DIP33: A standard exception hierarchy
deadalnix
deadalnix at gmail.com
Wed Apr 3 01:40:51 PDT 2013
On Tuesday, 2 April 2013 at 20:11:31 UTC, Lars T. Kyllingstad
wrote:
> Phobos/druntime devs can always add to the enums. Users still
> have the option of subclassing if strictly necessary.
>
This is fundamentally incompatible with :
> I'm not sure I agree with that rule. And anyway, D's final
> switch mitigate some of the problems with classic switch.
>
As adding an entry unto the enum will break every single final
switch in user code.
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