AbstractAbstractdebugOptionaldata: anyAbstracterrorOptionaldata: anyAbstractfatalOptionaldata: anyAbstractinfoOptionaldata: anyAbstracttraceOptionaldata: anyAbstractwarnOptionaldata: anyStaticgetConvert a string-based logging level to a numerical logging level.
A string-based logging level
The numerical logging level, or undefined.
A logger accepts messages from different levels and emits them in a certain way.