Trait VariantPlace 

pub unsafe trait VariantPlace<const VARIANT: &'static str>: ReadVariant
where
    Self::Target: Matchable + HasVariant<VARIANT>,
{
    type ToVariant: PlaceHandle<Target = VariantType<Self::Target, VARIANT>>;

    // Required method
    unsafe fn cast(self) -> Self::ToVariant;
}

Cast a handle to a place to a subtype.

Required Associated Types

type ToVariant: PlaceHandle<Target = VariantType<Self::Target, VARIANT>>

Required Methods

unsafe fn cast(self) -> Self::ToVariant

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<T, const VARIANT: &'static str> VariantPlace<VARIANT> for LocalHandle<T>

where T: ?Sized + HasVariant<VARIANT>,

type ToVariant = LocalHandle<<T as HasVariant<VARIANT>>::VariantType>