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Go Programming - From Beginner to Professional

You're reading from   Go Programming - From Beginner to Professional Learn everything you need to build modern software using Go

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Product type Paperback
Published in Mar 2024
Publisher Packt
ISBN-13 9781803243054
Length 680 pages
Edition 2nd Edition
Languages
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Author (1):
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Samantha Coyle Samantha Coyle
Author Profile Icon Samantha Coyle
Samantha Coyle
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Toc

Table of Contents (30) Chapters Close

Preface 1. Part 1: Scripts
2. Chapter 1: Variables and Operators FREE CHAPTER 3. Chapter 2: Command and Control 4. Chapter 3: Core Types 5. Chapter 4: Complex Types 6. Part 2: Components
7. Chapter 5: Functions – Reduce, Reuse, and Recycle 8. Chapter 6: Don’t Panic! Handle Your Errors 9. Chapter 7: Interfaces 10. Chapter 8: Generic Algorithm Superpowers 11. Part 3: Modules
12. Chapter 9: Using Go Modules to Define a Project 13. Chapter 10: Packages Keep Projects Manageable 14. Chapter 11: Bug-Busting Debugging Skills 15. Chapter 12: About Time 16. Part 4: Applications
17. Chapter 13: Programming from the Command Line 18. Chapter 14: File and Systems 19. Chapter 15: SQL and Databases 20. Part 5: Building For The Web
21. Chapter 16: Web Servers 22. Chapter 17: Using the Go HTTP Client 23. Part 6: Professional
24. Chapter 18: Concurrent Work 25. Chapter 19: Testing 26. Chapter 20: Using Go Tools 27. Chapter 21: Go in the Cloud 28. Index 29. Other Books You May Enjoy

The gofmt tool

The gofmt tool is used to keep your code neat and consistently styled. When working on a large software project, an important but often overlooked factor is code style. Having a consistent code style throughout your project is important for readability. When you must read someone else’s code, or even your own code months after writing it, having it in a consistent style makes you focus on the logic without much effort. Having to parse differing styles when reading code is just one more thing to worry about and leads to mistakes. To overcome this issue, Go comes with a tool to automatically format your code in a consistent way called gofmt. This means that, across your project, and even across other Go projects that use the gofmt tool, the code will be consistent. So, it will fix the formatting of the code by correcting the spacing and indentation, as well as trying to align the sections of your code.

Exercise 20.03 – using the gofmt tool

In this exercise...

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