class [[> Basic.level ]] basic_prioritizer : object .. end
The basic prioritizer class, defining the priority codes and message tags
for all of the basic priority levels: `Invalid, `Fail, `Error,
`Warn, `Info and `Debug. Derive a subclass to define a prioritizer
for additional priority levels corresponding to other integer codes.
method code : ([> Basic.level ] as 'a) -> Basic.Priority.t
Returns the integer corresponding to the priority level.
method tag : 'a -> string
Returns the message tag corresponding to the priority level.