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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
open Names
open Mod_subst
open Genarg
type glob_sign = {
ltacvars : Id.Set.t;
ltacrecvars : Nametab.ltac_constant Id.Map.t;
genv : Environ.env }
type ('raw, 'glb) intern_fun = glob_sign -> 'raw -> glob_sign * 'glb
type 'glb subst_fun = substitution -> 'glb -> 'glb
module InternObj =
struct
type ('raw, 'glb, 'top) obj = ('raw, 'glb) intern_fun
let name = "intern"
let default _ = None
end
module SubstObj =
struct
type ('raw, 'glb, 'top) obj = 'glb subst_fun
let name = "subst"
let default _ = None
end
module Intern = Register (InternObj)
module Subst = Register (SubstObj)
let intern = Intern.obj
let register_intern0 = Intern.register0
let generic_intern ist v =
let unpacker wit v =
let (ist, v) = intern wit ist (raw v) in
(ist, in_gen (glbwit wit) v)
in
unpack { unpacker; } v
(** Substitution functions *)
let substitute = Subst.obj
let register_subst0 = Subst.register0
let generic_substitute subs v =
let unpacker wit v = in_gen (glbwit wit) (substitute wit subs (glb v)) in
unpack { unpacker; } v
let () = Hook.set Detyping.subst_genarg_hook generic_substitute
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