Refactoring JavaScript: Turning Bad Code Into Good Code (Paperback)

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If your JavaScript is a mess, frameworks can only do so much to help. No matter what framework, compiles-to-JS language, or library you use, bugs and performance concerns will always be an issue if the underlying quality of your JavaScript is poor. With this hands-on guide, you ll learn how test and refactor your existing code to help reduce complexity, improve readability, and gain confidence in the codebase.

Author Evan Burchard shows you how to identify areas of bad code, and then takes you through several refactoring methods for improving them. Techniques range from renaming variables to applying principles of functional and object-oriented programming. If you re motivated to write better JavaScript code either on the frontend or backend, this book is a must.

  • Use refactoring to restructure existing code, without changing its behavior
  • Learn the relationship between refactoring and quality
  • Explore the many versions of JavaScript in use today
  • Create automated tests to confirm that your code works, and find bugs that slip through
  • Learn how to refactor simple JavaScript structures, functions, and objects
  • Refactor your codebase by applying object-oriented and functional programming principles
  • Examine methods for refactoring asynchronous JavaScript

About the Author

Evan Burchard is a Web Development Consultant and the author of The Web Game Developer's Cookbook. Offline, he has designed an award-winning kinetic game involving stacking real ice cubes, and periodically picks up his project to walk across the U.S.

Product Details
ISBN: 9781491964927
ISBN-10: 1491964928
Publisher: O'Reilly Media
Publication Date: May 2nd, 2017
Pages: 439
Language: English