console-level

Simple console utility to display logs in console depending on log level.

Installation

$ npm install logger-level

Example usage

const logger = require('logger-level');

// ...

logger.info('Hello World');

API

logger.error(str)

Type: String or Object

str is displayed on console only if log level is higher than 0 (ERROR).

If str has a stack property (such as Error object), then the error stacktrace is displayed on the console.

logger.warn(str)

Type: String or Object

str is displayed on console only if log level is higher than 1 (WARN).

logger.info(str)

Type: String or Object

str is displayed on console only if log level is higher than 2 (INFO).

logger.verbose(str)

Type: String or Object

str is displayed on console only if log level is higher than 3 (VERBOSE).

logger.debug(str)

Type: String or Object

str is displayed on console only if log level is higher than 4 (DEBUG).

logger.silly(str)

Type: String or Object

str is displayed on console only if log level is higher than 5 (SILLY).

Options

logger.level

Type: int Default: 0

Sets log level.

Predefined values (log level in order of verbosity):

• logger.ERROR (0)
• logger.WARN (1)
• logger.INFO (2)
• logger.VERBOSE (3)
• logger.DEBUG (4)
• logger.SILLY (5)

Example:

logger.level = logger.INFO;

logger.show_date

Type: Boolean Default: true

Displays the date on each log (format: YYYY/MM/DD).

Example:

logger.show_date = false;

logger.show_time

Type: Boolean Default: true

Displays the time on each log (format: HH:MM:ss).

logger.show_type

Type: Boolean Default: true

Displays the colored type of log on each log.