X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaEngine.ml;h=24872ffd0c408ceffdb163eb58499baa125946c8;hb=f981a524748846acc29b76b6e616af110b4ee13d;hp=f16b0226678d9ea525c63e5c2bbc6f93e3a36303;hpb=d9213c75debd0a6a2bde2aa05bbbcd4b684a52e5;p=helm.git diff --git a/helm/matita/matitaEngine.ml b/helm/matita/matitaEngine.ml index f16b02266..24872ffd0 100644 --- a/helm/matita/matitaEngine.ml +++ b/helm/matita/matitaEngine.ml @@ -1,10 +1,47 @@ +(* 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 -let debug = true ;; +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 *) @@ -20,188 +57,327 @@ let namer_of names = FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ let tactic_of_ast = function - | TacticAst.Intros (_, None, names) -> - (* TODO Zack implement intros length *) + | 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) () - | TacticAst.Intros (_, Some num, names) -> - (* TODO Zack implement intros length *) + | GrafiteAst.Intros (_, Some num, names) -> PrimitiveTactics.intros_tac ~howmany:num ~mk_fresh_name_callback:(namer_of names) () - | TacticAst.Reflexivity _ -> Tactics.reflexivity - | TacticAst.Assumption _ -> Tactics.assumption - | TacticAst.Contradiction _ -> Tactics.contradiction - | TacticAst.Exists _ -> Tactics.exists - | TacticAst.Fourier _ -> Tactics.fourier - | TacticAst.Goal (_, n) -> Tactics.set_goal n - | TacticAst.Left _ -> Tactics.left - | TacticAst.Right _ -> Tactics.right - | TacticAst.Ring _ -> Tactics.ring - | TacticAst.Split _ -> Tactics.split - | TacticAst.Symmetry _ -> Tactics.symmetry - | TacticAst.Transitivity (_, term) -> Tactics.transitivity term - | TacticAst.Apply (_, term) -> Tactics.apply term - | TacticAst.Absurd (_, term) -> Tactics.absurd term - | TacticAst.Exact (_, term) -> Tactics.exact term - | TacticAst.Cut (_, term) -> Tactics.cut term - | TacticAst.Elim (_, term, _) -> - (* TODO Zack implement "using" argument *) - (* old: Tactics.elim_intros_simpl term *) - Tactics.elim_intros term - | TacticAst.ElimType (_, term) -> Tactics.elim_type term - | TacticAst.Replace (_, what, with_what) -> Tactics.replace ~what ~with_what - | TacticAst.Auto (_,num) -> - AutoTactic.auto_tac ~num (MatitaDb.instance ()) - | TacticAst.Change (_, what, with_what, _) -> Tactics.change ~what ~with_what -(* - (* TODO Zack a lot more of tactics to be implemented here ... *) - | TacticAst.Change_pattern of 'term pattern * 'term * 'ident option - | TacticAst.Change of 'term * 'term * 'ident option - | TacticAst.Decompose of 'ident * 'ident list - | TacticAst.Discriminate of 'ident - | TacticAst.Fold of reduction_kind * 'term - | TacticAst.Injection of 'ident - | TacticAst.Replace_pattern of 'term pattern * 'term -*) - | TacticAst.LetIn (loc,term,name) -> + | 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]) - | TacticAst.ReduceAt (_,reduction_kind,ident,path) -> - ProofEngineTypes.mk_tactic - (fun (((_,metasenv,_,_),goal) as status) -> - let metano,context,ty = CicUtil.lookup_meta goal metasenv in - let where, also_in_hypotheses = - if ident = "goal" then - ty, false - else - let hyp = - try - List.find (function - | Some (Cic.Name name,entry) when name = ident -> true - | _ -> false) - context - with - Not_found -> raise (ProofEngineTypes.Fail (ident ^ " is not an hypothesis")) - in - (match hyp with - | Some (_, Cic.Decl term) -> term - | Some (_, Cic.Def (term,ty)) -> term - | None -> assert false),true - in - let pointers = CicUtil.select ~term:where ~context:path in - (match reduction_kind with - | `Normalize -> - ProofEngineTypes.apply_tactic - (Tactics.normalize ~also_in_hypotheses ~terms:(Some pointers)) - status - | `Reduce -> - ProofEngineTypes.apply_tactic - (Tactics.reduce ~also_in_hypotheses ~terms:(Some pointers)) - status - | `Simpl -> - ProofEngineTypes.apply_tactic - (Tactics.simpl ~also_in_hypotheses ~terms:(Some pointers)) - status - | `Whd -> - ProofEngineTypes.apply_tactic - (Tactics.whd ~also_in_hypotheses ~terms:(Some pointers)) - status)) - | TacticAst.Reduce (_,reduction_kind,opts) -> - let terms, also_in_hypotheses = - match opts with - | Some (l,`Goal) -> Some l, false - | Some (l,`Everywhere) -> Some l, true - | None -> None, false - in + | GrafiteAst.Reduce (_, reduction_kind, pattern) -> (match reduction_kind with - | `Normalize -> Tactics.normalize ~also_in_hypotheses ~terms - | `Reduce -> Tactics.reduce ~also_in_hypotheses ~terms - | `Simpl -> Tactics.simpl ~also_in_hypotheses ~terms - | `Whd -> Tactics.whd ~also_in_hypotheses ~terms) - | TacticAst.Rewrite (_,dir,t,ident) -> - if dir = `Left then - EqualityTactics.rewrite_tac ~term:t - else - EqualityTactics.rewrite_back_tac ~term:t - | _ -> assert false + | `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 eval_tactical status tac = - let apply_tactic tactic = - let (proof, goals) = - ProofEngineTypes.apply_tactic tactic (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 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 rec tactical_of_ast = function - | TacticAst.Tactic (loc, tactic) -> tactic_of_ast tactic - | TacticAst.Fail loc -> Tacticals.fail - | TacticAst.Do (loc, num, tactical) -> - Tacticals.do_tactic num (tactical_of_ast tactical) - | TacticAst.IdTac loc -> Tacticals.id_tac - | TacticAst.Repeat (loc, tactical) -> - Tacticals.repeat_tactic (tactical_of_ast tactical) - | TacticAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *) - Tacticals.seq (List.map tactical_of_ast tacticals) - | TacticAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *) - Tacticals.thens (tactical_of_ast tactical) - (List.map tactical_of_ast tacticals) - | TacticAst.Tries (loc, tacticals) -> - Tacticals.try_tactics - (List.map (fun t -> "", tactical_of_ast t) tacticals) - | TacticAst.Try (loc, tactical) -> - Tacticals.try_tactic (tactical_of_ast tactical) + 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 - apply_tactic (tactical_of_ast tac) - -(** given a uri and a type list (the contructors types) builds a list of pairs - * (name,uri) that is used to generate authomatic aliases **) -let extract_alias types uri = - fst(List.fold_left ( - fun (acc,i) (name, _, _, cl) -> - ((name, UriManager.string_of_uriref (uri,[i])) - :: - (fst(List.fold_left ( - fun (acc,j) (name,_) -> - (((name,UriManager.string_of_uriref (uri,[i;j])) :: acc) , j+1) - ) (acc,1) cl))),i+1 - ) ([],0) types) - -(** adds a (name,uri) list l to a disambiguation environment e **) -let env_of_list l e = - let module DT = DisambiguateTypes in - let module DTE = DisambiguateTypes.Environment in - List.fold_left ( - fun e (name,uri) -> - DTE.add - (DT.Id name) - (uri,fun _ _ _ -> CicUtil.term_of_uri uri) - e - ) e l + 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 + 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 + let o,_ = CicEnvironment.get_obj CicUniv.empty_ugraph uri in (match o with | Cic.InductiveDefinition (l,_,_,_) -> let (_,_,_,cl) = List.nth l t in @@ -229,31 +405,179 @@ let eval_coercion status coercion = let context = [] in let src_uri = let ty_src = CicReduction.whd context ty_src in - UriManager.uri_of_string (CicUtil.uri_of_term ty_src) + CicUtil.uri_of_term ty_src in let tgt_uri = let ty_tgt = CicReduction.whd context ty_tgt in - UriManager.uri_of_string (CicUtil.uri_of_term ty_tgt) + 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 + 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 status = - List.fold_left ( - fun s (uri,o,ugraph) -> - match o with - | Cic.Constant (_,Some body, ty, params, attrs) -> - MatitaSync.add_constant ~uri ~body ~ty ~ugraph ~params ~attrs status - | _ -> assert false - ) status new_coercions + 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 eval_command status cmd = +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 = + if path = "coq.ma" then path + else + 