Introduction to HTTP Errors Logger

Effective error logging is essential for the development and maintenance of robust web applications. The http-errors-logger package provides a comprehensive solution for logging HTTP errors in Node.js applications. With this package, developers can easily capture and log errors, enhancing the monitoring and debugging of their applications.

Key Features

• Automatic logging of HTTP errors
• Customizable error messages
• Integration with various logging services

Installation

  npm install http-errors-logger

API Examples

Basic Usage

  const httpErrorsLogger = require('http-errors-logger');
  
  // Initialize the logger
  const logger = httpErrorsLogger.createLogger();
  
  // Middleware to log errors
  app.use(logger);

Custom Error Messages

  const logger = httpErrorsLogger.createLogger({
    formatError: (err) => `Custom message: ${err.message}`
  });
  
  app.use(logger);

Integration with Winston Logger

  const winston = require('winston');
  const httpErrorsLogger = require('http-errors-logger');
  
  const winstonLogger = winston.createLogger({
    transports: [
      new winston.transports.Console(),
      new winston.transports.File({ filename: 'error.log' })
    ]
  });
  
  const logger = httpErrorsLogger.createLogger({
    logFunction: (err) => winstonLogger.error(err)
  });
  
  app.use(logger);

App Example with HTTP Errors Logger

Complete Example

  const express = require('express');
  const winston = require('winston');
  const httpErrorsLogger = require('http-errors-logger');

  const app = express();
  
  const winstonLogger = winston.createLogger({
    transports: [
      new winston.transports.Console(),
      new winston.transports.File({ filename: 'error.log' })
    ]
  });
  
  const logger = httpErrorsLogger.createLogger({
    logFunction: (err) => winstonLogger.error(err)
  });
  
  app.use(logger);
  
  app.get('/', (req, res) => {
    res.send('Hello World!');
  });
  
  app.use((err, req, res, next) => {
    res.status(500).send('Something broke!');
  });
  
  app.listen(3000, () => {
    console.log('Server is running on port 3000');
  });

By integrating http-errors-logger into your Node.js application, you can significantly improve your error handling and monitoring processes.

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