[review] new string type
Lars T. Kyllingstad
public at kyllingen.NOSPAMnet
Fri Dec 3 06:14:47 PST 2010
On Fri, 03 Dec 2010 08:59:52 -0500, Steven Schveighoffer wrote:
> On Fri, 03 Dec 2010 08:13:50 -0500, Lars T. Kyllingstad
> <public at kyllingen.nospamnet> wrote:
>> Another thing to consider is that by having opIndex() in there, your
>> string satisfies isRandomAccessRange. Then, some algorithms which work
>> with both bidirectional and random access may choose to go with the
>> latter. This is a quote from the std.algorithm.find() docs:
>>
>> Specializations taking advantage of bidirectional or random access
>> (where present) may accelerate search [...]
>
> I just looked it up, isRandomAccess requires hasLength, which my string
> type does not. So my string type is not a true random access range
> (this was intentional).
Ah, you are right. I didn't read the documentation for
isRandomAccessRange, I just looked at the accompanying code snippet,
which doesn't mention hasLength.
-Lars
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