imergo-logger

This module is a generic winston logger wrapper for our imergo-frameworks. It is a globally configurable logger via environment variables, with default values.

Install

npm install imergo-logger

Usage

import Logger from "imergo-logger"
const logger = Logger(label | config)
logger.error("This is an error message")

Where:

• label: standard descriptive string
• config: standard winston configuration object

Environment variables

| Variable | Description | Default | |:-------------------------|:---------------------------------------------------------------------------|----------------------------------------------------------------------| | NODE_DEBUG | Comma-separated list of module names to be debugged (it accepts wildcards) | None | | NODE_IMERGO_LOGCONSOLE | When false, it deactivates shell logging | true | | NODE_IMERGO_LOGDIR | Directory where to store logs | $HOME/.logs in POSIX systems or %USERPROFILE%\.logs in Windows | | NODE_IMERGO_LOGFILE | Name of the log file | imergo.log |

Testing

npm test

Documentation

To install the documentation locally, run:

npm run doc

Available online at: https://health-open.pages.fraunhofer.de/imergo-logger/