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 - | TacticAst.Set (loc, name, value) -> set_option status name value - | TacticAst.Qed loc -> + | 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) -> @@ -267,445 +591,186 @@ let eval_command status cmd = let suri = UriManager.string_of_uri uri in if metasenv <> [] then command_error "Proof not completed! metasenv is not empty!"; - let proved_ty,ugraph = - CicTypeChecker.type_of_aux' [] [] bo CicUniv.empty_ugraph - in - let b,ugraph = - CicReduction.are_convertible [] proved_ty ty ugraph - in - if not b then - command_error - ("The type of your proof is not convertible with the "^ - "type you've declared!"); - MatitaLog.message (sprintf "%s defined" suri); - let status = MatitaSync.add_constant ~uri ~body:bo ~ty ~ugraph status in - let status = - let name = UriManager.name_of_uri uri in - let new_env = env_of_list [(name,suri)] status.aliases in - {status with aliases = new_env } - in - {status with proof_status = No_proof } - | TacticAst.Inductive (loc, dummy_params, types) -> - (* dummy_params are not real params, it is a list of nothing, and the only - * semantic content is the len, that is leftno (note: leftno and pamaters - * have nothing in common). - *) - let suri = - match types with - | (name, _, _, _) :: tl -> MatitaMisc.qualify status name ^ ".ind" - | _ -> assert false - in - let uri = UriManager.uri_of_string suri in - let leftno = List.length dummy_params in - let obj = Cic.InductiveDefinition (types, [], leftno, []) in - let ugraph = - CicTypeChecker.typecheck_mutual_inductive_defs uri - (types, [], leftno) CicUniv.empty_ugraph - in - let status = - MatitaSync.add_inductive_def - ~uri ~types ~params:[] ~leftno ~ugraph status - in - (* aliases for the constructors and types *) - let aliases = env_of_list (extract_alias types uri) status.aliases in - (* aliases for the eliminations principles *) - let aliases = - let base = String.sub suri 0 (String.length suri - 4) in - env_of_list - (List.fold_left ( - fun acc suffix -> - if List.exists ( - fun (uri,_) -> UriManager.string_of_uri uri = base ^ suffix - ) status.objects then - let u = base ^ suffix in - (UriManager.name_of_uri (UriManager.uri_of_string u),u)::acc - else - acc - ) [] ["_ind.con";"_rec.con";"_rec_t.con"]) aliases - in - let status = {status with proof_status = No_proof } in - { status with aliases = aliases} - | TacticAst.Theorem (loc, thm_flavour, Some name, ty, None) -> - let uri = - UriManager.uri_of_string (MatitaMisc.qualify status name ^ ".con") - in - let goalno = 1 in - let metasenv, body = - match status.proof_status with - | Intermediate metasenv -> - ((goalno, [], ty) :: metasenv) , Cic.Meta (goalno,[]) - | _-> assert false - in - let initial_proof = (Some uri, metasenv, body, ty) in - { status with proof_status = Incomplete_proof (initial_proof,goalno)} - | TacticAst.Theorem (loc, thm_flavour, Some name, ty, Some body) -> - let uri = - UriManager.uri_of_string (MatitaMisc.qualify status name ^ ".con") - in - let metasenv = MatitaMisc.get_proof_metasenv status in - let (body_type, ugraph) = - CicTypeChecker.type_of_aux' metasenv [] body CicUniv.empty_ugraph - in - let (subst, metasenv, ugraph) = - CicUnification.fo_unif metasenv [] body_type ty ugraph - in - if metasenv <> [] then - command_error ( - "metasenv not empty while giving a definition with body: " ^ - CicMetaSubst.ppmetasenv metasenv []) ; - let body = CicMetaSubst.apply_subst subst body in - let ty = CicMetaSubst.apply_subst subst ty in - let status = MatitaSync.add_constant ~uri ~body ~ty ~ugraph status in - let status = - let suri = UriManager.string_of_uri uri in - let new_env = env_of_list [(name,suri)] status.aliases in - {status with aliases = new_env } - in - {status with proof_status = No_proof} - | TacticAst.Theorem (_, _, None, _, _) -> - command_error "The grammar should avoid having unnamed