-(* 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/
- *)
-
-exception Drop
-exception IncludedFileNotCompiled of string (* file name *)
-exception MetadataNotFound of string (* file name *)
-
-type options = {
- do_heavy_checks: bool ;
- clean_baseuri: bool
-}
-
-(** create a ProofEngineTypes.mk_fresh_name_type function which uses given
- * names as long as they are available, then it fallbacks to name generation
- * using FreshNamesGenerator module *)
-let namer_of names =
- let len = List.length names in
- let count = ref 0 in
- fun metasenv context name ~typ ->
- if !count < len then begin
- let name = Cic.Name (List.nth names !count) in
- incr count;
- name
- end else
- FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
-
-let tactic_of_ast ast =
- let module PET = ProofEngineTypes in
- match ast with
- | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
- | GrafiteAst.Apply (_, term) -> Tactics.apply term
- | GrafiteAst.Assumption _ -> Tactics.assumption
- | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
- AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
- ~dbd:(LibraryDb.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 = LibraryDb.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 ->
- PET.const_lazy_reduction
- (CicReduction.normalize ~delta:false ~subst:[])
- | `Reduce -> PET.const_lazy_reduction ProofEngineReduction.reduce
- | `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 -> [id] in
- Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern
- | GrafiteAst.Goal (_, n) -> Tactics.set_goal n
- | GrafiteAst.IdTac _ -> Tactics.id
- | GrafiteAst.Injection (_,term) -> Tactics.injection term
- | GrafiteAst.Intros (_, None, names) ->
- PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
- | GrafiteAst.Intros (_, Some num, names) ->
- PrimitiveTactics.intros_tac ~howmany:num
- ~mk_fresh_name_callback:(namer_of names) ()
- | GrafiteAst.Inversion (_, term) ->
- Tactics.inversion term
- | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
- let names = match ident with None -> [] | Some id -> [id] in
- Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
- ~to_what what
- | GrafiteAst.Left _ -> Tactics.left
- | GrafiteAst.LetIn (loc,term,name) ->
- Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
- | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
- (match reduction_kind with
- | `Normalize -> Tactics.normalize ~pattern
- | `Reduce -> Tactics.reduce ~pattern
- | `Simpl -> Tactics.simpl ~pattern
- | `Unfold what -> Tactics.unfold ~pattern what
- | `Whd -> Tactics.whd ~pattern)
- | GrafiteAst.Reflexivity _ -> Tactics.reflexivity
- | GrafiteAst.Replace (_, pattern, with_what) ->
- Tactics.replace ~pattern ~with_what
- | GrafiteAst.Rewrite (_, direction, t, pattern) ->
- EqualityTactics.rewrite_tac ~direction ~pattern t
- | GrafiteAst.Right _ -> Tactics.right
- | GrafiteAst.Ring _ -> Tactics.ring
- | GrafiteAst.Split _ -> Tactics.split
- | GrafiteAst.Symmetry _ -> Tactics.symmetry
- | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
-
-(* maybe we only need special cases for apply and goal *)
-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.Injection _
- | GrafiteAst.IdTac _
- | GrafiteAst.Generalize _
- | GrafiteAst.Elim _
- | GrafiteAst.Cut _
- | GrafiteAst.Decompose _ -> true, true
- (* tactics we don't want to reorder goals. I think only Goal needs this. *)
- | GrafiteAst.Goal _ -> false, true
- (* tactics like apply *)
- | _ -> true, false
-
-let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal=
- let module PEH = ProofEngineHelpers in
-(* 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 tactic (status, goal) =
