1 use std::pin::Pin;
2 use pin_project_lite::pin_project;
3 enum Enum<T, U> {
4 Struct { pinned: T, unpinned: U },
5 Unit,
6 }
7 #[doc(hidden)]
8 #[allow(dead_code)]
9 #[allow(single_use_lifetimes)]
10 #[allow(clippy::unknown_clippy_lints)]
11 #[allow(clippy::mut_mut)]
12 #[allow(clippy::redundant_pub_crate)]
13 #[allow(clippy::ref_option_ref)]
14 #[allow(clippy::type_repetition_in_bounds)]
15 enum EnumProj<'__pin, T, U>
16 where
17 Enum<T, U>: '__pin,
18 {
19 Struct {
20 pinned: ::pin_project_lite::__private::Pin<&'__pin mut (T)>,
21 unpinned: &'__pin mut (U),
22 },
23 Unit,
24 }
25 #[doc(hidden)]
26 #[allow(dead_code)]
27 #[allow(single_use_lifetimes)]
28 #[allow(clippy::unknown_clippy_lints)]
29 #[allow(clippy::mut_mut)]
30 #[allow(clippy::redundant_pub_crate)]
31 #[allow(clippy::ref_option_ref)]
32 #[allow(clippy::type_repetition_in_bounds)]
33 enum EnumProjRef<'__pin, T, U>
34 where
35 Enum<T, U>: '__pin,
36 {
37 Struct {
38 pinned: ::pin_project_lite::__private::Pin<&'__pin (T)>,
39 unpinned: &'__pin (U),
40 },
41 Unit,
42 }
43 #[allow(single_use_lifetimes)]
44 #[allow(clippy::unknown_clippy_lints)]
45 #[allow(clippy::used_underscore_binding)]
46 const _: () = {
47 impl<T, U> Enum<T, U> {
48 #[doc(hidden)]
49 #[inline]
project<'__pin>( self: ::pin_project_lite::__private::Pin<&'__pin mut Self>, ) -> EnumProj<'__pin, T, U>50 fn project<'__pin>(
51 self: ::pin_project_lite::__private::Pin<&'__pin mut Self>,
52 ) -> EnumProj<'__pin, T, U> {
53 unsafe {
54 match self.get_unchecked_mut() {
55 Self::Struct { pinned, unpinned } => {
56 EnumProj::Struct {
57 pinned: ::pin_project_lite::__private::Pin::new_unchecked(
58 pinned,
59 ),
60 unpinned: unpinned,
61 }
62 }
63 Self::Unit => EnumProj::Unit,
64 }
65 }
66 }
67 #[doc(hidden)]
68 #[inline]
project_ref<'__pin>( self: ::pin_project_lite::__private::Pin<&'__pin Self>, ) -> EnumProjRef<'__pin, T, U>69 fn project_ref<'__pin>(
70 self: ::pin_project_lite::__private::Pin<&'__pin Self>,
71 ) -> EnumProjRef<'__pin, T, U> {
72 unsafe {
73 match self.get_ref() {
74 Self::Struct { pinned, unpinned } => {
75 EnumProjRef::Struct {
76 pinned: ::pin_project_lite::__private::Pin::new_unchecked(
77 pinned,
78 ),
79 unpinned: unpinned,
80 }
81 }
82 Self::Unit => EnumProjRef::Unit,
83 }
84 }
85 }
86 }
87 #[allow(non_snake_case)]
88 struct __Origin<'__pin, T, U> {
89 __dummy_lifetime: ::pin_project_lite::__private::PhantomData<&'__pin ()>,
90 Struct: (T, ::pin_project_lite::__private::AlwaysUnpin<U>),
91 Unit: (),
92 }
93 impl<'__pin, T, U> ::pin_project_lite::__private::Unpin for Enum<T, U>
94 where
95 __Origin<'__pin, T, U>: ::pin_project_lite::__private::Unpin,
96 {}
97 impl<T, U> ::pin_project_lite::__private::Drop for Enum<T, U> {
drop(&mut self)98 fn drop(&mut self) {
99 fn __drop_inner<T, U>(
100 this: ::pin_project_lite::__private::Pin<&mut Enum<T, U>>,
101 ) {
102 fn __drop_inner() {}
103 let _ = this;
104 }
105 let pinned_self: ::pin_project_lite::__private::Pin<&mut Self> = unsafe {
106 ::pin_project_lite::__private::Pin::new_unchecked(self)
107 };
108 __drop_inner(pinned_self);
109 }
110 }
111 };
main()112 fn main() {}
113