package tezos-legacy-store

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type t
type key = string list
type value = Bytes.t
val known : t -> key -> bool Lwt.t
val read_opt : t -> key -> value option Lwt.t
val store : t -> key -> value -> unit Lwt.t
val remove : t -> key -> unit Lwt.t
val known_dir : t -> key -> bool Lwt.t
val remove_dir : t -> key -> unit Lwt.t
type key_or_dir = [
  1. | `Key of key
  2. | `Dir of key
]
val fold : t -> key -> init:'a -> f:(key_or_dir -> 'a -> 'a Lwt.t) -> 'a Lwt.t
val keys : t -> key -> key list Lwt.t
val fold_keys : t -> key -> init:'a -> f:(key -> 'a -> 'a Lwt.t) -> 'a Lwt.t