-(* prerr_endline "apply_tactic"; *)
-(* prerr_endline (Continuationals.Stack.pp (GrafiteTypes.get_stack status)); *)
- let starting_metasenv = GrafiteTypes.get_proof_metasenv status in
- let before = List.map (fun g, _, _ -> g) starting_metasenv in
-(* prerr_endline "disambiguate"; *)
- let status_ref, tactic = disambiguate_tactic status goal tactic in
- let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv !status_ref in
- let proof = GrafiteTypes.get_current_proof !status_ref in
- let proof_status = proof, goal in
- let needs_reordering, always_opens_a_goal = classify_tactic tactic in
- let tactic = tactic_of_ast tactic in
- (* apply tactic will change the status pointed by status_ref ... *)
-(* prerr_endline "apply_tactic bassa"; *)
- 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
-(* prerr_endline("before: " ^ String.concat ", " (List.map string_of_int before));
-prerr_endline("after: " ^ String.concat ", " (List.map string_of_int after));
-prerr_endline("opened: " ^ String.concat ", " (List.map string_of_int opened)); *)
-(* prerr_endline("opened_goals: " ^ String.concat ", " (List.map string_of_int opened_goals));
-prerr_endline("closed_goals: " ^ String.concat ", " (List.map string_of_int closed_goals)); *)
- let proof, opened_goals =
- if needs_reordering then begin
- let uri, metasenv_after_tactic, t, ty = proof in
-(* prerr_endline ("goal prima del riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof))); *)
- 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 in
-(* prerr_endline ("goal dopo il riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof'))); *)
- proof', opened_goals
- end
- else
- proof, opened_goals
- in
- let incomplete_proof =
- match !status_ref.GrafiteTypes.proof_status with
- | GrafiteTypes.Incomplete_proof p -> p
- | _ -> assert false
- in
- { !status_ref with GrafiteTypes.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.
- baseuri_of_script:(string -> string) ->
- disambiguate_tactic:
- (GrafiteTypes.status ->
- ProofEngineTypes.goal ->
- ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
- GrafiteTypes.status ref *
- (Cic.term, ProofEngineTypes.lazy_term, ProofEngineTypes.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
-
- disambiguate_command:
- (GrafiteTypes.status ->
- 'obj GrafiteAst.command ->
- GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
-
- ?do_heavy_checks:bool ->
- ?clean_baseuri:bool ->
- GrafiteTypes.status ->
- ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement ->
- GrafiteTypes.status
- }
-
-type 'a eval_command =
- {ec_go: 'term 'obj.
- baseuri_of_script:(string -> string) ->
- disambiguate_command:
- (GrafiteTypes.status ->
- 'obj GrafiteAst.command ->
- GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
- options -> GrafiteTypes.status -> 'obj GrafiteAst.command ->
- GrafiteTypes.status
- }
-
-type 'a eval_executable =
- {ee_go: 'term 'lazy_term 'reduction 'obj 'ident.
- baseuri_of_script:(string -> string) ->
- disambiguate_tactic:
- (GrafiteTypes.status ->
- ProofEngineTypes.goal ->
- ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
- GrafiteTypes.status ref *
- (Cic.term, ProofEngineTypes.lazy_term, ProofEngineTypes.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
-
- disambiguate_command:
- (GrafiteTypes.status ->
- 'obj GrafiteAst.command ->
- GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
-
- options ->
- GrafiteTypes.status ->
- ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code -> GrafiteTypes.status
- }
-
-type 'a eval_from_moo = { efm_go: GrafiteTypes.status ref -> string -> unit }
-
-let coercion_moo_statement_of uri =
- GrafiteAst.Coercion (DisambiguateTypes.dummy_floc, uri, false)
