metatype

Struct Slice

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pub struct Slice {
    pub len: usize,
}
Expand description

Meta data for a slice

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§len: usize

Number of elements in the slice

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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 for Slice

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for Slice

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impl Eq for Slice

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impl StructuralPartialEq for Slice

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impl Freeze for Slice

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impl RefUnwindSafe for Slice

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impl Send for Slice

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impl Sync for Slice

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impl Unpin for Slice

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impl UnwindSafe for Slice

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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, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> 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.
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impl<T> Type for T
where T: ?Sized,

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

Retrieve TraitObject, Slice or Concrete meta data respectively for a type
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default fn data(self: *const T) -> *const ()

Retrieve pointer to the data
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default fn data_mut(self: *mut T) -> *mut ()

Retrieve mut pointer to the data
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default fn dangling(t: <T as Type>::Meta) -> NonNull<T>

Create a dangling non-null *const Self with the provided Self::Meta.
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default fn fatten(thin: *mut (), t: <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.
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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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fn meta_type(self: *const Self) -> MetaType

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