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Diffstat (limited to 'plugins/syntax/g_numeral.ml4')
| -rw-r--r-- | plugins/syntax/g_numeral.ml4 | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/plugins/syntax/g_numeral.ml4 b/plugins/syntax/g_numeral.ml4 new file mode 100644 index 00000000..55f61a58 --- /dev/null +++ b/plugins/syntax/g_numeral.ml4 @@ -0,0 +1,38 @@ +(************************************************************************) +(* * The Coq Proof Assistant / The Coq Development Team *) +(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *) +(* <O___,, * (see CREDITS file for the list of authors) *) +(* \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 Vernacinterp +open Ltac_plugin +open Stdarg +open Pcoq.Prim + +let pr_numnot_option _ _ _ = function + | Nop -> mt () + | Warning n -> str "(warning after " ++ str n ++ str ")" + | Abstract n -> str "(abstract after " ++ str n ++ str ")" + +ARGUMENT EXTEND numnotoption + PRINTED BY pr_numnot_option +| [ ] -> [ Nop ] +| [ "(" "warning" "after" bigint(waft) ")" ] -> [ Warning waft ] +| [ "(" "abstract" "after" bigint(n) ")" ] -> [ Abstract n ] +END + +VERNAC COMMAND EXTEND NumeralNotation CLASSIFIED AS SIDEFF + | [ "Numeral" "Notation" reference(ty) reference(f) reference(g) ":" + ident(sc) numnotoption(o) ] -> + [ vernac_numeral_notation (Locality.make_module_locality atts.locality) ty f g (Id.to_string sc) o ] +END |