theorems!" - | TacticAst.Coercion (loc, coercion) -> + 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 - | TacticAst.Alias (loc, spec) -> + | GrafiteAst.Alias (loc, spec) -> + let aliases = match spec with - | TacticAst.Ident_alias (id,uri) -> - {status with aliases = - DisambiguateTypes.Environment.add - (DisambiguateTypes.Id id) - ("boh?",(fun _ _ _ -> CicUtil.term_of_uri uri)) - status.aliases } - | TacticAst.Symbol_alias (symb, instance, desc) -> - {status with aliases = - DisambiguateTypes.Environment.add - (DisambiguateTypes.Symbol (symb,instance)) - (DisambiguateChoices.lookup_symbol_by_dsc symb desc) - status.aliases } - | TacticAst.Number_alias (instance,desc) -> - {status with aliases = - DisambiguateTypes.Environment.add - (DisambiguateTypes.Num instance) - (DisambiguateChoices.lookup_num_by_dsc desc) status.aliases } - -let eval_executable status ex = + | 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 - | TacticAst.Tactical (_, tac) -> eval_tactical status tac - | TacticAst.Command (_, cmd) -> eval_command status cmd - | TacticAst.Macro (_, mac) -> + | 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" - (TacticAstPp.pp_macro_cic mac)) + (GrafiteAstPp.pp_macro_ast mac)) let eval_comment status c = status -let eval status st = - match st with - | TacticAst.Executable (_,ex) -> eval_executable status ex - | TacticAst.Comment (_,c) -> eval_comment status c -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 - aliases = aliases; - proof_status = proof_status } - in - status, cic - -let disambiguate_terms status terms = - let term = CicAst.pack terms in - let status, term = disambiguate_term status term in - status, CicUtil.unpack term - -let disambiguate_tactic status = function - | TacticAst.Transitivity (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Transitivity (loc, cic) - | TacticAst.Apply (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Apply (loc, cic) - | TacticAst.Absurd (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Absurd (loc, cic) - | TacticAst.Exact (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Exact (loc, cic) - | TacticAst.Cut (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Cut (loc, cic) - | TacticAst.Elim (loc, term, Some term') -> - let status, cic1 = disambiguate_term status term in - let status, cic2 = disambiguate_term status term' in - status, TacticAst.Elim (loc, cic1, Some cic2) - | TacticAst.Elim (loc, term, None) -> - let status, cic = disambiguate_term status term in - status, TacticAst.Elim (loc, cic, None) - | TacticAst.ElimType (loc, term) -> - let status, cic = disambiguate_term status term in - status, TacticAst.ElimType (loc, cic) - | TacticAst.Replace (loc, what, with_what) -> - let status, cic1 = disambiguate_term status what in - let status, cic2 = disambiguate_term status with_what in - status, TacticAst.Replace (loc, cic1, cic2) - | TacticAst.Change (loc, what, with_what, ident) -> - let status, cic1 = disambiguate_term status what in - let status, cic2 = disambiguate_term status with_what in - status, TacticAst.Change (loc, cic1, cic2, ident) -(* - (* TODO Zack a lot more of tactics to be implemented here ... *) - | TacticAst.Change_pattern of 'term pattern * 'term * 'ident option - | TacticAst.Change of 'term * 'term * 'ident option - | TacticAst.Decompose of 'ident * 'ident list - | TacticAst.Discriminate of 'ident - | TacticAst.Fold of reduction_kind * 'term - | TacticAst.Injection of 'ident - | TacticAst.Replace_pattern of 'term pattern * 'term -*) - | TacticAst.LetIn (loc,term,name) -> - let status, term = disambiguate_term status term in - status, TacticAst.LetIn (loc,term,name) - | TacticAst.ReduceAt (loc, reduction_kind, ident, path) -> - let path = Disambiguate.interpretate [] status.aliases path in - status, TacticAst.ReduceAt(loc, reduction_kind, ident, path) - | TacticAst.Reduce (loc, reduction_kind, opts) -> - let