2 Looking under the hood of refactoring
This chapter covers
- Using readability to communicate intent
- Localizing invariants to improve maintainability
- Enabling change by addition to speed up development
- Making refactoring part of daily work
In the last chapter, we took a look at the different elements involved in refactoring. In this chapter, we dive into the technical details to form a solid foundation of what refactoring is and why it is important from a technical perspective.
2.1 Improving readability and maintainability
We start by reiterating the definition of refactoring that we use in this book: refactoring is making code better without changing what it does. Let’s break down the two main components of this definition: making code better ...
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