Code smells. I’ve mentioned “code smells” at work, only to discover that my coworkers didn’t know what I meant. It’s basically a diaper-changing metaphor: “If it stinks, change it.”
“If it stinks, change it.”
A code smell isn’t “awful code that makes you hold your nose.” Rather, it’s a simple indication that something may need to be changed. Quite often, you won’t notice a code smell until someone else describes it. This is what Kent Beck and Martin Fowler did in the Refactoring book: created a list of smells, and what to do about them.
The book’s catalog of code smells relate to good practices of object-oriented programming. I’m going to start a series that is specific to Objective-C code smells. Here’s a tentative list to give you a preview:
I think this’ll be interesting, and sometimes even controversial. (Dot notation, anyone?) So be sure to come back — subscribe to keep up with the latest postings!
Question: What common Objective-C practices have you encountered that you might consider code smells? Leave a comment below.
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