Why foreach(c; someString) must yield dchar

[Steven Schveighoffer]

On Wed, 18 Aug 2010 23:11:26 -0400, Rainer Deyke <rainerd at eldwood.com>  
wrote:

> On 8/18/2010 20:37, dsimcha wrote:
>> I've been hacking in Phobos and parallelfuture and I've come to the  
>> conclusion
>> that having typeof(c) in the expression foreach(c; string.init) not be  
>> a dchar
>> is simply ridiculous.
>
> I have long ago come to the opposite conclusion.  An array of 'char'
> should act like any other array.  If you want a sequence of 'dchar' that
> is internally stored as an array of 'char', don't call it 'char[]'.

I have to agree with Rainer here.  I think maybe string shouldn't just be  
an immutable(char)[].  I'd rather see it as a struct that wraps a char[]  
and presents the appropriate interface.

Ditto for wchar.

-Steve