removal of cruft from D

Justin Johansson no at spam.com
Fri Nov 20 17:46:00 PST 2009


Bill Baxter Wrote:

> On Fri, Nov 20, 2009 at 5:22 PM, Justin Johansson <no at spam.com> wrote:
> > Andrei Alexandrescu Wrote:
> >
> >> Ellery Newcomer wrote:
> >> > Nick Sabalausky wrote:
> >> >> 2. Octal literals! I think it'd be great to have a new octal syntax, or even
> >> >> better, a general any-positive-inter-base syntax. But until that finally
> >> >> happens, I don't want "010 == 8" preserved. And I don't think the ability to
> >> >> have an octal literal is important enough that lacking it for a while is a
> >> >> problem. And if porting-from-C really has to be an issue, then just make
> >> >> 0[0-9_]+ an error for a transitionary period (or forever - it'd at least be
> >> >> better than maintaining "010 == 8").
> >> >>
> >> >> 3. Also the comma operator, but that's already been recently discussed.
> >> > <bikeshed>
> >> >
> >> > hex literal prefix: 0x, not 0h
> >> > =>
> >> > octal literal prefix: 0c, not 0o
> >> >
> >> > </bikeshed>
> >>
> >> This I'm on board with. 0o is too much like a practical joke.
> >
> > Okay let's go for some consistency then.
> >
> > First try. Radix character comes from 3rd character of radix name.
> >
> > hexadecimal   0x
> > octal             0t
> > binary           0n
> >
> > Or, second try, how about first non-digit-looking character in radix name?
> >
> > hexadecimal   0h
> > octal             0c
> > binary           0b
> >
> > My point being ... if there were to be a change in lexical form, a simple rule would be nice.  Of course the rule can be anything that can be coerced to a rule.  Hope this doesn't sound like a false choice :-)
> 
> No problem!
> 
>   charToUse = basename[ floor(log2(log2(base))) ];
> 
> --bb

Sweet.  I'm curious though, have you ever programmed in BrainF? Ha :-)




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