Proposal: Support for objects in switch statements

[sarn]

On Monday, 6 November 2017 at 10:10:29 UTC, Atila Neves wrote:
> Checking for types at runtime is a code smell in OOP. Sometimes 
> necessary, especially if doing multiple dispatch, but never 
> done gladly. There's already a way to dispatch on type: virtual 
> functions.
>
> Atila

More on that:
https://www.tomdalling.com/blog/software-design/solid-class-design-the-liskov-substitution-principle/

It often happens when people try to model sum types using 
polymorphism.