🌈 RainbowLogger

RainbowLogger is a colorful and expressive logger for Flutter and Dart apps.
It adds clarity and visual appeal to your console output using emoji, colors, and timestamps — perfect for stylish and structured debugging!

✨ Features

  • ✅ Predefined log types: error, success, info, warning, log
  • 🎨 ANSI terminal coloring mapped from Flutter Colors
  • 🕒 Optional timestamps for better log tracing
  • 🧩 Custom prefix, suffix, and color
  • 🔁 Reusable logger instances with configurable settings
  • 💻 Works with both Flutter and pure Dart CLI apps

🚀 Installation

Add to your pubspec.yaml:

dependencies:
  rainbow_logger: ^1.0.0

Then run:

flutter pub get

📦 Import

import 'package:rainbow_logger/rainbow_logger.dart';

🧪 Usage

🔹 Quick Static Logging

RainbowLogger.errorPrint("Something went wrong!");
RainbowLogger.successPrint("Operation completed successfully.");
RainbowLogger.infoPrint("User has entered the dashboard.");
RainbowLogger.warningPrint("This is just a warning.");
RainbowLogger.logPrint("Custom colored log",color: Colors.purple,prefix: "💡",suffix: "✔️",showTimestamp:true,);

🔸 Reusable Logger Instance

final logger = RainbowLogger(prefix: "🚀",suffix: "✅",color: Colors.cyan,showTimestamp: true,);
logger.print("Reusable logger in action!");

📘 Output Example (Styled)

[12:00:01] ❌ Something went wrong!
[12:00:01] ✅ Operation completed successfully.
[12:00:01] ℹ️ User has entered the dashboard.
[12:00:01] ⚠️ This is just a warning.
[12:00:01] 💡 Custom colored log ✔️
[12:00:01] 🚀 Reusable logger in action! ✅

✅ Note: ANSI colors appear correctly in terminals and IDE consoles like VS Code, IntelliJ, or Android Studio.

📁 File Structure

  • lib/rainbow_logger.dart – Core logger class with static and instance logging
  • lib/rainbow_colors.dart – Helper class for color-to-ANSI mapping

🧠 Why Use RainbowLogger?

  • Easier debugging with structured and colorful logs
  • Visual cues for better log scanning and error detection
  • Simple to use and lightweight
  • Fully customizable with emoji, colors, and timestamps

📄 License

MIT License © 2025 Piyush Kumar

💡 Contributions

Pull requests are welcome!
Feel free to open issues or suggest improvements.

Libraries

rainbow_logger