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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: classes.mli 6748 2005-02-18 22:17:50Z herbelin $ i*)
(*i*)
open Names
open Decl_kinds
open Term
open Sign
open Evd
open Environ
open Nametab
open Mod_subst
open Topconstr
open Util
(*i*)
(* This module defines type-classes *)
type typeclass = {
(* Name of the class. FIXME: should not necessarily be globally unique. *)
cl_name : identifier;
(* Context in which the definitions are typed. Includes both typeclass parameters and superclasses. The boolean indicates if the
typeclass argument is a direct superclass. *)
cl_context : ((identifier * bool) option * named_declaration) list;
cl_params : int; (* This is the length of the suffix of the context which should be considered explicit parameters. *)
(* Context of definitions and properties on defs, will not be shared *)
cl_props : named_context;
(* The class implementation: a record parameterized by the context with defs in it. *)
cl_impl : inductive;
}
type instance = {
is_class: typeclass;
is_name: identifier; (* Name of the instance *)
is_impl: constant;
}
val instances : Libnames.reference -> instance list
val typeclasses : unit -> typeclass list
val add_class : typeclass -> unit
val add_instance : instance -> unit
val class_info : identifier -> typeclass (* raises Not_found *)
val class_of_inductive : inductive -> typeclass (* raises Not_found *)
val resolve_one_typeclass : env -> types -> types (* Raises Not_found *)
val resolve_one_typeclass_evd : env -> evar_defs ref -> types -> types (* Raises Not_found *)
val is_class : inductive -> bool
val class_of_constr : constr -> typeclass option
val resolve_typeclass : env -> evar -> evar_info -> evar_defs * bool -> evar_defs * bool
val resolve_typeclasses : ?onlyargs:bool -> ?all:bool -> env -> evar_map -> evar_defs -> evar_defs
val solve_instanciation_problem : (env -> evar_defs -> existential_key -> evar_info -> evar_defs * bool) ref
val solve_instanciations_problem : (env -> evar_defs -> bool -> bool -> evar_defs) ref
type substitution = (identifier * constr) list
val substitution_of_named_context :
evar_defs ref -> env -> identifier -> int ->
substitution -> named_context -> substitution
val nf_substitution : evar_map -> substitution -> substitution
val is_implicit_arg : hole_kind -> bool
|
