express-logging-json

A JSON logging helper for Express

Installation

``bash
npm install express-logging-json
`

Usage

A simple logging middleware example, with on-finished module:
`js
const onFinished = require('on-finished');
const format = require('express-logging-json');

const options = {
mask: {
fields: ['headers.authorization']
}
};

const app = express();

app.use((req, res, next) => {
onFinished(res, err => {
const log = format(req, res, options);
log.err = err;
console.info(log);
});
next();
});
``