 'lazy_term 'reduction_kind 'obj 'ident. disambiguate_command: (GrafiteTypes.status -> (('term,'obj) GrafiteAst.command) disambiguator_input -> GrafiteTypes.status * (Cic.term,Cic.obj) GrafiteAst.command) -> options -> GrafiteTypes.status -> (('term,'lazy_term,'reduction_kind,'obj,'ident) GrafiteAst.comment) disambiguator_input -> GrafiteTypes.status * [`Old of UriManager.uri list | `New of NUri.uri list] } type 'a eval_executable = {ee_go: 'term 'lazy_term 'reduction 'obj 'ident. disambiguate_tactic: (GrafiteTypes.status -> ProofEngineTypes.goal -> (('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic) disambiguator_input -> GrafiteTypes.status * (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) -> disambiguate_command: (GrafiteTypes.status -> (('term,'obj) GrafiteAst.command) disambiguator_input -> GrafiteTypes.status * (Cic.term,Cic.obj) GrafiteAst.command) -> disambiguate_macro: (GrafiteTypes.status -> (('term,'lazy_term) GrafiteAst.macro) disambiguator_input -> Cic.context -> GrafiteTypes.status * (Cic.term,Cic.lazy_term) GrafiteAst.macro) -> options -> GrafiteTypes.status -> (('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code) disambiguator_input -> GrafiteTypes.status * [`Old of UriManager.uri list | `New of NUri.uri list] } type 'a eval_from_moo = { efm_go: GrafiteTypes.status -> string -> GrafiteTypes.status } let coercion_moo_statement_of (uri,arity, saturations,_) = GrafiteAst.Coercion (HExtlib.dummy_floc, CicUtil.term_of_uri uri, false, arity, saturations) let basic_eval_unification_hint (t,n) status = NCicUnifHint.add_user_provided_hint status t n ;; let inject_unification_hint = let basic_eval_unification_hint (t,n) ~refresh_uri_in_universe ~refresh_uri_in_term = let t = refresh_uri_in_term t in basic_eval_unification_hint (t,n) in NCicLibrary.Serializer.register#run "unification_hints" object(_ : 'a NCicLibrary.register_type) method run = basic_eval_unification_hint end ;; let eval_unification_hint status t n = let metasenv,subst,status,t = GrafiteDisambiguate.disambiguate_nterm None status [] [] [] ("",0,t) in assert (metasenv=[]); let t = NCicUntrusted.apply_subst subst [] t in let status = basic_eval_unification_hint (t,n) status in let dump = inject_unification_hint (t,n)::status#dump in let status = status#set_dump dump in status,`New [] ;; let basic_index_obj l status = status#set_auto_cache (List.fold_left (fun t (ks,v) -> List.fold_left (fun t k -> NDiscriminationTree.DiscriminationTree.index t k v) t ks) status#auto_cache l) ;; let record_index_obj = let aux l ~refresh_uri_in_universe ~refresh_uri_in_term = basic_index_obj (List.map (fun ks,v -> List.map refresh_uri_in_term ks, refresh_uri_in_term v) l) in NCicLibrary.Serializer.register#run "index_obj" object(_ : 'a NCicLibrary.register_type) method run = aux end ;; let compute_keys status uri height kind = let mk_item ty spec = let orig_ty = NTacStatus.mk_cic_term [] ty in let status,keys = NnAuto.keys_of_type status orig_ty in let keys = List.map (fun t -> snd (NTacStatus.term_of_cic_term status t (NTacStatus.ctx_of t))) keys in keys,NCic.Const(NReference.reference_of_spec uri spec) in let data = match kind with | NCic.Fixpoint (ind,ifl,_) -> HExtlib.list_mapi (fun (_,_,rno,ty,_) i -> if ind then mk_item ty (NReference.Fix (i,rno,height)) else mk_item ty (NReference.CoFix height)) ifl | NCic.Inductive (b,lno,itl,_) -> HExtlib.list_mapi (fun (_,_,ty,_) i -> mk_item ty (NReference.Ind (b,i,lno))) itl @ List.map (fun ((_,_,ty),i,j) -> mk_item ty (NReference.Con (i,j+1,lno))) (List.flatten (HExtlib.list_mapi (fun (_,_,_,cl) i -> HExtlib.list_mapi (fun x j-> x,i,j) cl) itl)) | NCic.Constant (_,_,Some _, ty, _) -> [ mk_item ty (NReference.Def height) ] | NCic.Constant (_,_,None, ty, _) -> [ mk_item ty NReference.Decl ] in HExtlib.filter_map (fun (keys, t) -> let