Logger

The Logger module provides a flexible and advanced logging functionality for your Node.js applications.

Features

• Multiple log levels (info, warn, error)
• Log formatting with timestamp and log level
• Console logging with configurable log level
• Log file rotation based on size and number of files
• Error handling and stack trace logging
• Log file compression (optional)
• Log persistence (optional)
• Log metadata support
• Log filtering based on level and metadata
• Easy integration and customization

Installation

npm install adv-logs

Usage

const Logger = require("adv-logs");

const logger = new Logger({
  logLevel: "info",
  logFile: "logs/app.log",
  maxSize: 5242880, // 5MB
  maxFiles: 5,
  enableConsoleLogging: true,
  compressLogs: false,
  persistLogs: true,
});

logger.log("This is an info log.");
logger.warn("This is a warning log.");
logger.error("This is an error log.", new Error("Some error"));

// Filter logs
const filteredLogs = logger.filterLogs({ level: "warn" });
console.log(filteredLogs);

// Get all logs
const allLogs = logger.getAllLogs();
console.log(allLogs);

Configuration

The following configuration options are available when creating a new Logger instance:

• logLevel: The log level for the logger (info, warn, error). Default: 'info'.
• logFile: The path to the log file. Default: 'logs/app.log'.
• maxSize: The maximum size of the log file before rotation (in bytes). Default: 5242880 (5MB).
• maxFiles: The maximum number of log files to retain. Default: 5.
• enableConsoleLogging: Enable or disable console logging. Default: true.
• compressLogs: Enable or disable log file compression. Default: false.
• persistLogs: Enable or disable log persistence. Default: true.

Contributing

Contributions are welcome! Please follow these guidelines:

1. Fork the repository.
2. Create a new branch: git checkout -b feature/your-feature.
3. Make your changes and commit them: git commit -am 'Add your feature'.
4. Push to the branch: git push origin feature/your-feature.
5. Submit a pull request.

License

This project is licensed under the MIT License.