With the default options it will write to console.error
and it will use the formatting provided by console.error.
If the destination is overwritten, then it will use an included
formatter similar to util.format.
If a formatter is available, then that should be overridden
as well for performance.
A basic logger which handles filtering by level.
With the default options it will write to
console.errorand it will use the formatting provided byconsole.error. If the destination is overwritten, then it will use an included formatter similar toutil.format.If a formatter is available, then that should be overridden as well for performance.