-
-let eval_coercion status ~add_composites uri =
- let basedir = Helm_registry.get "matita.basedir" in
- let compounds = LibrarySync.add_coercion ~add_composites ~basedir uri in
- let moo_content = coercion_moo_statement_of uri in
- let status = GrafiteTypes.add_moo_content [moo_content] status in
- let status = MatitaSync.add_coercion status uri compounds in
- {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
-
-let eval_tactical ~disambiguate_tactic status tac =
- let apply_tactic = apply_tactic ~disambiguate_tactic in
- let 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 id_tactic = apply_tactic (GrafiteAst.IdTac DisambiguateTypes.dummy_floc)
- let mk_tactic tac = tac
- let apply_tactic tac = tac
- let goals (_, opened, closed) = opened, closed
- let set_goals (opened, closed) (status, _, _) = (status, 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
- in
- let module MatitaTacticals = Tacticals.Make (MatitaStatus) in
- let rec tactical_of_ast l tac =
- match tac with
- | GrafiteAst.Tactic (loc, tactic) ->
- MatitaTacticals.tactic (MatitaStatus.mk_tactic (apply_tactic tactic))
- | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *)
- assert (l > 0);
- MatitaTacticals.seq ~tactics:(List.map (tactical_of_ast (l+1)) tacticals)
- | GrafiteAst.Do (loc, n, tactical) ->
- MatitaTacticals.do_tactic ~n ~tactic:(tactical_of_ast (l+1) tactical)
- | GrafiteAst.Repeat (loc, tactical) ->
- MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast (l+1) tactical)
- | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *)
- assert (l > 0);
- MatitaTacticals.thens ~start:(tactical_of_ast (l+1) tactical)
- ~continuations:(List.map (tactical_of_ast (l+1)) tacticals)
- | GrafiteAst.First (loc, tacticals) ->
- MatitaTacticals.first
- ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
- | GrafiteAst.Try (loc, tactical) ->
- MatitaTacticals.try_tactic ~tactic:(tactical_of_ast (l+1) tactical)
- | GrafiteAst.Solve (loc, tacticals) ->
- MatitaTacticals.solve_tactics
- ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
-
- | GrafiteAst.Skip loc -> MatitaTacticals.skip
- | 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.Focus (loc, goals) -> MatitaTacticals.focus goals
- | GrafiteAst.Unfocus loc -> MatitaTacticals.unfocus
- in
- let status, _, _ = tactical_of_ast 0 tac (status, ~-1) in
- let status = (* is proof completed? *)
- match status.GrafiteTypes.proof_status with
- | GrafiteTypes.Incomplete_proof
- { GrafiteTypes.stack = stack; proof = proof }
- when Continuationals.Stack.is_empty stack ->
- { status with GrafiteTypes.proof_status = GrafiteTypes.Proof proof }
- | _ -> status
- in
- status
-
-let eval_comment status c = status
-
-(* since the record syntax allows to declare coercions, we have to put this
- * information inside the moo *)
-let add_coercions_of_record_to_moo obj lemmas status =
- let attributes = CicUtil.attributes_of_obj obj in
- let is_record = function `Class (`Record att) -> Some att | _-> None in
- match HExtlib.list_findopt is_record attributes with
- | None -> status
- | Some fields ->
- let is_a_coercion uri =
- try
- let obj,_ =
- CicEnvironment.get_cooked_obj CicUniv.empty_ugraph uri in
- let attrs = CicUtil.attributes_of_obj obj in
- List.mem (`Class `Projection) attrs
- with Not_found -> assert false
- in
- (* looking at the fields we can know the 'wanted' coercions, but not the
- * actually generated ones. So, only the intersection between the wanted
- * and the actual should be in the moo as coercion, while everithing in
- * lemmas should go as aliases *)
- let wanted_coercions =
- HExtlib.filter_map
- (function
- | (name,true) ->
- Some
