pure format

[Nicholas Wilson via Digitalmars-d]

On Thursday, 2 July 2015 at 04:41:51 UTC, HaraldZealot wrote:
> On Thursday, 4 June 2015 at 17:02:46 UTC, Oleg B wrote:
>> On Thursday, 4 June 2015 at 16:21:54 UTC, Jonathan M Davis 
>> wrote:
>>
>> I think toString for float must be pure, but in practice it's 
>> not.
>>
>>
>> It's a bug? I read what std.format.format using libc sprintf 
>> http://www.digitalmars.com/d/archives/digitalmars/D/learn/std.conv.to_purity_68957.html and if it try it's not a bug...
>
> And I also remember that format doesn't work in CT, so it was 
> really uncomfortable that a can't initialize array of special 
> values for algorithm in CT. It was a more than year ago, 
> possible something changes.

pretty sure std.metastring(s?) was deprecated 'cos format works 
at CT