WrappedSchema

datafusion_ffi::arrow_wrappers

Struct WrappedSchema

#[repr(C)]
pub struct WrappedSchema(pub FFI_ArrowSchema);

Expand description

This is a wrapper struct around FFI_ArrowSchema simply to indicate to the StableAbi macros that the underlying struct is FFI safe.

Tuple Fields§

§0: FFI_ArrowSchema

Trait Implementations§

impl Debug for WrappedSchema

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl From<Arc<Schema>> for WrappedSchema

fn from(value: SchemaRef) -> Self

Converts to this type from the input type.

impl From<WrappedSchema> for SchemaRef

fn from(value: WrappedSchema) -> Self

Converts to this type from the input type.

impl GetStaticEquivalent_ for WrappedSchema

type StaticEquivalent = _static_WrappedSchema

The 'static equivalent of Self

impl StableAbi for WrappedSchema

const LAYOUT: &'static TypeLayout

The layout of the type provided by implementors.

type IsNonZeroType = False

Whether this type has a single invalid bit-pattern. Read more

const ABI_CONSTS: AbiConsts = _

const-equivalents of the associated types.

Auto Trait Implementations§

impl Freeze for WrappedSchema

impl RefUnwindSafe for WrappedSchema

impl Send for WrappedSchema

impl !Sync for WrappedSchema

impl Unpin for WrappedSchema

impl UnwindSafe for WrappedSchema

Blanket Implementations§

impl<T> AlignerFor<1> for T

type Aligner = AlignTo1<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<1024> for T

type Aligner = AlignTo1024<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<128> for T

type Aligner = AlignTo128<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<16> for T

type Aligner = AlignTo16<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<16384> for T

type Aligner = AlignTo16384<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<2> for T

type Aligner = AlignTo2<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<2048> for T

type Aligner = AlignTo2048<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<256> for T

type Aligner = AlignTo256<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<32> for T

type Aligner = AlignTo32<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<32768> for T

type Aligner = AlignTo32768<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<4> for T

type Aligner = AlignTo4<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<4096> for T

type Aligner = AlignTo4096<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<512> for T

type Aligner = AlignTo512<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<64> for T

type Aligner = AlignTo64<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<8> for T

type Aligner = AlignTo8<T>

The AlignTo* type which aligns Self to ALIGNMENT.

impl<T> AlignerFor<8192> for T

type Aligner = AlignTo8192<T>

The AlignTo* type which aligns Self to ALIGNMENT.

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, W> HasTypeWitness<W> for T
where W: MakeTypeWitness<Arg = T>, T: ?Sized,

const WITNESS: W = W::MAKE

A constant of the type witness

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

const TYPE_EQ: TypeEq<T, <T as Identity>::Type> = TypeEq::NEW

Proof that Self is the same type as Self::Type, provides methods for casting between Self and Self::Type.

type Type = T

The same type as Self, used to emulate type equality bounds (T == U) with associated type equality constraints (T: Identity<Type = U>).

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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

impl<S> ROExtAcc for S

fn f_get<F>(&self, offset: FieldOffset<S, F, Aligned>) -> &F

Gets a reference to a field, determined by offset. Read more

fn f_get_mut<F>(&mut self, offset: FieldOffset<S, F, Aligned>) -> &mut F

Gets a muatble reference to a field, determined by offset. Read more

fn f_get_ptr<F, A>(&self, offset: FieldOffset<S, F, A>) -> *const F

Gets a const pointer to a field, the field is determined by offset. Read more

fn f_get_mut_ptr<F, A>(&mut self, offset: FieldOffset<S, F, A>) -> *mut F

Gets a mutable pointer to a field, determined by offset. Read more

impl<S> ROExtOps<Aligned> for S

fn f_replace<F>(&mut self, offset: FieldOffset<S, F, Aligned>, value: F) -> F

Replaces a field (determined by offset) with value, returning the previous value of the field. Read more

fn f_swap<F>(&mut self, offset: FieldOffset<S, F, Aligned>, right: &mut S)

