From 653de32139ecee3114779a5ee2961c58793889e5 Mon Sep 17 00:00:00 2001
From: Pierre-Marie Pédrot
Date: Thu, 6 Oct 2016 16:59:27 +0200
Subject: Ltac as a plugin.

This commit is essentially moving files around. In particular, the corresponding
plugin still relies on a mllib file rather than a mlpack one. Otherwise, this
causes link-time issues for third-party plugins depending on modules defined
in the Ltac plugin.
---
 plugins/ltac/tactic_debug.mli | 80 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 plugins/ltac/tactic_debug.mli

(limited to 'plugins/ltac/tactic_debug.mli')

diff --git a/plugins/ltac/tactic_debug.mli b/plugins/ltac/tactic_debug.mli
new file mode 100644
index 0000000000..520fb41eff
--- /dev/null
+++ b/plugins/ltac/tactic_debug.mli
@@ -0,0 +1,80 @@
+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+open Environ
+open Pattern
+open Names
+open Tacexpr
+open Term
+open Evd
+
+(** TODO: Move those definitions somewhere sensible *)
+
+val ltac_trace_info : ltac_trace Exninfo.t
+
+(** This module intends to be a beginning of debugger for tactic expressions.
+   Currently, it is quite simple and we can hope to have, in the future, a more
+   complete panel of commands dedicated to a proof assistant framework *)
+
+(** Debug information *)
+type debug_info =
+  | DebugOn of int
+  | DebugOff
+
+(** Prints the state and waits *)
+val debug_prompt :
+  int -> glob_tactic_expr -> (debug_info -> 'a Proofview.tactic) -> 'a Proofview.tactic
+
+(** Initializes debugger *)
+val db_initialize : unit Proofview.NonLogical.t
+
+(** Prints a constr *)
+val db_constr : debug_info -> env -> constr -> unit Proofview.NonLogical.t
+
+(** Prints the pattern rule *)
+val db_pattern_rule :
+  debug_info -> int -> (Tacexpr.glob_constr_and_expr * constr_pattern,glob_tactic_expr) match_rule -> unit Proofview.NonLogical.t
+
+(** Prints a matched hypothesis *)
+val db_matched_hyp :
+  debug_info -> env -> Id.t * constr option * constr -> Name.t -> unit Proofview.NonLogical.t
+
+(** Prints the matched conclusion *)
+val db_matched_concl : debug_info -> env -> constr -> unit Proofview.NonLogical.t
+
+(** Prints a success message when the goal has been matched *)
+val db_mc_pattern_success : debug_info -> unit Proofview.NonLogical.t
+
+(** Prints a failure message for an hypothesis pattern *)
+val db_hyp_pattern_failure :
+  debug_info -> env -> evar_map -> Name.t * constr_pattern match_pattern -> unit Proofview.NonLogical.t
+
+(** Prints a matching failure message for a rule *)
+val db_matching_failure : debug_info -> unit Proofview.NonLogical.t
+
+(** Prints an evaluation failure message for a rule *)
+val db_eval_failure : debug_info -> Pp.std_ppcmds -> unit Proofview.NonLogical.t
+
+(** An exception handler *)
+val explain_logic_error: exn -> Pp.std_ppcmds
+
+(** For use in the Ltac debugger: some exception that are usually
+   consider anomalies are acceptable because they are caught later in
+   the process that is being debugged.  One should not require
+   from users that they report these anomalies. *)
+val explain_logic_error_no_anomaly : exn -> Pp.std_ppcmds
+
+(** Prints a logic failure message for a rule *)
+val db_logic_failure : debug_info -> exn -> unit Proofview.NonLogical.t
+
+(** Prints a logic failure message for a rule *)
+val db_breakpoint : debug_info ->
+  Id.t Loc.located message_token list -> unit Proofview.NonLogical.t
+
+val extract_ltac_trace :
+  Tacexpr.ltac_trace -> Loc.t -> Pp.std_ppcmds option * Loc.t
-- 
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