Struct core_extensions::phantom::CovariantPhantomData

source · [−]

pub struct CovariantPhantomData<T: ?Sized>(pub PhantomData<fn() -> T>);

Available on crate feature phantom only.

Expand description

Contains PhantomData<fn() -> T>, required to return a PhantomData<fn() -> T> from the as_covariant_phantom const function.

Tuple Fields

0: PhantomData<fn() -> T>

Implementations

source

impl<T: ?Sized> CovariantPhantomData<T>

source

pub const NEW: Self = _

Constructs a CovariantPhantomData<T>

Auto Trait Implementations

impl<T: ?Sized> RefUnwindSafe for CovariantPhantomData<T>

impl<T: ?Sized> Send for CovariantPhantomData<T>

impl<T: ?Sized> Sync for CovariantPhantomData<T>

impl<T: ?Sized> Unpin for CovariantPhantomData<T>

impl<T: ?Sized> UnwindSafe for CovariantPhantomData<T>

Blanket Implementations

source

impl<T> Any for T where
T: 'static + ?Sized,

source

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> AsPhantomData for T where
T: ?Sized,

source

fn as_phantom(&self) -> PhantomData<Self>

Available on crate feature phantom only.

Gets a PhantomData<Self>. Read more

source

fn as_phantom_covariant(&self) -> PhantomData<fn() -> Self>

Available on crate feature phantom only.

Gets a PhantomData<fn() -> Self>, a covariant PhantomData.

source

fn as_phantom_contra(&self) -> PhantomData<fn(_: Self)>

Available on crate feature phantom only.

Gets a PhantomData<fn(Self)>, a contravariant PhantomData.

source

fn as_phantom_invariant(&self) -> PhantomData<fn(_: Self) -> Self>

Available on crate feature phantom only.

Gets a PhantomData<fn(Self) -> Self>, an invariant PhantomData.

source

const PHANTOM: PhantomData<Self> = PhantomData

Available on crate feature phantom only.

Gets a PhantomData<Self>. Read more

source

const PHANTOM_COVARIANT: PhantomData<fn() -> Self> = PhantomData

Available on crate feature phantom only.

Constructs a PhantomData<fn() -> T>, a covariant PhantomData. Read more

source

const PHANTOM_CONTRA: PhantomData<fn(_: Self)> = PhantomData

Available on crate feature phantom only.

Gets a PhantomData<fn(Self)>, a contravariant PhantomData. Read more

source

const PHANTOM_INVARIANT: PhantomData<fn(_: Self) -> Self> = PhantomData

Available on crate feature phantom only.

Gets a PhantomData<fn(Self) -> Self>, an invariant PhantomData. Read more

source

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

source

impl<T> CallExt for T where
T: ?Sized,

source

fn ref_call(&self, params: P) -> Self::Returns where
Self: CallRef,

Available on crate feature callable only.

For calling CallRef::ref_call_, with the ability to specify the types of the arguments.. Read more

source

fn mut_call(&mut self, params: P) -> Self::Returns where
Self: CallMut,

Available on crate feature callable only.

For calling CallMut::mut_call_, with the ability to specify the types of the arguments.. Read more

source

fn into_call(self, params: P) -> Self::Returns where
Self: Sized,
Self: CallInto,

Available on crate feature callable only.

For calling CallInto::into_call_, with the ability to specify the types of the arguments.. Read more

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source

impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct core_extensions::phantom::CovariantPhantomData

Tuple Fields

Implementations

impl<T: ?Sized> CovariantPhantomData<T>

pub const NEW: Self = _

Auto Trait Implementations

impl<T: ?Sized> RefUnwindSafe for CovariantPhantomData<T>

impl<T: ?Sized> Send for CovariantPhantomData<T>

impl<T: ?Sized> Sync for CovariantPhantomData<T>

impl<T: ?Sized> Unpin for CovariantPhantomData<T>

impl<T: ?Sized> UnwindSafe for CovariantPhantomData<T>

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> AsPhantomData for T where T: ?Sized,

fn as_phantom(&self) -> PhantomData<Self>

fn as_phantom_covariant(&self) -> PhantomData<fn() -> Self>

fn as_phantom_contra(&self) -> PhantomData<fn(_: Self)>

fn as_phantom_invariant(&self) -> PhantomData<fn(_: Self) -> Self>

const PHANTOM: PhantomData<Self> = PhantomData

const PHANTOM_COVARIANT: PhantomData<fn() -> Self> = PhantomData

const PHANTOM_CONTRA: PhantomData<fn(_: Self)> = PhantomData

const PHANTOM_INVARIANT: PhantomData<fn(_: Self) -> Self> = PhantomData

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> CallExt for T where T: ?Sized,

fn ref_call<P>(&self, params: P) -> Self::Returns where Self: CallRef<P>,

fn mut_call<P>(&mut self, params: P) -> Self::Returns where Self: CallMut<P>,

fn into_call<P>(self, params: P) -> Self::Returns where Self: Sized, Self: CallInto<P>,

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> AsPhantomData for T where
T: ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T> CallExt for T where
T: ?Sized,

fn ref_call<P>(&self, params: P) -> Self::Returns where
Self: CallRef<P>,

fn mut_call<P>(&mut self, params: P) -> Self::Returns where
Self: CallMut<P>,

fn into_call<P>(self, params: P) -> Self::Returns where
Self: Sized,
Self: CallInto<P>,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,