1 use pin_project::pin_project;
2 #[pin(__private(project_replace))]
3 struct Struct<T, U> {
4 #[pin]
5 pinned1: T,
6 #[pin]
7 pinned2: T,
8 unpinned1: U,
9 unpinned2: U,
10 }
11 #[allow(box_pointers)]
12 #[allow(deprecated)]
13 #[allow(explicit_outlives_requirements)]
14 #[allow(single_use_lifetimes)]
15 #[allow(unreachable_pub)]
16 #[allow(clippy::unknown_clippy_lints)]
17 #[allow(clippy::pattern_type_mismatch)]
18 #[allow(clippy::redundant_pub_crate)]
19 #[allow(clippy::type_repetition_in_bounds)]
20 #[allow(unused_qualifications)]
21 #[allow(clippy::semicolon_if_nothing_returned)]
22 #[allow(clippy::use_self)]
23 #[allow(clippy::used_underscore_binding)]
24 const _: () = {
25 #[allow(unused_extern_crates)]
26 extern crate pin_project as _pin_project;
27 #[allow(dead_code)]
28 #[allow(clippy::mut_mut)]
29 struct __StructProjection<'pin, T, U>
30 where
31 Struct<T, U>: 'pin,
32 {
33 pinned1: ::pin_project::__private::Pin<&'pin mut (T)>,
34 pinned2: ::pin_project::__private::Pin<&'pin mut (T)>,
35 unpinned1: &'pin mut (U),
36 unpinned2: &'pin mut (U),
37 }
38 #[allow(dead_code)]
39 #[allow(clippy::ref_option_ref)]
40 struct __StructProjectionRef<'pin, T, U>
41 where
42 Struct<T, U>: 'pin,
43 {
44 pinned1: ::pin_project::__private::Pin<&'pin (T)>,
45 pinned2: ::pin_project::__private::Pin<&'pin (T)>,
46 unpinned1: &'pin (U),
47 unpinned2: &'pin (U),
48 }
49 #[allow(dead_code)]
50 struct __StructProjectionOwned<T, U> {
51 pinned1: ::pin_project::__private::PhantomData<T>,
52 pinned2: ::pin_project::__private::PhantomData<T>,
53 unpinned1: U,
54 unpinned2: U,
55 }
56 impl<T, U> Struct<T, U> {
project<'pin>( self: _pin_project::__private::Pin<&'pin mut Self>, ) -> __StructProjection<'pin, T, U>57 fn project<'pin>(
58 self: _pin_project::__private::Pin<&'pin mut Self>,
59 ) -> __StructProjection<'pin, T, U> {
60 unsafe {
61 let Self {
62 pinned1,
63 pinned2,
64 unpinned1,
65 unpinned2,
66 } = self.get_unchecked_mut();
67 __StructProjection {
68 pinned1: _pin_project::__private::Pin::new_unchecked(pinned1),
69 pinned2: _pin_project::__private::Pin::new_unchecked(pinned2),
70 unpinned1,
71 unpinned2,
72 }
73 }
74 }
75 #[allow(clippy::missing_const_for_fn)]
project_ref<'pin>( self: _pin_project::__private::Pin<&'pin Self>, ) -> __StructProjectionRef<'pin, T, U>76 fn project_ref<'pin>(
77 self: _pin_project::__private::Pin<&'pin Self>,
78 ) -> __StructProjectionRef<'pin, T, U> {
79 unsafe {
80 let Self {
81 pinned1,
82 pinned2,
83 unpinned1,
84 unpinned2,
85 } = self.get_ref();
86 __StructProjectionRef {
87 pinned1: _pin_project::__private::Pin::new_unchecked(pinned1),
88 pinned2: _pin_project::__private::Pin::new_unchecked(pinned2),
89 unpinned1,
90 unpinned2,
91 }
92 }
93 }
project_replace( self: _pin_project::__private::Pin<&mut Self>, __replacement: Self, ) -> __StructProjectionOwned<T, U>94 fn project_replace(
95 self: _pin_project::__private::Pin<&mut Self>,
96 __replacement: Self,
97 ) -> __StructProjectionOwned<T, U> {
98 unsafe {
99 let __self_ptr: *mut Self = self.get_unchecked_mut();
100 let __guard =
101 _pin_project::__private::UnsafeOverwriteGuard::new(__self_ptr, __replacement);
102 let Self {
103 pinned1,
104 pinned2,
105 unpinned1,
106 unpinned2,
107 } = &mut *__self_ptr;
108 let __result = __StructProjectionOwned {
109 pinned1: _pin_project::__private::PhantomData,
110 pinned2: _pin_project::__private::PhantomData,
111 unpinned1: _pin_project::__private::ptr::read(unpinned1),
112 unpinned2: _pin_project::__private::ptr::read(unpinned2),
113 };
114 {
115 let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(pinned2);
116 let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(pinned1);
117 }
118 __result
119 }
120 }
121 }
122 #[forbid(unaligned_references, safe_packed_borrows)]
__assert_not_repr_packed<T, U>(this: &Struct<T, U>)123 fn __assert_not_repr_packed<T, U>(this: &Struct<T, U>) {
124 let _ = &this.pinned1;
125 let _ = &this.pinned2;
126 let _ = &this.unpinned1;
127 let _ = &this.unpinned2;
128 }
129 #[allow(missing_debug_implementations)]
130 struct __Struct<'pin, T, U> {
131 __pin_project_use_generics: _pin_project::__private::AlwaysUnpin<
132 'pin,
133 (
134 _pin_project::__private::PhantomData<T>,
135 _pin_project::__private::PhantomData<U>,
136 ),
137 >,
138 __field0: T,
139 __field1: T,
140 }
141 impl<'pin, T, U> _pin_project::__private::Unpin for Struct<T, U> where
142 __Struct<'pin, T, U>: _pin_project::__private::Unpin
143 {
144 }
145 #[doc(hidden)]
146 unsafe impl<'pin, T, U> _pin_project::UnsafeUnpin for Struct<T, U> where
147 __Struct<'pin, T, U>: _pin_project::__private::Unpin
148 {
149 }
150 trait StructMustNotImplDrop {}
151 #[allow(clippy::drop_bounds, drop_bounds)]
152 impl<T: _pin_project::__private::Drop> StructMustNotImplDrop for T {}
153 impl<T, U> StructMustNotImplDrop for Struct<T, U> {}
154 #[doc(hidden)]
155 impl<T, U> _pin_project::__private::PinnedDrop for Struct<T, U> {
drop(self: _pin_project::__private::Pin<&mut Self>)156 unsafe fn drop(self: _pin_project::__private::Pin<&mut Self>) {}
157 }
158 };
main()159 fn main() {}
160