It is not recommended to use procedure-like syntax for methods with Unit
return type. It is inconsistent,
may lead to errors and will be deprecated in future versions of Scala.
* Reference: The talk "Scala with Style" by Martin Odersky at
ScalaDays 2013
Hint: You can use Analyze / Run Inspection by Name (Ctrl+Alt+Shift+I) to apply this inspection to the whole project