Console Handler for Debugr

This Handler adds logging to console.

Installation

npm install --save @debugr/console

Usage

import { Logger, LogLevel } from '@debugr/core';
import { ConsoleHandler } from '@debugr/console';

const globalContext = {
  applicationName: 'example',
};

const logger = new Logger(globalContext, [
  new ConsoleHandler(),
]);

logger.info('Application started.');

// will output something like:
// [ii] Application started.

Options

The ConsoleHandler constructor accepts an optional options object with the following keys as the first argument:

| Option | Type | Default | Description | |-------------|--------------------------------------------|-----------------|-------------------------------------------------------------------------------------------------| | threshold | LogLevel | LogLevel.INFO | The lowest level of entries which will be logged. Any entries below this level will be ignored. | | levelMap | Record<number, string> | | A map of custom log levels to their string representation. | | colorMap | Record<number, (v: string) => string> | | A map of custom log levels to callbacks applying ANSI colors. See ansi-colors. | | timestamp | boolean, (ts: ImmutableDate) => string | false | Whether to prefix entries with their timestamp. Pass a callback if you need custom formatting. |