Efficient outputting of to-string conversions

[spir]

On 02/07/2011 11:38 PM, Tomek Sowiński wrote:
> Jonathan M Davis napisał:
>
>> On Monday 07 February 2011 13:10:09 Tomek Sowiński wrote:
>>> Looks like std.conv.to always allocates behind the scenes. It's a shame as
>>> the returned string is immediately processed and discarded in my XML
>>> writer. Are there plans to include a custom output variant, e.g.
>>> to!string(7, outputRange)?
>>
>> http://prowiki.org/wiki4d/wiki.cgi?LanguageDevel/DIPs/DIP9
>
> I know about Steven's proposal but it applies only to user types not primitives. Either way std.conv.to would need a buffered output range as integers are written from the right. Any chance for an abstraction analogous to buffered input ranges discussed recently?

I haven't read a solution like the proposal for writeTo would not apply to 
primitives. Is it really so? (If only for language consistency, I would prefere 
this big shift to apply to all types.)

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