254 lines
8.7 KiB
Rust
254 lines
8.7 KiB
Rust
use pin_project::pin_project;
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# [pin (__private (project = EnumProj , project_ref = EnumProjRef , project_replace = EnumProjOwn))]
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enum Enum<T, U> {
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Struct {
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#[pin]
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pinned1: T,
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#[pin]
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pinned2: T,
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unpinned1: U,
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unpinned2: U,
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},
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Tuple(#[pin] T, #[pin] T, U, U),
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Unit,
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}
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#[allow(box_pointers)]
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#[allow(deprecated)]
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#[allow(explicit_outlives_requirements)]
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#[allow(single_use_lifetimes)]
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#[allow(unreachable_pub)]
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#[allow(clippy::unknown_clippy_lints)]
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#[allow(clippy::pattern_type_mismatch)]
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#[allow(clippy::redundant_pub_crate)]
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#[allow(clippy::type_repetition_in_bounds)]
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#[allow(dead_code)]
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#[allow(clippy::mut_mut)]
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enum EnumProj<'pin, T, U>
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where
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Enum<T, U>: 'pin,
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{
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Struct {
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pinned1: ::pin_project::__private::Pin<&'pin mut (T)>,
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pinned2: ::pin_project::__private::Pin<&'pin mut (T)>,
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unpinned1: &'pin mut (U),
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unpinned2: &'pin mut (U),
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},
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Tuple(
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::pin_project::__private::Pin<&'pin mut (T)>,
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::pin_project::__private::Pin<&'pin mut (T)>,
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&'pin mut (U),
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&'pin mut (U),
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),
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Unit,
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}
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#[allow(box_pointers)]
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#[allow(deprecated)]
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#[allow(explicit_outlives_requirements)]
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#[allow(single_use_lifetimes)]
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#[allow(unreachable_pub)]
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#[allow(clippy::unknown_clippy_lints)]
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#[allow(clippy::pattern_type_mismatch)]
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#[allow(clippy::redundant_pub_crate)]
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#[allow(clippy::type_repetition_in_bounds)]
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#[allow(dead_code)]
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#[allow(clippy::ref_option_ref)]
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enum EnumProjRef<'pin, T, U>
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where
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Enum<T, U>: 'pin,
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{
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Struct {
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pinned1: ::pin_project::__private::Pin<&'pin (T)>,
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pinned2: ::pin_project::__private::Pin<&'pin (T)>,
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unpinned1: &'pin (U),
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unpinned2: &'pin (U),
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},
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Tuple(
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::pin_project::__private::Pin<&'pin (T)>,
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::pin_project::__private::Pin<&'pin (T)>,
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&'pin (U),
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&'pin (U),
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),
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Unit,
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}
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#[allow(box_pointers)]
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#[allow(deprecated)]
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#[allow(explicit_outlives_requirements)]
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#[allow(single_use_lifetimes)]
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#[allow(unreachable_pub)]
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#[allow(clippy::unknown_clippy_lints)]
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#[allow(clippy::pattern_type_mismatch)]
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#[allow(clippy::redundant_pub_crate)]
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#[allow(clippy::type_repetition_in_bounds)]
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#[allow(dead_code)]
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#[allow(variant_size_differences)]
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#[allow(clippy::large_enum_variant)]
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enum EnumProjOwn<T, U> {
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Struct {
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pinned1: ::pin_project::__private::PhantomData<T>,
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pinned2: ::pin_project::__private::PhantomData<T>,
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unpinned1: U,
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unpinned2: U,
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},
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Tuple(
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::pin_project::__private::PhantomData<T>,
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::pin_project::__private::PhantomData<T>,
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U,
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U,
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),
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Unit,
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}
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#[allow(box_pointers)]
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#[allow(deprecated)]
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#[allow(explicit_outlives_requirements)]
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#[allow(single_use_lifetimes)]
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#[allow(unreachable_pub)]
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#[allow(clippy::unknown_clippy_lints)]
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#[allow(clippy::pattern_type_mismatch)]
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#[allow(clippy::redundant_pub_crate)]
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#[allow(clippy::type_repetition_in_bounds)]
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#[allow(unused_qualifications)]
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#[allow(clippy::semicolon_if_nothing_returned)]
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#[allow(clippy::use_self)]
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#[allow(clippy::used_underscore_binding)]
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const _: () = {
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#[allow(unused_extern_crates)]
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extern crate pin_project as _pin_project;
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impl<T, U> Enum<T, U> {
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fn project<'pin>(
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self: _pin_project::__private::Pin<&'pin mut Self>,
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) -> EnumProj<'pin, T, U> {
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unsafe {
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match self.get_unchecked_mut() {
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Self::Struct {
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pinned1,
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pinned2,
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unpinned1,
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unpinned2,
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} => EnumProj::Struct {
