Enum equality test
a at a.a
Tue Mar 23 11:36:01 PDT 2010
"bearophile" <bearophileHUGS at lycos.com> wrote in message
news:ho8k5m$5k3$1 at digitalmars.com...
>>Spec explicity says enums are convertible to their base type:<
> Right, but I am not sure it's a good design decision. I think requiring a
> cast can be better.
I absolutely agree.
>>Besides, use of enums should be discouraged in general.<
> D enums are a significant improvement over long list of normal integer
> constant, as I see sometimes in C code. They are safer and nicer.
>>It sucks maintaining code where you've thousands of switch statements all
>>over the place; there's nearly always a better way.<
> Unfortunately in D there are no computed gotos yet (even if gcc supports
> them and LLVM is starting to be able to manage them), and today D
> back-ends aren't able to inline virtual functions, so in some situations
> (final, in D2) they are the best solution I see in D. Sometimes I have to
> switch over many gigabytes of data.
Not only that, but there are many times when trying to use something other
than switch/enum is just simply complete overkill anyway. If I were actively
trying to avoid enum, I'd feel like I was using Java.
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