1 use pin_project::pin_project;
2 #[pin(__private(project_replace))]
3 struct TupleStruct<T, U>(#[pin] T, #[pin] T, U, U);
4 #[allow(box_pointers)]
5 #[allow(deprecated)]
6 #[allow(explicit_outlives_requirements)]
7 #[allow(single_use_lifetimes)]
8 #[allow(unreachable_pub)]
9 #[allow(clippy::unknown_clippy_lints)]
10 #[allow(clippy::pattern_type_mismatch)]
11 #[allow(clippy::redundant_pub_crate)]
12 #[allow(clippy::type_repetition_in_bounds)]
13 #[allow(unused_qualifications)]
14 #[allow(clippy::semicolon_if_nothing_returned)]
15 #[allow(clippy::use_self)]
16 #[allow(clippy::used_underscore_binding)]
17 const _: () = {
18 #[allow(unused_extern_crates)]
19 extern crate pin_project as _pin_project;
20 #[allow(dead_code)]
21 #[allow(clippy::mut_mut)]
22 struct __TupleStructProjection<'pin, T, U>(
23 ::pin_project::__private::Pin<&'pin mut (T)>,
24 ::pin_project::__private::Pin<&'pin mut (T)>,
25 &'pin mut (U),
26 &'pin mut (U),
27 )
28 where
29 TupleStruct<T, U>: 'pin;
30 #[allow(dead_code)]
31 #[allow(clippy::ref_option_ref)]
32 struct __TupleStructProjectionRef<'pin, T, U>(
33 ::pin_project::__private::Pin<&'pin (T)>,
34 ::pin_project::__private::Pin<&'pin (T)>,
35 &'pin (U),
36 &'pin (U),
37 )
38 where
39 TupleStruct<T, U>: 'pin;
40 #[allow(dead_code)]
41 struct __TupleStructProjectionOwned<T, U>(
42 ::pin_project::__private::PhantomData<T>,
43 ::pin_project::__private::PhantomData<T>,
44 U,
45 U,
46 );
47 impl<T, U> TupleStruct<T, U> {
project<'pin>( self: _pin_project::__private::Pin<&'pin mut Self>, ) -> __TupleStructProjection<'pin, T, U>48 fn project<'pin>(
49 self: _pin_project::__private::Pin<&'pin mut Self>,
50 ) -> __TupleStructProjection<'pin, T, U> {
51 unsafe {
52 let Self(_0, _1, _2, _3) = self.get_unchecked_mut();
53 __TupleStructProjection(
54 _pin_project::__private::Pin::new_unchecked(_0),
55 _pin_project::__private::Pin::new_unchecked(_1),
56 _2,
57 _3,
58 )
59 }
60 }
61 #[allow(clippy::missing_const_for_fn)]
project_ref<'pin>( self: _pin_project::__private::Pin<&'pin Self>, ) -> __TupleStructProjectionRef<'pin, T, U>62 fn project_ref<'pin>(
63 self: _pin_project::__private::Pin<&'pin Self>,
64 ) -> __TupleStructProjectionRef<'pin, T, U> {
65 unsafe {
66 let Self(_0, _1, _2, _3) = self.get_ref();
67 __TupleStructProjectionRef(
68 _pin_project::__private::Pin::new_unchecked(_0),
69 _pin_project::__private::Pin::new_unchecked(_1),
70 _2,
71 _3,
72 )
73 }
74 }
project_replace( self: _pin_project::__private::Pin<&mut Self>, __replacement: Self, ) -> __TupleStructProjectionOwned<T, U>75 fn project_replace(
76 self: _pin_project::__private::Pin<&mut Self>,
77 __replacement: Self,
78 ) -> __TupleStructProjectionOwned<T, U> {
79 unsafe {
80 let __self_ptr: *mut Self = self.get_unchecked_mut();
81 let __guard =
82 _pin_project::__private::UnsafeOverwriteGuard::new(__self_ptr, __replacement);
83 let Self(_0, _1, _2, _3) = &mut *__self_ptr;
84 let __result = __TupleStructProjectionOwned(
85 _pin_project::__private::PhantomData,
86 _pin_project::__private::PhantomData,
87 _pin_project::__private::ptr::read(_2),
88 _pin_project::__private::ptr::read(_3),
89 );
90 {
91 let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(_1);
92 let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(_0);
93 }
94 __result
95 }
96 }
97 }
98 #[forbid(unaligned_references, safe_packed_borrows)]
__assert_not_repr_packed<T, U>(this: &TupleStruct<T, U>)99 fn __assert_not_repr_packed<T, U>(this: &TupleStruct<T, U>) {
100 let _ = &this.0;
101 let _ = &this.1;
102 let _ = &this.2;
103 let _ = &this.3;
104 }
105 #[allow(missing_debug_implementations)]
106 struct __TupleStruct<'pin, T, U> {
107 __pin_project_use_generics: _pin_project::__private::AlwaysUnpin<
108 'pin,
109 (
110 _pin_project::__private::PhantomData<T>,
111 _pin_project::__private::PhantomData<U>,
112 ),
113 >,
114 __field0: T,
115 __field1: T,
116 }
117 impl<'pin, T, U> _pin_project::__private::Unpin for TupleStruct<T, U> where
118 __TupleStruct<'pin, T, U>: _pin_project::__private::Unpin
119 {
120 }
121 #[doc(hidden)]
122 unsafe impl<'pin, T, U> _pin_project::UnsafeUnpin for TupleStruct<T, U> where
123 __TupleStruct<'pin, T, U>: _pin_project::__private::Unpin
124 {
125 }
126 trait TupleStructMustNotImplDrop {}
127 #[allow(clippy::drop_bounds, drop_bounds)]
128 impl<T: _pin_project::__private::Drop> TupleStructMustNotImplDrop for T {}
129 impl<T, U> TupleStructMustNotImplDrop for TupleStruct<T, U> {}
130 #[doc(hidden)]
131 impl<T, U> _pin_project::__private::PinnedDrop for TupleStruct<T, U> {
drop(self: _pin_project::__private::Pin<&mut Self>)132 unsafe fn drop(self: _pin_project::__private::Pin<&mut Self>) {}
133 }
134 };
main()135 fn main() {}
136