Codex_log.Tracelog_Instance
val result : 'a Tracelog.log -> unit
val error : 'a Tracelog.log -> unit
val warning : 'a Tracelog.log -> unit
val feedback : int -> 'a Tracelog.log -> unit
val debug : 'a Tracelog.log -> unit
val fatal : 'a Tracelog.log -> 'b
val not_yet_implemented : 'a Tracelog.log -> unit
val trace :
'a Tracelog.log ->
(Stdlib.Format.formatter -> 'b -> unit) ->
(unit -> 'b) ->
'b