220 2446 <CAHOE3ycx4fk=7S0PNcJ0tJsf_pN6ER2YZbF+E8t9n-wvxAGtsQ@mail.gmail.com> article
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From: Daniel James <dnljms@gmail.com>
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Subject: Re: optional<T>, one more value or two states
Date: Mon, 28 Jan 2013 20:27:06 +0000
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On 28 January 2013 20:10, Olaf van der Spek <olafvdspek@gmail.com> wrote:
> On Mon, Jan 28, 2013 at 8:54 PM, Daniel James <dnljms@gmail.com> wrote:
>> On 28 January 2013 10:08, Olaf van der Spek <olafvdspek@gmail.com> wrote:
>>> On Mon, Jan 28, 2013 at 10:07 AM, Daniel James <dnljms@gmail.com> wrote:
>>>>
>>>> It depends on how well the range algorithms works out. They might
>>>> provide a more elegant way to manipulate optionals than if statements,
>>>> similar to how a range algorithm can be more elegant than a for loop.
>>>> This has worked out well in other languages, for example in Scala:
>>>
>>> Wouldn't this be better handled by a wrapper that allows optionals,
>>> (smart) pointers and references to be handled as ranges?
>>> Separation of concerns says this shouldn't be handled by optional itself.
>>
>> Fair enough. I find that such separation of concerns can end up with
>> unwieldy interfaces, but that's a matter of opinion.
>
> We can't add a range interface to raw pointers anyway, right?

I don't want to add a range interface to raw pointers.

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