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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
open Environ
open Evd
open Names
open Libnames
open Term
open Pp
open Tacexpr
open Glob_term
open Genarg
open Nametab
open Pattern
open Misctypes
(** This module defines the structure of proof tree and the tactic type. So, it
is used by [Proof_tree] and [Refiner] *)
type prim_rule =
| Intro of identifier
| Cut of bool * bool * identifier * types
| FixRule of identifier * int * (identifier * int * constr) list * int
| Cofix of identifier * (identifier * constr) list * int
| Refine of constr
| Convert_concl of types * cast_kind
| Convert_hyp of named_declaration
| Thin of identifier list
| ThinBody of identifier list
| Move of bool * identifier * identifier move_location
| Order of identifier list
| Rename of identifier * identifier
| Change_evars
(** Nowadays, the only rules we'll consider are the primitive rules *)
type rule = prim_rule
(** The type [goal sigma] is the type of subgoal. It has the following form
{v it = \{ evar_concl = [the conclusion of the subgoal]
evar_hyps = [the hypotheses of the subgoal]
evar_body = Evar_Empty;
evar_info = \{ pgm : [The Realizer pgm if any]
lc : [Set of evar num occurring in subgoal] \}\}
sigma = \{ stamp = [an int chardacterizing the ed field, for quick compare]
ed : [A set of existential variables depending in the subgoal]
number of first evar,
it = \{ evar_concl = [the type of first evar]
evar_hyps = [the context of the evar]
evar_body = [the body of the Evar if any]
evar_info = \{ pgm : [Useless ??]
lc : [Set of evars occurring
in the type of evar] \} \};
...
number of last evar,
it = \{ evar_concl = [the type of evar]
evar_hyps = [the context of the evar]
evar_body = [the body of the Evar if any]
evar_info = \{ pgm : [Useless ??]
lc : [Set of evars occurring
in the type of evar] \} \} \} v}
*)
type goal = Goal.goal
type tactic = goal sigma -> goal list sigma
(** Ltac traces *)
type ltac_call_kind =
| LtacNotationCall of string
| LtacNameCall of ltac_constant
| LtacAtomCall of glob_atomic_tactic_expr
| LtacVarCall of identifier * glob_tactic_expr
| LtacConstrInterp of glob_constr *
(extended_patvar_map * (identifier * identifier option) list)
type ltac_trace = (int * Loc.t * ltac_call_kind) list
exception LtacLocated of (int * ltac_call_kind * ltac_trace * Loc.t) * exn
|
