gcarde-logger v1.0.2

gcarde-logger

A simple, customizable logger for Node.js applications, including a middleware for Express.js.

Installation

npm install gcarde-logger

Usage

Logger

const { createLogger } = require('gcarde-logger');

// Configuration example
const logger = createLogger({
    logLevels: { error: true, info: true, warn: true },
    logFilePath: 'logs/app.log',
    logToConsole: true,
    logToFile: true
});

logger.info('12345', 'This is an informational message');
logger.warn('12345', 'This is a warning');
logger.error('12345', 'This is an error');

Middleware for Express.js

const express = require('express');
const { createLogger, createLoggingMiddleware } = require('gcarde-logger');

const logger = createLogger({
    logLevels: { error: true, info: true, warn: true },
    logFilePath: 'logs/app.log',
    logToConsole: true,
    logToFile: true
});

const app = express();
const loggingMiddleware = createLoggingMiddleware(logger);

// Use the middleware
app.use(loggingMiddleware);

app.get('/', (req, res) => {
    res.send('Hello World!');
});

app.listen(3000, () => {
    logger.info('SERVER', 'Server is running on port 3000');
});

API Reference

Logger Configuration

Middleware

• The middleware generates a unique transaction ID for each request and logs the request start and response completion time.