Contact Manager

A professional CLI contact management system implemented in TypeScript.

Features

• 📝 Add new contacts
• 📋 Display contact list
• 🔍 Search contacts
• ❌ Delete contacts
• 🎯 Strong typing with TypeScript
• ✨ Simple and user-friendly CLI interface
• 🧪 Unit tests with Jest
• 🔍 Code quality with ESLint
• 💅 Code formatting with Prettier
• 🔄 Fast development with Nodemon

Prerequisites

• Node.js (version 18 or higher)
• npm or yarn

Installation

# Install dependencies
npm install

# or using yarn
yarn install

Available Commands

# Run the application
npm start

# Run in development mode
npm run dev

# Run tests
npm test

# Build the project
npm run build

# Lint the code
npm run lint

# Format the code
npm run format

Project Structure

contact-manager/
├── src/
│   ├── index.ts
│   ├── ContactManager.ts
│   ├── types/
│   │   └── Contact.ts
│   └── utils/
│       └── validation.ts
├── tests/
│   └── ContactManager.test.ts
├── package.json
├── tsconfig.json
└── README.md

Tests

This project uses Jest for unit testing. Tests include:

• Testing contact addition
• Testing contact list display
• Testing input validation

Contributing

1. Fork the project
2. Create your feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add some amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

License

This project is licensed under the MIT License.