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-(************************************************************************)
-(* * 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) *)
-(************************************************************************)
-
-(** Reduction expressions *)
-
-(** The parsing produces initially a list of [red_atom] *)
-
-type 'a red_atom =
- | FBeta
- | FMatch
- | FFix
- | FCofix
- | FZeta
- | FConst of 'a list
- | FDeltaBut of 'a list
-
-(** This list of atoms is immediately converted to a [glob_red_flag] *)
-
-type 'a glob_red_flag = {
- rBeta : bool;
- rMatch : bool;
- rFix : bool;
- rCofix : bool;
- rZeta : bool;
- rDelta : bool; (** true = delta all but rConst; false = delta only on rConst*)
- rConst : 'a list
-}
-
-(** Generic kinds of reductions *)
-
-type ('a,'b,'c) red_expr_gen =
- | Red of bool
- | Hnf
- | Simpl of 'b glob_red_flag*('b,'c) Util.union Locus.with_occurrences option
- | Cbv of 'b glob_red_flag
- | Cbn of 'b glob_red_flag
- | Lazy of 'b glob_red_flag
- | Unfold of 'b Locus.with_occurrences list
- | Fold of 'a list
- | Pattern of 'a Locus.with_occurrences list
- | ExtraRedExpr of string
- | CbvVm of ('b,'c) Util.union Locus.with_occurrences option
- | CbvNative of ('b,'c) Util.union Locus.with_occurrences option
-
-type ('a,'b,'c) may_eval =
- | ConstrTerm of 'a
- | ConstrEval of ('a,'b,'c) red_expr_gen * 'a
- | ConstrContext of Misctypes.lident * 'a
- | ConstrTypeOf of 'a
-
-open Libnames
-open Constrexpr
-open Misctypes
-
-type r_trm = constr_expr
-type r_pat = constr_pattern_expr
-type r_cst = reference or_by_notation
-
-type raw_red_expr = (r_trm, r_cst, r_pat) red_expr_gen