diff options
Diffstat (limited to 'proofs')
| -rw-r--r-- | proofs/clenvtac.ml | 7 | ||||
| -rw-r--r-- | proofs/evar_refiner.ml | 4 | ||||
| -rw-r--r-- | proofs/logic.ml | 2 | ||||
| -rw-r--r-- | proofs/pfedit.ml | 68 | ||||
| -rw-r--r-- | proofs/pfedit.mli | 38 | ||||
| -rw-r--r-- | proofs/proof.ml | 47 | ||||
| -rw-r--r-- | proofs/proof.mli | 14 | ||||
| -rw-r--r-- | proofs/proof_global.ml | 16 | ||||
| -rw-r--r-- | proofs/proof_global.mli | 16 | ||||
| -rw-r--r-- | proofs/proofs.mllib | 2 | ||||
| -rw-r--r-- | proofs/redexpr.ml | 2 |
11 files changed, 67 insertions, 149 deletions
diff --git a/proofs/clenvtac.ml b/proofs/clenvtac.ml index b99cf245fe..c7703b52c7 100644 --- a/proofs/clenvtac.ml +++ b/proofs/clenvtac.ml @@ -9,7 +9,6 @@ (************************************************************************) open Util -open Names open Constr open Termops open Evd @@ -102,11 +101,11 @@ let res_pf ?with_evars ?(with_classes=true) ?(flags=dft ()) clenv = provenant de w_Unify. (Utilisé seulement dans prolog.ml) *) let fail_quick_core_unif_flags = { - modulo_conv_on_closed_terms = Some full_transparent_state; + modulo_conv_on_closed_terms = Some TransparentState.full; use_metas_eagerly_in_conv_on_closed_terms = false; use_evars_eagerly_in_conv_on_closed_terms = false; - modulo_delta = empty_transparent_state; - modulo_delta_types = full_transparent_state; + modulo_delta = TransparentState.empty; + modulo_delta_types = TransparentState.full; check_applied_meta_types = false; use_pattern_unification = false; use_meta_bound_pattern_unification = true; (* ? *) diff --git a/proofs/evar_refiner.ml b/proofs/evar_refiner.ml index c80f370fdc..6c4193c66b 100644 --- a/proofs/evar_refiner.ml +++ b/proofs/evar_refiner.ml @@ -10,7 +10,6 @@ open CErrors open Util -open Names open Evd open Evarutil open Evarsolve @@ -38,7 +37,7 @@ let define_and_solve_constraints evk c env evd = match List.fold_left (fun p (pbty,env,t1,t2) -> match p with - | Success evd -> Evarconv.evar_conv_x full_transparent_state env evd pbty t1 t2 + | Success evd -> Evarconv.evar_conv_x TransparentState.full env evd pbty t1 t2 | UnifFailure _ as x -> x) (Success evd) pbs with @@ -53,7 +52,6 @@ let w_refine (evk,evi) (ltac_var,rawc) sigma = let flags = { Pretyping.use_typeclasses = true; Pretyping.solve_unification_constraints = true; - Pretyping.use_hook = None; Pretyping.fail_evar = false; Pretyping.expand_evars = true } in try Pretyping.understand_ltac flags diff --git a/proofs/logic.ml b/proofs/logic.ml index 4d5711c195..f9e2edd888 100644 --- a/proofs/logic.ml +++ b/proofs/logic.ml @@ -62,6 +62,8 @@ let is_unification_error = function let catchable_exception = function | CErrors.UserError _ | TypeError _ + | Proof.OpenProof _ + (* abstract will call close_proof inside a tactic *) | Notation.NumeralNotationError _ | RefinerError _ | Indrec.RecursionSchemeError _ | Nametab.GlobalizationError _ diff --git a/proofs/pfedit.ml b/proofs/pfedit.ml index e6507332b1..81122e6858 100644 --- a/proofs/pfedit.ml +++ b/proofs/pfedit.ml @@ -26,25 +26,6 @@ let _ = Goptions.declare_bool_option { let use_unification_heuristics () = !use_unification_heuristics_ref -let start_proof (id : Id.t) ?pl str sigma hyps c ?init_tac terminator = - let goals = [ (Global.env_of_context hyps , c) ] in - Proof_global.start_proof sigma id ?pl str goals terminator; - let env = Global.env () in - ignore (Proof_global.with_current_proof (fun _ p -> - match init_tac with - | None -> p,(true,[]) - | Some tac -> Proof.run_tactic env tac p)) - -let cook_this_proof p = - match p with - | { Proof_global.id;entries=[constr];persistence;universes } -> - (id,(constr,universes,persistence)) - | _ -> CErrors.anomaly ~label:"Pfedit.cook_proof" (Pp.str "more than one proof term.") - -let cook_proof () = - cook_this_proof (fst - (Proof_global.close_proof ~keep_body_ucst_separate:false (fun x -> x))) - exception NoSuchGoal let _ = CErrors.register_handler begin function | NoSuchGoal -> CErrors.user_err Pp.