Type Definition core_extensions::phantom::ContraVariantPhantom
source · [−]pub type ContraVariantPhantom<T> = PhantomData<fn(_: T)>;
Available on crate feature
phantom
only.Expand description
Type alias for a contravariant PhantomData
, without drop check.
Example
use core_extensions::{ContraVariantPhantom, AsPhantomData};
let _: ContraVariantPhantom<u32> = u32::PHANTOM_CONTRA;