21 lines
908 B
OCaml
21 lines
908 B
OCaml
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(**************************************************************************)
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(* *)
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(* Copyright (c) 2014 - 2016. *)
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(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
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(* *)
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(* All rights reserved. No warranty, explicit or implicit, provided. *)
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(* *)
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(**************************************************************************)
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(** Imperative Ring Buffer *)
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type 'a t
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val create : int -> 'a t
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val add : 'a t -> 'a -> unit
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val add_list : 'a t -> 'a list -> unit
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val last : 'a t -> 'a option
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exception Empty
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val last_exn : 'a t -> 'a
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val fold : 'a t -> init:'b -> f:('b -> 'a -> 'b) -> 'b
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val elements : 'a t -> 'a list
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