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