I’m not sure what it means to list foo twice. I guess this would be illegal.
-Kenny
> On Oct 31, 2016, at 12:22 PM, William Sumner <prestonsum...@me.com> wrote:
>
>
>> On Oct 31, 2016, at 1:11 PM, Kenny Leung via swift-evolution
>> <swift-evolution@swift.org> wrote:
>>
>> OK then, how about an extension to the proposal that says “guard variable
>> always implies guard unwrap variable when the only thing present in the
>> guard clause is an optional or list of optionals”?
>>
>> So you could write
>>
>> guard foo else {
>> }
>>
>> guard foo, bar else {
>> }
>>
>> -Kenny
>
>
> That would enable some strange-looking code:
>
> var foo: Bool?
> guard foo, foo else {}
>
> Preston
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