[swift-evolution] [Proposal] Automating Partial Application via Wildcards

[Gwendal Roué]

What about nothing?

let partial1 = f(arg1: 1, arg2:)
Gwendal

> Le 2 févr. 2016 à 19:26, Gwendal Roué <gwendal.roue at gmail.com> a écrit :
> 
> Any operator character would be bad, since the function may accept it, as in `[1,2,3].reduce(1, combine: *)`
> 
> Gwendal
> 
>> Le 2 févr. 2016 à 19:24, Erica Sadun via swift-evolution <swift-evolution at swift.org> a écrit :
>> 
>> 
>>> On Feb 2, 2016, at 11:20 AM, Chris Lattner <clattner at apple.com> wrote:
>>> 
>>> On Feb 2, 2016, at 10:16 AM, Erica Sadun <erica at ericasadun.com> wrote:
>>>>> 
>>>>> One superficial comment on this: the use of _ here is a bad idea.  _ already means something in expressions - “discard”, and a closely related thing in declarations - “ignore”.  
>>>>> 
>>>>> Adding a third very different thing (placeholder to be filled in later) seems like a really confusing thing to do.
>>>>> 
>>>>> -Chris
>>>>> 
>>>> 
>>>> 
>>>> #?
>>> 
>>> # means “macro like” or “compiler synthesized”.
>>> 
>>> -Chris
>>> 
>> 
>> * would be bad, right? And naked ?-marks?
>> 
>> -- E
>> 
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> 

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