Express-Winston Benchmark

index.js

const express = require('express');
const winston = require('winston');
const expressWinston = require('./express-winston');

const app = express();

const consoleFormatter = ({ level, meta: { req, res, responseTime, stack } }) => {
    let msg = `${winston.config.colorize(level, level)} HTTP ${req.method} ${req.url}`;

    if (res) {
        msg += ` ${res.statusCode}`;
    }

    if (responseTime) {
        msg += ` (${responseTime}ms)`;
    }

    if (stack) {
        msg += `\n ${stack.join('\n')}`;
    }

    return msg;
};

app.use(expressWinston.logger({
    colorize: true,
    expressFormat: true,
    meta: true,
    transports: [
        new winston.transports.Console({
            colorize: true,
            formatter: consoleFormatter,
        })
    ],
}));

app.listen(3000, () => {
    console.log('Listing on port 3000');
});

package.json

{
  "dependencies": {
    "express": "4.16.2",
    "winston": "2.4.0"
  }
}