DefaultLevel returns the fallback value for loggers to use if parsing fails.

GetModuleLevel gets the current logging level for the specified module.

LoggingInit initializes the logging based on the supplied spec, it is exposed externally so that consumers of the flogging package who do not wish to use the default config structure may parse their own logging specification.

LoggingInitFromViper is a 'hook' called at the beginning of command processing to parse logging-related options specified either on the command-line or in config files.

SetLoggingFormat sets the logging format and the location of the log output.

SetModuleLevel sets the logging level for the specified module.