module type Level_sig = sig
.. end
The details of a level scheme for verbosity-level loggers
type
t
A type for level values, usually a polymorphic variant
Convert each level to a string
val to_string : t -> string
The default level for loggers created with this; log messages
with level less than this won't be printed by default.
val default_level : t
a comparison function between levels, to know whether logging at a
particular level should be printed
val compare : t -> t -> int