3 val is_logger : t -> bool
4 val is_active : t -> bool
6 val activate : t -> level -> unit
7 val deactivate : t -> unit
8 val set_output : Format.formatter -> unit
10 val log : t -> level -> ('a, Format.formatter, unit) format -> 'a
11 val print : Format.formatter -> ('a, Format.formatter, unit) format -> 'a
12 val available : unit -> string list