ocaml/typing/ident.mli

59 lines
2.2 KiB
OCaml

(***********************************************************************)
(* *)
(* Objective Caml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* Automatique. Distributed only by permission. *)
(* *)
(***********************************************************************)
(* $Id$ *)
(* Identifiers (unique names) *)
type t
val create: string -> t
val create_persistent: string -> t
val name: t -> string
val unique_name: t -> string
val persistent: t -> bool
val equal: t -> t -> bool
(* Compare identifiers by name. *)
val same: t -> t -> bool
(* Compare identifiers by binding location.
Two identifiers are the same either if they are both
non-persistent and have been created by the same call to
[new], or if they are both persistent and have the same
name. *)
val identify: t -> t -> (unit -> 'a) -> 'a
(* [identify id1 id2 f] temporarily makes [id1] and [id2] the
same during the evaluation of [f ()]. More precisely, [id1]
is unchanged, while [id2] is made a copy of [id1]. *)
val hide: t -> t
(* Return an identifier with same name as the given identifier,
but stamp different from any stamp returns by new.
When put in a 'a tbl, this identifier can only be looked
up by name. *)
val make_global: t -> unit
val global: t -> bool
val binding_time: t -> int
val current_time: unit -> int
val print: t -> unit
type 'a tbl
(* Association tables from identifiers to type 'a. *)
val empty: 'a tbl
val add: t -> 'a -> 'a tbl -> 'a tbl
val find_same: t -> 'a tbl -> 'a
val find_name: string -> 'a tbl -> 'a
val iter: (t -> 'a -> unit) -> 'a tbl -> unit
val print_tbl: ('a -> unit) -> 'a tbl -> unit