- (UriManager.uri_of_string
- (GrafiteTypes.qualify status name ^ ".con"))
- | _ -> None)
- fields
- in
- prerr_endline "wanted coercions:";
- List.iter
- (fun u -> prerr_endline (UriManager.string_of_uri u))
- wanted_coercions;
- let coercions, moo_content =
- List.split
- (HExtlib.filter_map
- (fun uri ->
- let is_a_wanted_coercion =
- List.exists (UriManager.eq uri) wanted_coercions in
- if is_a_coercion uri && is_a_wanted_coercion then
- Some (uri, coercion_moo_statement_of uri)
- else
- None)
- lemmas)
- in
- List.iter
- (fun u -> prerr_endline (UriManager.string_of_uri u))
- coercions;
- let status = GrafiteTypes.add_moo_content moo_content status in
- List.fold_left
- (fun status uri ->
- MatitaSync.add_coercion status uri [])
- status coercions
-
-let add_obj uri obj status =
- let basedir = Helm_registry.get "matita.basedir" in
- let lemmas = LibrarySync.add_obj uri obj basedir in
- let status =
- {status with GrafiteTypes.objects = uri::status.GrafiteTypes.objects} in
- let status = MatitaSync.add_obj uri obj lemmas status in
- status, lemmas
-
-let rec eval_command = {ec_go = fun ~baseuri_of_script ~disambiguate_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
- GrafiteTypes.notation_ids =
- notation_ids' @ status.GrafiteTypes.notation_ids } in
- let basedir = Helm_registry.get "matita.basedir" in
- match cmd with
- | GrafiteAst.Default (loc, what, uris) as cmd ->
- LibraryObjects.set_default what uris;
- GrafiteTypes.add_moo_content [cmd] status
- | GrafiteAst.Include (loc, path) ->
- let baseuri = baseuri_of_script path in
- let moopath = LibraryMisc.obj_file_of_baseuri ~basedir ~baseuri in
- let metadatapath= LibraryMisc.metadata_file_of_baseuri ~basedir ~baseuri in
- if not (Sys.file_exists moopath) then
- raise (IncludedFileNotCompiled moopath);
- let status =
- if Helm_registry.get_bool "db.nodb" then
- if not (Sys.file_exists metadatapath) then
- raise (MetadataNotFound metadatapath)
- else
- GrafiteTypes.add_metadata
- (LibraryNoDb.load_metadata ~fname:metadatapath) status
- else
- status
- in
- let status = ref status in
- eval_from_moo.efm_go status moopath;
- !status
- | GrafiteAst.Set (loc, name, value) ->
- let status =
- if name = "baseuri" then begin
- let value =
- let v = Http_getter_misc.strip_trailing_slash value in
- try
- ignore (String.index v ' ');
- raise (GrafiteTypes.Command_error "baseuri can't contain spaces")
- with Not_found -> v
- in
- if not (GrafiteMisc.is_empty value) && opts.clean_baseuri then begin
- HLog.warn ("baseuri " ^ value ^ " is not empty");
- HLog.message ("cleaning baseuri " ^ value);
- LibraryClean.clean_baseuris ~basedir [value]
- end;
- GrafiteTypes.add_metadata [LibraryNoDb.Baseuri value] status
- end else
- status
- in
- GrafiteTypes.set_option status name value
- | GrafiteAst.Drop loc -> raise Drop
- | GrafiteAst.Qed loc ->
- let uri, metasenv, bo, ty =
- match status.GrafiteTypes.proof_status with
- | GrafiteTypes.Proof (Some uri, metasenv, body, ty) ->
- uri, metasenv, body, ty
- | GrafiteTypes.Proof (None, metasenv, body, ty) ->
- 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 bo,ty,[],[]) in
- let status, _lemmas = add_obj uri obj status in
- (* should we assert lemmas = [] ? *)
- {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
- | GrafiteAst.Coercion (loc, uri, add_composites) ->
- eval_coercion status ~add_composites uri
- | GrafiteAst.Alias (loc, spec) ->
- let diff =
- (*CSC: Warning: this code should be factorized with the corresponding
- code in DisambiguatePp *)
- match spec with
- | GrafiteAst.Ident_alias (id,uri) ->
- [DisambiguateTypes.Id id,
- (uri,(fun _ _ _-> CicUtil.term_of_uri(UriManager.uri_of_string uri)))]
