range.save

[Ilya via Digitalmars-d]

On Friday, 20 November 2015 at 02:47:17 UTC, Rikki Cattermole 
wrote:
> On 20/11/15 10:30 AM, Freddy wrote:
>> Does anyone else think range.save is a hack? I often find 
>> myself
>> forgetting to call range.save in my generic code with my 
>> unittests
>> working fine. Also, working with a range of ranges may forget 
>> to call
>> range.save.(Ex: [1,2,4].repeat)
>
> Not really.
> If you forget it, then things won't work since it'll be empty ;)

If range is class. For most of structs like Iota range.save 
returns just itself.