Function log

  • Log a message, with optional metadata. The message can be logged to a number of locations (stdio, files, etc) as configured via config/logger.js

    The most basic use. Will assume 'info' as the severity: log('hello') Custom severity: log('OH NO!', 'warning') Custom severity with a metadata object: log('OH NO, something went wrong', 'warning', { error: new Error('things are busted') })

    The default log levels are: emerg: 0, alert: 1, crit: 2, error: 3, warning: 4, notice: 5, info: 6, debug: 7. Logging levels in winston conform to the severity ordering specified by RFC5424: severity of all levels is assumed to be numerically ascending from most important to least important. Learn more at


    Returns void