1 use pin_project::{pin_project, UnsafeUnpin};
2 #[pin(__private(UnsafeUnpin))]
3 struct Struct<T, U> {
4 #[pin]
5 pinned: T,
6 unpinned: U,
7 }
8 #[allow(box_pointers)]
9 #[allow(deprecated)]
10 #[allow(explicit_outlives_requirements)]
11 #[allow(single_use_lifetimes)]
12 #[allow(unreachable_pub)]
13 #[allow(unused_tuple_struct_fields)]
14 #[allow(clippy::unknown_clippy_lints)]
15 #[allow(clippy::pattern_type_mismatch)]
16 #[allow(clippy::redundant_pub_crate)]
17 #[allow(clippy::type_repetition_in_bounds)]
18 #[allow(unused_qualifications)]
19 #[allow(clippy::semicolon_if_nothing_returned)]
20 #[allow(clippy::use_self)]
21 #[allow(clippy::used_underscore_binding)]
22 const _: () = {
23 #[allow(unused_extern_crates)]
24 extern crate pin_project as _pin_project;
25 #[allow(dead_code)]
26 #[allow(clippy::mut_mut)]
27 struct __StructProjection<'pin, T, U>
28 where
29 Struct<T, U>: 'pin,
30 {
31 pinned: ::pin_project::__private::Pin<&'pin mut (T)>,
32 unpinned: &'pin mut (U),
33 }
34 #[allow(dead_code)]
35 #[allow(clippy::ref_option_ref)]
36 struct __StructProjectionRef<'pin, T, U>
37 where
38 Struct<T, U>: 'pin,
39 {
40 pinned: ::pin_project::__private::Pin<&'pin (T)>,
41 unpinned: &'pin (U),
42 }
43 impl<T, U> Struct<T, U> {
44 #[allow(dead_code)]
45 #[inline]
project<'pin>( self: _pin_project::__private::Pin<&'pin mut Self>, ) -> __StructProjection<'pin, T, U>46 fn project<'pin>(
47 self: _pin_project::__private::Pin<&'pin mut Self>,
48 ) -> __StructProjection<'pin, T, U> {
49 unsafe {
50 let Self { pinned, unpinned } = self.get_unchecked_mut();
51 __StructProjection {
52 pinned: _pin_project::__private::Pin::new_unchecked(pinned),
53 unpinned,
54 }
55 }
56 }
57 #[allow(dead_code)]
58 #[allow(clippy::missing_const_for_fn)]
59 #[inline]
project_ref<'pin>( self: _pin_project::__private::Pin<&'pin Self>, ) -> __StructProjectionRef<'pin, T, U>60 fn project_ref<'pin>(
61 self: _pin_project::__private::Pin<&'pin Self>,
62 ) -> __StructProjectionRef<'pin, T, U> {
63 unsafe {
64 let Self { pinned, unpinned } = self.get_ref();
65 __StructProjectionRef {
66 pinned: _pin_project::__private::Pin::new_unchecked(pinned),
67 unpinned,
68 }
69 }
70 }
71 }
72 #[forbid(unaligned_references, safe_packed_borrows)]
__assert_not_repr_packed<T, U>(this: &Struct<T, U>)73 fn __assert_not_repr_packed<T, U>(this: &Struct<T, U>) {
74 let _ = &this.pinned;
75 let _ = &this.unpinned;
76 }
77 impl<'pin, T, U> _pin_project::__private::Unpin for Struct<T, U>
78 where
79 _pin_project::__private::Wrapper<'pin, Self>: _pin_project::UnsafeUnpin,
80 {}
81 trait StructMustNotImplDrop {}
82 #[allow(clippy::drop_bounds, drop_bounds)]
83 impl<T: _pin_project::__private::Drop> StructMustNotImplDrop for T {}
84 impl<T, U> StructMustNotImplDrop for Struct<T, U> {}
85 #[doc(hidden)]
86 impl<T, U> _pin_project::__private::PinnedDrop for Struct<T, U> {
drop(self: _pin_project::__private::Pin<&mut Self>)87 unsafe fn drop(self: _pin_project::__private::Pin<&mut Self>) {}
88 }
89 };
90 unsafe impl<T: Unpin, U> UnsafeUnpin for Struct<T, U> {}
main()91 fn main() {}
92