[swift-evolution] [Pitch] Introduce User-defined "Dynamic Member Lookup" Types

[Chris Lattner]

> On Nov 15, 2017, at 9:23 PM, Brent Royal-Gordon via swift-evolution <swift-evolution at swift.org> wrote:
> 
>> On Nov 15, 2017, at 8:35 PM, Paul Cantrell via swift-evolution <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
>> 
>> Q: Is there any special handling for that member name string — to handle ruby method names like `blank?`, for example?
>> 
>> A: This should be the job of a language-specific interop layer.
> 
> Swift has the backtick syntax for escaping keywords (`identifier`), but it doesn't allow non-identifier characters to be used in identifiers. We might explore loosening that.

Right.

-Chris
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