What features of D are you using now which you thought you'd never goint to use?

[Joseph Rushton Wakeling]

On 06/23/2013 12:34 PM, monarch_dodra wrote:
> That's a very "I have a range and want to iterate on it" view. Which is fine and
> it works in that case (and I have no problems there).
> 
> But as soon as you need an algorithm that actually *handles* ranges: swaps them,
> merges them, searches in them and splices them, then things get hairy.
> 
> For example, try implementing a sort (either merge or q) with a non-sliceable
> range... very very hard...

I would take that as a fault in the adaptor, surely?  A well designed
implementation of take or takeExactly or until or any of these other range
adaptors ought to preserve as many properties of the input range as possible.