Swaps a field (determined by offset) with the same field in right. Read more

fn f_get_copy<F>(&self, offset: FieldOffset<S, F, Aligned>) -> F
where F: Copy,

Gets a copy of a field (determined by offset). The field is determined by offset. Read more

impl<S> ROExtOps<Unaligned> for S

fn f_replace<F>(&mut self, offset: FieldOffset<S, F, Unaligned>, value: F) -> F

Replaces a field (determined by offset) with value, returning the previous value of the field. Read more

fn f_swap<F>(&mut self, offset: FieldOffset<S, F, Unaligned>, right: &mut S)

Swaps a field (determined by offset) with the same field in right. Read more

fn f_get_copy<F>(&self, offset: FieldOffset<S, F, Unaligned>) -> F
where F: Copy,

Gets a copy of a field (determined by offset). The field is determined by offset. Read more

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

fn eq_id(&self, other: &Self) -> bool

Compares the address of self with the address of other. Read more

fn piped<F, U>(self, f: F) -> U
where F: FnOnce(Self) -> U, Self: Sized,

Emulates the pipeline operator, allowing method syntax in more places. Read more

fn piped_ref<'a, F, U>(&'a self, f: F) -> U
where F: FnOnce(&'a Self) -> U,

The same as piped except that the function takes &Self Useful for functions that take &Self instead of Self. Read more

fn piped_mut<'a, F, U>(&'a mut self, f: F) -> U
where F: FnOnce(&'a mut Self) -> U,

The same as piped, except that the function takes &mut Self. Useful for functions that take &mut Self instead of Self.

fn mutated<F>(self, f: F) -> Self
where F: FnOnce(&mut Self), Self: Sized,

Mutates self using a closure taking self by mutable reference, passing it along the method chain. Read more

fn observe<F>(self, f: F) -> Self
where F: FnOnce(&Self), Self: Sized,

Observes the value of self, passing it along unmodified. Useful in long method chains. Read more

fn into_<T>(self) -> T
where Self: Into<T>,

Performs a conversion with Into. using the turbofish .into_::<_>() syntax. Read more

fn as_ref_<T>(&self) -> &T
where Self: AsRef<T>, T: ?Sized,

Performs a reference to reference conversion with AsRef, using the turbofish .as_ref_::<_>() syntax. Read more

fn as_mut_<T>(&mut self) -> &mut T
where Self: AsMut<T>, T: ?Sized,

Performs a mutable reference to mutable reference conversion with AsMut, using the turbofish .as_mut_::<_>() syntax. Read more

fn drop_(self)
where Self: Sized,

Drops self using method notation. Alternative to std::mem::drop. Read more

impl<This> TransmuteElement for This
where This: ?Sized,

unsafe fn transmute_element<T>(self) -> Self::TransmutedPtr
where Self: CanTransmuteElement<T>,

Transmutes the element type of this pointer.. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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

type Type = T

This is always Self.

fn into_type(self) -> Self::Type
where Self: Sized, Self::Type: Sized,

Converts a value back to the original type.

fn as_type(&self) -> &Self::Type

Converts a reference back to the original type.

fn as_type_mut(&mut self) -> &mut Self::Type

Converts a mutable reference back to the original type.

fn into_type_box(self: Box<Self>) -> Box<Self::Type>

Available on crate feature alloc only.

Converts a box back to the original type.

fn into_type_arc(this: Arc<Self>) -> Arc<Self::Type>

Available on crate feature alloc only.

Converts an Arc back to the original type. Read more

fn into_type_rc(this: Rc<Self>) -> Rc<Self::Type>

Available on crate feature alloc only.

Converts an Rc back to the original type. Read more

fn from_type(this: Self::Type) -> Self
where Self: Sized, Self::Type: Sized,

Converts a value back to the original type.

fn from_type_ref(this: &Self::Type) -> &Self

Converts a reference back to the original type.

fn from_type_mut(this: &mut Self::Type) -> &mut Self

Converts a mutable reference back to the original type.

fn from_type_box(this: Box<Self::Type>) -> Box<Self>

Available on crate feature alloc only.

Converts a box back to the original type.

fn from_type_arc(this: Arc<Self::Type>) -> Arc<Self>

Available on crate feature alloc only.

Converts an Arc back to the original type.

fn from_type_rc(this: Rc<Self::Type>) -> Rc<Self>

Available on crate feature alloc only.

Converts an Rc back to the original type.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> ErasedDestructor for T
where T: 'static,