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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: egrammar.mli 13329 2010-07-26 11:05:39Z herbelin $ i*)
(*i*)
open Util
open Names
open Topconstr
open Pcoq
open Extend
open Vernacexpr
open Ppextend
open Rawterm
open Genarg
open Mod_subst
(*i*)
(** Mapping of grammar productions to camlp4 actions
Used for Coq-level Notation and Tactic Notation,
and for ML-level tactic and vernac extensions
*)
(* For constr notations *)
type grammar_constr_prod_item =
| GramConstrTerminal of Token.pattern
| GramConstrNonTerminal of constr_prod_entry_key * identifier option
| GramConstrListMark of int * bool
(* tells action rule to make a list of the n previous parsed items;
concat with last parsed list if true *)
type notation_grammar =
int * Gramext.g_assoc option * notation * grammar_constr_prod_item list list
(* For tactic and vernac notations *)
type grammar_prod_item =
| GramTerminal of string
| GramNonTerminal of loc * argument_type *
Gram.te prod_entry_key * identifier option
(* Adding notations *)
type all_grammar_command =
| Notation of
(precedence * tolerability list)
* notation_var_internalization_type list
(** not needed for defining grammar, hosted by egrammar for
transmission to interp_aconstr (via recover_notation_grammar) *)
* notation_grammar
| TacticGrammar of
(string * int * grammar_prod_item list *
(dir_path * Tacexpr.glob_tactic_expr))
val extend_grammar : all_grammar_command -> unit
val extend_tactic_grammar :
string -> grammar_prod_item list list -> unit
val extend_vernac_command_grammar :
string -> grammar_prod_item list list -> unit
val get_extend_vernac_grammars :
unit -> (string * grammar_prod_item list list) list
(** For a declared grammar, returns the rule + the ordered entry types
of variables in the rule (for use in the interpretation) *)
val recover_notation_grammar :
notation -> (precedence * tolerability list) ->
notation_var_internalization_type list * notation_grammar
|
