Seems like a nice feature, though. I think it'd be worth starting a thread on
the evolution list. I don't know if it would be done in time for 3.0, but it
doesn't hurt to try.
- Dave Sweeris
> On May 5, 2016, at 09:54, Matthew Johnson via swift-users
> <swift-users@swift.org> wrote:
>
> Destructuring of parameters would be pretty cool. If it gets added to Swift
> it should be a general feature for all functions, not just on closures.
> There are a lot of design directions and subtleties that would need to be
> explored. I doubt it is something that will be considered in the Swift 3
> timeframe.
>
>> On May 5, 2016, at 9:43 AM, Dennis Weissmann via swift-users
>> <swift-users@swift.org> wrote:
>>
>> Thanks Krzysztof, you’re right! I totally forgot about that neat feature.
>>
>> However, there’s no way to do this directly in the parameter list, right?
>>
>> Do you think such feature should exist?
>>
>> - Dennis
>>
>>>> On May 5, 2016, at 4:19 PM, Krzysztof Siejkowski
>>>> <krzysz...@siejkowski.net> wrote:
>>>>
>>>>
>>>> A workaround is to declare two local variables:
>>>>
>>>> let e = zip(a,b).reduce(0) { acc, tuple in
>>>> let value1 = tuple.0
>>>> let value2 = tuple.1
>>>> return acc + value1 + value2
>>>> }
>>>
>>> You can also get away with one assignment:
>>>
>>> let ok = zip(a,b).reduce(0) { acc, tuple in
>>> let (value1, value2) = tuple
>>> return acc + value1 + value2
>>>
>>> }
>>>
>>> Best,
>>> Krzysztof
>>
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