keys = List.filter (function | (NCic.Meta _) | (NCic.Appl (NCic.Meta _::_)) -> false | _ -> true) keys in if keys <> [] then begin HLog.debug ("Indexing:" ^ NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t); HLog.debug ("With keys:" ^ String.concat "\n" (List.map (fun t -> NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t) keys)); Some (keys,t) end else begin HLog.debug ("Not indexing:" ^ NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] t); None end) data ;; let index_obj_for_auto status (uri, height, _, _, kind) = (*prerr_endline (string_of_int height);*) let data = compute_keys status uri height kind in let status = basic_index_obj data status in let dump = record_index_obj data :: status#dump in status#set_dump dump ;; let index_eq uri status = let eq_status = status#eq_cache in let eq_status1 = NCicParamod.index_obj eq_status uri in status#set_eq_cache eq_status1 ;; let record_index_eq = let basic_index_eq uri ~refresh_uri_in_universe ~refresh_uri_in_term = index_eq (NCicLibrary.refresh_uri uri) in NCicLibrary.Serializer.register#run "index_eq" object(_ : 'a NCicLibrary.register_type) method run = basic_index_eq end ;; let index_eq_for_auto status uri = if NnAuto.is_a_fact_obj status uri then let newstatus = index_eq uri status in if newstatus#eq_cache == status#eq_cache then status else ((*prerr_endline ("recording " ^ (NUri.string_of_uri uri));*) let dump = record_index_eq uri :: newstatus#dump in newstatus#set_dump dump) else ((*prerr_endline "Not a fact";*) status) ;; let basic_eval_add_constraint (u1,u2) status = NCicLibrary.add_constraint status u1 u2 ;; let inject_constraint = let basic_eval_add_constraint (u1,u2) ~refresh_uri_in_universe ~refresh_uri_in_term = let u1 = refresh_uri_in_universe u1 in let u2 = refresh_uri_in_universe u2 in basic_eval_add_constraint (u1,u2) in NCicLibrary.Serializer.register#run "constraints" object(_:'a NCicLibrary.register_type) method run = basic_eval_add_constraint end ;; let eval_add_constraint status u1 u2 = let status = basic_eval_add_constraint (u1,u2) status in let dump = inject_constraint (u1,u2)::status#dump in let status = status#set_dump dump in status,`Old [] ;; let add_coercions_of_lemmas lemmas status = let moo_content = HExtlib.filter_map (fun uri -> match CoercDb.is_a_coercion (Cic.Const (uri,[])) with | None -> None | Some (_,tgt,_,sat,_) -> let arity = match tgt with CoercDb.Fun n -> n | _ -> 0 in Some (coercion_moo_statement_of (uri,arity,sat,0))) lemmas in let status = GrafiteTypes.add_moo_content moo_content status in status#set_coercions (CoercDb.dump ()), lemmas let eval_coercion status ~add_composites uri arity saturations = let uri = try CicUtil.uri_of_term uri with Invalid_argument _ -> raise (Invalid_argument "coercion can only be constants/constructors") in let status, lemmas = GrafiteSync.add_coercion ~add_composites ~pack_coercion_obj:CicRefine.pack_coercion_obj status uri arity saturations status#baseuri in let moo_content = coercion_moo_statement_of (uri,arity,saturations,0) in let status = GrafiteTypes.add_moo_content [moo_content] status in add_coercions_of_lemmas lemmas status let eval_prefer_coercion status c = let uri = try CicUtil.uri_of_term c with Invalid_argument _ -> raise (Invalid_argument "coercion can only be constants/constructors") in let status = GrafiteSync.prefer_coercion status uri in let moo_content = GrafiteAst.PreferCoercion (HExtlib.dummy_floc,c) in let status = GrafiteTypes.add_moo_content [moo_content] status in status, `Old [] module MatitaStatus = struct type input_status = GrafiteTypes.status * ProofEngineTypes.goal type output_status = GrafiteTypes.status * ProofEngineTypes.goal list * ProofEngineTypes.goal list type tactic = input_status -> output_status let mk_tactic tac = tac let apply_tactic tac = tac let goals (_, opened, closed) = opened, closed