cbindgen/tests/rust/derive_ostream.rs
Emilio Cobos Álvarez d1d97d4482 enumeration: Only propagate derive_ostream annotation if not present.
It seems reasonable to want to derive it for a variant, but want to
provide your own for the containing enum or such, for example.
2020-10-01 18:14:12 +02:00

60 lines
821 B
Rust

/// cbindgen:derive-ostream
#[repr(C)]
pub struct A(i32);
/// cbindgen:field-names=[x, y]
/// cbindgen:derive-ostream
#[repr(C)]
pub struct B(i32, f32);
/// cbindgen:derive-ostream
#[repr(u32)]
pub enum C {
X = 2,
Y,
}
/// cbindgen:derive-ostream
#[repr(C)]
pub struct D {
List: u8,
Of: usize,
Things: B,
}
/// cbindgen:derive-ostream
#[repr(u8)]
pub enum F {
Foo(i16),
Bar { x: u8, y: i16 },
Baz
}
/// cbindgen:derive-ostream
#[repr(C, u8)]
pub enum H {
Hello(i16),
There { x: u8, y: i16 },
Everyone
}
/// cbindgen:derive-ostream=false
#[repr(C, u8)]
pub enum I {
/// cbindgen:derive-ostream=true
ThereAgain { x: u8, y: i16 },
SomethingElse
}
#[no_mangle]
pub extern "C" fn root(
a: A,
b: B,
c: C,
d: D,
f: F,
h: H,
i: I,
) { }