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(* Copyright (c) 2019 Nomadic Labs <contact@nomadic-labs.com>                *)
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(* Tezos Protocol Implementation - Error Monad *)

(*-- Error classification ----------------------------------------------------*)

module Core_category = struct
  (* The categories for core errors are not used. This is kept to
     avoid a large diff, but this should be replaced by 'unit' at some point *)

  (** Categories of error *)
  type t =
    [ `Branch  (** Errors that may not happen in another context *)
    | `Temporary  (** Errors that may not happen in a later context *)
    | `Permanent  (** Errors that will happen no matter the context *) ]

  let default_category = `Temporary

  let string_of_category = function
    | `Permanent -> "permanent"
    | `Temporary -> "temporary"
    | `Branch -> "branch"

  let classify = function
    | `Permanent -> Error_classification.Permanent
    | `Temporary -> Temporary
    | `Branch -> Branch
end

include
  Core_maker.Make
    (struct
      let id = ""
    end)
    (Core_category)