let get_stack (status, _) = GrafiteTypes.get_stack status let set_stack stack (status, opened, closed) = GrafiteTypes.set_stack stack status, opened, closed let inject (status, _) = (status, [], []) let focus goal (status, _, _) = (status, goal) end module MatitaTacticals = Continuationals.Make(MatitaStatus) let tactic_of_ast' tac = MatitaTacticals.Tactical (MatitaTacticals.Tactic (MatitaStatus.mk_tactic tac)) let punctuation_tactical_of_ast (text,prefix_len,punct) = match punct with | GrafiteAst.Dot _loc -> MatitaTacticals.Dot | GrafiteAst.Semicolon _loc -> MatitaTacticals.Semicolon | GrafiteAst.Branch _loc -> MatitaTacticals.Branch | GrafiteAst.Shift _loc -> MatitaTacticals.Shift | GrafiteAst.Pos (_loc, i) -> MatitaTacticals.Pos i | GrafiteAst.Merge _loc -> MatitaTacticals.Merge | GrafiteAst.Wildcard _loc -> MatitaTacticals.Wildcard let non_punctuation_tactical_of_ast (text,prefix_len,punct) = match punct with | GrafiteAst.Focus (_loc,goals) -> MatitaTacticals.Focus goals | GrafiteAst.Unfocus _loc -> MatitaTacticals.Unfocus | GrafiteAst.Skip _loc -> MatitaTacticals.Tactical MatitaTacticals.Skip let eval_tactical status tac = let status, _, _ = MatitaTacticals.eval tac (status, ~-1) in let status = (* is proof completed? *) match status#proof_status with | GrafiteTypes.Incomplete_proof { GrafiteTypes.stack = stack; proof = proof } when Continuationals.Stack.is_empty stack -> status#set_proof_status (GrafiteTypes.Proof proof) | _ -> status in status let add_obj = GrafiteSync.add_obj ~pack_coercion_obj:CicRefine.pack_coercion_obj let eval_ng_punct (_text, _prefix_len, punct) = match punct with | GrafiteAst.Dot _ -> NTactics.dot_tac | GrafiteAst.Semicolon _ -> fun x -> x | GrafiteAst.Branch _ -> NTactics.branch_tac ~force:false | GrafiteAst.Shift _ -> NTactics.shift_tac | GrafiteAst.Pos (_,l) -> NTactics.pos_tac l | GrafiteAst.Wildcard _ -> NTactics.wildcard_tac | GrafiteAst.Merge _ -> NTactics.merge_tac ;; let eval_ng_tac tac = let rec aux f (text, prefix_len, tac) = match tac with | GrafiteAst.NApply (_loc, t) -> NTactics.apply_tac (text,prefix_len,t) | GrafiteAst.NSmartApply (_loc, t) -> NnAuto.smart_apply_tac (text,prefix_len,t) | GrafiteAst.NAssert (_loc, seqs) -> NTactics.assert_tac ((List.map (function (hyps,concl) -> List.map (function (id,`Decl t) -> id,`Decl (text,prefix_len,t) |(id,`Def (b,t))->id,`Def((text,prefix_len,b),(text,prefix_len,t)) ) hyps, (text,prefix_len,concl)) ) seqs) | GrafiteAst.NAuto (_loc, (None,a)) -> NAuto.auto_tac ~params:(None,a) ?trace_ref:None | GrafiteAst.NAuto (_loc, (Some l,a)) -> NAuto.auto_tac ~params:(Some List.map (fun x -> "",0,x) l,a) ?trace_ref:None | GrafiteAst.NBranch _ -> NTactics.branch_tac ~force:false | GrafiteAst.NCases (_loc, what, where) -> NTactics.cases_tac ~what:(text,prefix_len,what) ~where:(text,prefix_len,where) | GrafiteAst.NCase1 (_loc,n) -> NTactics.case1_tac n | GrafiteAst.NChange (_loc, pat, ww) -> NTactics.change_tac ~where:(text,prefix_len,pat) ~with_what:(text,prefix_len,ww) | GrafiteAst.NConstructor (_loc,num,args) -> NTactics.constructor_tac ?num ~args:(List.map (fun x -> text,prefix_len,x) args) | GrafiteAst.NCut (_loc, t) -> NTactics.cut_tac (text,prefix_len,t) (*| GrafiteAst.NDiscriminate (_,what) -> NDestructTac.discriminate_tac ~what:(text,prefix_len,what) | GrafiteAst.NSubst (_,what) -> NDestructTac.subst_tac ~what:(text,prefix_len,what)*) | GrafiteAst.NDestruct (_,dom,skip) -> NDestructTac.destruct_tac dom skip | GrafiteAst.NDot _ -> NTactics.dot_tac | GrafiteAst.NElim (_loc, what, where) -> NTactics.elim_tac ~what:(text,prefix_len,what) ~where:(text,prefix_len,where) | GrafiteAst.NFocus (_,l) -> NTactics.focus_tac l | GrafiteAst.NGeneralize (_loc, where) -> NTactics.generalize_tac ~where:(text,prefix_len,where) | GrafiteAst.NId _ -> (fun x -> x) | GrafiteAst.NIntro (_loc,n) -> NTactics.intro_tac n | GrafiteAst.NIntros (_loc,ns) -> NTactics.intros_tac ns | GrafiteAst.NInversion (_loc, what, where) -> NTactics.inversion_tac ~what:(text,prefix_len,what) ~where:(text,prefix_len,where) | GrafiteAst.NLApply (_loc, t) -> NTactics.lapply_tac (text,prefix_len,t) | GrafiteAst.NLetIn (_loc,where,what,name) -> NTactics.letin_tac ~where:(text,prefix_len,where) ~what:(text,prefix_len,what) name | GrafiteAst.NMerge _ -> NTactics.merge_tac | GrafiteAst.NPos (_,l) -> NTactics.pos_tac l | GrafiteAst.NPosbyname (_,s) -> NTactics.case_tac s | GrafiteAst.NReduce (_loc, reduction, where) -> NTactics.reduce_tac ~reduction ~where:(text,prefix_len,where) | GrafiteAst.NRewrite (_loc,dir,what,where) -> NTactics.rewrite_tac ~dir ~what:(text,prefix_len,what) ~where:(text,prefix_len,where) | GrafiteAst.NSemicolon _ -> fun x -> x | GrafiteAst.NShift _ -> NTactics.shift_tac | GrafiteAst.NSkip _ -> NTactics.skip_tac | GrafiteAst.NUnfocus _ -> NTactics.unfocus_tac | GrafiteAst.NWildcard _ -> NTactics.wildcard_tac | GrafiteAst.NTry (_,tac) -> NTactics.try_tac (aux f (text, prefix_len, tac)) | GrafiteAst.NAssumption _ -> NTactics.assumption_tac | GrafiteAst.NBlock (_,l) -> NTactics.block_tac (List.map (fun x -> aux f (text,prefix_len,x)) l) |GrafiteAst.NRepeat (_,tac) -> NTactics.repeat_tac (f f (text, prefix_len, tac)) in aux aux tac (* trick for non uniform recursion call *) ;; let subst_metasenv_and_fix_names status = let u,h,metasenv, subst,o = status#obj in let o = NCicUntrusted.map_obj_kind ~skip_body:true (NCicUntrusted.apply_subst subst []) o in status#set_obj(u,h,NCicUntrusted.apply_subst_metasenv subst metasenv,subst,o) ;; let rec eval_ncommand opts status (text,prefix_len,cmd) = match cmd with | GrafiteAst.UnificationHint (loc, t, n) -> eval_unification_hint status t n | GrafiteAst.NCoercion (loc, name, t, ty, source, target) -> NCicCoercDeclaration.eval_ncoercion status name t ty source target | GrafiteAst.NQed loc -> if status#ng_mode <> `ProofMode then raise (GrafiteTypes.Command_error "Not in proof mode") else let uri,height,menv,subst,obj_kind = status#obj in if menv <> [] then raise (GrafiteTypes.Command_error"You can't Qed an incomplete theorem") else let obj_kind = NCicUntrusted.map_obj_kind (NCicUntrusted.apply_subst subst []) obj_kind in let height = NCicTypeChecker.height_of_obj_kind uri [] obj_kind in (* fix the height inside the object *) let rec fix () = function | NCic.Const (NReference.Ref (u,spec)) when NUri.eq u uri -> NCic.Const (NReference.reference_of_spec u (match spec with | NReference.Def _ -> NReference.Def height | NReference.Fix (i,j,_) -> NReference.Fix(i,j,height) | NReference.CoFix _ -> NReference.CoFix height | NReference.Ind _ | NReference.Con _ | NReference.Decl as s -> s)) | t -> NCicUtils.map (fun _ () -> ()) () fix t in let obj_kind = match obj_kind with | NCic.Fixpoint _ -> NCicUntrusted.map_obj_kind (fix ()) obj_kind | _ -> obj_kind in let obj = uri,height,[],[],obj_kind in prerr_endline ("pp new obj \n"^NCicPp.ppobj obj); let old_status = status in let status = NCicLibrary.add_obj status obj in let index_obj = match obj_kind with NCic.Constant (_,_,_,_,(_,`Example,_)) | NCic.Fixpoint (_,_,(_,`Example,_)) -> false | _ -> true in let status = if index_obj then let status = index_obj_for_auto status obj in (try index_eq_for_auto status uri with _ -> status) else status in (* try index_eq uri status with _ -> prerr_endline "got an exception"; status in *) (* prerr_endline (NCicPp.ppobj obj); *) HLog.message ("New object: " ^ NUri.string_of_uri uri); (try (*prerr_endline (NCicPp.ppobj obj);*) let boxml = NCicElim.mk_elims obj in let boxml = boxml @ NCicElim.mk_projections obj in (* let objs = [] in let timestamp,uris_rev = List.fold_left (fun (status,uris_rev) (uri,_,_,_,_) as obj -> let status = NCicLibrary.add_obj status obj in status,uri::uris_rev ) (status,[]) objs in let uris = uri::List.rev uris_rev in *) let status = status#set_ng_mode `CommandMode in let status = LexiconSync.add_aliases_for_objs status (`New [uri]) in let status,uris = List.fold_left (fun (status,uris) boxml -> try let nstatus,nuris = eval_ncommand opts status ("",0,GrafiteAst.NObj (HExtlib.dummy_floc,boxml)) in if nstatus#ng_mode <> `CommandMode then begin (*HLog.warn "error in generating projection/eliminator";*) status, uris end else nstatus, concat_nuris uris nuris with | MultiPassDisambiguator.DisambiguationError _ | NCicTypeChecker.TypeCheckerFailure _ -> (*HLog.warn "error in generating projection/eliminator";*) status,uris ) (status,`New [] (* uris *)) boxml in let _,_,_,_,nobj = obj in let status = match nobj with NCic.Inductive (is_ind,leftno,[it],_) -> let _,ind_name,ty,cl = it in List.fold_left (fun status outsort -> let status = status#set_ng_mode `ProofMode in try (let status,invobj = NInversion.mk_inverter (ind_name ^ "_inv_" ^ (snd (NCicElim.ast_of_sort outsort))) is_ind it leftno outsort status status#baseuri in let _,_,menv,_,_ = invobj in fst (match menv with [] -> eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc) | _ -> status,`New [])) (* XXX *) with _ -> (*HLog.warn "error in generating inversion principle"; *) let status = status#set_ng_mode `CommandMode in status) status (NCic.Prop:: List.map (fun s -> NCic.Type s) (NCicEnvironment.get_universes ())) | _ -> status in let coercions = match obj with _,_,_,_,NCic.Inductive (true,leftno,[_,_,_,[_,_,_]],(_,`Record fields)) -> HExtlib.filter_map (fun (name,is_coercion,arity) -> if is_coercion then Some(name,leftno,arity) else None) fields | _ -> [] in let status,uris = List.fold_left (fun (status,uris) (name,cpos,arity) -> try let metasenv,subst,status,t = GrafiteDisambiguate.disambiguate_nterm None status [] [] [] ("",0,CicNotationPt.Ident (name,None)) in assert (metasenv = [] && subst = []); let status, nuris = NCicCoercDeclaration. basic_eval_and_record_ncoercion_from_t_cpos_arity status (name,t,cpos,arity) in let uris = concat_nuris nuris uris in status, uris with MultiPassDisambiguator.DisambiguationError _-> HLog.warn ("error in generating coercion: "^name); status, uris) (status,uris) coercions in status,uris with exn -> NCicLibrary.time_travel old_status; raise exn) | GrafiteAst.NCopy (log,tgt,src_uri, map) -> if status#ng_mode <> `CommandMode then raise (GrafiteTypes.Command_error "Not in command mode") else let tgt_uri_ext, old_ok = match NCicEnvironment.get_checked_obj src_uri with | _,_,[],[], (NCic.Inductive _ as ok) -> ".ind", ok | _,_,[],[], (NCic.Fixpoint _ as ok) -> ".con", ok | _,_,[],[], (NCic.Constant _ as ok) -> ".con", ok | _ -> assert false in let tgt_uri = NUri.uri_of_string (status#baseuri^"/"^tgt^tgt_uri_ext) in let map = (src_uri, tgt_uri) :: map in let ok = let rec subst () = function | NCic.Meta _ -> assert false | NCic.Const (NReference.Ref (u,spec)) as t -> (try NCic.Const (NReference.reference_of_spec (List.assoc u map)spec) with Not_found -> t) | t -> NCicUtils.map (fun _ _ -> ()) () subst t in NCicUntrusted.map_obj_kind ~skip_body:false (subst ()) old_ok in let ninitial_stack = Continuationals.Stack.of_nmetasenv [] in let status = status#set_obj (tgt_uri,0,[],[],ok) in (*prerr_endline (NCicPp.ppobj (tgt_uri,0,[],[],ok));*) let status = status#set_stack ninitial_stack in let status = subst_metasenv_and_fix_names status in let status = status#set_ng_mode `ProofMode in eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc) | GrafiteAst.NObj (loc,obj) -> if status#ng_mode <> `CommandMode then raise (GrafiteTypes.Command_error "Not in command mode") else let status,obj = GrafiteDisambiguate.disambiguate_nobj status ~baseuri:status#baseuri (text,prefix_len,obj) in let