src/log.js
function log (state, type, namespace, message) {
  const level = levels[ type ]
  _.each(state.loggers, function (logger) {
    logger.log({
      type: type,
      level: level,
      namespace: namespace,
      message: message
    })
  })
}
function log (state, type, namespace, message) {
  const level = levels[ type ]
  _.each(state.loggers, function (logger) {
    logger.log({
      type: type,
      level: level,
      namespace: namespace,
      message: message
    })
  })
}
function log ( state , type , namespace , message ) { const level = levels [ type ] _ . each ( state . loggers , function ( logger ) { logger . log ( { type : type , level : level , namespace : namespace , message : message } ) } ) }
calls log for each logger
calls log for each logger