(str "No such goal.") @@ -152,13 +133,19 @@ let next = let n = ref 0 in fun () -> incr n; !n let build_constant_by_tactic id ctx sign ?(goal_kind = Global, false, Proof Theorem) typ tac = let evd = Evd.from_ctx ctx in let terminator = Proof_global.make_terminator (fun _ -> ()) in - start_proof id goal_kind evd sign typ terminator; + let goals = [ (Global.env_of_context sign , typ) ] in + Proof_global.start_proof evd id goal_kind goals terminator; try let status = by tac in - let _,(const,univs,_) = cook_proof () in - Proof_global.discard_current (); - let univs = UState.demote_seff_univs const univs in - const, status, univs + let open Proof_global in + let { entries; universes } = fst @@ close_proof ~keep_body_ucst_separate:false (fun x -> x) in + match entries with + | [entry] -> + discard_current (); + let univs = UState.demote_seff_univs entry universes in + entry, status, univs + | _ -> + CErrors.anomaly Pp.(str "[build_constant_by_tactic] close_proof returned more than one proof term") with reraise -> let reraise = CErrors.push reraise in Proof_global.discard_current (); @@ -227,36 +214,3 @@ let refine_by_tactic env sigma ty tac = this hack will work in most cases. *) let ans = Safe_typing.inline_private_constants_in_constr env ans neff in ans, sigma - -(**********************************************************************) -(* Support for resolution of evars in tactic interpretation, including - resolution by application of tactics *) - -let implicit_tactic = Summary.ref None ~name:"implicit-tactic" - -let declare_implicit_tactic tac = implicit_tactic := Some tac - -let clear_implicit_tactic () = implicit_tactic := None - -let apply_implicit_tactic tac = (); fun env sigma evk -> - let evi = Evd.find_undefined sigma evk in - match snd (evar_source evk sigma) with - | (Evar_kinds.ImplicitArg _ | Evar_kinds.QuestionMark _) - when - Context.Named.equal Constr.equal (Environ.named_context_of_val evi.evar_hyps) - (Environ.named_context env) -> - let tac = Proofview.tclTHEN tac (Proofview.tclEXTEND [] (Proofview.tclZERO (CErrors.UserError (None,Pp.str"Proof is not complete."))) []) in - (try - let c = Evarutil.nf_evars_universes sigma (EConstr.Unsafe.to_constr evi.evar_concl) in - let c = EConstr.of_constr c in - if Evarutil.has_undefined_evars sigma c then raise Exit; - let (ans, _, ctx) = - build_by_tactic env (Evd.evar_universe_context sigma) c tac in - let sigma = Evd.set_universe_context sigma ctx in - sigma, EConstr.of_constr ans - with e when Logic.catchable_exception e -> raise Exit) - | _ -> raise Exit - -let solve_by_implicit_tactic () = match !implicit_tactic with -| None -> None -| Some tac -> Some (apply_implicit_tactic tac) diff --git a/proofs/pfedit.mli b/proofs/pfedit.mli index 5feb5bd645..155221947a 100644 --- a/proofs/pfedit.mli +++ b/proofs/pfedit.mli @@ -16,34 +16,6 @@ open Environ open Decl_kinds (** {6 ... } *) -(** [start_proof s str env t hook tac] starts a proof of name [s] and - conclusion [t]; [hook] is optionally a function to be applied at - proof end (e.g. to declare the built constructions as a coercion - or a setoid morphism); init_tac is possibly a tactic to - systematically apply at initialization time (e.g. to start the - proof of mutually dependent theorems) *) - -val start_proof : - Id.t -> ?pl:UState.universe_decl -> goal_kind -> Evd.evar_map -> named_context_val -> EConstr.constr -> - ?init_tac:unit Proofview.tactic -> - Proof_global.proof_terminator -> unit - -(** {6 ... } *) -(** [cook_proof opacity] turns the current proof (assumed completed) into - a constant with its name, kind and possible hook (see [start_proof]); - it fails if there is no current proof of if it is not completed; - it also tells if the guardness condition has to be inferred. *) - -val cook_this_proof : - Proof_global.proof_object -> - (Id.t * - (Safe_typing.private_constants Entries.definition_entry * UState.t * goal_kind)) - -val cook_proof : unit -> - (Id.t * - (Safe_typing.private_constants Entries.definition_entry * UState.t * goal_kind)) - -(** {6 ... } *) (** [get_goal_context n] returns the context of the [n]th subgoal of the current focused proof or raises a [UserError] if there is no focused proof or if there is no more subgoals *) @@ -116,13 +88,3 @@ val refine_by_tactic : env -> Evd.evar_map -> EConstr.types -> unit Proofview.ta evars solved by side-effects are NOT purged, so that unexpected failures may occur. Ideally all code using this function should be rewritten in the monad. *) - -(** Declare the default tactic to fill implicit arguments *) - -val declare_implicit_tactic : unit Proofview.tactic -> unit - -(** To remove the default tactic *) -val clear_implicit_tactic : unit -> unit - -(* Raise Exit if cannot solve *) -val solve_by_implicit_tactic : unit -> Pretyping.inference_hook option diff --git a/proofs/proof.ml b/proofs/proof.ml index 8220949856..76a9a9f4c8 100644 --- a/proofs/proof.ml +++ b/proofs/proof.ml @@ -335,28 +335,42 @@ let dependent_start goals = let number_of_goals = List.length (Proofview.initial_goals pr.entry) in _focus end_of_stack (Obj.repr ()) 1 number_of_goals pr -exception UnfinishedProof -exception HasShelvedGoals -exception HasGivenUpGoals -exception HasUnresolvedEvar +type open_error_reason = + | UnfinishedProof + | HasShelvedGoals + | HasGivenUpGoals + | HasUnresolvedEvar + +let print_open_error_reason er = let open Pp in match er with + | UnfinishedProof -> + str "Attempt to save an incomplete proof" + | HasShelvedGoals -> + str "Attempt to save a proof with shelved goals" + | HasGivenUpGoals -> + strbrk "Attempt to save a proof with given up goals. If this is really what you want to do, use Admitted in place of Qed." + | HasUnresolvedEvar -> + strbrk "Attempt to save a proof with existential variables still non-instantiated" + +exception OpenProof of Names.Id.t option * open_error_reason + let _ = CErrors.register_handler begin function - | UnfinishedProof -> CErrors.user_err Pp.(str "Some goals have not been solved.") - | HasShelvedGoals -> CErrors.user_err Pp.(str "Some goals have been left on the shelf.") - | HasGivenUpGoals -> CErrors.user_err Pp.(str "Some goals have been given up.") - | HasUnresolvedEvar -> CErrors.user_err Pp.(str "Some existential variables are uninstantiated.") - | _ -> raise CErrors.Unhandled -end + | OpenProof (pid, reason) -> + let open Pp in + Option.cata (fun pid -> + str " (in proof " ++ Names.Id.print pid ++ str "): ") (mt()) pid ++ print_open_error_reason reason + | _ -> raise CErrors.Unhandled + end -let return p = +let return ?pid (p : t) = if not (is_done p) then - raise UnfinishedProof + raise (OpenProof(pid, UnfinishedProof)) else if has_shelved_goals p then - raise HasShelvedGoals + raise (OpenProof(pid, HasShelvedGoals)) else if has_given_up_goals p then - raise HasGivenUpGoals + raise (OpenProof(pid, HasGivenUpGoals)) else if has_unresolved_evar p then (* spiwack: for compatibility with <= 8.3 proof engine *) - raise HasUnresolvedEvar + raise (OpenProof(pid, HasUnresolvedEvar)) else let p = unfocus end_of_stack_kind p () in Proofview.return p.proofview @@ -449,11 +463,10 @@ module V82 = struct let grab_evars p = if not (is_done p) then - raise UnfinishedProof + raise (OpenProof(None, UnfinishedProof)) else { p with proofview = Proofview.V82.grab p.proofview } - (* Main component of vernac command Existential *) let instantiate_evar n com pr = let tac = diff --git a/proofs/proof.mli b/proofs/proof.mli index 8cf543557b..aaabea3454 100644 --- a/proofs/proof.mli +++ b/proofs/proof.mli @@ -89,11 +89,15 @@ val compact : t -> t Raises [HasShelvedGoals] if some goals are left on the shelf. Raises [HasGivenUpGoals] if some goals have been given up. Raises [HasUnresolvedEvar] if some evars have been left undefined. *) -exception UnfinishedProof -exception HasShelvedGoals -exception HasGivenUpGoals -exception HasUnresolvedEvar -val return : t -> Evd.evar_map +type open_error_reason = + | UnfinishedProof + | HasShelvedGoals + | HasGivenUpGoals + | HasUnresolvedEvar + +exception OpenProof of Names.Id.t option * open_error_reason + +val return : ?pid:Names.Id.t -> t -> Evd.evar_map (*** Focusing actions ***) diff --git a/proofs/proof_global.ml b/proofs/proof_global.ml index 25cf789193..cb4b5759dc 100644 --- a/proofs/proof_global.ml +++ b/proofs/proof_global.ml @@ -176,7 +176,6 @@ let simple_with_current_proof f = with_current_proof (fun t p -> f t p , ()) let compact_the_proof () = simple_with_current_proof (fun _ -> Proof.compact) - (* Sets the tactic to be used when a tactic line is closed with [...] *) let set_endline_tactic tac = match !pstates with @@ -416,20 +415,7 @@ let return_proof ?(allow_partial=false) () = proofs, Evd.evar_universe_context evd end else let initial_goals = Proof.initial_goals proof in - let evd = - let error s = - let prf = str " (in proof " ++ Id.print pid ++ str ")" in - raise (CErrors.UserError(Some "last tactic before Qed",s ++ prf)) - in - try Proof.return proof with - | Proof.UnfinishedProof -> - error(str"Attempt to save an incomplete proof") - | Proof.HasShelvedGoals -> - error(str"Attempt to save a proof with shelved goals") - | Proof.HasGivenUpGoals -> - error(strbrk"Attempt to save a proof with given up goals. If this is really what you want to do, use Admitted in place of Qed.") - | Proof.HasUnresolvedEvar-> - error(strbrk"Attempt to save a proof with existential variables still non-instantiated") in + let evd = Proof.return ~pid proof in let eff = Evd.eval_side_effects evd in let evd = Evd.minimize_universes evd in (** ppedrot: FIXME, this is surely wrong. There is no reason to duplicate diff --git a/proofs/proof_global.mli b/proofs/proof_global.mli index 2b04bfab57..e3808bc36d 100644 --- a/proofs/proof_global.mli +++ b/proofs/proof_global.mli @@ -60,14 +60,14 @@ type closed_proof = proof_object * proof_terminator val make_terminator : (proof_ending -> unit) -> proof_terminator val apply_terminator : proof_terminator -> proof_ending -> unit -(** [start_proof id str pl goals terminator] starts a proof of name [id] - with goals [goals] (a list of pairs of environment and - conclusion); [str] describes what kind of theorem/definition this - is (spiwack: for potential printing, I believe is used only by - closing commands and the xml plugin); [terminator] is used at the - end of the proof to close the proof. The proof is started in the - evar map [sigma] (which can typically contain universe - constraints), and with universe bindings pl. *) +(** [start_proof id str pl goals terminator] starts a proof of name + [id] with goals [goals] (a list of pairs of environment and + conclusion); [str] describes what kind of theorem/definition this + is; [terminator] is used at the end of the proof to close the proof + (e.g. to declare the built constructions as a coercion or a setoid + morphism). The proof is started in the evar map [sigma] (which can + typically contain universe constraints), and with universe bindings + pl. *) val start_proof : Evd.evar_map -> Names.Id.t -> ?pl:UState.universe_decl -> Decl_kinds.goal_kind -> (Environ.env * EConstr.types) list -> diff --git a/proofs/proofs.mllib b/proofs/proofs.mllib index 197f71ca91..f9bb2c3d60 100644 --- a/proofs/proofs.mllib +++ b/proofs/proofs.mllib @@ -2,9 +2,9 @@ Miscprint Goal Evar_refiner Proof_type -Logic Refine Proof +Logic Goal_select Proof_bullet Proof_global diff --git a/proofs/redexpr.ml b/proofs/redexpr.ml index 56ce744bc1..0981584bb5 100644 --- a/proofs/redexpr.ml +++ b/proofs/redexpr.ml @@ -160,7 +160,7 @@ let make_flag env f = (fun v red -> red_sub red (make_flag_constant v)) f.rConst red else (* Only rConst *) - let red = red_add_transparent (red_add red fDELTA) all_opaque in + let red = red_add_transparent (red_add red fDELTA) TransparentState.empty in List.fold_right (fun v red -> red_add red (make_flag_constant v)) f.rConst red |