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AttributeValue

array_format::layout

Enum AttributeValue

pub enum AttributeValue {
Show 26 variants
    Bool(bool),
    Int8(i8),
    Int16(i16),
    Int32(i32),
    Int64(i64),
    UInt8(u8),
    UInt16(u16),
    UInt32(u32),
    UInt64(u64),
    Float32(f32),
    Float64(f64),
    String(String),
    Binary(Vec<u8>),
    BoolList(Vec<bool>),
    Int8List(Vec<i8>),
    Int16List(Vec<i16>),
    Int32List(Vec<i32>),
    Int64List(Vec<i64>),
    UInt8List(Vec<u8>),
    UInt16List(Vec<u16>),
    UInt32List(Vec<u32>),
    UInt64List(Vec<u64>),
    Float32List(Vec<f32>),
    Float64List(Vec<f64>),
    StringList(Vec<String>),
    BinaryList(Vec<Vec<u8>>),
}

Expand description

A scalar value for a per-array key-value attribute.

Variants§

Bool(bool)

Boolean value.

Int8(i8)

Signed 8-bit integer.

Int16(i16)

Signed 16-bit integer.

Int32(i32)

Signed 32-bit integer.

Int64(i64)

Signed 64-bit integer.

UInt8(u8)

Unsigned 8-bit integer.

UInt16(u16)

Unsigned 16-bit integer.

UInt32(u32)

Unsigned 32-bit integer.

UInt64(u64)

Unsigned 64-bit integer.

Float32(f32)

32-bit floating point.

Float64(f64)

64-bit floating point.

String(String)

UTF-8 string.

Binary(Vec<u8>)

Variable-length binary data.

BoolList(Vec<bool>)

List of boolean values.

Int8List(Vec<i8>)

List of signed 8-bit integers.

Int16List(Vec<i16>)

List of signed 16-bit integers.

Int32List(Vec<i32>)

List of signed 32-bit integers.

Int64List(Vec<i64>)

List of signed 64-bit integers.

UInt8List(Vec<u8>)

List of unsigned 8-bit integers.

UInt16List(Vec<u16>)

List of unsigned 16-bit integers.

UInt32List(Vec<u32>)

List of unsigned 32-bit integers.

UInt64List(Vec<u64>)

List of unsigned 64-bit integers.

Float32List(Vec<f32>)

List of 32-bit floating point values.

Float64List(Vec<f64>)

List of 64-bit floating point values.

StringList(Vec<String>)

List of UTF-8 strings.

BinaryList(Vec<Vec<u8>>)

List of variable-length binary values.

Trait Implementations§

impl Archive for AttributeValue
where bool: Archive, i8: Archive, i16: Archive, i32: Archive, i64: Archive, u8: Archive, u16: Archive, u32: Archive, u64: Archive, f32: Archive, f64: Archive, String: Archive, Vec<u8>: Archive, Vec<bool>: Archive, Vec<i8>: Archive, Vec<i16>: Archive, Vec<i32>: Archive, Vec<i64>: Archive, Vec<u16>: Archive, Vec<u32>: Archive, Vec<u64>: Archive, Vec<f32>: Archive, Vec<f64>: Archive, Vec<String>: Archive, Vec<Vec<u8>>: Archive,

type Archived = ArchivedAttributeValue

The archived representation of this type. Read more

type Resolver = AttributeValueResolver

The resolver for this type. It must contain all the additional information from serializing needed to make the archived type from the normal type.

fn resolve( &self, resolver: <Self as Archive>::Resolver, out: Place<<Self as Archive>::Archived>, )

Creates the archived version of this value at the given position and writes it to the given output. Read more

const COPY_OPTIMIZATION: CopyOptimization<Self> = _

An optimization flag that allows the bytes of this type to be copied directly to a writer instead of calling serialize. Read more