uri,height,nmenv,nsubst,nobj = obj in let ninitial_stack = Continuationals.Stack.of_nmetasenv nmenv in let status = status#set_obj obj in let status = status#set_stack ninitial_stack in let status = subst_metasenv_and_fix_names status in let status = status#set_ng_mode `ProofMode in (match nmenv with [] -> eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc) | _ -> status,`New []) | GrafiteAst.NDiscriminator (_,_) -> assert false (*(loc, indty) -> if status#ng_mode <> `CommandMode then raise (GrafiteTypes.Command_error "Not in command mode") else let status = status#set_ng_mode `ProofMode in let metasenv,subst,status,indty = GrafiteDisambiguate.disambiguate_nterm None status [] [] [] (text,prefix_len,indty) in let indtyno, (_,_,tys,_,_) = match indty with NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) -> indtyno, NCicEnvironment.get_checked_indtys r | _ -> prerr_endline ("engine: indty expected... (fix this error message)"); assert false in let it = List.nth tys indtyno in let status,obj = NDestructTac.mk_discriminator it status in let _,_,menv,_,_ = obj in (match menv with [] -> eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc) | _ -> prerr_endline ("Discriminator: non empty metasenv"); status, `New []) *) | GrafiteAst.NInverter (loc, name, indty, selection, sort) -> if status#ng_mode <> `CommandMode then raise (GrafiteTypes.Command_error "Not in command mode") else let metasenv,subst,status,sort = match sort with | None -> [],[],status,NCic.Sort NCic.Prop | Some s -> GrafiteDisambiguate.disambiguate_nterm None status [] [] [] (text,prefix_len,s) in assert (metasenv = []); let sort = NCicReduction.whd ~subst [] sort in let sort = match sort with NCic.Sort s -> s | _ -> raise (Invalid_argument (Printf.sprintf "ninverter: found target %s, which is not a sort" (NCicPp.ppterm ~metasenv ~subst ~context:[] sort))) in let status = status#set_ng_mode `ProofMode in let metasenv,subst,status,indty = GrafiteDisambiguate.disambiguate_nterm None status [] [] subst (text,prefix_len,indty) in let indtyno,(_,leftno,tys,_,_) = match indty with NCic.Const ((NReference.Ref (_,NReference.Ind (_,indtyno,_))) as r) -> indtyno, NCicEnvironment.get_checked_indtys r | _ -> prerr_endline ("engine: indty =" ^ NCicPp.ppterm ~metasenv:[] ~subst:[] ~context:[] indty) ; assert false in let it = List.nth tys indtyno in let status,obj = NInversion.mk_inverter name true it leftno ?selection sort status status#baseuri in let _,_,menv,_,_ = obj in (match menv with [] -> eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc) | _ -> assert false) | GrafiteAst.NUnivConstraint (loc,u1,u2) -> eval_add_constraint status [`Type,u1] [`Type,u2] ;; let rec eval_command = {ec_go = fun ~disambiguate_command opts status (text,prefix_len,cmd) -> let status,cmd = disambiguate_command status (text,prefix_len,cmd) in let status,uris = match cmd with | GrafiteAst.Index (loc,None,uri) -> assert false (* TODO: for user input *) | GrafiteAst.Index (loc,Some key,uri) -> let universe = status#automation_cache.AutomationCache.univ in let universe = Universe.index universe key (CicUtil.term_of_uri uri) in let cache = { status#automation_cache with AutomationCache.univ = universe } in let status = status#set_automation_cache cache in (* debug let msg = let candidates = Universe.get_candidates status.GrafiteTypes.universe key in ("candidates for " ^ (CicPp.ppterm key) ^ " = " ^ (String.concat "\n" (List.map CicPp.ppterm candidates))) in prerr_endline msg; *) let status = GrafiteTypes.add_moo_content [cmd] status in status,`Old [] | GrafiteAst.Select (_,uri) as cmd -> if List.mem cmd status#moo_content_rev then status, `Old [] else let cache = AutomationCache.add_term_to_active status#automation_cache [] [] [] (CicUtil.term_of_uri uri) None in let status = status#set_automation_cache cache in let status = GrafiteTypes.add_moo_content [cmd] status in status, `Old [] | GrafiteAst.Pump (_,steps) -> let cache = AutomationCache.pump status#automation_cache steps in let status = status#set_automation_cache cache in status, `Old [] | GrafiteAst.PreferCoercion (loc, coercion) -> eval_prefer_coercion status coercion | GrafiteAst.Coercion (loc, uri, add_composites, arity, saturations) -> let res,uris = eval_coercion status ~add_composites uri arity saturations in res,`Old uris | GrafiteAst.Inverter (loc, name, indty, params) -> let buri = status#baseuri in let uri = UriManager.uri_of_string (buri ^ "/" ^ name ^ ".con") in let indty_uri = try CicUtil.uri_of_term indty with Invalid_argument _ -> raise (Invalid_argument "not an inductive type to invert") in let res,uris = Inversion_principle.build_inverter ~add_obj status uri indty_uri params in res,`Old uris | GrafiteAst.Default (loc, what, uris) as cmd -> LibraryObjects.set_default what uris; GrafiteTypes.add_moo_content [cmd] status,`Old [] | GrafiteAst.Drop loc -> raise Drop | GrafiteAst.Include (loc, mode, new_or_old, baseuri) -> (* Old Include command is not recursive; new one is *) let status = if new_or_old = `OldAndNew then let moopath_rw, moopath_r = LibraryMisc.obj_file_of_baseuri ~must_exist:false ~baseuri ~writable:true, LibraryMisc.obj_file_of_baseuri ~must_exist:false ~baseuri ~writable:false in let moopath = if Sys.file_exists moopath_r then moopath_r else if Sys.file_exists moopath_rw then moopath_rw else raise (IncludedFileNotCompiled (moopath_rw,baseuri)) in eval_from_moo.efm_go status moopath else status in let status = NCicLibrary.Serializer.require ~baseuri:(NUri.uri_of_string baseuri) status in let status = GrafiteTypes.add_moo_content [GrafiteAst.Include (loc,mode,`New,baseuri)] status in status,`Old [] | GrafiteAst.Print (_,"proofterm") -> let _,_,_,p,_, _ = GrafiteTypes.get_current_proof status in prerr_endline (Auto.pp_proofterm (Lazy.force p)); status,`Old [] | GrafiteAst.Print (_,_) -> status,`Old [] | GrafiteAst.Qed loc -> let uri, metasenv, _subst, bo, ty, attrs = match status#proof_status with | GrafiteTypes.Proof (Some uri, metasenv, subst, body, ty, attrs) -> uri, metasenv, subst, body, ty, attrs | GrafiteTypes.Proof (None, metasenv, subst, body, ty, attrs) -> raise (GrafiteTypes.Command_error ("Someone allows to start a theorem without giving the "^ "name/uri. This should be fixed!")) | _-> raise (GrafiteTypes.Command_error "You can't Qed an incomplete theorem") in if metasenv <> [] then raise (GrafiteTypes.Command_error "Proof not completed! metasenv is not empty!"); let name = UriManager.name_of_uri uri in let obj = Cic.Constant (name,Some (Lazy.force bo),ty,[],attrs) in let status, lemmas = add_obj uri obj status in status#set_proof_status GrafiteTypes.No_proof, (*CSC: I throw away the arities *) `Old (uri::lemmas) | GrafiteAst.Relation (loc, id, a, aeq, refl, sym, trans) -> Setoids.add_relation id a aeq refl sym trans; status, `Old [] (*CSC: TO BE FIXED *) | GrafiteAst.Set (loc, name, value) -> status, `Old [] (* GrafiteTypes.set_option status name value,[] *) | 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 buri = status#baseuri in let uri = UriManager.uri_of_string (buri ^ "/" ^ name ^ ext) in let obj = CicRefine.pack_coercion_obj obj in let metasenv = GrafiteTypes.get_proof_metasenv status in match obj with | Cic.CurrentProof (_,metasenv',bo,ty,_, attrs) -> let name = UriManager.name_of_uri uri in if not(CicPp.check name ty) then HLog.warn ("Bad name: " ^ name); if opts.do_heavy_checks then begin let dbd = LibraryDb.instance () in let similar = Whelp.match_term ~dbd ty in let similar_len = List.length similar in if similar_len> 30 then (HLog.