[swift-evolution] [Pitch] String revision proposal #1

[Ben Cohen]

> On Mar 31, 2017, at 2:00 AM, Brent Royal-Gordon <brent at architechies.com> wrote:
> 
>> On Mar 30, 2017, at 2:42 PM, Ben Cohen via swift-evolution <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
>> 
>> (or rather, given substrings will be 2-3 words, the not-even-that-small string optimization)
> 
> Wait, if you're using the `startIndex` and `endIndex` words for the small substring optimization, how are you keeping the indices interchangeable with the parent string's?
> 

This will require the indices to know more than just a position in a buffer. It’s not certain this performance trade-off is worth it, being experimented with.

> -- 
> Brent Royal-Gordon
> Architechies
> 

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