sidekick/src/base/CCHet.mli

94 lines
1.7 KiB
OCaml

(* This file is free software, part of containers. See file "license" for more details. *)
(** {1 Associative containers with Heterogeneous Values}
This is similar to {!CCMixtbl}, but the injection is directly used as
a key.
@since 0.17 *)
type 'a iter = ('a -> unit) -> unit
type 'a gen = unit -> 'a option
module Key : sig
type 'a t
val create : unit -> 'a t
val equal : 'a t -> 'a t -> bool
(** Compare two keys that have compatible types. *)
end
type pair =
| Pair : 'a Key.t * 'a -> pair
(** {2 Imperative table indexed by [Key]} *)
module Tbl : sig
type t
val create : ?size:int -> unit -> t
val mem : t -> _ Key.t -> bool
val add : t -> 'a Key.t -> 'a -> unit
val remove : t -> _ Key.t -> unit
val length : t -> int
val find : t -> 'a Key.t -> 'a option
val find_exn : t -> 'a Key.t -> 'a
(** @raise Not_found if the key is not in the table. *)
val iter : (pair -> unit) -> t -> unit
val to_iter : t -> pair iter
val of_iter : pair iter -> t
val add_iter : t -> pair iter -> unit
val add_list : t -> pair list -> unit
val of_list : pair list -> t
val to_list : t -> pair list
end
(** {2 Immutable map} *)
module Map : sig
type t
val empty : t
val mem : _ Key.t -> t -> bool
val add : 'a Key.t -> 'a -> t -> t
val remove : _ Key.t -> t -> t
val length : t -> int
val cardinal : t -> int
val find : 'a Key.t -> t -> 'a option
val find_exn : 'a Key.t -> t -> 'a
(** @raise Not_found if the key is not in the table. *)
val iter : (pair -> unit) -> t -> unit
val to_iter : t -> pair iter
val of_iter : pair iter -> t
val add_iter : t -> pair iter -> t
val add_list : t -> pair list -> t
val of_list : pair list -> t
val to_list : t -> pair list
end