If you are not using a formalized log format Timber makes a best effort to parse prefixed levels in your logs.
Timber will support any Syslog RFC 5424 level, case insensitive. In addition to the formal Syslog levels, Timber will also support a
fatal level since this is common in various languages.
fatal will be mapped to
critical to achieve normalization. The levels an application should be concerned with are:
Prefixed token patterns
Please see our prefixed token patterns document on the various formats and structures we support.
INFO my log message
INFO: my log message
INFO - my log message
[INFO] my log message