Filter

A powerful stdout filtering tool for long running applications

✨ Features

• 🎯 Real-time filtering - Filter stdout output as it happens
• 🖥️ Beautiful TUI - Terminal User Interface built with ratatui
• 🔍 Regex support - Powerful pattern matching capabilities
• ⚡ High performance - Built with Rust for maximum speed
• 🔄 Live updates - See filtered results in real-time

📸 Screenshots

Clean Interface

Active Filtering

Pattern Matching

🚀 Quick Start

Installation

cargo install filter

Usage

Basic usage - filter any command's stdout:

filter <command> [args...]

Examples

Flutter development:

filter flutter run

npm scripts:

filter npm run dev

Docker logs:

filter docker logs -f container_name

Python applications:

filter python app.py

🎮 Keyboard Shortcuts

• Ctrl+q - Quit the application
• space - Opens up the menu
• j/k - Navigate through output
• Ctrl+C - Exit immediately

🔧 Configuration

Filter supports environment variables for customization:

# Set log file location
export FILTER_LOG_FILE=/tmp/filter.log

# Run with custom log level
RUST_LOG=debug filter your-command

🛠️ Development

Building from source

git clone https://github.com/yourusername/filter-rs.git
cd filter-rs
cargo build --release

Running tests

cargo test

📝 License

This project is licensed under the MIT License - see the LICENSE file for details.

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

📊 Performance

Built with performance in mind:

• ✅ Zero-allocation string processing
• ✅ Concurrent output handling with Rayon
• ✅ Optimized regex matching
• ✅ Memory-efficient buffer management

Made with ❤️ in Rust