Bun Crash Course | JavaScript Runtime, Bundler & Transpiler

Traversy Media · Beginner ·🏗️ Systems Design & Architecture ·2y ago
In this crash course, we will look at the Bun.js JavaScript runtime/bundler/toolkit. I will show you how to get set up and check out some of the features. Bun Official Website & Docs: https://bun.sh Check Out My Courses: https://traversymedia.com If you are on Windows, this is a video I did setting up WSL. It is old, but the steps are pretty much the same: https://www.youtube.com/watch?v=Cvrqmq9A3tA Timestamps: 0:00 - Intro & Slides 1:22 - What Is Bun? 4:41 - Features & Advantages 9:16 - Installation 11:50 - bun init 12:55 - bun run 13:18 - Bun.serve() 15:29 - Watch Mode 16:22 - Hot Reload Mode 16:43 - Env Variables 18:16 - Bun Scripts 19:30 - Simple Routes 21:00 - bun x 21:58 - Node Core Modules 23:59 - File I/O API 27:05 - Testing 29:19 - The Bundler 32:21 - bun build 34:26 - Bundler Watch Mode 35:03 - React & JSX 39:03 - Conclusion
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Chapters (21)

Intro & Slides
1:22 What Is Bun?
4:41 Features & Advantages
9:16 Installation
11:50 bun init
12:55 bun run
13:18 Bun.serve()
15:29 Watch Mode
16:22 Hot Reload Mode
16:43 Env Variables
18:16 Bun Scripts
19:30 Simple Routes
21:00 bun x
21:58 Node Core Modules
23:59 File I/O API
27:05 Testing
29:19 The Bundler
32:21 bun build
34:26 Bundler Watch Mode
35:03 React & JSX
39:03 Conclusion
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