1 use pin_project::pin_project;
2 #[pin(__private(project = Proj, project_ref = ProjRef, project_replace = ProjOwn))]
3 struct TupleStruct<T, U>(#[pin] T, U);
4 #[allow(box_pointers)]
5 #[allow(deprecated)]
6 #[allow(explicit_outlives_requirements)]
7 #[allow(single_use_lifetimes)]
8 #[allow(unreachable_pub)]
9 #[allow(unused_tuple_struct_fields)]
10 #[allow(clippy::unknown_clippy_lints)]
11 #[allow(clippy::pattern_type_mismatch)]
12 #[allow(clippy::redundant_pub_crate)]
13 #[allow(clippy::type_repetition_in_bounds)]
14 #[allow(dead_code)]
15 #[allow(clippy::mut_mut)]
16 struct Proj<'pin, T, U>(
17 ::pin_project::__private::Pin<&'pin mut (T)>,
18 &'pin mut (U),
19 )
20 where
21 TupleStruct<T, U>: 'pin;
22 #[allow(box_pointers)]
23 #[allow(deprecated)]
24 #[allow(explicit_outlives_requirements)]
25 #[allow(single_use_lifetimes)]
26 #[allow(unreachable_pub)]
27 #[allow(unused_tuple_struct_fields)]
28 #[allow(clippy::unknown_clippy_lints)]
29 #[allow(clippy::pattern_type_mismatch)]
30 #[allow(clippy::redundant_pub_crate)]
31 #[allow(clippy::type_repetition_in_bounds)]
32 #[allow(dead_code)]
33 #[allow(clippy::ref_option_ref)]
34 struct ProjRef<'pin, T, U>(
35 ::pin_project::__private::Pin<&'pin (T)>,
36 &'pin (U),
37 )
38 where
39 TupleStruct<T, U>: 'pin;
40 #[allow(box_pointers)]
41 #[allow(deprecated)]
42 #[allow(explicit_outlives_requirements)]
43 #[allow(single_use_lifetimes)]
44 #[allow(unreachable_pub)]
45 #[allow(unused_tuple_struct_fields)]
46 #[allow(clippy::unknown_clippy_lints)]
47 #[allow(clippy::pattern_type_mismatch)]
48 #[allow(clippy::redundant_pub_crate)]
49 #[allow(clippy::type_repetition_in_bounds)]
50 #[allow(dead_code)]
51 struct ProjOwn<T, U>(::pin_project::__private::PhantomData<T>, U);
52 #[allow(box_pointers)]
53 #[allow(deprecated)]
54 #[allow(explicit_outlives_requirements)]
55 #[allow(single_use_lifetimes)]
56 #[allow(unreachable_pub)]
57 #[allow(unused_tuple_struct_fields)]
58 #[allow(clippy::unknown_clippy_lints)]
59 #[allow(clippy::pattern_type_mismatch)]
60 #[allow(clippy::redundant_pub_crate)]
61 #[allow(clippy::type_repetition_in_bounds)]
62 #[allow(unused_qualifications)]
63 #[allow(clippy::semicolon_if_nothing_returned)]
64 #[allow(clippy::use_self)]
65 #[allow(clippy::used_underscore_binding)]
66 const _: () = {
67 #[allow(unused_extern_crates)]
68 extern crate pin_project as _pin_project;
69 impl<T, U> TupleStruct<T, U> {
70 #[allow(dead_code)]
71 #[inline]
project<'pin>( self: _pin_project::__private::Pin<&'pin mut Self>, ) -> Proj<'pin, T, U>72 fn project<'pin>(
73 self: _pin_project::__private::Pin<&'pin mut Self>,
74 ) -> Proj<'pin, T, U> {
75 unsafe {
76 let Self(_0, _1) = self.get_unchecked_mut();
77 Proj(_pin_project::__private::Pin::new_unchecked(_0), _1)
78 }
79 }
80 #[allow(dead_code)]
81 #[allow(clippy::missing_const_for_fn)]
82 #[inline]
project_ref<'pin>( self: _pin_project::__private::Pin<&'pin Self>, ) -> ProjRef<'pin, T, U>83 fn project_ref<'pin>(
84 self: _pin_project::__private::Pin<&'pin Self>,
85 ) -> ProjRef<'pin, T, U> {
86 unsafe {
87 let Self(_0, _1) = self.get_ref();
88 ProjRef(_pin_project::__private::Pin::new_unchecked(_0), _1)
89 }
90 }
91 #[allow(dead_code)]
92 #[inline]
project_replace( self: _pin_project::__private::Pin<&mut Self>, __replacement: Self, ) -> ProjOwn<T, U>93 fn project_replace(
94 self: _pin_project::__private::Pin<&mut Self>,
95 __replacement: Self,
96 ) -> ProjOwn<T, U> {
97 unsafe {
98 let __self_ptr: *mut Self = self.get_unchecked_mut();
99 let __guard = _pin_project::__private::UnsafeOverwriteGuard::new(
100 __self_ptr,
101 __replacement,
102 );
103 let Self(_0, _1) = &mut *__self_ptr;
104 let __result = ProjOwn(
105 _pin_project::__private::PhantomData,
106 _pin_project::__private::ptr::read(_1),
107 );
108 {
109 let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(
110 _0,
111 );
112 }
113 __result
114 }
115 }
116 }
117 #[forbid(unaligned_references, safe_packed_borrows)]
__assert_not_repr_packed<T, U>(this: &TupleStruct<T, U>)118 fn __assert_not_repr_packed<T, U>(this: &TupleStruct<T, U>) {
119 let _ = &this.0;
120 let _ = &this.1;
121 }
122 #[allow(missing_debug_implementations)]
123 struct __TupleStruct<'pin, T, U> {
124 __pin_project_use_generics: _pin_project::__private::AlwaysUnpin<
125 'pin,
126 (
127 _pin_project::__private::PhantomData<T>,
128 _pin_project::__private::PhantomData<U>,
129 ),
130 >,
131 __field0: T,
132 }
133 impl<'pin, T, U> _pin_project::__private::Unpin for TupleStruct<T, U>
134 where
135 __TupleStruct<'pin, T, U>: _pin_project::__private::Unpin,
136 {}
137 #[doc(hidden)]
138 unsafe impl<'pin, T, U> _pin_project::UnsafeUnpin for TupleStruct<T, U>
139 where
140 __TupleStruct<'pin, T, U>: _pin_project::__private::Unpin,
141 {}
142 trait TupleStructMustNotImplDrop {}
143 #[allow(clippy::drop_bounds, drop_bounds)]
144 impl<T: _pin_project::__private::Drop> TupleStructMustNotImplDrop for T {}
145 impl<T, U> TupleStructMustNotImplDrop for TupleStruct<T, U> {}
146 #[doc(hidden)]
147 impl<T, U> _pin_project::__private::PinnedDrop for TupleStruct<T, U> {
drop(self: _pin_project::__private::Pin<&mut Self>)148 unsafe fn drop(self: _pin_project::__private::Pin<&mut Self>) {}
149 }
150 };
main()151 fn main() {}
152