From 9043add656177eeac1491a73d2f3ab92bec0013c Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbaren@debian.org>
Date: Sat, 29 Dec 2018 14:31:27 -0500
Subject: Imported Upstream version 8.8.2

---
 vernac/search.mli | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 vernac/search.mli

(limited to 'vernac/search.mli')

diff --git a/vernac/search.mli b/vernac/search.mli
new file mode 100644
index 00000000..a1fb7ed3
--- /dev/null
+++ b/vernac/search.mli
@@ -0,0 +1,85 @@
+(************************************************************************)
+(*         *   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)         *)
+(************************************************************************)
+
+open Names
+open Constr
+open Environ
+open Pattern
+open Globnames
+
+(** {6 Search facilities. } *)
+
+type glob_search_about_item =
+  | GlobSearchSubPattern of constr_pattern
+  | GlobSearchString of string
+
+type filter_function = global_reference -> env -> constr -> bool
+type display_function = global_reference -> env -> constr -> unit
+
+(** {6 Generic filter functions} *)
+
+val blacklist_filter : filter_function
+(** Check whether a reference is blacklisted. *)
+
+val module_filter : DirPath.t list * bool -> filter_function
+(** Check whether a reference pertains or not to a set of modules *)
+
+val search_about_filter : glob_search_about_item -> filter_function
+(** Check whether a reference matches a SearchAbout query. *)
+
+(** {6 Specialized search functions}
+
+[search_xxx gl pattern modinout] searches the hypothesis of the [gl]th
+goal and the global environment for things matching [pattern] and
+satisfying module exclude/include clauses of [modinout]. *)
+
+val search_by_head : int option -> constr_pattern -> DirPath.t list * bool
+                  -> display_function -> unit
+val search_rewrite : int option -> constr_pattern -> DirPath.t list * bool
+                  -> display_function -> unit
+val search_pattern : int option -> constr_pattern -> DirPath.t list * bool
+                  -> display_function -> unit
+val search_about   : int option -> (bool * glob_search_about_item) list
+                  -> DirPath.t list * bool -> display_function -> unit
+
+type search_constraint =
+  (** Whether the name satisfies a regexp (uses Ocaml Str syntax) *)
+  | Name_Pattern of Str.regexp
+  (** Whether the object type satisfies a pattern *)
+  | Type_Pattern of Pattern.constr_pattern
+  (** Whether some subtype of object type satisfies a pattern *)
+  | SubType_Pattern of Pattern.constr_pattern
+  (** Whether the object pertains to a module *)
+  | In_Module of Names.DirPath.t
+  (** Bypass the Search blacklist *)
+  | Include_Blacklist
+
+type 'a coq_object = {
+  coq_object_prefix : string list;
+  coq_object_qualid : string list;
+  coq_object_object : 'a;
+}
+
+val interface_search : ?glnum:int -> (search_constraint * bool) list ->
+  constr coq_object list
+
+(** {6 Generic search function} *)
+
+val generic_search : int option -> display_function -> unit
+(** This function iterates over all hypothesis of the goal numbered
+    [glnum] (if present) and all known declarations. *)
+
+(** {6 Search function modifiers} *)
+
+val prioritize_search : (display_function -> unit) -> display_function -> unit
+(** [prioritize_search iter] iterates over the values of [iter] (seen
+    as a sequence of declarations), in a relevance order. This requires to
+    perform the entire iteration of [iter] before starting streaming. So
+    [prioritize_search] should not be used for low-latency streaming. *)
-- 
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