1057 pub unsafe trait PinInit<T: ?Sized, E = Infallible>: Sized {
1066     unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), E>;  in __pinned_init()
1086     fn pin_chain<F>(self, f: F) -> ChainPinInit<Self, F, T, E>  in pin_chain()  argument
1088         F: FnOnce(Pin<&mut T>) -> Result<(), E>,  in pin_chain()
1095 pub struct ChainPinInit<I, F, T: ?Sized, E>(I, F, __internal::Invariant<(E, T)>);
1101 unsafe impl<T: ?Sized, E, I, F> PinInit<T, E> for ChainPinInit<I, F, T, E>
1103     I: PinInit<T, E>,
1104     F: FnOnce(Pin<&mut T>) -> Result<(), E>,
1106     unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), E> {  in __pinned_init()
1156 pub unsafe trait Init<T: ?Sized, E = Infallible>: PinInit<T, E> {
1164     unsafe fn __init(self, slot: *mut T) -> Result<(), E>;  in __init()
1194     fn chain<F>(self, f: F) -> ChainInit<Self, F, T, E>  in chain()  argument
1196         F: FnOnce(&mut T) -> Result<(), E>,  in chain()
1203 pub struct ChainInit<I, F, T: ?Sized, E>(I, F, __internal::Invariant<(E, T)>);
1208 unsafe impl<T: ?Sized, E, I, F> Init<T, E> for ChainInit<I, F, T, E>
1210     I: Init<T, E>,
1211     F: FnOnce(&mut T) -> Result<(), E>,
1213     unsafe fn __init(self, slot: *mut T) -> Result<(), E> {  in __init()
1224 unsafe impl<T: ?Sized, E, I, F> PinInit<T, E> for ChainInit<I, F, T, E>
1226     I: Init<T, E>,
1227     F: FnOnce(&mut T) -> Result<(), E>,
1229     unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), E> {  in __pinned_init()
1248 pub const unsafe fn pin_init_from_closure<T: ?Sized, E>(  in pin_init_from_closure()
1249     f: impl FnOnce(*mut T) -> Result<(), E>,  in pin_init_from_closure()
1250 ) -> impl PinInit<T, E> {  in pin_init_from_closure()  argument
1267 pub const unsafe fn init_from_closure<T: ?Sized, E>(  in init_from_closure()
1268     f: impl FnOnce(*mut T) -> Result<(), E>,  in init_from_closure()
1269 ) -> impl Init<T, E> {  in init_from_closure()  argument
1280 pub const unsafe fn cast_pin_init<T, U, E>(init: impl PinInit<T, E>) -> impl PinInit<U, E> {  in cast_pin_init()  argument
1283     let res = unsafe { pin_init_from_closure(|ptr: *mut U| init.__pinned_init(ptr.cast::<T>())) };  in cast_pin_init()
1296 pub const unsafe fn cast_init<T, U, E>(init: impl Init<T, E>) -> impl Init<U, E> {  in cast_init()  argument
1299     let res = unsafe { init_from_closure(|ptr: *mut U| init.__init(ptr.cast::<T>())) };  in cast_init()
1309 pub fn uninit<T, E>() -> impl Init<MaybeUninit<T>, E> {  in uninit()  argument
1324 pub fn init_array_from_fn<I, const N: usize, T, E>(  in init_array_from_fn()  argument
1326 ) -> impl Init<[T; N], E>  in init_array_from_fn()
1328     I: Init<T, E>,  argument
1330     let init = move |slot: *mut [T; N]| {
1331         let slot = slot.cast::<T>();
1367 pub fn pin_init_array_from_fn<I, const N: usize, T, E>(  in pin_init_array_from_fn()  argument
1369 ) -> impl PinInit<[T; N], E>  in pin_init_array_from_fn()
1371     I: PinInit<T, E>,  argument
1373     let init = move |slot: *mut [T; N]| {
1374         let slot = slot.cast::<T>();
1421 pub fn pin_init_scope<T, E, F, I>(make_init: F) -> impl PinInit<T, E>  in pin_init_scope()  argument
1424     I: PinInit<T, E>,  in pin_init_scope()  argument
1432         pin_init_from_closure(move |slot: *mut T| -> Result<(), E> {  in pin_init_scope()
1464 pub fn init_scope<T, E, F, I>(make_init: F) -> impl Init<T, E>  in init_scope()  argument
1467     I: Init<T, E>,  in init_scope()  argument
1475         init_from_closure(move |slot: *mut T| -> Result<(), E> {  in init_scope()
1483 unsafe impl<T> Init<T> for T {  implementation
1484     unsafe fn __init(self, slot: *mut T) -> Result<(), Infallible> {  in __init()
1493 unsafe impl<T> PinInit<T> for T {  implementation
1494     unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), Infallible> {  in __pinned_init()
1504 unsafe impl<T, E> Init<T, E> for Result<T, E> {
1505     unsafe fn __init(self, slot: *mut T) -> Result<(), E> {  in __init()
1515 unsafe impl<T, E> PinInit<T, E> for Result<T, E> {
1516     unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), E> {  in __pinned_init()
1524 pub trait InPlaceWrite<T> {
1531     fn write_init<E>(self, init: impl Init<T, E>) -> Result<Self::Initialized, E>;  in write_init()  argument
1536     fn write_pin_init<E>(self, init: impl PinInit<T, E>) -> Result<Pin<Self::Initialized>, E>;  in write_pin_init()  argument
1636 unsafe impl<T: ZeroableOption> Zeroable for Option<T> {}
1640 unsafe impl<T> ZeroableOption for &T {}  implementation
1643 unsafe impl<T> ZeroableOption for &mut T {}  implementation
1646 unsafe impl<T> ZeroableOption for NonNull<T> {}
1652 pub fn init_zeroed<T: Zeroable>() -> impl Init<T> {  in init_zeroed()  argument
1656         init_from_closure(|slot: *mut T| {  in init_zeroed()
1683 pub const fn zeroed<T: Zeroable>() -> T {  in zeroed()  argument
1711     {<T: ?Sized>} PhantomData<T>, core::marker::PhantomPinned, (),
1714     {<T>} MaybeUninit<T>,
1717     {<T: ?Sized + Zeroable>} UnsafeCell<T>,
1733     {<T>} *mut T, {<T>} *const T,
1737     {<T>} *mut [T], {<T>} *const [T], *mut str, *const str,
1740     {<const N: usize, T: Zeroable>} [T; N], {<T: Zeroable>} Wrapping<T>,
1768 impl_fn_zeroable_option!(["Rust", "C"] { A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T…
1795 pub trait Wrapper<T> {
1797     fn pin_init<E>(value_init: impl PinInit<T, E>) -> impl PinInit<Self, E>;  in pin_init()  argument
1800 impl<T> Wrapper<T> for UnsafeCell<T> {
1801     fn pin_init<E>(value_init: impl PinInit<T, E>) -> impl PinInit<Self, E> {  in pin_init()  argument
1807 impl<T> Wrapper<T> for MaybeUninit<T> {
1808     fn pin_init<E>(value_init: impl PinInit<T, E>) -> impl PinInit<Self, E> {  in pin_init()  argument
1815 impl<T> Wrapper<T> for core::pin::UnsafePinned<T> {
1816     fn pin_init<E>(init: impl PinInit<T, E>) -> impl PinInit<Self, E> {  in pin_init()  argument