From 27c93465dcf0d5233c1195d1649f5e699ed54a90 Mon Sep 17 00:00:00 2001 From: Pierre-Marie Pédrot Date: Sun, 21 Aug 2016 20:55:23 +0200 Subject: Packing the named_context_val in a proper record and marking it private. --- kernel/environ.ml | 108 +++++++++++++++++++++++------------------------------- 1 file changed, 46 insertions(+), 62 deletions(-) (limited to 'kernel/environ.ml') diff --git a/kernel/environ.ml b/kernel/environ.ml index 7351a87d4..cfdd93284 100644 --- a/kernel/environ.ml +++ b/kernel/environ.ml @@ -56,14 +56,14 @@ let type_in_type env = not (typing_flags env).check_universes let deactivated_guard env = not (typing_flags env).check_guarded let universes env = env.env_stratification.env_universes -let named_context env = env.env_named_context -let named_context_val env = env.env_named_context,env.env_named_vals +let named_context env = env.env_named_context.env_named_ctx +let named_context_val env = env.env_named_context let rel_context env = env.env_rel_context let opaque_tables env = env.indirect_pterms let set_opaque_tables env indirect_pterms = { env with indirect_pterms } let empty_context env = - match env.env_rel_context, env.env_named_context with + match env.env_rel_context, env.env_named_context.env_named_ctx with | [], [] -> true | _ -> false @@ -99,14 +99,18 @@ let fold_rel_context f env ~init = (* Named context *) -let named_context_of_val = fst -let named_vals_of_val = snd +let named_context_of_val c = c.env_named_ctx +let named_vals_of_val c = c.env_named_val (* [map_named_val f ctxt] apply [f] to the body and the type of each declarations. *** /!\ *** [f t] should be convertible with t *) -let map_named_val f = - on_fst (Context.Named.map f) +let rec map_named_val f ctx = match match_named_context_val ctx with +| None -> empty_named_context_val +| Some (d, v, ctx) -> + let d = Context.Named.Declaration.map_constr f d in + let ctx = map_named_val f ctx in + push_named_context_val_val d v ctx let empty_named_context = Context.Named.empty @@ -118,8 +122,8 @@ let val_of_named_context ctxt = List.fold_right push_named_context_val ctxt empty_named_context_val -let lookup_named id env = Context.Named.lookup id env.env_named_context -let lookup_named_val id (ctxt,_) = Context.Named.lookup id ctxt +let lookup_named id env = Context.Named.lookup id env.env_named_context.env_named_ctx +let lookup_named_val id ctxt = Context.Named.lookup id ctxt.env_named_ctx let eq_named_context_val c1 c2 = c1 == c2 || Context.Named.equal (named_context_of_val c1) (named_context_of_val c2) @@ -139,10 +143,9 @@ let evaluable_named id env = | Some _ -> true | _ -> false -let reset_with_named_context (ctxt,ctxtv) env = +let reset_with_named_context ctxt env = { env with env_named_context = ctxt; - env_named_vals = ctxtv; env_rel_context = Context.Rel.empty; env_rel_val = []; env_nb_rel = 0 } @@ -157,11 +160,11 @@ let pop_rel_context n env = let fold_named_context f env ~init = let rec fold_right env = - match env.env_named_context with - | [] -> init - | d::ctxt -> + match match_named_context_val env.env_named_context with + | None -> init + | Some (d, v, rem) -> let env = - reset_with_named_context (ctxt,List.tl env.env_named_vals) env in + reset_with_named_context rem env in f env d (fold_right env) in fold_right env @@ -493,66 +496,47 @@ let compile_constant_body = Cbytegen.compile_constant_body false exception Hyp_not_found -let apply_to_hyp (ctxt,vals) id f = - let rec aux rtail ctxt vals = - match ctxt, vals with - | d::ctxt, v::vals -> +let apply_to_hyp ctxt id f = + let rec aux rtail ctxt = + match match_named_context_val ctxt with + | Some (d, v, ctxt) -> if Id.equal (get_id d) id then - (f ctxt d rtail)::ctxt, v::vals + push_named_context_val_val (f ctxt.env_named_ctx d rtail) v ctxt else - let ctxt',vals' = aux (d::rtail) ctxt vals in - d::ctxt', v::vals' - | [],[] -> raise Hyp_not_found - | _, _ -> assert false - in aux [] ctxt vals - -let apply_to_hyp_and_dependent_on (ctxt,vals) id f g = - let rec aux ctxt vals = - match ctxt,vals with - | d::ctxt, v::vals -> + let ctxt' = aux (d::rtail) ctxt in + push_named_context_val_val d v ctxt' + | None -> raise Hyp_not_found + in aux [] ctxt + +let apply_to_hyp_and_dependent_on ctxt id f g = + let rec aux sign = + match match_named_context_val sign with + | Some (d, v, sign) -> if Id.equal (get_id d) id then - let sign = ctxt,vals in push_named_context_val (f d sign) sign else - let (ctxt,vals as sign) = aux ctxt vals in + let sign = aux sign in push_named_context_val (g d sign) sign - | [],[] -> raise Hyp_not_found - | _,_ -> assert false - in aux ctxt vals - -let insert_after_hyp (ctxt,vals) id d check = - let rec aux ctxt vals = - match ctxt, vals with - | decl::ctxt', v::vals' -> - if Id.equal (get_id decl) id then begin - check ctxt; - push_named_context_val d (ctxt,vals) - end else - let ctxt,vals = aux ctxt vals in - d::ctxt, v::vals - | [],[] -> raise Hyp_not_found - | _, _ -> assert false - in aux ctxt vals - + | None -> raise Hyp_not_found + in aux ctxt (* To be used in Logic.clear_hyps *) -let remove_hyps ids check_context check_value (ctxt, vals) = - let rec remove_hyps ctxt vals = match ctxt, vals with - | [], [] -> ([], []), false - | d :: rctxt, (nid, v) :: rvals -> - let (ans, seen) = remove_hyps rctxt rvals in +let remove_hyps ids check_context check_value ctxt = + let rec remove_hyps ctxt = match match_named_context_val ctxt with + | None -> empty_named_context_val, false + | Some (d, v, rctxt) -> + let (ans, seen) = remove_hyps rctxt in if Id.Set.mem (get_id d) ids then (ans, true) - else if not seen then (ctxt, vals), false + else if not seen then ctxt, false else - let (rctxt', rvals') = ans in + let rctxt' = ans in let d' = check_context d in let v' = check_value v in - if d == d' && v == v' && rctxt == rctxt' && rvals == rvals' then - (ctxt, vals), true - else (d' :: rctxt', (nid, v') :: rvals'), true - | _ -> assert false + if d == d' && v == v' && rctxt == rctxt' then + ctxt, true + else push_named_context_val_val d' v' rctxt', true in - fst (remove_hyps ctxt vals) + fst (remove_hyps ctxt) (*spiwack: the following functions assemble the pieces of the retroknowledge note that the "consistent" register function is available in the module -- cgit v1.2.3