extendr_api::prelude

Struct ViewRepr

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pub struct ViewRepr<A> {
    pub(crate) life: PhantomData<A>,
}
Expand description

Array view’s representation.

Don’t use this type directly—use the type aliases ArrayView / ArrayViewMut for the array type!

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§life: PhantomData<A>

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impl<A> Clone for ViewRepr<A>
where A: Clone,

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fn clone(&self) -> ViewRepr<A>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'a, A> RawData for ViewRepr<&'a A>

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type Elem = A

The array element type.
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impl<'a, A> RawData for ViewRepr<&'a mut A>

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type Elem = A

The array element type.
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impl<'a, A, B> RawDataSubst<B> for ViewRepr<&'a A>
where A: 'a, B: 'a,

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type Output = ViewRepr<&'a B>

The resulting array storage of the same kind but substituted element type
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unsafe fn data_subst(self) -> <ViewRepr<&'a A> as RawDataSubst<B>>::Output

Unsafely translate the data representation from one element representation to another. Read more
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impl<'a, A, B> RawDataSubst<B> for ViewRepr<&'a mut A>
where A: 'a, B: 'a,

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type Output = ViewRepr<&'a mut B>

The resulting array storage of the same kind but substituted element type
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unsafe fn data_subst(self) -> <ViewRepr<&'a mut A> as RawDataSubst<B>>::Output

Unsafely translate the data representation from one element representation to another. Read more
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impl<A> Copy for ViewRepr<A>
where A: Copy,

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impl<'a, A> Data for ViewRepr<&'a A>

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impl<'a, A> Data for ViewRepr<&'a mut A>

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impl<'a, A> DataMut for ViewRepr<&'a mut A>

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impl<'a, A> DataShared for ViewRepr<&'a A>

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impl<'a, A> RawDataClone for ViewRepr<&'a A>

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impl<'a, A> RawDataMut for ViewRepr<&'a mut A>

Auto Trait Implementations§

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impl<A> Freeze for ViewRepr<A>

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impl<A> RefUnwindSafe for ViewRepr<A>
where A: RefUnwindSafe,

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impl<A> Send for ViewRepr<A>
where A: Send,

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impl<A> Sync for ViewRepr<A>
where A: Sync,

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impl<A> Unpin for ViewRepr<A>
where A: Unpin,

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impl<A> UnwindSafe for ViewRepr<A>
where A: UnwindSafe,

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.