status, opts = - match opts with - | None -> status, None - | Some (l,pat) -> - let status, l = - List.fold_right (fun t (status,acc) -> - let status',t' = disambiguate_term status t in - status', t'::acc) - l (status,[]) - in - status, Some (l, pat) - in - status, TacticAst.Reduce (loc, reduction_kind, opts) - | TacticAst.Rewrite (loc,dir,t,ident) -> - let status, term = disambiguate_term status t in - status, TacticAst.Rewrite (loc,dir,term,ident) - | TacticAst.Intros (loc, num, names) -> - status, TacticAst.Intros (loc, num, names) - | TacticAst.Auto (loc,num) -> status, TacticAst.Auto (loc,num) - | TacticAst.Reflexivity loc -> status, TacticAst.Reflexivity loc - | TacticAst.Assumption loc -> status, TacticAst.Assumption loc - | TacticAst.Contradiction loc -> status, TacticAst.Contradiction loc - | TacticAst.Exists loc -> status, TacticAst.Exists loc - | TacticAst.Fourier loc -> status, TacticAst.Fourier loc - | TacticAst.Left loc -> status, TacticAst.Left loc - | TacticAst.Right loc -> status, TacticAst.Right loc - | TacticAst.Ring loc -> status, TacticAst.Ring loc - | TacticAst.Split loc -> status, TacticAst.Split loc - | TacticAst.Symmetry loc -> status, TacticAst.Symmetry loc - | TacticAst.Goal (loc, g) -> status, TacticAst.Goal (loc, g) - | x -> - print_endline ("Not yet implemented:" ^ TacticAstPp.pp_tactic x); - assert false - -let rec disambiguate_tactical status = function - | TacticAst.Tactic (loc, tactic) -> - let status, tac = disambiguate_tactic status tactic in - status, TacticAst.Tactic (loc, tac) - | TacticAst.Do (loc, num, tactical) -> - let status, tac = disambiguate_tactical status tactical in - status, TacticAst.Do (loc, num, tac) - | TacticAst.Repeat (loc, tactical) -> - let status, tac = disambiguate_tactical status tactical in - status, TacticAst.Repeat (loc, tac) - | TacticAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *) - let status, tacticals = disambiguate_tacticals status tacticals in - let tacticals = List.rev tacticals in - status, TacticAst.Seq (loc, tacticals) - | TacticAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *) - let status, tactical = disambiguate_tactical status tactical in - let status, tacticals = disambiguate_tacticals status tacticals in - status, TacticAst.Then (loc, tactical, tacticals) - | TacticAst.Tries (loc, tacticals) -> - let status, tacticals = disambiguate_tacticals status tacticals in - status, TacticAst.Tries (loc, tacticals) - | TacticAst.Try (loc, tactical) -> - let status, tactical = disambiguate_tactical status tactical in - status, TacticAst.Try (loc, tactical) - | (TacticAst.IdTac _ | TacticAst.Fail _) as tac -> - status, tac - -and disambiguate_tacticals status tacticals = - let status, tacticals = - List.fold_left - (fun (status, tacticals) tactical -> - let status, tac = disambiguate_tactical status tactical in - status, tac :: tacticals) - (status, []) - tacticals - in - let tacticals = List.rev tacticals in - status, tacticals - -let disambiguate_inddef status params indTypes = - let add_pi binders t = - List.fold_right - (fun (name, ast) acc -> - CicAst.Binder (`Forall, (Cic.Name name, Some ast), acc)) - binders t - in - let ind_binders = - List.map (fun (name, _, typ, _) -> (name, add_pi params typ)) indTypes +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 - let binders = ind_binders @ params in - let asts = ref [] in - let add_ast ast = asts := ast :: !asts in - let paramsno = List.length params in - let indbindersno = List.length ind_binders in - List.iter - (fun (name, _, typ, constructors) -> - add_ast (add_pi params typ); - List.iter (fun (_, ast) -> add_ast (add_pi binders ast)) constructors) - indTypes; - let status, terms = disambiguate_terms status !asts in - let terms = ref (List.rev terms) in - let get_term () = - match !terms with [] -> assert false | hd :: tl -> terms := tl; hd - in - let uri = - match indTypes with - | (name, _, _, _) :: _ -> MatitaMisc.qualify status name ^ ".ind" - | _ -> assert false - in - let mutinds = - let counter = ref 0 in - List.map - (fun _ -> - incr counter; - CicUtil.term_of_uri (sprintf "%s#xpointer(1/%d)" uri !counter)) - indTypes - in - let subst_mutinds = List.fold_right CicSubstitution.subst mutinds in - let cicIndTypes = - List.fold_left - (fun acc (name, inductive, typ, constructors) -> - let cicTyp = get_term () in - let cicConstructors = - List.fold_left - (fun acc (name, _) -> - let typ = - subst_mutinds (CicUtil.strip_prods indbindersno (get_term ())) - in - (name, typ) :: acc) - [] constructors - in - (name, inductive, cicTyp, List.rev cicConstructors) :: acc) - [] indTypes - in - let cicIndTypes = List.rev cicIndTypes in - status, (UriManager.uri_of_string uri, (cicIndTypes, [], paramsno)) + match st with + | GrafiteAst.Executable (_,ex) -> eval_executable opts status ex + | GrafiteAst.Comment (_,c) -> eval_comment status c -let disambiguate_command status = function - | TacticAst.Inductive (loc, params, types) -> - let (status, (uri, (ind_types, vars, paramsno))) = - disambiguate_inddef status params types - in - let rec mk_list = function - | 0 -> [] - | n -> ("", Cic.Rel ~-117) :: mk_list (n-1) - in - (* once we've built the cic inductive types we no longer need terms - corresponding to parameters, but we need the leftno, and we encode - it as the length of dummy_params - *) - let dummy_params = mk_list paramsno in - status, TacticAst.Inductive (loc, dummy_params, ind_types) - | TacticAst.Theorem (loc, thm_flavour, name, ty, body) -> - let status, ty = disambiguate_term status ty in - let status, body = - match body with - | None -> status, None - | Some body -> - let status, body = disambiguate_term status body in - status, Some body - in - status, TacticAst.Theorem (loc, thm_flavour, name, ty, body) - | TacticAst.Coercion (loc, term) -> - let status, term = disambiguate_term status term in - status, TacticAst.Coercion (loc,term) - | (TacticAst.Set _ | TacticAst.Qed _) as cmd -> - status, cmd - | TacticAst.Alias _ as x -> status, x +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 -> () -let disambiguate_executable status ex = - match ex with - | TacticAst.Tactical (loc, tac) -> - let status, tac = disambiguate_tactical status tac in - status, (TacticAst.Tactical (loc, tac)) - | TacticAst.Command (loc, cmd) -> - let status, cmd = disambiguate_command status cmd in - status, (TacticAst.Command (loc, cmd)) - | TacticAst.Macro (_, mac) -> - command_error (sprintf "The macro %s can't be in a script" - (TacticAstPp.pp_macro_ast mac)) - -let disambiguate_comment status c = - match c with - | TacticAst.Note (loc,n) -> status, TacticAst.Note (loc,n) - | TacticAst.Code (loc,ex) -> - let status, ex = disambiguate_executable status ex in - status, TacticAst.Code (loc,ex) - -let disambiguate_statement status statement = - match statement with - | TacticAst.Comment (loc,c) -> - let status, c = disambiguate_comment status c in - status, TacticAst.Comment (loc,c) - | TacticAst.Executable (loc,ex) -> - let status, ex = disambiguate_executable status ex in - status, TacticAst.Executable (loc,ex) - -let eval_ast status ast = - let status,st = disambiguate_statement status ast in - (* this disambiguation step should be deferred to support tacticals *) - eval status st - -let eval_from_stream status str cb = - let stl = CicTextualParser2.parse_statements str in - List.fold_left - (fun status ast -> cb status ast;eval_ast status ast) status - stl +(* to avoid a long list of recursive functions *) +let _ = eval_from_stream_ref := eval_from_stream -let eval_string status str = - eval_from_stream status (Stream.of_string str) (fun _ _ -> ()) +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" )) - options + (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 = []; }