Call foreign member functions using Panama

[Samuel Audet]

Anything outside platform ABIs for C is out of scope for Panama. Since 
Clang, which is essentially becoming the reference C++ implementation, 
and Rust are based on LLVM, something like Sulong is probably the way to 
go for that:

https://github.com/oracle/graal/tree/master/sulong
https://github.com/oracle/graal/blob/master/sulong/docs/contributor/INTEROP.md

Samuel


On 11/26/22 15:57, Red IO wrote:
> I was building a small framework to connect rust and java (jdk 11) for a 
> project. I build a java class with 1 field a long. Then I added non 
> static native functions to the class representing the member functions 
> of the corresponding rust struct. I mangled myself through the jni 
> nightmare and stored a reference to the rust struct in the long. This 
> construct simulates first class foreign member function support pretty 
> well. After building this I thought about Panama. As far as I know 
> Panama currently only supports C (no concept of member functions). 
> Wouldn't it be a good idea to support languages like c++, rust and their 
> member functions? I mean with Panama we can already create foreign 
> structs. Would it be so far fetched to integrate constructors and member 
> functions into Panama and jextract?
> 
> Great regards
> RedIODev