diff options
Diffstat (limited to 'vernac/classes.ml')
| -rw-r--r-- | vernac/classes.ml | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/vernac/classes.ml b/vernac/classes.ml index ece9fc8937..5a7f60584a 100644 --- a/vernac/classes.ml +++ b/vernac/classes.ml @@ -31,16 +31,6 @@ module NamedDecl = Context.Named.Declaration open Decl_kinds open Entries -let refine_instance = ref false - -let () = Goptions.(declare_bool_option { - optdepr = true; - optname = "definition of instances by refining"; - optkey = ["Refine";"Instance";"Mode"]; - optread = (fun () -> !refine_instance); - optwrite = (fun b -> refine_instance := b) -}) - let set_typeclass_transparency c local b = Hints.add_hints ~local [typeclasses_db] (Hints.HintsTransparencyEntry (Hints.HintsReferences [c], b)) @@ -328,6 +318,7 @@ let instance_hook k info global imps ?hook cst = (match hook with Some h -> h cst | None -> ()) let declare_instance_constant k info global imps ?hook id decl poly sigma term termtype = + (* XXX: Duplication of the declare_constant path *) let kind = IsDefinition Instance in let sigma = let levels = Univ.LSet.union (CVars.universes_of_constr termtype) @@ -349,14 +340,9 @@ let do_declare_instance env sigma ~global ~poly k u ctx ctx' pri decl imps subst in let (_, ty_constr) = instance_constructor (k,u) subst in let termtype = it_mkProd_or_LetIn ty_constr (ctx' @ ctx) in - let sigma = Evd.minimize_universes sigma in - Pretyping.check_evars env (Evd.from_env env) sigma termtype; - let univs = Evd.check_univ_decl ~poly sigma decl in - let termtype = to_constr sigma termtype in + let sigma, entry = DeclareDef.prepare_parameter ~allow_evars:false ~poly sigma decl termtype in let cst = Declare.declare_constant ~internal:Declare.InternalTacticRequest id - (ParameterEntry - (None,(termtype,univs),None), Decl_kinds.IsAssumption Decl_kinds.Logical) - in + (ParameterEntry entry, Decl_kinds.IsAssumption Decl_kinds.Logical) in Declare.declare_univ_binders (ConstRef cst) (Evd.universe_binders sigma); instance_hook k pri global imps (ConstRef cst) @@ -419,7 +405,7 @@ let declare_instance_open ~pstate env sigma ?hook ~tac ~program_mode ~global ~po | None -> pstate) ()) -let do_instance ~pstate env env' sigma ?hook ~refine ~tac ~global ~poly ~program_mode cty k u ctx ctx' pri decl imps subst id props = +let do_instance ~pstate env env' sigma ?hook ~tac ~global ~poly ~program_mode cty k u ctx ctx' pri decl imps subst id props = let props = match props with | Some (true, { CAst.v = CRecord fs }) -> @@ -503,7 +489,7 @@ let do_instance ~pstate env env' sigma ?hook ~refine ~tac ~global ~poly ~program let term = to_constr sigma (Option.get term) in (declare_instance_constant k pri global imps ?hook id decl poly sigma term termtype; None) - else if program_mode || refine || Option.is_empty props then + else if program_mode || Option.is_empty props then declare_instance_open ~pstate env sigma ?hook ~tac ~program_mode ~global ~poly k id pri imps decl (List.map RelDecl.get_name ctx) term termtype else CErrors.user_err Pp.(str "Unsolved obligations remaining.") in id, pstate @@ -550,7 +536,7 @@ let interp_instance_context ~program_mode env ctx ?(generalize=false) pl bk cl = sigma, cl, u, c', ctx', ctx, imps, args, decl -let new_instance ~pstate ?(global=false) ?(refine= !refine_instance) ~program_mode +let new_instance ~pstate ?(global=false) ~program_mode poly ctx (instid, bk, cl) props ?(generalize=true) ?(tac:unit Proofview.tactic option) ?hook pri = let env = Global.env() in @@ -566,7 +552,7 @@ let new_instance ~pstate ?(global=false) ?(refine= !refine_instance) ~program_mo Namegen.next_global_ident_away i (Termops.vars_of_env env) in let env' = push_rel_context ctx env in - do_instance ~pstate env env' sigma ?hook ~refine ~tac ~global ~poly ~program_mode + do_instance ~pstate env env' sigma ?hook ~tac ~global ~poly ~program_mode cty k u ctx ctx' pri decl imps subst id props let declare_new_instance ?(global=false) ~program_mode poly ctx (instid, bk, cl) pri = |