- Bun is designed to be a drop-in replacement for Node.js, providing compatibility with Node.js APIs.
- Bun offers features like a bundler, test runner, and a Node.js-compatible package manager.
- Bun is built with a focus on speed and performance, aiming to be faster than other package managers like npm, pnpm, and yarn.
- Bun is still in its infancy and is continually evolving, with plans to implement missing features and improve compatibility.
Is Bun Compatible with Node?
Yes, Bun aims for complete Node.js API compatibility. Most npm packages intended for Node.js environments will work with Bun out of the box. However, the best way to ensure compatibility is to try it yourself. Bun provides regular updates and actively seeks feedback from users to address any compatibility issues. If you encounter any bugs or compatibility issues with a specific package, you can open an issue on Bun’s GitHub repository to help the team prioritize and address the problem.
A Step-by-Step Guide to Using Bun
Now that we know Bun is compatible with Node.js, let’s dive into how you can get started with Bun in your own projects. Follow these steps to install and use Bun:
Step 1: Install Bun
To install Bun, you can use the npm package manager. Open your terminal or command prompt and run the following command:
npm install -g @bun/cli
This will install the Bun command-line interface globally on your system.
Step 2: Create a New Project
After installing Bun, you can create a new project by running the following command:
bun init my-project
Replace “my-project” with the desired name of your project. This command will set up a new project directory with the necessary files and configuration for a Bun project.
Step 3: Install Dependencies
Once your project is set up, navigate to the project directory using the cd command and run the following command to install the project dependencies:
This command will install the dependencies listed in your project’s package.json file.
Step 4: Build and Run Your Project
To build and run your Bun project, use the following command:
bun build && bun start
This command will build your project and start the Bun development server, which will serve your application locally for testing and development.
Step 5: Test Your Project
Bun comes with a built-in test runner that enhances test performance. To run your project’s tests, use the following command:
This command will execute your project’s tests and provide feedback on their success or failure.
Who is Bun For?