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