Source file `log.ml`

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(*
 * Copyright (c) 2021 Tarides <contact@tarides.com>
 * Copyright (c) 2021 Gabriel Belouze <gabriel.belouze@ens.psl.eu>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *)

let src = Logs.Src.create "btree" ~doc:"logs btree's events"

module Log = (val Logs.src_log src : Logs.LOG)

include Log

module Tag = struct
  type kind = Stats [@@deriving repr]

  let kind_tag : kind Logs.Tag.def =
    Logs.Tag.def "log kind" ~doc:"Kind of the logged info" (Repr.pp kind_t)

  let v () = Logs.Tag.empty

  let kind_it kind tagset = tagset |> Logs.Tag.(add kind_tag kind)
end