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(************************************************************************)
(* * The Coq Proof Assistant / The Coq Development Team *)
(* v * Copyright INRIA, CNRS and contributors *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(* * (see LICENSE file for the text of the license) *)
(************************************************************************)
type t = int
let initial = 1
let dummy = 0
let fresh =
let cur = ref initial in
fun () -> incr cur; !cur
let to_string = string_of_int
let of_int id = id
let to_int id = id
let newer_than id1 id2 = id1 > id2
let state_id_info : (t * t) Exninfo.t = Exninfo.make "stateid"
let add exn ~valid id =
Exninfo.add exn state_id_info (valid, id)
let get exn = Exninfo.get exn state_id_info
let equal = Int.equal
let compare = Int.compare
let print id = Pp.int id
module Self = struct
type t = int
let compare = compare
end
module Set = Set.Make(Self)
type exn_info = { id : t; valid : t }
type ('a,'b) request = {
exn_info : exn_info;
stop : t;
document : 'b;
loc : Loc.t option;
uuid : 'a;
name : string
}
let is_valid_ref = ref (fun ~doc:_ (_ : t) -> true)
let is_valid ~doc id = !is_valid_ref ~doc id
let set_is_valid f = is_valid_ref := f
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