Linter vs Human (By: Noor Ali Butt) - Flutter Forward Extended 2023

Talk by Noor Ali Butt (https://www.linkedin.com/in/nooralibutt/) at Flutter Forward Extended 2023 by GDG Lahore.

Transcript

2. Linter vs Human Learn how we can make dart code absolutely BUG FREE
3. Agenda Bad coding examples What is Linter How to install Linter Enabling/Disabling Rules Adding all the rules Conclusion 9:00am 9:15am 9:30am 10:00am 12:30pm 4:00pm Only your code is bad I am the best
4. Code Sample 1
 
 
 
 
 
 Code Sample 2

5. The Dart linter is a static analyzer for identifying possible problems in your Dart source code. There are over two hundred code linting rules available, checking anything from: What is Linter potential type issues Code Style Proper Flutter Widget Usage Formatting + + + +
7. Code Sample 1
 
 
 
 
 
 Code Sample 2
 Let’s solve this using linter
8. dev_dependencies:
 flutter_lints: ^2.0.1
 
 How to install Linter All the pre defined flutter recommended lints will be imported In a file called analysis_options.yaml
9. include: package:flutter_lints/flutter.yaml
 
 linter:
 rules:
 prefer_final_locals: true
 always_declare_return_types: false
 
 
 Enable and disable linting rules:
10. This is how IDE will display lint
11. I have a friend named Ameer Hamza. He is the best programmer i recommend you guys learn from him BTW Fun Fact:
12. What happens when I add all the rules to my project?
13. What happens when I added all the rules to my existing repo?: - Performance issue - Some lints are incompatible with other lints
14. For Example
16. Either hire a very good code reviewer or implement lints Optimized Code and less prone to error In Package publishing, flutter award pub points based on lints Improves your coding style + + + + Conclusion
17. THANK YOU!