blob: 12336037481f678b381dc0253ce7b8e13ca5aad0 [file] [log] [blame]
#![feature(pin, arbitrary_self_types)]
use pin_utils::{unsafe_pinned, unsafe_unpinned, pin_mut};
use std::pin::Pin;
use std::marker::Unpin;
struct Foo<T1, T2> {
field1: T1,
field2: T2,
}
impl<T1, T2> Foo<T1, T2> {
unsafe_pinned!(field1: T1);
unsafe_unpinned!(field2: T2);
}
impl<T1: Unpin, T2> Unpin for Foo<T1, T2> {} // Conditional Unpin impl
#[test]
fn projection() {
let foo = Foo { field1: 1, field2: 2 };
pin_mut!(foo);
let x1: Pin<&mut i32> = foo.field1();
assert_eq!(*x1, 1);
let x2: &mut i32 = foo.field2();
assert_eq!(*x2, 2);
}