class Console::Filter

@returns [Nil] Always returns nil.
@parameter block [Proc] A block passed to the output.
@parameter options [Hash] Additional options to pass to the output.
@parameter arguments [Array] The arguments to log.
@parameter subject [Object] The subject of the log message.

Log a message with the given severity.

def call(subject, *arguments, **options, &block)
	severity = options[:severity] || UNKNOWN
	level = self.class::LEVELS[severity]
	
	if self.enabled?(subject, level)
		@output.call(subject, *arguments, **options, &block)
	end
	
	return nil
end