impl Clone for AttributeValue

fn clone(&self) -> AttributeValue

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for AttributeValue

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

Formats the value using the given formatter. Read more

impl<D: Fallible + ?Sized> Deserialize<AttributeValue, D> for Archived<AttributeValue>
where bool: Archive, <bool as Archive>::Archived: Deserialize<bool, D>, i8: Archive, <i8 as Archive>::Archived: Deserialize<i8, D>, i16: Archive, <i16 as Archive>::Archived: Deserialize<i16, D>, i32: Archive, <i32 as Archive>::Archived: Deserialize<i32, D>, i64: Archive, <i64 as Archive>::Archived: Deserialize<i64, D>, u8: Archive, <u8 as Archive>::Archived: Deserialize<u8, D>, u16: Archive, <u16 as Archive>::Archived: Deserialize<u16, D>, u32: Archive, <u32 as Archive>::Archived: Deserialize<u32, D>, u64: Archive, <u64 as Archive>::Archived: Deserialize<u64, D>, f32: Archive, <f32 as Archive>::Archived: Deserialize<f32, D>, f64: Archive, <f64 as Archive>::Archived: Deserialize<f64, D>, String: Archive, <String as Archive>::Archived: Deserialize<String, D>, Vec<u8>: Archive, <Vec<u8> as Archive>::Archived: Deserialize<Vec<u8>, D>, Vec<bool>: Archive, <Vec<bool> as Archive>::Archived: Deserialize<Vec<bool>, D>, Vec<i8>: Archive, <Vec<i8> as Archive>::Archived: Deserialize<Vec<i8>, D>, Vec<i16>: Archive, <Vec<i16> as Archive>::Archived: Deserialize<Vec<i16>, D>, Vec<i32>: Archive, <Vec<i32> as Archive>::Archived: Deserialize<Vec<i32>, D>, Vec<i64>: Archive, <Vec<i64> as Archive>::Archived: Deserialize<Vec<i64>, D>, Vec<u16>: Archive, <Vec<u16> as Archive>::Archived: Deserialize<Vec<u16>, D>, Vec<u32>: Archive, <Vec<u32> as Archive>::Archived: Deserialize<Vec<u32>, D>, Vec<u64>: Archive, <Vec<u64> as Archive>::Archived: Deserialize<Vec<u64>, D>, Vec<f32>: Archive, <Vec<f32> as Archive>::Archived: Deserialize<Vec<f32>, D>, Vec<f64>: Archive, <Vec<f64> as Archive>::Archived: Deserialize<Vec<f64>, D>, Vec<String>: Archive, <Vec<String> as Archive>::Archived: Deserialize<Vec<String>, D>, Vec<Vec<u8>>: Archive, <Vec<Vec<u8>> as Archive>::Archived: Deserialize<Vec<Vec<u8>>, __D>,

fn deserialize( &self, deserializer: &mut D, ) -> Result<AttributeValue, <D as Fallible>::Error>

Deserializes using the given deserializer

impl PartialEq for AttributeValue

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more

impl<S: Fallible + ?Sized> Serialize<S> for AttributeValue
where bool: Serialize<S>, i8: Serialize<S>, i16: Serialize<S>, i32: Serialize<S>, i64: Serialize<S>, u8: Serialize<S>, u16: Serialize<S>, u32: Serialize<S>, u64: Serialize<S>, f32: Serialize<S>, f64: Serialize<S>, String: Serialize<S>, Vec<u8>: Serialize<S>, Vec<bool>: Serialize<S>, Vec<i8>: Serialize<S>, Vec<i16>: Serialize<S>, Vec<i32>: Serialize<S>, Vec<i64>: Serialize<S>, Vec<u16>: Serialize<S>, Vec<u32>: Serialize<S>, Vec<u64>: Serialize<S>, Vec<f32>: Serialize<S>, Vec<f64>: Serialize<S>, Vec<String>: Serialize<S>, Vec<Vec<u8>>: Serialize<__S>,

fn serialize( &self, serializer: &mut S, ) -> Result<<Self as Archive>::Resolver, <S as Fallible>::Error>

Writes the dependencies for the object and returns a resolver that can create the archived type.

Auto Trait Implementations§

impl Freeze for AttributeValue

impl RefUnwindSafe for AttributeValue

impl Send for AttributeValue

impl Sync for AttributeValue

impl Unpin for AttributeValue

impl UnsafeUnpin for AttributeValue

impl UnwindSafe for AttributeValue

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> ArchivePointee for T

type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.

fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.

impl<T> ArchiveUnsized for T
where T: Archive,

type Archived = <T as Archive>::Archived

The archived counterpart of this type. Unlike Archive, it may be unsized. Read more

fn archived_metadata( &self, ) -> <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata

Creates the archived version of the metadata for this value.

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> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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> LayoutRaw for T

fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Returns the layout of the type.

impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

Returns whether the given value has been niched. Read more

fn resolve_niched(out: Place<NichedOption<T, N1>>)

Writes data to out indicating that a T is niched.

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> Pointee for T

type Metadata = ()

The metadata type for pointers and references to this type.

impl<T, S> SerializeUnsized<S> for T
where T: Serialize<S>, S: Fallible + Writer + ?Sized,

fn serialize_unsized( &self, serializer: &mut S, ) -> Result<usize, <S as Fallible>::Error>

Writes the object and returns the position of the archived type.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. 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.