heptagon/compiler/global/ident.mli
Léonard Gérard 9fff8e4ad8 Refactoring and organisation.
Separate parser, lexer and printer of hpetagon (Hetp_*) from the minils ones (Mls_*)
ident_of_var -> ident_of_name
get_current_location -> current_loc
2010-06-24 03:30:14 +02:00

42 lines
1.2 KiB
OCaml

(** This modules manages unique identifiers,
[fresh] generates an identifier from a name
[name] returns a unique name from an identifier. *)
(** The (abstract) type of identifiers*)
type ident
(** Get the source name from an identifier*)
val sourcename : ident -> string
(** Get the full name of an identifier (it is guaranteed to be unique) *)
val name : ident -> string
(** [set_sourcename id v] returns id with its source name changed to v. *)
val set_sourcename : ident -> string -> ident
(** [fresh n] returns a fresh identifier with source name n *)
val fresh : string -> ident
(** [ident_of_name n] returns an identifier corresponding
to a _source_ variable (do not use it for generated variables). *)
val ident_of_name : string -> ident
(** Maps taking an identifier as a key. *)
module Env :
sig
include (Map.S with type key = ident)
val append : 'a t -> 'a t -> 'a t
val union : 'a t -> 'a t -> 'a t
val diff : 'a t -> 'b t -> 'a t
val partition : (key -> bool) -> 'a t -> 'a t * 'a t
end
(** A set of identifiers. *)
module IdentSet :
sig
include (Set.S with type elt = ident)
val fprint_t : Format.formatter -> t -> unit
end
val print_ident : Format.formatter -> ident -> unit