> On Jul 2, 2015, at 14:41 , Quincey Morris 
> <[email protected]> wrote:
> 
> On Jul 2, 2015, at 13:54 , Rick Mann <[email protected]> wrote:
>> 
>>> On Jul 2, 2015, at 13:51 , Jonathan Hull <[email protected]> wrote:
>>> 
>>> It is a closure which takes TypeA and returns TypeB.
>> 
>> I thought those were written as this:
>> 
>>      (TypeA) -> TypeB
>> 
>> With parentheses around the parameter list.
> 
> A 1-tuple is the same thing as the value it encloses, and parameter lists 
> have the syntax of a tuple. However, if you also specify a parameter name:
> 
>       (type: TypeA) -> TypeB
> 
> presumably because the operators wouldn’t associate in the correct order 
> otherwise.

Awesome, thanks for the clarification. I've written feedback on the Swift 
Closure docs to mention that.


-- 
Rick Mann
[email protected]



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