pub enum MemPlaceMeta<Prov: Provenance = AllocId> {
    Meta(Scalar<Prov>),
    None,
}
Expand description

Information required for the sound usage of a MemPlace.

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Meta(Scalar<Prov>)

The unsized payload (e.g. length for slices or vtable pointer for trait objects).

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None

Sized types or unsized extern type

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impl<Prov: Provenance> MemPlaceMeta<Prov>

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pub fn unwrap_meta(self) -> Scalar<Prov>

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pub fn has_meta(self) -> bool

Trait Implementations§

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impl<Prov: Clone + Provenance> Clone for MemPlaceMeta<Prov>

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fn clone(&self) -> MemPlaceMeta<Prov>

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<Prov: Debug + Provenance> Debug for MemPlaceMeta<Prov>

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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<Prov: Hash + Provenance> Hash for MemPlaceMeta<Prov>

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<Prov: PartialEq + Provenance> PartialEq<MemPlaceMeta<Prov>> for MemPlaceMeta<Prov>

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fn eq(&self, other: &MemPlaceMeta<Prov>) -> bool

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Prov: Copy + Provenance> Copy for MemPlaceMeta<Prov>

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impl<Prov: Eq + Provenance> Eq for MemPlaceMeta<Prov>

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impl<Prov: Provenance> StructuralEq for MemPlaceMeta<Prov>

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impl<Prov: Provenance> StructuralPartialEq for MemPlaceMeta<Prov>

Auto Trait Implementations§

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impl<Prov> RefUnwindSafe for MemPlaceMeta<Prov>where Prov: RefUnwindSafe,

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impl<Prov> Send for MemPlaceMeta<Prov>where Prov: Send,

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impl<Prov> Sync for MemPlaceMeta<Prov>where Prov: Sync,

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impl<Prov> Unpin for MemPlaceMeta<Prov>where Prov: Unpin,

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impl<Prov> UnwindSafe for MemPlaceMeta<Prov>where Prov: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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> 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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.

Layout§

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.