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.oblivion_ugraph in fst(CicReduction.are_convertible [] ty' ty g)) similar in (match convertible with | [] -> () | x::_ -> HLog.warn ("Theorem already proved: " ^ UriManager.string_of_uri x ^ "\nPlease use a variant.")); end; let _subst = [] in let initial_proof = (Some uri, metasenv', _subst, lazy bo, ty, attrs) in let initial_stack = Continuationals.Stack.of_metasenv metasenv' in status#set_proof_status (GrafiteTypes.Incomplete_proof { GrafiteTypes.proof = initial_proof; stack = initial_stack }), `Old [] | _ -> if metasenv <> [] then raise (GrafiteTypes.Command_error ( "metasenv not empty while giving a definition with body: " ^ CicMetaSubst.ppmetasenv [] metasenv)); let status, lemmas = add_obj uri obj status in let status,new_lemmas = add_coercions_of_lemmas lemmas status in status#set_proof_status GrafiteTypes.No_proof, `Old (uri::new_lemmas@lemmas) in match status#proof_status with GrafiteTypes.Intermediate _ -> status#set_proof_status GrafiteTypes.No_proof,uris | _ -> status,uris } and eval_executable = {ee_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro opts status (text,prefix_len,ex) -> match ex with | GrafiteAst.Tactic (_(*loc*), Some tac, punct) -> let tac = apply_tactic ~disambiguate_tactic (text,prefix_len,tac) in let status = eval_tactical status (tactic_of_ast' tac) in (* CALL auto on every goal, easy way of testing it let auto = GrafiteAst.AutoBatch (loc, ([],["depth","2";"timeout","1";"type","1"])) in (try let auto = apply_tactic ~disambiguate_tactic ("",0,auto) in let _ = eval_tactical status (tactic_of_ast' auto) in print_endline "GOOD"; () with ProofEngineTypes.Fail _ -> print_endline "BAD" | _ -> ());*) eval_tactical status (punctuation_tactical_of_ast (text,prefix_len,punct)),`Old [] | GrafiteAst.Tactic (_, None, punct) -> eval_tactical status (punctuation_tactical_of_ast (text,prefix_len,punct)),`Old [] | GrafiteAst.NTactic (_(*loc*), tacl) -> if status#ng_mode <> `ProofMode then raise (GrafiteTypes.Command_error "Not in proof mode") else let status = List.fold_left (fun status tac -> let status = eval_ng_tac (text,prefix_len,tac) status in subst_metasenv_and_fix_names status) status tacl in status,`New [] | GrafiteAst.NonPunctuationTactical (_, tac, punct) -> let status = eval_tactical status (non_punctuation_tactical_of_ast (text,prefix_len,tac)) in eval_tactical status (punctuation_tactical_of_ast (text,prefix_len,punct)),`Old [] | GrafiteAst.Command (_, cmd) -> eval_command.ec_go ~disambiguate_command opts status (text,prefix_len,cmd) | GrafiteAst.NCommand (_, cmd) -> eval_ncommand opts status (text,prefix_len,cmd) | GrafiteAst.Macro (loc, macro) -> raise (Macro (loc,disambiguate_macro status (text,prefix_len,macro))) | GrafiteAst.NMacro (loc, macro) -> raise (NMacro (loc,macro)) } and eval_from_moo = {efm_go = fun status fname -> let ast_of_cmd cmd = ("",0,GrafiteAst.Executable (HExtlib.dummy_floc, GrafiteAst.Command (HExtlib.dummy_floc, cmd))) in let moo = GrafiteMarshal.load_moo fname in List.fold_left (fun status ast -> let ast = ast_of_cmd ast in let status,lemmas = eval_ast.ea_go ~disambiguate_tactic:(fun status _ (_,_,tactic) -> status,tactic) ~disambiguate_command:(fun status (_,_,cmd) -> status,cmd) ~disambiguate_macro:(fun _ _ -> assert false) status ast in assert (lemmas=`Old []); status) status moo } and eval_ast = {ea_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro ?(do_heavy_checks=false) status (text,prefix_len,st) -> let opts = { do_heavy_checks = do_heavy_checks ; } in match st with | GrafiteAst.Executable (_,ex) -> eval_executable.ee_go ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro opts status (text,prefix_len,ex) | GrafiteAst.Comment (_,c) -> eval_comment.ecm_go ~disambiguate_command opts status (text,prefix_len,c) } and eval_comment = { ecm_go = fun ~disambiguate_command opts status (text,prefix_len,c) -> status, `Old [] } ;; let eval_ast = eval_ast.ea_go