[swift-evolution] [Pitch] Introduce user-defined dynamically "callable" types

[Chris Lattner]

On Nov 11, 2017, at 10:35 AM, John Holdsworth <mac at johnholdsworth.com> wrote:
> Integration with Xcode would be straightforward but it’s been Android Studio
> I’ve most experience with. For that it was just a case of adapting a gradle
> plugin to add a rebuild phase. If you can’t automate it running a generator
> when you change the surface of your api is not a big overhead.
> 
> Supporting playgrounds would involve being able to import a user module
> to publish the api and link with python. Is that possible?

Playgrounds do not have a build system if used outside the context of a larger app project.

-Chris