Struct metatype::Slice[−][src]

pub struct Slice {
    pub len: usize,
}

Expand description

Meta data for a slice

Fields

len: usize

Number of elements in the slice

Trait Implementations

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impl Clone for Slice

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fn clone(&self) -> Slice

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 Debug for Slice

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

Formats the value using the given formatter. Read more

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impl PartialEq<Slice> for Slice

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl Copy for Slice

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impl Eq for Slice

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impl StructuralEq for Slice

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impl StructuralPartialEq for Slice

Auto Trait Implementations

impl RefUnwindSafe for Slice

impl Send for Slice

impl Sync for Slice

impl Unpin for Slice

impl UnwindSafe for Slice

Blanket Implementations

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

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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

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pub fn into(self) -> U

Performs the conversion.

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

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

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

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

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

recently added

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>,

type Error = Infallible

The type returned in the event of a conversion error.

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pub 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>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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pub default fn meta(*const T) -> <T as Type>::Meta

Retrieve TraitObject, Slice or Concrete meta data respectively for a type

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pub default fn data(*const T) -> *const ()

Retrieve pointer to the data

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pub default fn data_mut(*mut T) -> *mut ()

Retrieve mut pointer to the data

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pub default fn dangling(<T as Type>::Meta) -> NonNull<T>

Create a dangling non-null *const Self with the provided Self::Meta.

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pub default fn fatten(*mut (), <T as Type>::Meta) -> *mut T

Create a *mut Self with the provided Self::Meta.

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const METATYPE: MetaType

Enum describing whether a type is TraitObject, Slice or Concrete.

type Meta: 'static

Type of metadata for type.

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fn meta_type(self: *const Self) -> MetaType

Helper method describing whether a type is TraitObject, Slice or Concrete.

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impl<T> Type for T

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pub const METATYPE: MetaType

Enum describing whether a type is TraitObject, Slice or Concrete.

type Meta = Concrete

Type of metadata for type.

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pub fn meta(*const T) -> <T as Type>::Meta

Retrieve TraitObject, Slice or Concrete meta data respectively for a type

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pub fn data(*const T) -> *const ()

Retrieve pointer to the data

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pub fn data_mut(*mut T) -> *mut ()

Retrieve mut pointer to the data

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pub fn dangling(<T as Type>::Meta) -> NonNull<T>

Create a dangling non-null *const Self with the provided Self::Meta.

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pub fn fatten(*mut (), <T as Type>::Meta) -> *mut T

Create a *mut Self with the provided Self::Meta.

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fn meta_type(self: *const Self) -> MetaType

Helper method describing whether a type is TraitObject, Slice or Concrete.