- | GrafiteAst.Symbol_alias (symb, instance, desc) ->
- [DisambiguateTypes.Symbol (symb,instance),
- DisambiguateChoices.lookup_symbol_by_dsc symb desc]
- | GrafiteAst.Number_alias (instance,desc) ->
- [DisambiguateTypes.Num instance,
- DisambiguateChoices.lookup_num_by_dsc desc]
- in
- MatitaSync.set_proof_aliases status diff
- | GrafiteAst.Render _ -> assert false (* ZACK: to be removed *)
- | GrafiteAst.Dump _ -> assert false (* ZACK: to be removed *)
- | GrafiteAst.Interpretation (_, dsc, (symbol, _), cic_appl_pattern) as stm ->
- let status = GrafiteTypes.add_moo_content [stm] status in
- let uris =
- List.map
- (fun uri -> LibraryNoDb.Dependency (UriManager.buri_of_uri uri))
- (CicNotationUtil.find_appl_pattern_uris cic_appl_pattern)
- in
- let diff =
- [DisambiguateTypes.Symbol (symbol, 0),
- DisambiguateChoices.lookup_symbol_by_dsc symbol dsc]
- in
- let status = MatitaSync.set_proof_aliases status diff in
- let status = GrafiteTypes.add_metadata uris status in
- status
- | GrafiteAst.Notation _ as stm -> GrafiteTypes.add_moo_content [stm] status
- | 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 (GrafiteTypes.qualify status name ^ ext)
- in
- let metasenv = GrafiteTypes.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
- HLog.error ("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.empty_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;
- assert (metasenv = metasenv');
- let goalno =
- match metasenv' with (goalno,_,_)::_ -> goalno | _ -> assert false
- in
- let initial_proof = (Some uri, metasenv, bo, ty) in
- let initial_stack = Continuationals.Stack.of_metasenv metasenv in
- { status with GrafiteTypes.proof_status =
- GrafiteTypes.Incomplete_proof
- { GrafiteTypes.proof = initial_proof; stack = initial_stack } }
- | _ ->
- 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 = add_coercions_of_record_to_moo obj lemmas status in
- {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof}
-
-} and eval_executable = {ee_go = fun ~baseuri_of_script ~disambiguate_tactic ~disambiguate_command opts status ex ->
- match ex with
- | GrafiteAst.Tactical (_, tac, None) ->
- eval_tactical ~disambiguate_tactic status tac
- | GrafiteAst.Tactical (_, tac, Some punct) ->
- let status = eval_tactical ~disambiguate_tactic status tac in
- eval_tactical ~disambiguate_tactic status punct
- | GrafiteAst.Command (_, cmd) ->
- eval_command.ec_go ~baseuri_of_script ~disambiguate_command
- opts status cmd
- | GrafiteAst.Macro (_, mac) ->
-(*CSC: DA RIPRISTINARE CON UN TIPO DIVERSO
- raise (Command_error
- (Printf.sprintf "The macro %s can't be in a script"
- (GrafiteAstPp.pp_macro_ast mac)))
-*) assert false
-
-} and eval_from_moo = {efm_go = fun status fname ->
- let ast_of_cmd cmd =
- GrafiteAst.Executable (DisambiguateTypes.dummy_floc,
- GrafiteAst.Command (DisambiguateTypes.dummy_floc,
- cmd))
- in
- let moo = GrafiteMarshal.load_moo fname in
- List.iter
- (fun ast ->
- let ast = ast_of_cmd ast in
- status :=
- eval_ast.ea_go
- ~baseuri_of_script:(fun _ -> assert false)
- ~disambiguate_tactic:(fun status _ tactic -> ref status,tactic)
- ~disambiguate_command:(fun status cmd -> status,cmd)
- !status ast)
- moo
-} and eval_ast = {ea_go = fun ~baseuri_of_script ~disambiguate_tactic
- ~disambiguate_command ?(do_heavy_checks=false) ?(clean_baseuri=true) status
- st
-->
- let opts = {
- do_heavy_checks = do_heavy_checks ;
- clean_baseuri = clean_baseuri }
- in
- match st with
- | GrafiteAst.Executable (_,ex) ->
- eval_executable.ee_go ~baseuri_of_script ~disambiguate_tactic
- ~disambiguate_command opts status ex
- | GrafiteAst.Comment (_,c) -> eval_comment status c
-}
-
-let eval_ast = eval_ast.ea_go