Module Codex_log.Null

val result : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val warning : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val error : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val feedback : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val performance_warning : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val imprecision_warning : ('a, Stdlib.Format.formatter, unit) Stdlib.format -> 'a
val fatal : ('a, Stdlib.Format.formatter, unit, 'b) Stdlib.format4 -> 'a