[swift-evolution] [Accepted] SE-0121: Remove Optional Comparison Operators

[Charles Srstka]

> On Aug 30, 2016, at 1:43 AM, Goffredo Marocchi via swift-evolution <swift-evolution at swift.org> wrote:
> 
> On 30 Aug 2016, at 05:00, Kevin Ballard via swift-evolution <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
> 
>> On Sun, Aug 28, 2016, at 01:28 PM, Dave Abrahams via swift-evolution wrote:
>>> 
>>> on Fri Aug 26 2016, Kevin Ballard <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
>>> 
>>>> Goddammit. I completely missed this thread, because Pipermail
>>>> regularly decides not to deliver the swift-evolution-announce version
>>>> of review threads (which means they bypass my inbox). Why does it do
>>>> this? Most of the emails get delivered, but it just skips some of
>>>> them, and I keep ending up missing review threads because of it.
>>>> 
>>>> This change is going to have a HUGE impact for me. I use this sort of
>>>> comparison _all the time_ and find it incredibly useful, and have had
>>>> literally zero bugs caused by this. Surely I can't be the only one who
>>>> uses this. I am not looking forward to copying & pasting a
>>>> reimplementation of the comparison functions into every single project
>>>> I work on.
>>> 
>>> It's very easy to write your own versions of these operators, should you
>>> choose to keep using them.  From that standpoint, I don't see why the
>>> impact has to be huge.
>> 
>> You could make the same argument for a lot of stuff the stdlib provides. For example, let's remove Optional.map since it's trivial to reimplement.
>> 
> 
> I think a case for removing it may be how much Optional.map is used to work around any pains regarding using optionals.

Why? Are we masochists?

Chsarles
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