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pinned1: _pin_project::__private::Pin::new_unchecked(pinned1),
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pinned2: _pin_project::__private::Pin::new_unchecked(pinned2),
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unpinned1,
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unpinned2,
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},
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Self::Tuple(_0, _1, _2, _3) => EnumProj::Tuple(
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_pin_project::__private::Pin::new_unchecked(_0),
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_pin_project::__private::Pin::new_unchecked(_1),
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_2,
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_3,
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),
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Self::Unit => EnumProj::Unit,
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}
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}
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}
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#[allow(clippy::missing_const_for_fn)]
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fn project_ref<'pin>(
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self: _pin_project::__private::Pin<&'pin Self>,
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) -> EnumProjRef<'pin, T, U> {
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unsafe {
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match self.get_ref() {
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Self::Struct {
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pinned1,
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pinned2,
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unpinned1,
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unpinned2,
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} => EnumProjRef::Struct {
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pinned1: _pin_project::__private::Pin::new_unchecked(pinned1),
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pinned2: _pin_project::__private::Pin::new_unchecked(pinned2),
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unpinned1,
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unpinned2,
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},
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Self::Tuple(_0, _1, _2, _3) => EnumProjRef::Tuple(
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_pin_project::__private::Pin::new_unchecked(_0),
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_pin_project::__private::Pin::new_unchecked(_1),
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_2,
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_3,
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),
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Self::Unit => EnumProjRef::Unit,
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}
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}
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}
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fn project_replace(
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self: _pin_project::__private::Pin<&mut Self>,
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__replacement: Self,
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) -> EnumProjOwn<T, U> {
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unsafe {
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let __self_ptr: *mut Self = self.get_unchecked_mut();
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let __guard =
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_pin_project::__private::UnsafeOverwriteGuard::new(__self_ptr, __replacement);
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match &mut *__self_ptr {
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Self::Struct {
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pinned1,
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pinned2,
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unpinned1,
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unpinned2,
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} => {
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let __result = EnumProjOwn::Struct {
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pinned1: _pin_project::__private::PhantomData,
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pinned2: _pin_project::__private::PhantomData,
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unpinned1: _pin_project::__private::ptr::read(unpinned1),
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unpinned2: _pin_project::__private::ptr::read(unpinned2),
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};
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{
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let __guard =
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_pin_project::__private::UnsafeDropInPlaceGuard::new(pinned2);
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let __guard =
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_pin_project::__private::UnsafeDropInPlaceGuard::new(pinned1);
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}
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__result
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}
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Self::Tuple(_0, _1, _2, _3) => {
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let __result = EnumProjOwn::Tuple(
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_pin_project::__private::PhantomData,
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_pin_project::__private::PhantomData,
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_pin_project::__private::ptr::read(_2),
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_pin_project::__private::ptr::read(_3),
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);
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{
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let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(_1);
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let __guard = _pin_project::__private::UnsafeDropInPlaceGuard::new(_0);
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}
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__result
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}
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Self::Unit => {
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let __result = EnumProjOwn::Unit;
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{}
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__result
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}
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}
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}
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}
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}
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#[allow(missing_debug_implementations)]
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struct __Enum<'pin, T, U> {
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__pin_project_use_generics: _pin_project::__private::AlwaysUnpin<
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'pin,
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(
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_pin_project::__private::PhantomData<T>,
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_pin_project::__private::PhantomData<U>,
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),
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>,
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__field0: T,
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__field1: T,
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__field2: T,
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__field3: T,
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}
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impl<'pin, T, U> _pin_project::__private::Unpin for Enum<T, U> where
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__Enum<'pin, T, U>: _pin_project::__private::Unpin
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{
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}
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#[doc(hidden)]
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unsafe impl<'pin, T, U> _pin_project::UnsafeUnpin for Enum<T, U> where
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__Enum<'pin, T, U>: _pin_project::__private::Unpin
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{
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}
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trait EnumMustNotImplDrop {}
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#[allow(clippy::drop_bounds, drop_bounds)]
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impl<T: _pin_project::__private::Drop> EnumMustNotImplDrop for T {}
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impl<T, U> EnumMustNotImplDrop for Enum<T, U> {}
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#[doc(hidden)]
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impl<T, U> _pin_project::__private::PinnedDrop for Enum<T, U> {
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unsafe fn drop(self: _pin_project::__private::Pin<&mut Self>) {}
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}
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};
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fn main() {}
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