Do you have nice examples of refactoring code?

Leonora Der on June 12, 2018

I am looking for code samples that are good examples of how to refactor code. I would be the happiest if you could provide the code both before a... [Read Full]
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I just wrote a post on refactoring some Go code to use interfaces. I outline the steps used to refactor this particular pattern: dev.to/chuck_ha/interfaces-in-go-3onc

I would also suggest reading sandimetz.com/99bottles/. It's a fantastic book that refactors code throughout the book and explains how to get there.

 

This kata is a famous one :

github.com/emilybache/GildedRose-R...

Also, you can take a look at this one :

github.com/sandromancuso/trip-serv...

Java one is also explained in two blog articles here :

codurance.com/2011/07/16/testing-l...

 

Someone at work asked me to refactor their 99 bottles code. I recorded the refactoring so they could see the process and how I think about it. Before is here and after is here. It's a pretty good demonstration of how I refactor.

 

is it about safe refactoring (with ide)
or refactoring to design patterns? if its the latter, I recommend going through Clean Code by Rob Martin and
Refactoring: Improving the Design of Existing Code by Kent Beck and Martin Fowler

 

(C#) I just made one that I found in StackOverflow. I implemented the code in a WebApi and it is working fine :D

stackoverflow.com/questions/333111...

 
 
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