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