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Example code of awjudd/guard-clauses

Informations about the package guard-clauses

Guard Clauses

A guard clause is a software pattern that simplifies complex functions by "failing fast", checking for invalid inputs up front and immediately failing if any are found.

Sample Usage

Avoiding Primative Obsession:

By doing this, you are then able to quickly make sure your objects are valid upon creation.

You can also use it in methods:

Why is this better? It reduces the overall nesting required in your code. While the below is a simple problem, you can see how it can propagate.

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