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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: auto.mli,v 1.22.2.1 2004/07/16 19:30:51 herbelin Exp $ i*)
(*i*)
open Util
open Names
open Term
open Sign
open Proof_type
open Tacmach
open Clenv
open Pattern
open Environ
open Evd
open Libnames
open Vernacexpr
(*i*)
type auto_tactic =
| Res_pf of constr * unit clausenv (* Hint Apply *)
| ERes_pf of constr * unit clausenv (* Hint EApply *)
| Give_exact of constr
| Res_pf_THEN_trivial_fail of constr * unit clausenv (* Hint Immediate *)
| Unfold_nth of global_reference (* Hint Unfold *)
| Extern of Tacexpr.glob_tactic_expr (* Hint Extern *)
open Rawterm
type pri_auto_tactic = {
hname : identifier; (* name of the hint *)
pri : int; (* A number between 0 and 4, 4 = lower priority *)
pat : constr_pattern option; (* A pattern for the concl of the Goal *)
code : auto_tactic; (* the tactic to apply when the concl matches pat *)
}
type stored_data = pri_auto_tactic
type search_entry = stored_data list * stored_data list * stored_data Btermdn.t
module Hint_db :
sig
type t
val empty : t
val find : constr_label -> t -> search_entry
val map_all : constr_label -> t -> pri_auto_tactic list
val map_auto : constr_label * constr -> t -> pri_auto_tactic list
val add_one : constr_label * pri_auto_tactic -> t -> t
val add_list : (constr_label * pri_auto_tactic) list -> t -> t
val iter : (constr_label -> stored_data list -> unit) -> t -> unit
end
type frozen_hint_db_table = Hint_db.t Stringmap.t
type hint_db_table = Hint_db.t Stringmap.t ref
type hint_db_name = string
val add_hints : locality_flag -> hint_db_name list -> hints -> unit
val print_searchtable : unit -> unit
val print_applicable_hint : unit -> unit
val print_hint_ref : global_reference -> unit
val print_hint_db_by_name : hint_db_name -> unit
val searchtable : hint_db_table
(* [make_exact_entry hint_name (c, ctyp)].
[hint_name] is the name of then hint;
[c] is the term given as an exact proof to solve the goal;
[ctyp] is the type of [hc]. *)
val make_exact_entry :
identifier -> constr * constr -> constr_label * pri_auto_tactic
(* [make_apply_entry (eapply,verbose) name (c,cty)].
[eapply] is true if this hint will be used only with EApply;
[name] is the name of then hint;
[c] is the term given as an exact proof to solve the goal;
[cty] is the type of [hc]. *)
val make_apply_entry :
env -> evar_map -> bool * bool -> identifier -> constr * constr
-> constr_label * pri_auto_tactic
(* A constr which is Hint'ed will be:
(1) used as an Exact, if it does not start with a product
(2) used as an Apply, if its HNF starts with a product, and
has no missing arguments.
(3) used as an EApply, if its HNF starts with a product, and
has missing arguments. *)
val make_resolves :
env -> evar_map -> identifier -> bool * bool -> constr * constr ->
(constr_label * pri_auto_tactic) list
(* [make_resolve_hyp hname htyp].
used to add an hypothesis to the local hint database;
Never raises an User_exception;
If the hyp cannot be used as a Hint, the empty list is returned. *)
val make_resolve_hyp :
env -> evar_map -> named_declaration ->
(constr_label * pri_auto_tactic) list
(* [make_extern name pri pattern tactic_expr] *)
val make_extern :
identifier -> int -> constr_pattern -> Tacexpr.glob_tactic_expr
-> constr_label * pri_auto_tactic
val set_extern_interp :
(patvar_map -> Tacexpr.glob_tactic_expr -> tactic) -> unit
val set_extern_intern_tac :
(patvar list -> Tacexpr.raw_tactic_expr -> Tacexpr.glob_tactic_expr)
-> unit
val set_extern_subst_tactic :
(Names.substitution -> Tacexpr.glob_tactic_expr -> Tacexpr.glob_tactic_expr)
-> unit
(* Create a Hint database from the pairs (name, constr).
Useful to take the current goal hypotheses as hints *)
val make_local_hint_db : goal sigma -> Hint_db.t
val priority : (int * 'a) list -> 'a list
val default_search_depth : int ref
(* Try unification with the precompiled clause, then use registered Apply *)
val unify_resolve : (constr * unit clausenv) -> tactic
(* [ConclPattern concl pat tacast]:
if the term concl matches the pattern pat, (in sense of
[Pattern.somatches], then replace [?1] [?2] metavars in tacast by the
right values to build a tactic *)
val conclPattern : constr -> constr_pattern -> Tacexpr.glob_tactic_expr -> tactic
(* The Auto tactic *)
val auto : int -> hint_db_name list -> tactic
(* auto with default search depth and with the hint database "core" *)
val default_auto : tactic
(* auto with all hint databases except the "v62" compatibility database *)
val full_auto : int -> tactic
(* auto with default search depth and with all hint databases
except the "v62" compatibility database *)
val default_full_auto : tactic
(* The generic form of auto (second arg [None] means all bases) *)
val gen_auto : int option -> hint_db_name list option -> tactic
(* The hidden version of auto *)
val h_auto : int option -> hint_db_name list option -> tactic
(* Trivial *)
val trivial : hint_db_name list -> tactic
val gen_trivial : hint_db_name list option -> tactic
val full_trivial : tactic
val h_trivial : hint_db_name list option -> tactic
val fmt_autotactic : auto_tactic -> Pp.std_ppcmds
(*s The following is not yet up to date -- Papageno. *)
(* DAuto *)
val dauto : int option * int option -> tactic
val default_search_decomp : int ref
val default_dauto : tactic
val h_dauto : int option * int option -> tactic
(* SuperAuto *)
type autoArguments =
| UsingTDB
| Destructing
(*
val superauto : int -> (identifier * constr) list -> autoArguments list -> tactic
*)
val h_superauto : int option -> reference list -> bool -> bool -> tactic
|
