In this Hasty Treat, Scott and Wes discuss refactoring, what it is, why you should do it, when to do it, as well as best practices and much more.
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5:00 - What is refactoring and why would you do it?
- Re-writing code while maintaining functionality
- The first code you write is most likely not your best code
7:32 - Benefits To Refactoring
- Keep part of your codebase in your head
- Keep codebase timely and up to date (E.g. promises, async, await, etc.)
- Writing code from the vantage point of having already built your product
- Performance improvement
12:54 - When to refactor
- When it's stopping your from progressing
- When brining someone new on to your team
- When you can see a more elegant solution
- When you're having performance issues
- When you're sharing or presenting code
- When you have a large codebase that needs to be broken up into smaller components
19:03 - Tips on how to refactor
- Testing will make refactoring easier
- Identify bad code and problem areas
- Use git as an escape hatch
- Break things into smaller chunks
- Publish often use code to npm as modules