[swift-evolution] [Pitch] Flattening the function type of unapplied instance methods

[Chris Lattner]

> On Feb 26, 2016, at 9:44 AM, Joe Groff <jgroff at apple.com> wrote:
> 
>> 
>> let filterNumbers = FilterNumbersWithRejects()
>> visit([3, 33, 333], predicate: filterNumbers.check)
>> print(filterNumbers.rejects)
> 
> I'm not proposing that we take the ability to use `filterNumbers.check` away. I'm proposing changing the type of the fully unapplied reference FilterNumbersWithRejects.check.

This was the core of my misunderstanding.  I didn’t realize that you were proposing to break the symmetry between Type.method and instance.method.

-Chris
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