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Clean Code in JavaScript

You're reading from   Clean Code in JavaScript Develop reliable, maintainable, and robust JavaScript

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Product type Paperback
Published in Jan 2020
Publisher Packt
ISBN-13 9781789957648
Length 548 pages
Edition 1st Edition
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Concepts
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Author (1):
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James Padolsey James Padolsey
Author Profile Icon James Padolsey
James Padolsey
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Toc

Table of Contents (26) Chapters Close

Preface 1. Section 1: What is Clean Code Anyway?
2. Setting the Scene FREE CHAPTER 3. The Tenets of Clean Code 4. The Enemies of Clean Code 5. SOLID and Other Principles 6. Naming Things Is Hard 7. Section 2: JavaScript and Its Bits
8. Primitive and Built-In Types 9. Dynamic Typing 10. Operators 11. Parts of Syntax and Scope 12. Control Flow 13. Section 3: Crafting Abstractions
14. Design Patterns 15. Real-World Challenges 16. Section 4: Testing and Tooling
17. The Landscape of Testing 18. Writing Clean Tests 19. Tools for Cleaner Code 20. Section 5: Collaboration and Making Changes
21. Documenting Your Code 22. Other Peoples' Code 23. Communication and Advocacy 24. Case Study 25. Other Books You May Enjoy

Expressions, statements, and blocks

There are broadly three types of syntactic container that exist within JavaScript: expressions, statements, and blocks. They are all containers in that they all hold other pieces of syntax and all have distinct behaviors that are worth distinguishing.

There are additional constructs that you can call containers, such as functions or modules, but for now we're only interested in the types of syntax that you would find within these. As we continue to explore the language, we are slowly zooming out all the way from granular operators and expressions to the much larger and more complex functions and programs in which they reside.

It's best to visualize the individual syntactic parts of a program as a hierarchy:

Here, we can see that individual expressions (with a lower border) are wrapped in statements, either of the regular or block...

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