(************************************************************************)
(*  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: nameops.mli 9433 2006-12-12 09:38:53Z herbelin $ i*)

open Names

(* Identifiers and names *)
val pr_id : identifier -> Pp.std_ppcmds
val pr_name : name -> Pp.std_ppcmds

val make_ident : string -> int option -> identifier
val repr_ident : identifier -> string * int option

val atompart_of_id : identifier -> string  (* remove trailing digits *)
val root_of_id : identifier -> identifier (* remove trailing digits, $'$ and $\_$ *)

val add_suffix : identifier -> string -> identifier
val add_prefix : string -> identifier -> identifier

val lift_ident           : identifier -> identifier
val next_ident_away      : identifier -> identifier list -> identifier
val next_ident_away_from : identifier -> identifier list -> identifier

val next_name_away : name -> identifier list -> identifier
val next_name_away_with_default :
  string -> name -> identifier list -> identifier

val out_name : name -> identifier

val name_fold : (identifier -> 'a -> 'a) -> name -> 'a -> 'a
val name_cons : name -> identifier list -> identifier list
val name_app : (identifier -> identifier) -> name -> name
val name_fold_map : ('a -> identifier -> 'a * identifier) -> 'a -> name -> 'a * name


val pr_lab : label -> Pp.std_ppcmds

(* some preset paths *)

val default_library : dir_path

(* This is the root of the standard library of Coq *)
val coq_root : module_ident

(* This is the default root prefix for developments which doesn't
   mention a root *)
val default_root_prefix : dir_path

(* Metavariables *)
val pr_meta : Term.metavariable -> Pp.std_ppcmds
val string_of_meta : Term.metavariable -> string
