File: common.mli

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(************************************************************************)
(*         *      The Rocq Prover / The Rocq Development Team           *)
(*  v      *         Copyright INRIA, CNRS and contributors             *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
(************************************************************************)

open Names
open Miniml

(** By default, in module Format, you can do horizontal placing of blocks
    even if they include newlines, as long as the number of chars in the
    blocks are less that a line length. To avoid this awkward situation,
    we attach a big virtual size to [fnl] newlines. *)

val fnl : unit -> Pp.t
val fnl2 : unit -> Pp.t
val space_if : bool -> Pp.t

val pp_par : bool -> Pp.t -> Pp.t

(** [pp_apply] : a head part applied to arguments, possibly with parenthesis *)
val pp_apply : Pp.t -> bool -> Pp.t list -> Pp.t

(** Same as [pp_apply], but with also protection of the head by parenthesis *)
val pp_apply2 : Pp.t -> bool -> Pp.t list -> Pp.t

val pp_tuple_light : (bool -> 'a -> Pp.t) -> 'a list -> Pp.t
val pp_tuple : ('a -> Pp.t) -> 'a list -> Pp.t
val pp_array : ('a -> Pp.t) -> 'a list -> Pp.t
val pp_boxed_tuple : ('a -> Pp.t) -> 'a list -> Pp.t

val pr_binding : Id.t list -> Pp.t

val rename_id : Id.t -> Id.Set.t -> Id.t

type phase = Pre | Impl | Intf

module State :
sig
  type t
  val make : modular:bool -> library:bool -> keywords:Id.Set.t -> unit -> t

  (** Getters *)

  val get_table : t -> Table.t
  val get_modular : t -> bool
  val get_library : t -> bool
  val get_keywords : t -> Id.Set.t
  val get_phase : t -> phase
  val get_duplicate : t -> ModPath.t -> Label.t -> string option

  (** Setters *)
  val set_phase : t -> phase -> t

  (** Reader-like *)

  val with_visibility : t -> ModPath.t -> ModPath.t list -> (t -> 'a) -> 'a
  (* the [module_path list] corresponds to module parameters, the innermost one
    coming first in the list *)

  val get_top_visible_mp : t -> ModPath.t

  (** Cleanup *)

  val reset : t -> unit

end

type env = Id.t list * Id.Set.t
val empty_env : State.t -> unit -> env

val rename_vars: Id.Set.t -> Id.t list -> env
val rename_tvars: Id.Set.t -> Id.t list -> Id.t list
val push_vars : Id.t list -> env -> Id.t list * env
val get_db_name : int -> env -> Id.t

val opened_libraries : State.t -> ModPath.t list

type kind = Term | Type | Cons | Mod

val pp_global_with_key : State.t -> kind -> KerName.t -> global -> string
val pp_global : State.t -> kind -> global -> string
val pp_global_name : State.t -> kind -> global -> string
val pp_module : State.t -> ModPath.t -> string

(* val clear_mpfiles_content : unit -> unit *)

(** Special hack for constants of type Ascii.ascii : if an
    [Extract Inductive ascii => char] has been declared, then
    the constants are directly turned into chars *)

val is_native_char : ml_ast -> bool
val get_native_char : ml_ast -> char
val pp_native_char : ml_ast -> Pp.t

(** Special hack for constants of type String.string : if an
    [Extract Inductive string => string] has been declared, then
    the constants are directly turned into string literals *)

val is_native_string : ml_ast -> bool
val get_native_string : ml_ast -> string
val pp_native_string : ml_ast -> Pp.t

(* Registered sig type *)
val sig_type_name : string