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(************************************************************************)
(* * The Rocq Prover / The Rocq 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) *)
(************************************************************************)
{
open Stdarg
}
DECLARE PLUGIN "rocq-runtime.plugins.derive"
{
let classify_derive_command _ = Vernacextend.(VtStartProof (Doesn'tGuaranteeOpacity,[]))
let () =
Mltop.add_init_function "rocq-runtime.plugins.derive" (fun () ->
Procq.modify_keyword_state (fun kw -> CLexer.add_keyword_tok kw (Tok.PKEYWORD "SuchThat")))
let warn_deprecated_derive_suchthat =
CWarnings.create ~name:"deprecated-derive-suchthat" ~category:Deprecation.Version.v9_0
(fun () -> Pp.strbrk "Use of \"SuchThat\" and \"As\" in \"Derive\" is deprecated; replace them respectively by \"in\" and \"as\".")
}
VERNAC COMMAND EXTEND Derive CLASSIFIED BY { classify_derive_command } STATE open_proof
| #[ atts = Vernacentries.DefAttributes.def_attributes; ]
[ "Derive" open_binders(bl) "SuchThat" constr(suchthat) "As" identref(lemma) ] ->
{ warn_deprecated_derive_suchthat ();
Derive.start_deriving ~atts bl suchthat lemma }
| #[ atts = Vernacentries.DefAttributes.def_attributes; ]
[ "Derive" open_binders(bl) "in" constr(suchthat) "as" identref(lemma) ] ->
{ Derive.start_deriving ~atts bl suchthat lemma }
END
|
