feat: implement enum variant descirminatns
Thanks for this awsome library, it makes codegen much simpler than doing this by hand
This PR adds enum variant discriminat (e.g. Foo = 1,) support
The following can now get codegen-ed
#[repr(u8)]
enum IpAddrKind {
V4 = 4,
V6 = 6,
}
Resolves