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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
open Names
open Constrexpr
open Notation_term
open Pcoq
open Extend
open Genarg
open Egramml
(** Mapping of grammar productions to camlp4 actions *)
(** This is the part specific to Coq-level Notation and Tactic Notation.
For the ML-level tactic and vernac extensions, see Egramml. *)
(** For constr notations *)
type grammar_constr_prod_item =
| GramConstrTerminal of Tok.t
| GramConstrNonTerminal of constr_prod_entry_key * Id.t 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 = {
notgram_level : int;
notgram_assoc : gram_assoc option;
notgram_notation : notation;
notgram_prods : grammar_constr_prod_item list list;
notgram_typs : notation_var_internalization_type list;
}
type tactic_grammar = {
tacgram_level : int;
tacgram_prods : grammar_prod_item list;
}
(** {5 Adding notations} *)
val extend_constr_grammar : Notation.level -> notation_grammar -> unit
(** Add a term notation rule to the parsing system. *)
val extend_tactic_grammar : KerName.t -> tactic_grammar -> unit
(** Add a tactic notation rule to the parsing system. This produces a TacAlias
tactic with the provided kernel name. *)
val extend_ml_tactic_grammar : Tacexpr.ml_tactic_name -> grammar_prod_item list list -> unit
(** Add a ML tactic notation rule to the parsing system. This produces a
TacML tactic with the provided string as name. *)
val recover_constr_grammar : notation -> Notation.level -> notation_grammar
(** For a declared grammar, returns the rule + the ordered entry types
of variables in the rule (for use in the interpretation) *)
val with_grammar_rule_protection : ('a -> 'b) -> 'a -> 'b
(** {5 Adding tactic quotations} *)
val create_ltac_quotation : string -> ('grm Loc.located -> 'raw) ->
('raw, 'glb, 'top) genarg_type -> 'grm Gram.entry -> unit
(** [create_ltac_quotation name f wit e] adds a quotation rule to Ltac, that is,
Ltac grammar now accepts arguments of the form ["name" ":" <e>], and
generates a generic argument using [f] on the entry parsed by [e]. *)
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