getNext

[Andrei Alexandrescu]

On 7/9/12 10:31 AM, Mehrdad wrote:
> On Monday, 9 July 2012 at 14:21:33 UTC, Andrei Alexandrescu wrote:
>>> Huh? You don't... it's an input iterator, not an output iterator!
>>
>> The idea of an input range is that it works seamlessly with the more
>> capable ranges.
>>
>> Andrei
>
> You mean 'foreach'? That should be using opApply if it wants to take
> outputs by ref, not input range capabilities.
>
> Or is there some other constructor you're referring to? Because I don't
> see any overlap in the constructs between input and output ranges.

I think it's about the notion of "input range" that is confusing, a 
better name would be "single-pass range". One should be perfectly 
capable of assigning to elements of an input range. A built-in slice is 
an input range.

Andrei