DIP19: Remove comma operator from D and provision better syntactic support for tuples

[bearophile]

Timon Gehr:

> cases already introduce their own scopes in D,

Thank you, I didn't remember this.


> but switch cannot be extended well to serve such use cases.

Please explain, as I am not able to see the problems.

I have discussed that topic a little here:
http://d.puremagic.com/issues/show_bug.cgi?id=596

Bye,
bearophile