nooks-logger

Classes

Logger

Logger

• Classes
• Logger
  • new Logger(serviceName, options)
  • logger.debug(message, data)
  • logger.info(message, data)
  • logger.warn(message, data)
  • logger.error(message, data)
  • logger.fatal(message, data)
  • logger.err(error) ⇒ Logger
  • logger.data(data) ⇒ Logger

new Logger(serviceName, options)

Creates a JSON Logger for Node Applications

Param	Type	Description
serviceName	String	Name of the service or application.
options	Object	Configuration options.
options.level	String	Minimum level logged. Static fields are provided for convenience: Logger.DEBUG, Logger.INFO, Logger.WARN, Logger.ERROR, and Logger.FATAL. Defaults to Logger.INFO.
options.metadata	Object	Initial fields to include with every log from logger instance

logger.debug(message, data)

Writes a debug JSON log to the console.

Param	Type	Description
message	string	log message.
metadata	Object	extra metadata associated with the log.

logger.info(message, data)

Writes an info JSON log to the console.

Param	Type	Description
message	string	log message.
metadata	Object	extra metadata associated with the log.

logger.warn(message, data)

Writes a warning JSON log to the console.

Param	Type	Description
message	string	log message.
metadata	Object	extra metadata associated with the log.

logger.error(message, data)

Writes an error JSON log to the console.

Param	Type	Description
message	string	log message.
metadata	Object	extra metadata associated with the log.

logger.fatal(message, data)

Writes a fatal JSON log to the console.

Param	Type	Description
message	string	log message.
metadata	Object	extra metadata associated with the log.

logger.err(error) ⇒ Logger

Creates a new logger with the error field set at root to be serialized nicely.

Returns: Logger - returns child logger to log a unit of work.

Param	Type	Description
error	Error	a javascript Error.

logger.data(data) ⇒ Logger

Chainable command to define extra metadata to be included in all subsequent logs.

Returns: Logger - returns child logger that will include extra metadata in all subsequent logs.

Param	Type	Description
data	Object	top-level data to add to logs.