Using “Switch” Is Not an Anti-pattern

Using “Switch” Is Not an Anti-pattern

In this tutorial, i will show you the reason why Use “Switch” Is Not an Anti-pattern. Let’s take a lesson from functional programming to find when using a switch is OK.

I have seen several articles recently that take the position that switch statements (or even if statements) are an anti-pattern in regards to best practice object-orientated programming. In a way, the sentiment is usually fine, but I don’t think that these articles really tell the full story. Let’s take a lesson from functional programming to find when using a switch is OK.

I’ll use TypeScript in this article as it supports all of the necessary language features and is usually pretty easy to read.

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