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Refactoring with C#

You're reading from   Refactoring with C# Safely improve .NET applications and pay down technical debt with Visual Studio, .NET 8, and C# 12

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Product type Paperback
Published in Nov 2023
Publisher
ISBN-13 9781835089989
Length 434 pages
Edition 1st Edition
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Author (1):
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Matt Eland Matt Eland
Author Profile Icon Matt Eland
Matt Eland
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Table of Contents (24) Chapters Close

Preface 1. Part 1: Refactoring with C# in Visual Studio FREE CHAPTER
2. Chapter 1: Technical Debt, Code Smells, and Refactoring 3. Chapter 2: Introduction to Refactoring 4. Chapter 3: Refactoring Code Flow and Iteration 5. Chapter 4: Refactoring at the Method Level 6. Chapter 5: Object-Oriented Refactoring 7. Part 2: Refactoring Safely
8. Chapter 6: Unit Testing 9. Chapter 7: Test-Driven Development 10. Chapter 8: Avoiding Code Anti-Patterns with SOLID 11. Chapter 9: Advanced Unit Testing 12. Chapter 10: Defensive Coding Techniques 13. Part 3: Advanced Refactoring with AI and Code Analysis
14. Chapter 11: AI-Assisted Refactoring with GitHub Copilot 15. Chapter 12: Code Analysis in Visual Studio 16. Chapter 13: Creating a Roslyn Analyzer 17. Chapter 14: Refactoring Code with Roslyn Analyzers 18. Part 4: Refactoring in the Enterprise
19. Chapter 15: Communicating Technical Debt 20. Chapter 16: Adopting Code Standards 21. Chapter 17: Agile Refactoring 22. Index 23. Other Books You May Enjoy

Instantiating objects

Now that we’ve sufficiently improved our CanPassengerBoard method, let’s look at how we can create objects and see a few simple improvements you can make that will simplify object instantiation in your code.

Terminology notes

New developers are often tripped up by a handful of phrases that are commonly used by developers. For example, in this section, we will talk about instantiating objects. This is a common way of phrasing this for developers, but all it means is the process of creating a specific instance of a class using the new keyword. When you see the term instantiating, you can think of it simply as creating a specific instance of something.

This section’s code could come from anywhere, but we’ll focus on code found in a pair of methods in the PassengerTests.cs file in the test project that accompanies this chapter.

Replacing var with explicit Types

The first line of code I want to focus on comes from one of our...

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