Instead of a Comment, Use a Well-Named Function

Instead of a Comment, Use a Well-Named Function

In this post, i will show you how to Instead of a Comment, Use a Well-Named Function and Replace Explanatory Comments with Code That Explains Itself.

Think back to your first programming class. Your first programming language. Maybe it was C. Maybe Java. Maybe HTML. As you were learning syntax rules, one of the first things you learned was how to add comments to your code. Whether it was // or /* */ or <!-- //--> or # or maybe even c or *, this new tool opened up an exciting new possibility:

If it’s not clear (to me or to anyone else) what these lines of code do, I can use a comment to explain myself.

And with that shiny new tool in our box, we got lazy.

As I work as a reviewer for Pull Request, I occasionally come across code that looks something like this:

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