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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) *)
(************************************************************************)
DECLARE PLUGIN "numeral_notation_plugin"
{
open Notation
open Numeral
open Pp
open Names
open Stdarg
open Pcoq.Prim
let pr_numnot_option = function
| Nop -> mt ()
| Warning n -> str "(warning after " ++ NumTok.UnsignedNat.print n ++ str ")"
| Abstract n -> str "(abstract after " ++ NumTok.UnsignedNat.print n ++ str ")"
let warn_deprecated_numeral_notation =
CWarnings.create ~name:"numeral-notation" ~category:"deprecated"
(fun () ->
strbrk "Numeral Notation is deprecated, please use Number Notation instead.")
}
VERNAC ARGUMENT EXTEND numnotoption
PRINTED BY { pr_numnot_option }
| [ ] -> { Nop }
| [ "(" "warning" "after" bignat(waft) ")" ] -> { Warning (NumTok.UnsignedNat.of_string waft) }
| [ "(" "abstract" "after" bignat(n) ")" ] -> { Abstract (NumTok.UnsignedNat.of_string n) }
END
VERNAC COMMAND EXTEND NumeralNotation CLASSIFIED AS SIDEFF
| #[ locality = Attributes.locality; ] [ "Number" "Notation" reference(ty) reference(f) reference(g) ":"
ident(sc) numnotoption(o) ] ->
{ vernac_numeral_notation (Locality.make_module_locality locality) ty f g (Id.to_string sc) o }
| #[ locality = Attributes.locality; ] [ "Numeral" "Notation" reference(ty) reference(f) reference(g) ":"
ident(sc) numnotoption(o) ] ->
{ warn_deprecated_numeral_notation ();
vernac_numeral_notation (Locality.make_module_locality locality) ty f g (Id.to_string sc) o }
END
|
