diff options
Diffstat (limited to 'pretyping/typeclasses.mli')
-rw-r--r-- | pretyping/typeclasses.mli | 89 |
1 files changed, 53 insertions, 36 deletions
diff --git a/pretyping/typeclasses.mli b/pretyping/typeclasses.mli index 91069b70..1a0b6696 100644 --- a/pretyping/typeclasses.mli +++ b/pretyping/typeclasses.mli @@ -1,22 +1,17 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2014 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) open Names -open Libnames -open Decl_kinds +open Globnames open Term -open Sign +open Context open Evd open Environ -open Nametab -open Mod_subst -open Topconstr -open Util type direction = Forward | Backward @@ -38,7 +33,14 @@ type typeclass = { Some may be undefinable due to sorting restrictions or simply undefined if no name is provided. The [int option option] indicates subclasses whose hint has the given priority. *) - cl_projs : (name * (direction * int option) option * constant option) list; + cl_projs : (Name.t * (direction * int option) option * constant option) list; + + (** Whether we use matching or full unification during resolution *) + cl_strict : bool; + + (** Whether we can assume that instances are unique, which allows + no backtracking and sharing of resolution. *) + cl_unique : bool; } type instance @@ -49,64 +51,79 @@ val all_instances : unit -> instance list val add_class : typeclass -> unit -val add_constant_class : constant -> unit - -val add_inductive_class : inductive -> unit - -val new_instance : typeclass -> int option -> bool -> global_reference -> instance +val new_instance : typeclass -> int option -> bool -> Decl_kinds.polymorphic -> + global_reference -> instance val add_instance : instance -> unit val remove_instance : instance -> unit val class_info : global_reference -> typeclass (** raises a UserError if not a class *) -(** These raise a UserError if not a class. *) -val dest_class_app : env -> constr -> typeclass * constr list +(** These raise a UserError if not a class. + Caution: the typeclass structures is not instantiated w.r.t. the universe instance. + This is done separately by typeclass_univ_instance. *) +val dest_class_app : env -> constr -> typeclass puniverses * constr list + +(** Get the instantiated typeclass structure for a given universe instance. *) +val typeclass_univ_instance : typeclass puniverses -> typeclass puniverses (** Just return None if not a class *) -val class_of_constr : constr -> (rel_context * (typeclass * constr list)) option +val class_of_constr : constr -> (rel_context * (typeclass puniverses * constr list)) option val instance_impl : instance -> global_reference +val instance_priority : instance -> int option + val is_class : global_reference -> bool val is_instance : global_reference -> bool +val is_implicit_arg : Evar_kinds.t -> bool + (** Returns the term and type for the given instance of the parameters and fields of the type class. *) -val instance_constructor : typeclass -> constr list -> constr option * types +val instance_constructor : typeclass puniverses -> constr list -> + constr option * types + +(** Filter which evars to consider for resolution. *) +type evar_filter = existential_key -> Evar_kinds.t -> bool +val all_evars : evar_filter +val all_goals : evar_filter +val no_goals : evar_filter +val no_goals_or_obligations : evar_filter (** Resolvability. - Only undefined evars could be marked or checked for resolvability. *) + Only undefined evars can be marked or checked for resolvability. *) +val set_resolvable : Evd.Store.t -> bool -> Evd.Store.t val is_resolvable : evar_info -> bool val mark_unresolvable : evar_info -> evar_info +val mark_unresolvables : ?filter:evar_filter -> evar_map -> evar_map +val mark_resolvables : ?filter:evar_filter -> evar_map -> evar_map val mark_resolvable : evar_info -> evar_info -val mark_unresolvables : evar_map -> evar_map val is_class_evar : evar_map -> evar_info -> bool +val is_class_type : evar_map -> types -> bool -(** Filter which evars to consider for resolution. *) -type evar_filter = hole_kind -> bool -val no_goals : evar_filter -val all_evars : evar_filter - -val resolve_typeclasses : ?filter:evar_filter -> ?split:bool -> ?fail:bool -> - env -> evar_map -> evar_map -val resolve_one_typeclass : env -> evar_map -> types -> open_constr +val resolve_typeclasses : ?filter:evar_filter -> ?unique:bool -> + ?split:bool -> ?fail:bool -> env -> evar_map -> evar_map +val resolve_one_typeclass : ?unique:bool -> env -> evar_map -> types -> open_constr -val register_set_typeclass_transparency : (evaluable_global_reference -> bool (*local?*) -> bool -> unit) -> unit +val set_typeclass_transparency_hook : (evaluable_global_reference -> bool (*local?*) -> bool -> unit) Hook.t val set_typeclass_transparency : evaluable_global_reference -> bool -> bool -> unit -val register_classes_transparent_state : (unit -> transparent_state) -> unit +val classes_transparent_state_hook : (unit -> transparent_state) Hook.t val classes_transparent_state : unit -> transparent_state -val register_add_instance_hint : (constr -> bool (* local? *) -> int option -> unit) -> unit -val register_remove_instance_hint : (global_reference -> unit) -> unit -val add_instance_hint : constr -> bool -> int option -> unit +val add_instance_hint_hook : + (global_reference_or_constr -> global_reference list -> + bool (* local? *) -> int option -> Decl_kinds.polymorphic -> unit) Hook.t +val remove_instance_hint_hook : (global_reference -> unit) Hook.t +val add_instance_hint : global_reference_or_constr -> global_reference list -> + bool -> int option -> Decl_kinds.polymorphic -> unit val remove_instance_hint : global_reference -> unit -val solve_instanciations_problem : (env -> evar_map -> evar_filter -> bool -> bool -> evar_map) ref -val solve_instanciation_problem : (env -> evar_map -> types -> open_constr) ref +val solve_instantiations_problem : (env -> evar_map -> evar_filter -> bool -> bool -> bool -> evar_map) ref +val solve_instantiation_problem : (env -> evar_map -> types -> bool -> open_constr) ref val declare_instance : int option -> bool -> global_reference -> unit @@ -116,4 +133,4 @@ val declare_instance : int option -> bool -> global_reference -> unit subinstances and add only the missing ones. *) val build_subclasses : check:bool -> env -> evar_map -> global_reference -> int option (* priority *) -> - (int option * constr) list + (global_reference list * int option * constr) list |