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Andrei Alexandrescu
SeeWebsiteForEmail at erdani.org
Fri Oct 10 06:48:49 PDT 2008
Steven Schveighoffer wrote:
> "Andrei Alexandrescu" wrote
>> Sergey Gromov wrote:
>>> My T[] is useful when you want to recursively split a megabyte file into
>>> a couple thousands of tokens, and then modify some of those tokens. For
>>> that, your T[] must be lightweight, it must reference a bigger piece of
>>> data, and it must guarantee not to write anything into memory outside its
>>> boundaries.
>>>
>>> The Array is for appending. It must always own its memory. Therefore
>>> you should be able to pass it around by reference, so Array is a *class*
>>> and cannot be nearly as lightweight as T[].
>>>
>>> You see, many of their properties are orthogonal. If you drop one, you
>>> lose flexibility.
>>>
>>>> Besides, Array!(T) is not a good name for build-in type.
>>> Names are placeholders here, not an actual proposal.
>> What's wrong with making Array a library type?
>
> What would new T[x] return? If it returns Array!(T), then this has to be a
> compiler-aware type.
>
> -Steve
new T[x] is a brain-dead syntax that I wish Walter hadn't imported in
the first place.
Andrei
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