sig
type t = Logs.src
val create : ?doc:string -> string -> Logs.src
val name : Logs.src -> string
val doc : Logs.src -> string
val level : Logs.src -> Logs.level option
val set_level : Logs.src -> Logs.level option -> unit
val equal : Logs.src -> Logs.src -> bool
val compare : Logs.src -> Logs.src -> int
val pp : Format.formatter -> Logs.src -> unit
val list : unit -> Logs.src list
end